ARTICLES IN PEER-REVIEWED JOURNALS
EFFECT OF PHYSICAL ACTIVITY INTERVENTION ON QUALITY OF LIFE IN OLDER ADULTS: A PROTOCOL FOR SYSTEMATIC REVIEW AND META-ANALYSIS
2022
Lamberti, N., Manfredini, F., Babjaková, J., Gallè, F., Medijainen, K., Karatzaferi, C., ... & López-Soto, P. J. (2022). Effect of physical activity interventions on quality of life in older adults: A protocol for systematic review and meta-analysis. Medicine, 101(48), e31801.
THE EFFECT OF A 9-MONTH HYBRID INTRADIALYTIC EXERCISE TRAINING PROGRAM ON NERVE CONDUCTION VELOCITY PARAMETERS IN PATIENTS RECEIVING HEMODIALYSIS THERAPY
2022
Grigoriou, S. S., Karatzaferi, C., Giannaki, C. D., Patramani, G., Vogiatzi, C., Mitrou, G. I., Stefanidis, I., & Sakkas, G. K. (2022). The effect of a 9-month hybrid intradialytic exercise training program on nerve conduction velocity parameters in patients receiving hemodialysis therapy. International urology and nephrology, 10.1007/s11255-022-03266-6. Advance online publication. https://doi.org/10.1007/s11255-022-03266-6Grigoriou, S. S., Karatzaferi, C., Giannaki, C. D., Patramani, G., Vogiatzi, C., Mitrou, G. I., Stefanidis, I., & Sakkas, G. K. (2022). The effect of a 9-month hybrid intradialytic exercise training program on nerve conduction velocity parameters in patients receiving hemodialysis therapy. International urology and nephrology, 10.1007/s11255-022-03266-6. Advance online publication. https://doi.org/10.1007/s11255-022-03266-6
SEVEN MONTHS OF AEROBIC INTRADIALYTIC EXERCISE TRAINING CAN PREVENT MUSCLE LOSS IN HAEMODIALYSIS PATIENTS: AN ULTRASONOGRAPHY STUDY
2021
Krase AA, Terzis G, Giannaki CD, Stasinaki AN, Wilkinson TJ, Smith AC, Zorz C, Karatzaferi C, Stefanidis I, Sakkas GK. Seven months of aerobic intradialytic exercise training can prevent muscle loss in haemodialysis patients: an ultrasonography study. Internnational urology and nephrology (2021). doi: 10.1007/s11255-021-02931-6
A SINGLE BOUT OF HYBRID INTRADIALYTIC EXERCISE DID NOT AFFECT LEFT-VENTRICULAR FUNCTION IN EXERCISE-NAÏVE DIALYSIS PATIENTS: A RANDOMIZED, CROSS-OVER TRIAL
2021
Grigoriou SS, Giannaki CD, Keith G, Karatzaferi C, Zigoulis P, Elefteriadis T, Stefanidis I, Sakkas G. A single bout of hybrid intradialytic exercise did not affect left-ventricular function in exercise-naïve dialysis patients: a randomized, cross-over trial. International urology and nephrology (2021). doi: 10.1007/s11255-021-02910-x
THE VICIOUS CIRCLE BETWEEN PHYSICAL, PSYCHOLOGICAL, AND PHYSIOLOGICAL CHARACTERISTICS OF SHIFT WORK IN NURSES: A MULTIDIMENSIONAL APPROACH
2021
Vlahoyiannis A, Karali E, Giannaki CD, Karioti A, Pappas A, Lavdas E, Karatzaferi C, Sakkas GK. The vicious circle between physical, psychological, and physiological characteristics of shift work in nurses: a multidimensional approach. Sleep Breath. 2021 Apr 17. doi: 10.1007/s11325-021-02381-5. Epub ahead of print. PMID: 33864583.
LONG-TERM INTRADIALYTIC HYBRID EXERCISE TRAINING ON FATIGUE SYMPTOMS IN PATIENTS RECEIVING HEMODIALYSIS THERAPY
2021
Grigoriou SS, Krase AA, Karatzaferi C, Giannaki CD, Lavdas E, Mitrou GI, Bloxham S, Stefanidis I, Sakkas GK. Long-term intradialytic hybrid exercise training on fatigue symptoms in patients receiving hemodialysis therapy. Int Urol Nephrol. 2021 Apr;53(4):771-784. doi: 10.1007/s11255-020-02711-8. Epub 2021 Jan 2. PMID: 33387217.
THE EFFECTS OF TRAINING WITH HIGH‐SPEED INTERVAL RUNNING ON MUSCLE PERFORMANCE ARE MODULATED BY SLOPE
2021
Theofilidis, G., Bogdanis, G. C., Stavropoulos-Kalinoglou, A., Krase, A. A., Tsatalas, T., Shum, G., Sakkas, G. K., Koutedakis, Y., & Karatzaferi, C. (2021). The effects of training with high-speed interval running on muscle performance are modulated by slope. Physiological reports, 9(1), e14656. https://doi.org/10.14814/phy2.14656
SEPARATE AND COMBINED EFFECTS OF COLD DIALYSIS AND INTRADIALYTIC EXERCISE ON THE THERMOREGULATORY RESPONSES OF HEMODIALYSIS PATIENTS: A RANDOMIZED-CROSS-OVER STUDY
2020
Krase, A. A., Flouris, A. D., Karatzaferi, C., Giannaki, C. D., Stefanidis, I., & Sakkas, G. K. (2020). Separate and combined effects of cold dialysis and intradialytic exercise on the thermoregulatory responses of hemodialysis patients: a randomized-cross-over study. BMC nephrology, 21(1), 524. https://doi.org/10.1186/s12882-020-02167-z
EFFECTS OF 12 MONTHS OF DETRAINING ON HEALTH-RELATED QUALITY OF LIFE IN PATIENTS RECEIVING HEMODIALYSIS THERAPY
2020
Rosa, C., Giannaki, C. D., Krase, A., Mplekou, M., Grigoriou, S. S., Stefanidis, I., Lavdas, E., Pappas, A., Bloxham, S., Karatzaferi, C., & Sakkas, G. K. (2020). Effects of 12 months of detraining on health-related quality of life in patients receiving hemodialysis therapy. International urology and nephrology, 52(9), 1771–1778. https://doi.org/10.1007/s11255-020-02560-5
MYALGIC ENCEPHALOMYELITIS/CHRONIC FATIGUE SYNDROME (ME/CFS): INVESTIGATING CARE PRACTICES POINTED OUT TO DISPARITIES IN DIAGNOSIS AND TREATMENT ACROSS EUROPEAN UNION
2019
Strand, E.B., Nacul, L, Mengshoel, A.M., Helland, I.B., Grabowski, P., Krumina, A., et al. (2019) Myalgic encephalomyelitis/chronic fatigue Syndrome (ME/CFS): Investigating care practices pointed out to disparities in diagnosis and treatment across European Union. PLoS ONE 14(12): e0225995.
SLEEP ABNORMALITIES IN MULTIPLE SCLEROSIS
2019
Sakkas, G.K., Giannaki, C.D., Karatzaferi, C., & Manconi, M. (2019). Sleep Abnormalities in
Multiple Sclerosis, Current Treatment Options Neurology, 21(1):4. Review. PubMed PMID: 30701337.
doi:10.1007/s11940-019-0544-7
EFFECTS OF CONTROLLED DEHYDRATION ON SLEEP QUALITY AND QUANTITY: A POLYSOMNOGRAPHIC STUDY IN HEALTHY YOUNG ADULTS
2019
COMMON AND UNCOMMON ARTIFACTS IN T1 FLAIR SAG SEQUENCES OF MRI BRAIN
2019
Lavdas, E., Papaioannou, M., Boci, N., Dardiotis, E., Roka, V., Sakkas, G.K., Apostolopoulou, G., Gogou, L., & Mavroidis, P. (2019). Common and Uncommon Artifacts in T1 FLAIR SAG Sequences of MRI Brain,
Current Problems in Diagnostic Radiology, 2019.
DEPRESSIVE SYMPTOMS, SLEEP QUALITY, PHYSICAL FITNESS, AND FATIGUE AMONG ADULT WOMEN WITH DIFFERENT OBESITY STATUS
2019
Evangelou, C., Kartakoullis, N., Hadjicharalambous, M. et al. (2019). Depressive symptoms, sleep quality, physical fitness, and fatigue among adult women with different obesity status. Sport Sciences for Health 15, 605–614.
EFFECTS OF REDOX DISTURBANCES ON MOTILITY, CONTRACTILITY AND MUSCLE TISSUE PATHOGENESIS
2019
Karatzaferi, C., Sandri, M., Sakkas, G.K., & Smith, C. (2019). Effects of Redox Disturbances on
Motility, Contractility and Muscle Tissue Pathogenesis, Oxid Med Cell Longev., 2019:327203. eCollection 2019. PubMed
PMID: 31316717; PubMed Central PMCID: PMC6604295.
doi: 10.1155/2019/3272035
NOCTURNAL ACTIVITY IS NOT AFFECTED BY A LONG-DURATION, LOW-INTENSITY SINGLE EXERCISE BOUT
2019
Mitrou, G.I., Giannaki, C.D., Karatzaferi, C., Hadjigeorgiou, G.M., Lavdas, E., Maridaki, M.D., Stefanidis, I., & Sakkas, G.K. (2019). Nocturnal Activity Is Not Affected by a Long-Duration, Low-Intensity Single Exercise Bout, Sports (Basel), pp 56 (7), Issue 3. PubMed PMID: 30832295; PubMed
Central PMCID: PMC6473573.
doi: 10.3390/sports7030056
EVIDENCE OF FUNCTIONAL DEFICITS AT THE SINGLE MUSCLE FIBER LEVEL IN EXPERIMENTALLY- INDUCED RENAL INSUFFICIENCY
2019
Mitrou, G.I., Sakkas, G.K., Poulianiti, K.P., Karioti, A., Tepetes, K., Christodoulidis, G., Giakas, G., Stefanidis, I., Geeves, M.A., Koutedakis, Y., & Karatzaferi, C. (2019). Evidence of functional deficits at the single muscle fiber level in experimentally-induced renal insufficiency, Journal of Biomechanics, pp 259-265 (82), Issue 3. PubMed PMID: 30447801.
doi:10.1016/j.jbiomech.2018.10.035
CARDIAC AUTONOMIC FUNCTION DURING INTRADIALYTIC EXERCISE TRAINING
2019
Kaltsatou, A., Hadjigeorgiou, G.M., Grigoriou, S.S., Karatzaferi, C., Giannaki, C.D., Lavdas, E., Fotiou, D., Kouidi, E., Patramani, G., Vogiatzi, C., Pappas, A., Stefanidis, I., & Sakkas, G.K. (2019). Cardiac autonomic function during intradialytic exercise training, Postgraduate Medicine, pp 539-545, 31(7). Epub
2019 Sep 15. PubMed PMID: 31482757.
doi: 10.1080/00325481.2019.1663707
EVIDENCE OF BLOOD AND MUSCLE REDOX STATUS IMBALANCE IN EXPERIMENTALLY INDUCED RENAL INSUFFICIENCY IN A RABBIT MODEL
2019
Poulianiti, K.P., Karioti, A., Kaltsatou, A., Mitrou, G.I., Koutedakis, Y., Tepetes, K.,
Christodoulidis, G., Giakas, G., Maridaki, M.D., Stefanidis, I., Jamurtas, A.Z., Sakkas, G.K., & Karatzaferi, C. (2019). Evidence of Blood and Muscle Redox Status Imbalance in Experimentally Induced Renal Insufficiency in a Rabbit Model. Oxid Med Cell Longev. 2019 Apr 4;2019:8219283. eCollection 2019.
PubMed PMID: 31089418; PubMed Central PMCID: PMC6476063.
doi: 10.1155/2019/8219283
PHOSPHORUS NUTRITIONAL KNOWLEDGE AMONG DIALYSIS HEALTH CARE PROVIDERS AND PATIENTS: A MULTICENTER OBSERVATIONAL STUDY
2019
Pafili, Z., Maridaki, M., Giannaki, C.D., Karatzaferi, C., Liakopoulos, V., Eleftheriadis, T., Stefanidis, I., & Sakkas, G.K. (2019). Phosphorus nutritional knowledge among dialysis
health care providers and patients: A multicenter observational study. Clin Nutr
ESPEN. 2019 Jun;31:33-37. Epub 2019 Apr 4.
PubMed PMID: 31060832.
doi:
EFFECT OF CONTINUOUS PROGRESSIVE RESISTANCE TRAINING DURING HEMODIALYSIS ON BODY COMPOSITION, PHYSICAL FUNCTION AND QUALITY OF LIFE IN END-STAGE RENAL DISEASE PATIENTS: A RANDOMIZED CONTROLLED TRIAL
2018
Rosa, C.S., da, C., Nishimoto, D. Y., Souza, G. D. e, Ramirez, A. P., Carletti, C. O., Daibem, C. G. L., … Monteiro, H. L. (2018). Effect of continuous progressive resistance training during hemodialysis on body composition, physical function and quality of life in end-stage renal disease patients: a randomized controlled trial. Clinical Rehabilitation, 32(7), 899–908.
RESTLESS LEGS SYNDROME IN MULTIPLE SCLEROSIS PATIENTS: A CONTRIBUTING FACTOR FOR FATIGUE, IMPAIRED FUNCTIONAL CAPACITY, AND DIMINISHED HEALTH-RELATED QUALITY OF LIFE
2018
Giannaki, C.D., Aristotelous, D., Stefanakis, M., Hadjigeorgiou, G.M., Manconi, M., Leonidou, E., Sakkas, G.K., & Pantzaris, M. (2018). Restless legs syndrome in Multiple Sclerosis patients: a contributing factor for fatigue, impaired functional capacity, and diminished health-related quality of life, Neurological Research, 40:7, 588-594,
CROSS CULTURAL ADAPTATION OF THE GREEK SARCOPENIA QUALITY OF LIFE (SARQOL) QUESTIONNAIRE
2018
Tsekoura, M., Billis, E., Gliatis, J., Tsepis, E., Matzaroglou, C., Sakkas, G.K., Beaudart, C., Bruyere, O., Tyllianakis, M., & Panagiotopoulos, E. (2018). Cross cultural adaptation of the Greek sarcopenia quality of life (SarQoL) questionnaire, Disability and Rehabilitation,
THE EFFECT OF COLD DIALYSIS IN MOTOR AND SENSORY SYMPTOMS OF RLS/WED OCCURRING DURING HEMODIALYSIS: A DOUBLE-BLIND STUDY
2018
Sakkas, G.K., Tsaknaki, E., Rosa, C.S., Giannaki, C.D., Krase, A.A., Lavdas, E.,
Hadjigeorgiou, G.M., Stefanidis, I., & Karatzaferi, C. (2018). The Effect of Cold Dialysis in Motor and Sensory Symptoms of RLS/WED Occurring During Hemodialysis: A Double-Blind Study. ASAIO J. 2018 Jan/Feb;64(1):110-114. PubMed PMID: 28682991.
doi:10.1097/MAT.0000000000000622.
RESTLESS LEGS SYNDROME/WILLIS-EKBOM DISEASE
PREVALENCE IN BETA THALASSEMIA PATIENTS
2018
Dimitriadou, E., Giannaki, C.D., Tsekoura, M., Stefanidis, I., Hadjigeorgiou, G.M.,
Lavdas, E., Karatzaferi, C., & Sakkas, G.K. (2018). Restless legs syndrome/Willis-Ekbom disease
prevalence in beta thalassemia patients. Sleep Breath. 2018 Mar;22(1):175-179.
Epub 2017 Apr 19. PubMed PMID: 28425083.
doi: 10.1007/s11325-017-1497-2.
EFFECTS OF HIGH VS. LOW GLYCEMIC INDEX OF POST-EXERCISE MEALS ON SLEEP AND EXERCISE PERFORMANCE: A RANDOMIZED, DOUBLE-BLIND, COUNTERBALANCED POLYSOMNOGRAPHIC STUDY
2018
Vlahoyiannis, A., Aphamis, G., Andreou, E., Samoutis, G., Sakkas, G.K., & Giannaki, (2018). Effects of High vs. Low Glycemic Index of Post-Exercise Meals on Sleep and Exercise Performance: A Randomized, Double-Blind, Counterbalanced Polysomnographic Study, Nutrients 2018, 10(11), 1795;
MONITORING EXERCISE-INDUCED MUSCLE FATIGUE AND ADAPTATIONS: MAKING SENSE OF POPULAR OR EMERGING INDICES AND BIOMARKERS
2018
Theofilidis, G., Bogdanis, G.C., Koutedakis, Y., & Karatzaferi, C. (2018). Monitoring Exercise-Induced Muscle Fatigue and Adaptations: Making Sense of Popular or Emerging Indices and Biomarkers. Sports (Basel). 2018 Nov 26;6(4). pii: E153. Review. PubMed PMID: 30486243; PubMed Central PMCID:
PMC6315493.
doi: 10.3390/sports6040153
FUNCTIONAL RESPONSES OF UREMIC SINGLE SKELETAL MUSCLE FIBERS TO REDOX IMBALANCES
2017
Mitrou, G.I., Poulianiti, K.P., Koutedakis, Y., Jamurtas, A.Z., Maridaki, M.D., Stefanidis, I., Sakkas, G.K., & Karatzaferi, C. (2017). Functional responses of uremic single skeletal muscle fibers to redox imbalances. Hippokratia. 2017 Jan-Mar;21(1):3. PubMed
PMID: 29904249; PubMed Central PMCID: PMC5997027.
RESTLESS LEGS SYNDROME IS CONTRIBUTING TO FATIGUE AND LOW QUALITY OF LIFE LEVELS IN HEMODIALYSIS PATIENTS
2017
Giannaki, C. D., Hadjigavriel, M., Lazarou, A., Michael, A., Damianou, L., Atmatzidis, E., … Pantzaris, M. (2017). Restless legs syndrome is contributing to fatigue and low quality of life levels in hemodialysis patients. World journal of nephrology, 6(5), 236–242.
doi:10.5527/wjn.v6.i5.236
COLD DIALYSIS AND ITS IMPACT ON RENAL PATIENTS' HEALTH: AN EVIDENCE-BASED MINI REVIEW
2017
Sakkas, G.K., Krase, A.A., Giannaki, C.D., & Karatzaferi, C. (2017). Cold dialysis and its impact on renal patients' health: An evidence-based mini review. World J Nephrol. 2017
May 6;6(3):119-122. Review. PubMed PMID: 28540201;
PubMed Central PMCID: PMC5424433.
doi: 10.5527%2Fwjn.v6.i3.119
UREMIC RESTLESS LEGS SYNDROME PLEADS “NOT GUILTY”
2017
Sakkas, G.K. (2017). Uremic Restless Legs Syndrome Pleads “Not Guilty”,
American Journal of Nephrology 46(3):222-223 · September 2017.
doi: 10.1159/000479943
RESTLESS LEGS SYNDROME IN ADOLESCENTS: RELATIONSHIP WITH SLEEP QUALITY, CARDIORESPIRATORY FITNESS AND BODY FAT
2017
Giannaki, C. D., Hadjigeorgiou, G. M., Aphamis, G., Pantzaris, M., & Sakkas, G. K. (2017). Restless legs syndrome in adolescents: relationship with sleep quality, cardiorespiratory fitness and body fat. Sleep science (Sao Paulo, Brazil), 10(1), 7–10. doi:10.5935/1984-0063.20170002
MODULATORS OF ACTIN-MYOSIN DISSOCIATION: BASIS FOR MUSCLE TYPE FUNCTIONAL DIFFERENCES DURING FATIGUE
2017
Karatzaferi C, Adamek N, Geeves MA. Modulators of actin-myosin dissociation:
basis for muscle type functional differences during fatigue. Am J Physiol Cell
Physiol. 2017 Dec 1;313(6):C644-C654. Epub 2017
Sep 20. PubMed PMID: 28931538; PubMed Central PMCID: PMC5814585.
doi: 10.1152/ajpcell.00023.2017
SYSTEMIC REDOX IMBALANCE IN CHRONIC KIDNEY DISEASE: A SYSTEMATIC REVIEW
2016
Poulianiti KP, Kaltsatou A, Mitrou GI, Jamurtas AZ, Koutedakis Y, Maridaki M,
Stefanidis I, Sakkas GK, Karatzaferi C. Systemic Redox Imbalance in Chronic
Kidney Disease: A Systematic Review. Oxid Med Cell Longev. 2016;2016:8598253. Epub 2016 Aug 3. Review. PubMed PMID: 27563376; PubMed
Central PMCID: PMC4987477.
doi: 10.1155/2016/8598253
ANTIOXIDANT RESPONSES FOLLOWING ACTIVE AND PASSIVE SMOKING OF TOBACCO AND ELECTRONIC CIGARETTES
2016
Poulianiti K, Karatzaferi C, Flouris AD, Fatouros IG, Koutedakis Y, Jamurtas
AZ. Antioxidant responses following active and passive smoking of tobacco and
electronic cigarettes. Toxicol Mech Methods. 2016 Jul;26(6):455-61. Epub 2016 Jul 27. PubMed PMID: 27464467.
doi:10.1080/15376516.2016.1196281.
AQUATICITY: A DISCUSSION OF THE TERM AND OF HOW IT APPLIES TO HUMANS
2016
Varveri D, Karatzaferi C, Pollatou E, Sakkas GK. Aquaticity: A discussion of
the term and of how it applies to humans. J Bodyw Mov Ther. 2016
Apr;20(2):219-23. Epub 2015 Nov 7. Review.
PubMed PMID: 27210836.
HIGHER INSULIN SENSITIVITY IN EDL MUSCLE OF RATS FED A LOW-PROTEIN, HIGH-CARBOHYDRATE DIET INHIBITS THE CASPASE-3 AND UBIQUITIN-PROTEASOME PROTEOLYTIC SYSTEMS BUT DOES NOT INCREASE PROTEIN SYNTHESIS
2016
Dos Santos MP, Batistela E, Pereira MP, Paula-Gomes S, Zanon NM, Kettelhut
Ido C, Karatzaferi C, Andrade CM, de França SA, Baviera AM, Kawashita NH. Higher
insulin sensitivity in EDL muscle of rats fed a low-protein, high-carbohydrate
diet inhibits the caspase-3 and ubiquitin-proteasome proteolytic systems but does
not increase protein synthesis. J Nutr Biochem. 2016 Aug;34:89-98. Epub 2016 May 6. PubMed PMID: 27239756.
doi:10.1016/j.jnutbio.2016.04.008.
HOW CAN PHYSICAL ACTIVITY REFERRAL RATES FOR BREAST CANCER PATIENTS BE INCREASED?
2016
Queen M, Karatzaferi C, Bloxham SR, Panwar U, Drew P, Barton AG, Edwards AM,
Sakkas GK. How Can Physical Activity Referral Rates for Breast Cancer Patients be
Increased? Front Oncol. 2016 Sep 12;6:198.
eCollection 2016. PubMed PMID: 27672620; PubMed Central PMCID: PMC5018693.
doi: 10.3389/fonc.2016.00198.
INTRA-RENAL HEMODYNAMIC CHANGES AFTER HABITUAL PHYSICAL ACTIVITY IN PATIENTS WITH CHRONIC KIDNEY DISEASE
2016
Kaltsatou A, Karatzaferi C, Mitrou GI, Poulianiti KP, Sakkas GK. Intra-Renal
Hemodynamic Changes After Habitual Physical Activity in Patients with Chronic
Kidney Disease. Curr Pharm Des. 2016;22(24):3700-14. Review. PubMed PMID:
27000827.
DEVELOPING AND TESTING AN INSTRUMENT TO ASSESS AQUATICITY IN HUMANS
2016
Varveri D, Flouris AD, Smirnios N, Pollatou E, Karatzaferi C, Sakkas GK.
Developing and testing an instrument to assess aquaticity in humans. J Bodyw Mov
Ther. 2016 Jul;20(3):497-503. Epub 2016 Jan 9.
PubMed PMID: 27634070.
RESTLESS LEGS SYNDROME AND MORTALITY IN HEMODIALYSIS PATIENTS
2016
Stefanidis I, Vainas A, Giannaki CD, Dardiotis E, Spanoulis A, Sounidaki M,
Eleftheriadis T, Liakopoulos V, Karatzaferi C, Sakkas GK, Zintzaras E,
Hadjigeorgiou GM. Restless legs syndrome and mortality in hemodialysis patients.
Sleep Med. 2016 Jun;22:103. doi: 10.1016/j.sleep.2015.10.012. Epub 2015 Dec 1.
PubMed PMID: 26787055.
SKELETAL MUSCLE ATROPHY: DISEASE-INDUCED MECHANISMS MAY MASK DISUSE ATROPHY
2015
Malavaki CJ, Sakkas GK, Mitrou GI, Kalyva A, Stefanidis I, Myburgh KH,
Karatzaferi C. Skeletal muscle atrophy: disease-induced mechanisms may mask
disuse atrophy. J Muscle Res Cell Motil. 2015 Dec;36(6):405-21. doi:
10.1007/s10974-015-9439-8. Epub 2016 Jan 4. Review. PubMed PMID: 26728748.
CURRENT TRENDS IN THE MANAGEMENT OF UREMIC RESTLESS LEGS SYNDROME: A SYSTEMATIC REVIEW ON ASPECTS RELATED TO QUALITY OF LIFE, CARDIOVASCULAR MORTALITY AND SURVIVAL
2015
Sakkas GK, Giannaki CD, Karatzaferi C, Maridaki M, Koutedakis Y,
Hadjigeorgiou GM, Stefanidis I. Current trends in the management of uremic
restless legs syndrome: a systematic review on aspects related to quality of
life, cardiovascular mortality and survival. Sleep Med Rev. 2015 Jun;21:39-49.
doi: 10.1016/j.smrv.2014.07.006. Epub 2014 Aug 15. Review. PubMed PMID: 25261116.
UREMIC MYOPATHY: IS OXIDATIVE STRESS IMPLICATED IN MUSCLE DYSFUNCTION IN UREMIA?
2015
Kaltsatou A, Sakkas GK, Poulianiti KP, Koutedakis Y, Tepetes K,
Christodoulidis G, Stefanidis I, Karatzaferi C. Uremic myopathy: is oxidative
stress implicated in muscle dysfunction in uremia? Front Physiol. 2015 Mar
30;6:102. doi: 10.3389/fphys.2015.00102. eCollection 2015. Review. PubMed PMID:
25870564; PubMed Central PMCID: PMC4378187.
FACTORS ASSOCIATED WITH LEISURE-TIME PHYSICAL ACTIVITY AMONG PATIENTS UNDERGOING HEMODIALYSIS
January 25, 2025
Rosa, C.S.C., Bueno, D.R., Souza, G.D. et al. Factors associated with leisure-time physical activity among patients undergoing hemodialysis. BMC Nephrol 16, 192 (2015).
RESTLESS LEGS SYNDROME DOES NOT AFFECT 3-YEAR MORTALITY IN HEMODIALYSIS PATIENTS
2015
Stefanidis I, Vainas A, Giannaki CD, Dardiotis E, Spanoulis A, Sounidaki M,
Eleftheriadis T, Liakopoulos V, Karatzaferi C, Sakkas GK, Zintzaras E,
Hadjigeorgiou GM. Restless legs syndrome does not affect 3-year mortality in
hemodialysis patients. Sleep Med. 2015 Sep;16(9):1131-8. doi:
10.1016/j.sleep.2015.04.023. Epub 2015 Jun 19. PubMed PMID: 26298790.
COMBINATION OF EXERCISE TRAINING AND DOPAMINE AGONISTS IN PATIENTS WITH RLS ON DIALYSIS: A RANDOMIZED, DOUBLE-BLIND PLACEBO-CONTROLLED STUDY
2015
Giannaki CD, Sakkas GK, Karatzaferi C, Maridaki MD, Koutedakis Y,
Hadjigeorgiou GM, Stefanidis I. Combination of Exercise Training and Dopamine
Agonists in Patients with RLS on Dialysis: A Randomized, Double-Blind
Placebo-Controlled Study. ASAIO J. 2015 Nov-Dec;61(6):738-41. doi:
10.1097/MAT.0000000000000271. PubMed PMID: 26262586.
PHARMACOLOGICAL AND NON-PHARMACOLOGICAL TREATMENT OPTIONS FOR DEPRESSION AND DEPRESSIVE SYMPTOMS IN HEMODIALYSIS PATIENTS
2015
Grigoriou SS, Karatzaferi C, Sakkas GK. Pharmacological and
Non-pharmacological Treatment Options for Depression and Depressive Symptoms in
Hemodialysis Patients. Health Psychol Res. 2015 Apr 13;3(1):1811. eCollection 2015 Apr 13. Review. PubMed PMID: 26973957;
PubMed Central PMCID: PMC4768541.
doi:10.4081/hpr.2015.1811.
COGNITIVE FUNCTION AND EXERCISE TRAINING FOR CHRONIC RENAL DISEASE PATIENTS: A LITERATURE REVIEW
2015
Kaltsatou A, Grigoriou SS, Karatzaferi C, Giannaki CD, Stefanidis I, Sakkas
GK. Cognitive function and exercise training for chronic renal disease patients:
A literature review. J Bodyw Mov Ther. 2015 Jul;19(3):509-15. doi:
10.1016/j.jbmt.2015.04.006. Epub 2015 Apr 18. Review. PubMed PMID: 26118524.
REDUCTION OF MOTION, TRUNCATION AND FLOW ARTIFACTS USING BLADE SEQUENCES IN CERVICAL SPINE MR IMAGING
2015
Eleftherios Lavdas, Panayiotis Mavroidis, Spiros Kostopoulos, Constantin Ninos, Aspasia-Dimitra Strikou, Dimitrios Glotsos, Anna Vlachopoulou, Georgia Oikonomou, Nikolaos Economopoulos, Violeta Roka, Georgios K. Sakkas, Antonios Tsagkalis, Sotirios Stathakis, Nikos Papanikolaou, Georgios Batsikas. (2015). Reduction of motion, truncation and flow artifacts using BLADE sequences in cervical spine MR imaging,
Magnetic Resonance Imaging, pp 194-200 (33), Issue 2.
RANOLAZINE ENHANCES NICARDIPINE-INDUCED RELAXATION OF ALPHA1-ADRENOCEPTOR-MEDIATED CONTRACTION ON ISOLATED RABBIT AORTA
2015
Malavaki C, Hatziefthimiou A, Daskalopoulou SS, Stefanidis I, Karatzaferi C,
Aidonidis I. Ranolazine enhances nicardipine-induced relaxation of
alpha1-adrenoceptor-mediated contraction on isolated rabbit aorta. Acta Cardiol.
2015 Apr;70(2):157-62. PubMed PMID: 26148375.
COMBINATION OF EXERCISE TRAINING AND DOPAMINE AGONISTS IN PATIENTS WITH RLS ON DIALYSIS
A RANDOMIZED, DOUBLE-BLIND PLACEBO-CONTROLLED STUDY
2015
Giannaki, CD, Sakkas, GK, Karatzaferi, C, Maridaki, M.D., Koutedakis, Y., Hadjigeorgiou, G.M. & Stefanidis, I. (2015). Combination of exercise training and dopamine agonists in patients with RLS on dialysis: a randomized, double-blind placebo-controlled study,
ASAIO Journal: November/December 2015 - Volume 61 - Issue 6 - p 738-741
doi: 10.1097/MAT.0000000000000271
SP434: SKELETAL MUSCLE AND BLOOD OXIDATIVE STRESS IN A CHRONIC KIDNEY DISEASE ANIMAL MODEL
2015
Sakkas, G., Poulianiti, K., Kaltsatou, A., Karioti, A., Maridaki, M., Stefanidis, I., Jamurtas, A., Koutedakis, Y., Karatzaferi, C. (2015) SP434 SKELETAL MUSCLE AND BLOOD OXIDATIVE STRESS IN A CHRONIC KIDNEY DISEASE ANIMAL MODEL. Nephrology Dialysis Transplantation, Volume 30, Issue suppl_3, 1 May 2015, Page iii521
SP438: A SINGLE PHYSICAL FUNCTIONING SCORE PREDICTS MORTALITY IN HEMODIALYSIS PATIENTS. A 10-YEAR PROSPECTIVE STUDY
2015
Sakkas, G.K., Giannaki, C., Karatzaferi, C., and Stefanidis, I. (2015). SP438: A SINGLE PHYSICAL FUNCTIONING SCORE PREDICTS MORTALITY IN HEMODIALYSIS PATIENTS. A 10-YEAR PROSPECTIVE STUDY, Nephrology Dialysis Transplantation, Volume 30, Issue suppl_3, 1 May 2015, Page iii523
SP439: EXERCISE TRAINING AND DOPAMINE AGONISTS IN HEMODIALYSIS PATIENTS WITH RESTLESS LEGS SYNDROME. A RANDOMIZED DOUBLE-BLIND PLACEBO CONTROLLED STUDY
2015
Sakkas, Giorgos K. & Giannaki, Christoforos & Karatzaferi, Christina & Hadjigeorgiou, Georgios & Stefanidis, Ioannis. (2015). SP439 EXERCISE TRAINING AND DOPAMINE AGONISTS IN HEMODIALYSIS PATIENTS WITH RESTLESS LEGS SYNDROME. A RANDOMIZED DOUBLE-BLIND PLACEBO CONTROLLED STUDY. Nephrology Dialysis Transplantation. 30. iii523-iii524. 10.1093/ndt/gfv194.03.
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SP447: INTRADIALYTIC EXERCISE AND MYOCARDIAL STUNNING IN PATIENTS RECEIVING HEMODIALYSIS THERAPY
2015
Grigoriou, S., Zigoulis, P., Giannaki, C., Zakynthinos, E., George, K., Karatzaferi, C., Stefanidis, I., Sakkas, G. (2015). SP447 INTRADIALYTIC EXERCISE AND MYOCARDIAL STUNNING IN PATIENTS RECEIVING HEMODIALYSIS THERAPY, Nephrology Dialysis Transplantation, Volume 30, Issue suppl_3, 1 May 2015, Page iii527.
SP451: EFFECT OF ACIDOSIS ON MAXIMAL ISOMETRIC TENSION OF UREMIC PERMEABILIZED FIBRES
2015
Sakkas, G., Mitrou, G., Karioti, A., Tepetes, K., Christodoulidis, G., Geeves, M., Stefanidis, I., Koutedakis, Y., and Karatzaferi, C. (2015). SP451: EFFECT OF ACIDOSIS ON MAXIMAL ISOMETRIC TENSION OF UREMIC PERMEABILIZED FIBRES, Nephrology Dialysis Transplantation, Volume 30, Issue suppl_3, 1 May 2015, Page iii528
SP456: AUTONOMIC NERVOUS SYSTEM ACTIVITY ASSESSMENT USING PUPILLOMETRY AND HEART RATE VARIABILITY DURING INTRADIALYTIC EXERCISE TRAINING IN HEMODIALYSIS PATIENTS
2015
Kaltsatou, A., Grigoriou, S., Karatzaferi, C., Fotiou, D., Stefanidis, I., and Sakkas, G. (2015). SP456 AUTONOMIC NERVOUS SYSTEM ACTIVITY ASSESSMENT USING PUPILLOMETRY AND HEART RATE VARIABILITY DURING INTRADIALYTIC EXERCISE TRAINING IN HEMODIALYSIS PATIENTS, Nephrology Dialysis Transplantation, Volume 30, Issue suppl_3, 1 May 2015, Pages iii529–iii530
EPIDEMIOLOGY, IMPACT, AND TREATMENT OPTIONS OF RESTLESS LEGS SYNDROME IN END-STAGE RENAL DISEASE PATIENTS: AN EVIDENCE-BASED REVIEW
2014
Giannaki CD, Hadjigeorgiou GM, Karatzaferi C, Pantzaris MC, Stefanidis I,
Sakkas GK. Epidemiology, impact, and treatment options of restless legs syndrome
in end-stage renal disease patients: an evidence-based review. Kidney Int. 2014
Jun;85(6):1275-82. doi: 10.1038/ki.2013.394. Epub 2013 Oct 9. Review. PubMed
PMID: 24107848.
EFFECT OF EXERCISE TRAINING AND DOPAMINE AGONISTSIN PATIENTS WITH UREMIC RESTLESS LEGS SYNDROME: A SIX-MONTH RANDOMIZED, PARTIALLY DOUBLE-BLIND, PLACEBO-CONTROLLED COMPARATIVE STUDY
2013
Giannaki CD, Sakkas GK, Karatzaferi C, Hadjigeorgiou GM, Lavdas E, Kyriakides
T, Koutedakis Y, Stefanidis I. Effect of exercise training and dopamine agonists
in patients with uremic restless legs syndrome: a six-month randomized, partially
double-blind, placebo-controlled comparative study. BMC Nephrol. 2013 Sep
11;14:194. doi: 10.1186/1471-2369-14-194. PubMed PMID: 24024727; PubMed Central
PMCID: PMC3847208.
A SINGLE-BLIND RANDOMIZED CONTROLLED TRIAL TO EVALUATE THE EFFECT OF 6 MONTHS OF PROGRESSIVE AEROBIC EXERCISE TRAINING IN PATIENTS WITH URAEMIC RESTLESS LEGS SYNDROME
2013
Giannaki CD, Hadjigeorgiou GM, Karatzaferi C, Maridaki MD, Koutedakis Y,
Founta P, Tsianas N, Stefanidis I, Sakkas GK. A single-blind randomized
controlled trial to evaluate the effect of 6 months of progressive aerobic
exercise training in patients with uraemic restless legs syndrome. Nephrol Dial
Transplant. 2013 Nov;28(11):2834-40. doi: 10.1093/ndt/gft288. Epub 2013 Aug 8.
PubMed PMID: 23929523.
RESTLESS LEGS SYNDROME IN HEMODIALYSIS PATIENTS: AN EPIDEMIOLOGIC SURVEY IN GREECE
2013
I. Stefanidis, A. Vainas, E. Dardiotis, C.D. Giannaki, P. Gourli, D. Papadopoulou, P. Vakianis, E. Patsidis, T. Eleftheriadis, V. Liakopoulos, S. Pournaras, G.K. Sakkas, E. Zintzaras, & G.M. Hadjigeorgiou.
(2013). Restless legs syndrome in hemodialysis patients: an epidemiologic survey in Greece, Sleep Medicine,pp. 1381-1386 (14), Issue 12.
PERIODIC LIMB MOVEMENTS IN SLEEP AND CARDIOVASCULAR DISEASE: TIME TO ACT
2013
Giannaki CD, Karatzaferi C, Hadjigeorgiou GM, George KP, Stefanidis I, Sakkas
GK. Periodic limb movements in sleep and cardiovascular disease: time to act.
Front Neurol. 2013 Jul 22;4:97. doi: 10.3389/fneur.2013.00097. eCollection 2013.
PubMed PMID: 23885251; PubMed Central PMCID: PMC3717612.
EXERCISE TRAINING AND DEPRESSION IN ESRD: A REVIEW
2013
Mitrou GI, Grigoriou SS, Konstantopoulou E, Theofilou P, Giannaki CD,
Stefanidis I, Karatzaferi C, Sakkas GK. Exercise training and depression in ESRD:
a review. Semin Dial. 2013 Sep-Oct;26(5):604-13. doi: 10.1111/sdi.12112. Epub
2013 Jul 9. Review. PubMed PMID: 23834201.
ELIMINATION OF MOTION, PULSATILE FLOW AND CROSS-TALK ARTIFACTS USING BLADE SEQUENCES IN LUMBAR SPINE MR IMAGING
201
Eleftherios Lavdas, Panayiotis Mavroidis, Spiros Kostopoulos, Dimitrios Glotsos, Violeta Roka, Aristotle G. Koutsiaris, Georgios Batsikas, Georgios K. Sakkas, Antonios Tsagkalis, Ioannis Notaras, Sotirios Stathakis, Nikos Papanikolaou, Katerina Vassiou (2013). Elimination of motion, pulsatile flow and cross-talk artifacts using blade sequences in lumbar spine MR imaging, Magnetic Resonance Imaging, pp 882-890 (31), Issue 6.
PERIODIC LIMB MOVEMENTS IN SLEEP CONTRIBUTE TO FURTHER CARDIAC STRUCTURE ABNORMALITIES IN HEMODIALYSIS PATIENTS WITH RESTLESS LEGS SYNDROME
2013
Giannaki CD, Zigoulis P, Karatzaferi C, Hadjigeorgiou GM, George KP,
Gourgoulianis K, Koutedakis Y, Stefanidis I, Sakkas GK. Periodic limb movements
in sleep contribute to further cardiac structure abnormalities in hemodialysis
patients with restless legs syndrome. J Clin Sleep Med. 2013 Feb 1;9(2):147-53.
doi: 10.5664/jcsm.2412. PubMed PMID: 23372468; PubMed Central PMCID: PMC3544383.
HEMODIALYSIS FATIGUE: JUST "SIMPLE" FATIGUE OR A SYNDROME ON ITS OWN RIGHT?
2012
Sakkas GK, Karatzaferi C. Hemodialysis fatigue: just "simple" fatigue or a
syndrome on its own right? Front Physiol. 2012 Jul 31;3:306. doi:
10.3389/fphys.2012.00306. eCollection 2012. PubMed PMID: 22934057; PubMed Central
PMCID: PMC3429077.
UREMIC VERSUS IDIOPATHIC RESTLESS LEGS SYNDROME: IMPACT ON ASPECTS RELATED TO QUALITY OF LIFE
2012
Gkizlis V, Giannaki CD, Karatzaferi C, Hadjigeorgiou GM, Mihas C, Koutedakis
Y, Stefanidis I, Sakkas GK. Uremic versus idiopathic restless legs syndrome:
impact on aspects related to quality of life. ASAIO J. 2012 Nov-Dec;58(6):607-11.
doi: 10.1097/MAT.0b013e31826d6090. PubMed PMID: 23069899.
VISCERAL ADIPOSITY AND NOT ONLY TOTAL BODY FAT CONTENT SHOULD BE VIEWED AS A CRITICAL PARAMETERS IN HEALTH PROGNOSIS IN RENAL FAILURE
2011
Sakkas, G.K.. (2011). Visceral Adiposity and not Only Total Body Fat Content Should Be Viewed as a Critical Parameters in Health Prognosis in Renal Failure. Nephro-Urology Monthly. 4. 393-394.
doi: 10.5812/kowsar.22517006.2028
EDITORIAL ON SPECIAL ISSUE “LIFESTYLE AND AGEING IN MUSCLE DISEASE”
2
Karatzaferi, C., Sakkas, G.K. (2012). Editorial on special issue “lifestyle and ageing in muscle disease”, J Muscle Res Cell Motil, 153–154 (33).
MEIS1 AND BTBD9: GENETIC ASSOCIATION WITH RESTLESS LEG SYNDROME IN END STAGE RENAL DISEASE
2011
Schormair B, Plag J, Kaffe M, et al. (2011). MEIS1 and BTBD9: genetic association with restless leg syndrome in end stage renal disease, Journal of Medical Genetics 2011;48:462-466.
2011
Masharani UB, Maddux BA, Li X, Sakkas GK, Mulligan K, et al. (2011). Insulin Resistance in Non-Obese Subjects Is Associated with Activation of the JNK Pathway and Impaired Insulin Signaling in Skeletal Muscle, PLOS ONE 6(5): e19878.
THE EFFECT OF PROLONGED INTRADIALYTIC EXERCISE IN HEMODIALYSIS EFFICIENCY
INDICES
2011
Giannaki CD, Stefanidis I, Karatzaferi C, Liakos N, Roka V, Ntente I, Sakkas
GK. The effect of prolonged intradialytic exercise in hemodialysis efficiency
indices. ASAIO J. 2011 May-Jun;57(3):213-8. doi: 10.1097/MAT.0b013e318215dc9e.
PubMed PMID: 21412149.
EVIDENCE OF INCREASED MUSCLE ATROPHY AND IMPAIRED QUALITY OF LIFE PARAMETERS IN PATIENTS WITH UREMIC RESTLESS LEGS SYNDROME
2011
Giannaki CD, Sakkas GK, Karatzaferi C, Hadjigeorgiou GM, Lavdas E,
Liakopoulos V, Tsianas N, Koukoulis GN, Koutedakis Y, Stefanidis I. Evidence of
increased muscle atrophy and impaired quality of life parameters in patients with
uremic restless legs syndrome. PLoS One. 2011;6(10):e25180. doi:
10.1371/journal.pone.0025180. Epub 2011 Oct 3. PubMed PMID: 21984901; PubMed
Central PMCID: PMC3184961.
EFFECTS OF WALKING ON HEART RATE RECOVERY, ENDOTHELIUM MODULATORS AND QUALITY OF LIFE IN PATIENTS WITH HEART FAILURE
2011
Tsarouhas K, Karatzaferi C, Tsitsimpikou C, Haliassos A, Kouretas D, Pavlidis
P, Veskoukis A, Adamopoulos S, Kyriakides Z, Constantinou L, Koutedakis Y,
Rentoukas E. Effects of walking on heart rate recovery, endothelium modulators
and quality of life in patients with heart failure. Eur J Cardiovasc Prev
Rehabil. 2011 Aug;18(4):594-600. doi: 10.1177/1741826710397099. Epub 2011 Feb 25.
PubMed PMID: 21450607.
NON-PHARMACOLOGICAL MANAGEMENT OF PERIODIC LIMB MOVEMENTS DURING HEMODIALYSIS SESSION IN PATIENTS WITH UREMIC RESTLESS LEGS SYNDROME
2010
Giannaki CD, Sakkas GK, Hadjigeorgiou GM, Karatzaferi C, Patramani G, Lavdas
E, Liakopoulos V, Koutedakis Y, Stefanidis I. Non-pharmacological management of
periodic limb movements during hemodialysis session in patients with uremic
restless legs syndrome. ASAIO J. 2010 Nov-Dec;56(6):538-42. doi:
10.1097/MAT.0b013e3181f1cc04. PubMed PMID: 21245801.
QUALITY OF LIFE SCORE IS PRIMARILY AFFECTED BY THE MENTAL RATHER THAN THE PHYSICAL COMPONENT IN PATIENTS WITH RESTLESS LEGS SYNDROME
2010
Giannaki CD, Sakkas GK, Hadjigeorgiou GM, Liakopoulos V, Anifandis G,
Karatzaferi C, Koutedakis Y, Stefanidis I. Quality of life score is primarily
affected by the mental rather than the physical component in patients with
restless legs syndrome. Mov Disord. 2010 Jan 15;25(1):135-6; author reply 136-7.
doi: 10.1002/mds.22753. PubMed PMID: 19768727.
THE EFFECTS OF RECOMBINANT HUMAN LEPTIN ON VISCERAL FAT, DYSLIPIDEMIA, AND INSULIN RESISTANCE IN PATIENTS WITH HUMAN IMMUNODEFICIENCY VIRUS-ASSOCIATED LIPOATROPHY AND HYPOLEPTINEMIA
2009
Mulligan, K., Khatami, H., Schwarz, J.M., Sakkas, G.K., DePaoli, A.M., Tai, V.W., Wen, M.J., Lee, G.A., Grunfeld, C., Schambelan, M. (2009). , J Clin Endocrinol Metab, 94(4):1137-44.
doi: 10.1210/jc.2008-1588.
CREATINE FAILS TO AUGMENT THE BENEFITS FROM RESISTANCE TRAINING IN PATIENTS WITH HIV INFECTION: A RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY
2009
Sakkas, G. K., Mulligan, K., Dasilva, M., Doyle, J. W., Khatami, H., Schleich, T., … Schambelan, M. (2009). Creatine fails to augment the benefits from resistance training in patients with HIV infection: a randomized, double-blind, placebo-controlled study. PloS one, 4(2), e4605. doi:10.1371/journal.pone.0004605
CAN THE USE OF CREATINE SUPPLEMENTATION ATTENUATE MUSCLE LOSS IN CACHEXIA AND WASTING?
2009
Sakkas, G. K., Schambelan, M., & Mulligan, K. (2009). Can the use of creatine supplementation attenuate muscle loss in cachexia and wasting?. Current opinion in clinical nutrition and metabolic care, 12(6), 623–627. doi:10.1097/MCO.0b013e328331de63
INTRADIALYTIC AEROBIC EXERCISE TRAINING AMELIORATES SYMPTOMS OF RESTLESS LEGS SYNDROME AND IMPROVES FUNCTIONAL CAPACITY IN PATIENTS ON HEMODIALYSIS: A PILOT STUDY
2008
Sakkas GK, Hadjigeorgiou GM, Karatzaferi C, Maridaki MD, Giannaki CD, Mertens
PR, Rountas C, Vlychou M, Liakopoulos V, Stefanidis I. Intradialytic aerobic
exercise training ameliorates symptoms of restless legs syndrome and improves
functional capacity in patients on hemodialysis: a pilot study. ASAIO J. 2008
Mar-Apr;54(2):185-90. doi: 10.1097/MAT.0b013e3181641b07. PubMed PMID: 18356653.
INHIBITION OF SHORTENING VELOCITY OF SKINNED SKELETAL MUSCLE FIBERS IN CONDITIONS THAT MIMIC FATIGUE
2007
Karatzaferi C, Franks-Skiba K, Cooke R. Inhibition of shortening velocity of
skinned skeletal muscle fibers in conditions that mimic fatigue. Am J Physiol
Regul Integr Comp Physiol. 2008 Mar;294(3):R948-55. Epub 2007 Dec 12. PubMed
PMID: 18077511.
ISOKINETIC ECCENTRIC EXERCISE OF QUADRICEPS FEMORIS DOES NOT AFFECT RUNNING ECONOMY
2008
Paschalis, V., Baltzopoulos, V., Mougios, V., Jamurtas, A., Theoharis, A., Karatzaferi, C., Koutedakis, Y. (2008). Isokinetic Eccentric Exercise of Quadriceps Femoris Does Not Affect Running Economy,
Journal of Strength and Conditioning Research: July 2008 - Volume 22 - Issue 4 - p 1222-1227
doi: 10.1519/JSC.0b013e318173da21
HAEMODIALYSIS PATIENTS WITH SLEEP APNOEA SYNDROME EXPERIENCE INCREASED CENTRAL ADIPOSITY AND ALTERED MUSCULAR COMPOSITION AND FUNCTIONALITY
2007
Sakkas GK, Gourgoulianis KI, Karatzaferi C, Liakopoulos V, Maridaki MD,
Pastaka C, Lavdas E, Soher BJ, Dovas S, Fezoulidis I, Hadjigeorgiou GM,
Stefanidis I. Haemodialysis patients with sleep apnoea syndrome experience
increased central adiposity and altered muscular composition and functionality.
Nephrol Dial Transplant. 2008 Jan;23(1):336-44. Epub 2007 Sep 22. PubMed PMID:
17890750.
LIVER FAT, VISCERAL ADIPOSITY, AND SLEEP DISTURBANCES CONTRIBUTE TO THE DEVELOPMENT OF INSULIN RESISTANCE AND GLUCOSE INTOLERANCE IN NON DIABETIC DIALYSIS PATIENTS
2008
Sakkas GK, Karatzaferi C, Zintzaras E, Giannaki CD, Liakopoulos V, Lavdas E,
Damani E, Liakos N, Fezoulidis I, Koutedakis Y, Stefanidis I. Liver fat, visceral
adiposity, and sleep disturbances contribute to the development of insulin
resistance and glucose intolerance in nondiabetic dialysis patients. Am J Physiol
Regul Integr Comp Physiol. 2008 Dec;295(6):R1721-9. doi:
10.1152/ajpregu.00935.2007. Epub 2008 Oct 1. PubMed PMID: 18832089.
TECHNICAL EVALUATION OF IN VIVO ABDOMINAL FAT AND IMCL QUANTIFICATION USING MRI AND MRSI AT 3 T
2008
Xiaojuan Li, Jack F. Youngren, Ben Hyun, Giorgos K. Sakkas, Kathleen Mulligan, Sharmila Majumdar, Umesh B. Masharani, Morris Schambelan, Ira D. Goldfine. (2008). Technical evaluation of in vivo abdominal fat and IMCL quantification using MRI and MRSI at 3 T, Magnetic Resonance Imaging, pp 188-197 (26), Issue 2.
SERUM LEVELS OF ADIPOKINE RETINOL-BINDING PROTEIN-4 IN RELATION TO RENAL FUNCTION
2008
Papavasileiou, V., Liakopoulos, V., Sakkas, G.K., Hadjigeorgiou, G.M., Koukoulis, G., & Stefanidis. (2008). Serum Levels of Adipokine Retinol-Binding Protein-4 in Relation to Renal Function, Diabetes Care Apr 2008, 31 (4) e23;
doi: 10.2337/dc07-2257
FACTORS AFFECTING QUALITY OF SLEEP IN DIALYSIS PATIENTS: PRELIMINARY POLYSOMNOGRAPHIC EVIDENCE
2008
Liakopoulos V., Sakkas, G.K., Giannaki, C.D., Giannopoulou, M., Eleftheriadis, T., & Stefanidis, I. (2008). Factors Affecting Quality of Sleep in Dialysis Patients: Preliminary Polysomnographic Evidence, Renal Failure, 30:4, 475-476.
SLEEP QUALITY AND DIALYSIS EFFICACY AFFECT FUNCTIONAL CAPACITY IN PATIENTS RECEIVING HAEMODIALYSIS THERAPY
2008
Sakkas GK, Liakopoulos V, Karatzaferi C, Stefanidis I. Sleep quality and
dialysis efficacy affect functional capacity in patients receiving haemodialysis
therapy. Nephrol Dial Transplant. 2008 Aug;23(8):2703-4; author reply 2704. doi:
10.1093/ndt/gfn048. Epub 2008 May 7. PubMed PMID: 18463326.
2007
Hadjigeorgiou, G.M., Stefanidis, I., Dardiotis, E., Aggellakis, K., Sakkas, G.K., Xiromerisiou, G., Konitsiotis, S., Paterakis, K., Poultsidi, A., Tsimourtou, V., Ralli, S., Gourgoulianis, K. and Zintzaras, E. (2007). Low RLS prevalence and awareness in central Greece: an epidemiological survey. European Journal of Neurology, 14: 1275-1280. doi:10.1111/j.1468-1331.2007.01966.x
UNIFORM AND PROLONGED CHANGES IN BLOOD OXIDATIVE STRESS AFTER MUSCLE-DAMAGING EXERCISE
2007
Paschalis V, Nikolaidis MG, Fatouros IG, Giakas G, Koutedakis Y, Karatzaferi
C, Kouretas D, Jamurtas AZ. Uniform and prolonged changes in blood oxidative
stress after muscle-damaging exercise. In Vivo. 2007 Sep-Oct;21(5):877-83. PubMed
PMID: 18019428.
RELATIONSHIP BETWEEN VITAMIN D AND MUSCLE SIZE AND STRENGTH IN PATIENTS ON HEMODIALYSIS
2007
Patricia L. Gordon, Giorgos K. Sakkas, Julie W. Doyle, Tiffany Shubert, Kirsten L. Johansen. (2007). Relationship Between Vitamin D and Muscle Size and Strength in Patients on Hemodialysis, Journal of Renal Nutrition, pp 397 -407 (17), Issue 6.
POLYSOMNOGRAPHIC EVIDENCE OF SLEEP APNOEA DISORDERS IN LEAN AND OVERWEIGHT HAEMODIALYSIS PATIENTS
2007
Sakkas GK, Karatzaferi C, Liakopoulos V, Maridaki MD, Lavdas E, Giannaki CD,
Gourgoulianis KI, Stefanidis I. Polysomnographic evidence of sleep apnoea
disorders in lean and overweight haemodialysis patients. J Ren Care. 2007
Oct-Dec;33(4):159-64. PubMed PMID: 18298033.
DO STRENGTH TRAINING REGIMENS AFFECT MUSCULOTENDINOUS FLEXIBILITY IN MALE PROFESSIONAL DANCERS?
2007
Koutedakis, Yiannis & Bouziotas, C. & Karatzaferi, Christina. (2007). Do strength training regimens affect musculotendinous flexibility in male professional dancers?. Journal of Dance Medicine and Science. 11. 33.
EFFECTS OF RESISTANCE EXERCISE TRAINING AND NANDROLONE DECANOATE ON BODY COMPOSITION AND MUSCLE FUNCTION AMONG PATIENTS WHO RECEIVE HEMODIALYSIS: A RANDOMIZED, CONTROLLED TRIAL
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Kirsten L. Johansen, Patricia L. Painter, Giorgos K. Sakkas, Patricia Gordon, Julie Doyle, Tiffany Shubert. (2006). Effects of Resistance Exercise Training and Nandrolone Decanoate on Body Composition and Muscle Function among Patients Who Receive Hemodialysis: A Randomized, Controlled Trial, JASN, 17 (8) 2307-2314.
DOI: 10.1681/ASN.2006010034
EFFECT OF DIABETES MELLITUS ON MUSCLE SIZE AND STRENGTH IN PATIENTS RECEIVING DIALYSIS THERAPY
2006
Sakkas, G.K., Kent-Braun,, J.A., Doyle, J.W., Shubert, T., Gordon, P., & Johansen, K.L. (2006).
Effect of Diabetes Mellitus on Muscle Size and Strength in Patients Receiving Dialysis Therapy, American Journal of Kidney Diseases, pp 862-869 (47), Issue 5.
NEURAL AND METABOLIC MECHANISMS OF EXCESSIVE MUSCLE FATIGUE IN MAINTENANCE HEMODIALYSIS PATIENTS
2005
Kirsten L. Johansen, Julie Doyle, Giorgos K. Sakkas, and Jane A. Kent-Braun. (2005). Neural and metabolic mechanisms of excessive muscle fatigue in maintenance hemodialysis patients,
American Journal of Physiology-Regulatory, Integrative and Comparative Physiology 2005 289:3, R805-R813.
CA(2+)-REGULATED STRUCTURAL CHANGES IN TROPONIN
2005
Vinogradova MV, Stone DB, Malanina GG, Karatzaferi C, Cooke R, Mendelson RA,
Fletterick RJ. Ca(2+)-regulated structural changes in troponin. Proc Natl Acad
Sci U S A. 2005 Apr 5;102(14):5038-43. Epub 2005 Mar 22. PubMed PMID: 15784741;
PubMed Central PMCID: PMC555973.
CREATINE SUPPLEMENTATION FAILS TO AUGMENT THE BENEFITS DERIVED FROM RESISTANCE EXERCISE TRAINING IN PATIENTS WITH HIV INFECTION
2005
Sakkas, GK; Mulligan, K; DeSilva, ML; Doyle, J; Khatami, H; Kent-Braun, J; and Schambelan, M. (2005). "Creatine supplementation fails to augment the benefits derived from resistance exercise training in patients with HIV infection", ANTIVIRAL THERAPY, pp 6-7 (10), Issue 8.
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THE FORCE EXERTED BY A MUSCLE CROSS-BRIDGE DEPENDS DIRECTLY ON THE STRENGTH OF THE ACTOMYOSIN BOND
2005
Karatzaferi C, Chinn MK, Cooke R. The force exerted by a muscle cross-bridge
depends directly on the strength of the actomyosin bond. Biophys J. 2004
Oct;87(4):2532-44. Erratum in: Biophys J. 2005 Jan;88(1):757. PubMed PMID:
15454448; PubMed Central PMCID: PMC1304672.
SKELETAL MUSCLE MORPHOLOGY AND CAPILLARIZATION OF RENAL FAILURE PATIENTS RECEIVING DIFFERENT DIALYSIS THERAPIES
2004
Giorgos K. SAKKAS, Derek BALL, Anthony J. SARGEANT, Thomas H. MERCER, Pelagia KOUFAKI, Patrick F. NAISH. (2004). Skeletal muscle morphology and capillarization of renal failure patients receiving different dialysis therapies, Clin Sci (Lond) 1 December 2004; 107 (6): 617–623.
MALE DIALYSIS PATIENTS ARE SUBJECT TO A HIGHER RATE OF MUSCLE WASTING AND WEAKNESS THAN FEMALE COUNTERPARTS
2004
Sakkas, G.K., Stefanidis, I., Liakopoulos, V., and Johansen, K. (2004). Male dialysis patients are subject to a higher rate of muscle wastingand weakness than female counterparts, HIPPOKRATIA 2004, 8, 4: 155-160.
MUSCLE ATROPHY IN PATIENTS RECEIVING HEMODIALYSIS: EFFECTS ON MUSCLE STRENGTH, MUSCLE QUALITY, AND PHYSICAL FUNCTION
2003
Johansen, K.L., Shubert, T., Doyle, J., Soher, B., Sakkas, G.K., & Kent-Braun, J.A. (2003). Muscle atrophy in patients receiving hemodialysis: effects on muscle strength, muscle quality, and physical function, Kidney Int., pp 291-297 (63), Isuue 1.
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CHANGES IN MUSCLE MORPHOLOGY IN DIALYSIS PATIENTS AFTER 6 MONTHS OF AEROBIC EXERCISE TRAINING
2003
Sakkas GK, Sargeant AJ, Mercer TH, Ball D, Koufaki P, Karatzaferi C, Naish
PF. Changes in muscle morphology in dialysis patients after 6 months of aerobic
exercise training. Nephrol Dial Transplant. 2003 Sep;18(9):1854-61. PubMed PMID:
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EXERCISE COUNSELING PRACTICES AMONG NEPHROLOGISTS CARING FOR PATIENTS ON DIALYSIS
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Kirsten L. Johansen, Giorgos K. Sakkas, Julie Doyle, Tiffany Shubert, R. Adams Dudley. (2003). Exercise counseling practices among nephrologists caring for patients on dialysis, American Journal of Kidney Diseases, pp 171-178 (41), Issue 1.
EFFECT OF AN ADP ANALOG ON ISOMETRIC FORCE AND ATPASE ACTIVITY OF ACTIVE MUSCLE FIBERS
2003
Karatzaferi C, Myburgh KH, Chinn MK, Franks-Skiba K, Cooke R. Effect of an
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ATROPHY OF NON-LOCOMOTOR MUSCLE IN PATIENTS WITH END-STAGE RENAL FAILURE
2003
Sakkas, G.K., Ball, D., Mercer, T.H., Sargeant, A.J., Tolfrey, K., & Naish, PF. (2003). Atrophy of non-locomotor muscle in patients with end-stage renal failure, Nephrology Dialysis Transplantation, pp 2074–2081 (18), Issue 10.
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ALTERATIONS IN SKELETAL MUSCLE STRUCTURE ARE MINIMIZED WITH STEROID WITHDRAWAL AFTER RENAL TRANSPLANTATION
2003
Topp, K. S., Painter, P. L., Walcott, S., Krasnoff, J.B., Adey, D., Sakkas, G.K., Taylor, J., McCormick, K., teNyenhuis, M., Iofina, M., Tomlanovich, S., & Stock, P. (2003). Alterations in skeletal muscle structure are minimized with steroid withdrawal after renal transplantation, Transplantation, pp 667-673 (76), Issue 4.
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AN ALTERNATIVE HISTOCHEMICAL METHOD TO SIMULTANEOUSLY DEMONSTRATE MUSCLE NUCLEI AND MUSCLE FIBRE TYPE
2003
Sakkas, G.K., Ball, D., Mercer, T.H. et al. (2003). An alternative histochemical method to simultaneously demonstrate muscle nuclei and muscle fibre type. Eur J Appl Physiol 89, 503–505 (2003).
MUSCLE SPECIFIC STRENGTH, INTRAMUSCULAR ENERGY METABOLISM, AND OTHER INDICES OF MITOCHONDRIAL FUNCTION ARE NOT ALTERED IN HIV-INFECTED PATIENTS WITH MARKED PERIPHERAL LIPOATROPHY
2002
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MECHANISMS OF SKELETAL MUSCLE FATIGUE IN PATIENTS ON DIALYSIS
2002
Johansen, KL; Doyle, J; Shubert, T; Sakkas, GK; and Kent-Braun, JA, "Mechanisms of skeletal muscle fatigue in patients on dialysis." (2002). JOURNAL OF THE AMERICAN SOCIETY OF NEPHROLOGY. 490.
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PHOSPHOCREATINE AND ATP CONTENT IN HUMAN SINGLE MUSCLE FIBRES BEFORE AND AFTER MAXIMUM DYNAMIC EXERCISE
2001
Karatzaferi C, de Haan A, Ferguson RA, van Mechelen W, Sargeant AJ.
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EARLY METABOLIC CHANGES IN SINGLE HUMAN MUSCLE FIBRES DURING MAXIMAL EXERCISE
2000
Karatzaferi, C., de Haan, A., van Mechelen, W., & Sargeant, AJ. (2000). Early metabolic changes in single human muscle fibres during maximal exercise. Journal of Physiology - London, 526, 36P-36P.
METABOLISM CHANGES IN SINGLE HUMAN FIBRES DURING BRIEF MAXIMAL EXERCISE
2001
Karatzaferi C, de Haan A, van Mechelen W, Sargeant AJ. Metabolism changes in
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IMPROVED HIGH-PERFORMANCE LIQUID CHROMATOGRAPHIC ASSAY FOR THE DETERMINATION OF "HIGH-ENERGY" PHOSPHATES IN MAMMALIAN SKELETAL MUSCLE. APPLICATION TO A SINGLE-FIBRE STUDY IN MAN
1999
Karatzaferi C, De Haan A, Offringa C, Sargeant AJ. Improved high-performance
liquid chromatographic assay for the determination of "high-energy" phosphates in
mammalian skeletal muscle. Application to a single-fibre study in man. J
Chromatogr B Biomed Sci Appl. 1999 Jul 9;730(2):183-91. PubMed PMID: 10448953.
FATIGUE PROFILE: A NUMERICAL METHOD TO EXAMINE FATIGUE IN CYCLE ERGOMETRY
1999
Karatzaferi C, Giakas G, Ball D. Fatigue profile: a numerical method to
examine fatigue in cycle ergometry. Eur J Appl Physiol Occup Physiol. 1999
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