Michail Keramidas

Publikationer
Forskningsbidrag
CV
Populärvetenskap och samverkan

Artiklar

Journal article: JOURNAL OF THERMAL BIOLOGY. 2024;125:104004
Five weeks of intermittent hand exposures to alternating cold and hot stimuli do not modify finger cold-induced vasodilatation response
Kolegard R; Norrbrand L; Eiken O; Keramidas ME
Journal article: JOURNAL OF NEUROPHYSIOLOGY. 2024
A 5-week centrifuge-based G training with feedback on the magnitude of G force, does not improve the perception of roll tilt during simulated coordinated turns.
Keramidas ME; Kölegård R; Brink A; Eiken O
Article: JOURNAL OF NEUROPHYSIOLOGY. 2024;132(3):710-721
Influence of spatial orientation training in a centrifuge on the ability of fighter pilots to assess the bank angle during flight without visual references
Brink A; Keramidas ME; Bergsten E; Eiken O
Journal article: RESPIRATORY PHYSIOLOGY AND NEUROBIOLOGY. 2024;323:104228
Stress biomarker changes following a series of repeated static and dynamic apneas in non-divers
Elia A; Barlow MJ; Lees MJ; Petri G; Keramidas ME
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2024;124(4):1253-1258
Repetitive high-sustained gravitoinertial stress does not modulate pressure responsiveness to peripheral sympathetic stimulation
Keramidas ME; Kolegard R; Elia A; Skoldefors H; Eiken O
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2024;326(4):R319-R329
Effects of hyperventilation on repeated breath-holding while in a fasting state: do risks outweigh the benefits?
Elia A; Gennser M; Eiken O; Keramidas ME
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2024;326(3):R197-R209
Combined effects of mild hypothermia and nitrous-oxide-induced narcosis on manual and cognitive performance
Moes MI; Elia A; Gennser M; Keramidas ME
Journal article: PERCEPTION. 2024;53(2):75-92
Factors of significance for the ability of fighter pilots to visually indicate the magnitude of roll tilt during simulated turns in a centrifuge
Brink A; Keramidas ME; Tribukait A; Eiken O
Journal article: JOURNAL OF APPLIED PHYSIOLOGY. 2023;135(3):631-641
Nitrous oxide consistently attenuates thermogenic and thermoperceptual responses to repetitive cold stress in humans
Moes MI; Elia A; Gennser M; Eiken O; Keramidas ME
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2023;325(1):R21-R30
In vivo pressure-flow relation of human cutaneous vessels following prolonged iterative exposures to hypergravity
Keramidas ME; Kolegard R; Skoderfors H; Eiken O
Journal article: PHYSIOLOGIA. 2023;3(2):247-258
Physiological Responses of Anemic Women to Exercise under Hypoxic Conditions
Koskolou MD; Komboura S; Zacharakis E; Georgopoulou O; Keramidas ME; Geladas N
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2022;323(1):R1-R15
Acral skin vasoreactivity and thermosensitivity to hand cooling following 5 days of intermittent whole body cold exposure
Keramidas ME; Kolegard R; Gang P; Wilkins F; Elia A; Eiken O
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2022;322(6):R597-R608
Human cardiovascular adaptation to hypergravity
Eiken O; Keramidas ME; Skoldefors H; Kolegard R
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2021;321(6):R813-R822
Heterogeneity of human adaptations to bed rest and hypoxia: a retrospective analysis within the skeletal muscle oxidative function
Salvadego D; Grassi B; Keramidas ME; Eiken O; McDonnell AC; Mekjavic IB
Article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2021;321(5):R742-R750
Differential responsiveness of glabrous and nonglabrous skin to local transmural pressure elevations: impact of 5 weeks of iterative local pressure loading
Keramidas ME; Kolegard R; Sundblad P; Skoldefors H; Eiken O
Article: MICROVASCULAR RESEARCH. 2021;137:104181
Finger constrictor and thermoperceptual responsiveness to localised cooling following 5 weeks of intermittent regional exposures to moderately augmented transmural vascular pressure
Keramidas ME; Kolegard R; Sundblad P; Eiken O
Journal article: EXPERIMENTAL PHYSIOLOGY. 2021;106(7):1498-1507
Exercise temperature regulation following a 35-day horizontal bedrest
Kounalakis SN; Keramidas ME; Eiken O; Mekjavic IB
Journal article: EXPERIMENTAL PHYSIOLOGY. 2021;106(5):1139-1148
Short-term sleep deprivation and human thermoregulatory function during thermal challenges
Keramidas ME; Botonis PG
Article: AMERICAN JOURNAL OF PHYSIOLOGY. HEART AND CIRCULATORY PHYSIOLOGY. 2021;320(4):H1303-H1312
Adaptation to 5 weeks of intermittent local vascular pressure increments; mechanisms to be considered in the development of primary hypertension?
Eiken O; Elia A; Skoldefors H; Sundblad P; Keramidas ME; Kolegard R
Journal article: FRONTIERS IN PHYSIOLOGY. 2021;12:777611
Heterogeneity of Hematological Response to Hypoxia and Short-Term or Medium-Term Bed Rest
Royal JT; Eiken O; Keramidas ME; McDonnell AC; Mekjavic IB
Journal article: EXPERIMENTAL PHYSIOLOGY. 2020;105(12):2123-2140
Hypoxia gradually augments metabolic and thermoperceptual responsiveness to repeated whole-body cold stress in humans
Keramidas ME; Kolegard R; Eiken O
Journal article: APPLIED ERGONOMICS. 2020;82:102964
Finger- and toe-temperature responses to local cooling and rewarming have limited predictive value identifying susceptibility to local cold injury-a cohort study in military cadets
Norrbrand L; Kolegard R; Keramidas ME; Mekjavic IB; Eiken O
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. REGULATORY INTEGRATIVE AND COMPARATIVE PHYSIOLOGY. 2019;317(3):R418-R431
Interactions of mild hypothermia and hypoxia on finger vasoreactivity to local cold stress
Keramidas ME; Kolegard R; Mekjavic IB; Eiken O
Journal article: CHRONOBIOLOGY INTERNATIONAL. 2018;35(10):1464-1470
A brief pre-exercise nap may alleviate physical performance impairments induced by short-term sustained operations with partial sleep deprivation - A field-based study
Keramidas ME; Siebenmann C; Norrbrand L; Gadefors M; Eiken O
Journal article: JOURNAL OF PHYSIOLOGY. 2018;596(15):3341-3355
PlanHab^*: hypoxia does not worsen the impairment of skeletal muscle oxidative function induced by bed rest alone
Salvadego D; Keramidas ME; Koelegard R; Brocca L; Lazzer S; Mavelli I; Rittweger J; Eiken O; Mekjavic IB; Grassi B
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2018;118(7):1373-1384
Physiological and psychological determinants of whole-body endurance exercise following short-term sustained operations with partial sleep deprivation
Keramidas ME; Gadefors M; Nilsson L-O; Eiken O
Journal article: CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING. 2018;38(6):1021-1028
Cardiac performance is influenced by rotational changes of position in the transversal plane, both in the horizontal and in the 60o head-up postures
Kolegard R; Da Silva C; Siebenmann C; Keramidas ME; Eiken O
Journal article: JOURNAL OF THERMAL BIOLOGY. 2018;73:80-90
In Shackleton's trails: Central and local thermoadaptive modifications to cold and hypoxia after a man-hauling expedition on the Antarctic Plateau
Keramidas ME; Kolegard R; Eiken O
Article: ACTA PHYSIOLOGICA. 2017;220(3):361-369
Cutaneous exposure to hypoxia does not affect skin perfusion in humans
Siebenmann C; Keramidas ME; Rundqvist H; Mijwel S; Cowburn AS; Johnson RS; Eiken O
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2017;117(6):1141-1153
No association between hand and foot temperature responses during local cold stress and rewarming
Norrbrand L; Kolegard R; Keramidas ME; Mekjavic IB; Eiken O
Journal article: EXPERIMENTAL PHYSIOLOGY. 2017;102(6):694-710
LunHab: interactive effects of a 10day sustained exposure to hypoxia and bedrest on aerobic exercise capacity in male lowlanders
Keramidas ME; Mekjavic IB; Eiken O
Journal article: JOURNAL OF THERMAL BIOLOGY. 2017;64:109-115
A 10-day confinement to normobaric hypoxia impairs toe, but not finger temperature response during local cold stress
Kounalakis SN; Keramidas ME; Amon M; Eiken O; Mekjavic IB
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2017;117(1):61-72
Intraocular pressure and cerebral oxygenation during prolonged headward acceleration
Eiken O; Keramidas ME; Taylor NAS; Gronkvist M
Journal article: AMERICAN JOURNAL OF PHYSIOLOGY. HEART AND CIRCULATORY PHYSIOLOGY. 2016;311(2):H453-H464
PlanHab: hypoxia exaggerates the bed-rest-induced reduction in peak oxygen uptake during upright cycle ergometry
Keramidas ME; Kolegard R; Mekjavic IB; Eiken O
Journal article: JOURNAL OF APPLIED PHYSIOLOGY. 2016;121(1):154-163
Separate and combined effects of a 10-d exposure to hypoxia and inactivity on oxidative function in vivo and mitochondrial respiration ex vivo in humans
Salvadego D; Keramidas ME; Brocca L; Domenis R; Mavelli I; Rittweger J; Eiken O; Mekjavic IB; Grassi B
Journal article: PHYSIOLOGICAL REPORTS. 2016;4(7):e12760
PlanHab: Hypoxia counteracts the erythropoietin suppression, but seems to exaggerate the plasma volume reduction induced by 3 weeks of bed rest.
Keramidas ME; Mekjavic IB; Kölegård R; Choukèr A; Strewe C; Eiken O
Journal article: PHYSIOLOGY AND BEHAVIOR. 2016;156:171-176
Severe hypoxia during incremental exercise to exhaustion provokes negative post-exercise affects
Keramidas ME; Stavrou NAM; Kounalakis SN; Eiken O; Mekjavic IB
Journal article: FRONTIERS IN PHYSIOLOGY. 2016;7:202
The Effect of Normobaric Hypoxic Confinement on Metabolism, Gut Hormones, and Body Composition
Mekjavic IB; Amon M; Kolegard R; Kounalakis SN; Simpson L; Eiken O; Keramidas ME; Macdonald IA
Journal article: SCANDINAVIAN JOURNAL OF MEDICINE AND SCIENCE IN SPORTS. 2015;25(5):650-660
Hand temperature responses to local cooling after a 10-day confinement to normobaric hypoxia with and without exercise
Keramidas ME; Koelegard R; Mckjavic IB; Eiken O
Journal article: HIGH ALTITUDE MEDICINE AND BIOLOGY. 2015;16(3):251-260
Effects of Two Short-Term, Intermittent Hypoxic Training Protocols on the Finger Temperature Response to Local Cold Stress
Journal article: MEDICINE & SCIENCE IN SPORTS & EXERCISE. 2015;47(5S):220
Prolonged Exposure to Hypoxia and Microgravity
Salvadego D; Keramidas ME; Kölegård R; Mavelli I; Eiken O; Mekjavic IB; Grassi B
Journal article: HIGH ALTITUDE MEDICINE AND BIOLOGY. 2014;15(2):183-191
Acute Effects of Normobaric Hypoxia on Hand-Temperature Responses During and After Local Cold Stress
Keramidas ME; Kolegard R; Mekjavic IB; Eiken O
Journal article: APPLIED PHYSIOLOGY, NUTRITION AND METABOLISM. 2014;39(3):369-374
Prolonged physical inactivity leads to a drop in toe skin temperature during local cold stress
Keramidas ME; Kolegard R; Eiken O; Mekjavic IB
Journal article: CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING. 2013;33(5):400-404
Forearm-finger skin temperature gradient as an index of cutaneous perfusion during steady-state exercise
Keramidas ME; Geladas ND; Mekjavic IB; Kounalakis SN
Journal article: SCANDINAVIAN JOURNAL OF MEDICINE AND SCIENCE IN SPORTS. 2013;23(4):e233-e245
Peak oxygen uptake and regional oxygenation in response to a 10-day confinement to normobaric hypoxia
Kounalakis SN; Keramidas ME; Eiken O; Mekjavic PJ; Mekjavic IB
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2012;112(12):4177-4178
Prevailing evidence contradicts the notion of a "normobaric oxygen paradox"
Keramidas ME; Eiken O; Mekjavic IB
Journal article: AVIATION SPACE AND ENVIRONMENTAL MEDICINE. 2012;83(10):942-950
Intermittent Normobaric Hypoxic Exposures at Rest: Effects on Performance in Normoxia and Hypoxia
Mekjavic IB; Debevec T; Amon M; Keramidas ME; Kounalakis SN
Journal article: MICROVASCULAR RESEARCH. 2012;84(2):205-210
Heterogeneous sensitivity of cerebral and muscle tissues to acute normobaric hyperoxia at rest
Keramidas ME; Kounalakis SN; Geladas ND; Eiken O; Mekjavic IB
Journal article: AVIATION SPACE AND ENVIRONMENTAL MEDICINE. 2012;83(5):472-476
Heat Production and Heat Loss Responses to Cold Water Immersion After 35 Days Horizontal Bed Rest
Mekjavic IB; Kounalakis SN; Keramidas ME; Biolo G; Narici M; Eiken O
Journal article: CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING. 2012;32(3):205-213
The effect of interval training combined with thigh cuffs pressure on maximal and submaximal exercise performance
Keramidas ME; Kounalakis SN; Geladas ND
Journal article: ACTA PHYSIOLOGICA. 2012;204(4):544-554
Carbon monoxide exposure during exercise performance: muscle and cerebral oxygenation
Keramidas ME; Kounalakis SN; Eiken O; Mekjavic IB
Article: EUROPEAN JOURNAL OF CLINICAL INVESTIGATION. 2012;42(3):260-265
Long-term intermittent hyperoxic exposures do not enhance erythropoiesis
Keramidas ME; Norman B; Gustafsson T; Eiken O; Mekjavic IB
Article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2012;112(3):1059-1065
Acute short-term hyperoxia followed by mild hypoxia does not increase EPO production: resolving the "normobaric oxygen paradox"
Debevec T; Keramidas ME; Norman B; Gustafsson T; Eiken O; Mekjavic IB
Journal article: HIGH ALTITUDE MEDICINE AND BIOLOGY. 2012;13(1):32-39
The Effect of a Sleep High-Train Low Regimen on the Finger Cold-Induced Vasodilation Response
Amon M; Keramidas ME; Kounalakis SN; Mekjavic IB
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2011;111(10):2629-2630
Aerobic exercise training preceded by respiratory muscle endurance training: a synergistic action enhances the hypoxic aerobic capacity
Keramidas ME; Kounalakis SN; Mekjavic IB
Article: ACTA PHYSIOLOGICA. 2011;202(1):91-98
Acute normobaric hyperoxia transiently attenuates plasma erythropoietin concentration in healthy males: evidence against the 'normobaric oxygen paradox' theory
Keramidas ME; Kounalakis SN; Debevec T; Norman B; Gustafsson T; Eiken O; Mekjavic IB
Journal article: RESPIRATORY PHYSIOLOGY AND NEUROBIOLOGY. 2011;175(2):247-254
Muscle and cerebral oxygenation during exercise performance after short-term respiratory work
Keramidas ME; Kounalakis SN; Eiken O; Mekjavic IB
Journal article: OPEN SPORTS MEDICINE JOURNAL. 2010;4(1):9-16
Maximal Oxygen Uptake May be Limited by Sensation of Muscle Oxygenation~!2009-06-08~!2009-11-02~!2010-03-04~!
Geladas ND; Anastassopoulos S; Keramidas ME; Koskolou MD
Journal article: AVIATION SPACE AND ENVIRONMENTAL MEDICINE. 2010;81(4):387-393
Normoxic and Hypoxic Performance Following 4 Weeks of Normobaric Hypoxic Training
Debevec T; Amon M; Keramidas ME; Kounalakis SN; Pisot R; Mekjavic IB
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2010;108(4):759-769
Respiratory muscle endurance training: effect on normoxic and hypoxic exercise performance
Keramidas ME; Debevec T; Amon M; Kounalakis SN; Simunic B; Mekjavic IB
Journal article: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2008;103(1):99-107
The role of muscle pump in the development of cardiovascular drift
Kounalakis SN; Keramidas ME; Nassis GP; Geladas ND
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Conference publication: ACTA PHYSIOLOGICA. 2017;219:43
No local or systemic effects of cutaneous exposure to hypobaric hypoxia in humans
Siebenmann C; Keramidas M; Rundqvist H; Mijwel S; Cowburn A; Johnson R; Eiken O
Conference publication: MEDICINE & SCIENCE IN SPORTS & EXERCISE. 2014;46(5):297-298
Effects of Hypoxia and Microgravity on Mitochondrial Respiration and Skeletal Muscle Oxidative Function.
Salvadego D; Keramidas ME; Domenis R; Mavelli I; Eiken O; Mekjavic IB; Grassi B
Conference publication: MEDICINE & SCIENCE IN SPORTS & EXERCISE. 2012;44:111
Combined Effects of Bed Rest and Hypoxia on Skeletal Muscle Oxidative Function
Salvadego D; Keramidas ME; Domenis R; Mavelli I; Eiken O; Mekjavic IB; Grassi B
Conference publication: MEDICINE & SCIENCE IN SPORTS & EXERCISE. 2011;43(5):151
No Evidence For The "Normobaric Oxygen Paradox"
Debevec T; Keramidas ME; Norman B; Gustafsson T; Eiken O; Mekjavic IB
Conference publication: EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY. 2010;109(1):133-140
Enhancement of the finger cold-induced vasodilation response with exercise training
Keramidas ME; Musizza B; Kounalakis SN; Mekjavic IB

Forskningsbidrag

DEVELOPMENT OF A NEW GENERATION OF THERMAL MANIKIN FOR EVALUATION OF PERSONAL PROTECTIVE EQUIPMENT AND SAFETY OF HEALTH IN EXTREME WORKING AND LIVING ENVIRONMENTAL CONDITIONS (X-TERMOMAN)
Slovenian Research Agency
1 July 2011 - 30 June 2014
Hypoxic inactivity: implications for heart failure, pulmonary insufficiency and overweight (Slovene)
Slovenian Research Agency
1 July 2011 - 30 June 2014
Zero and reduced gravity simulation: the effect on the cardiovascular and musculoskeletal systems
Slovenian Research Agency
1 May 2010 - 30 April 2013
Hypoxic and hyperoxic exercise (Slovene)
Slovenian Research Agency
1 May 2009 - 30 April 2012
Automatics, robotics and biocybernetics
Slovenian Research Agency
1 January 2009 - 31 December 2014

Anställningar

Biträdande Lektor, Fysiologi och farmakologi, Karolinska Institutet, 2024-2025
Assistant Professor, Division of Environmental Physiology, Royal Institute of Technology, 2019-2024
Researcher, Division of Environmental Physiology, Royal Institute of Technology, 2014-2019
Postdoctoral Researcher, Division of Environmental Physiology, Royal Institute of Technology, 2012-2014

Examina och utbildning

Docent, Environmental Physiology, Royal Institute of Technology, 2022
PhD, International Postgraduate School, Jožef Stefan Institute, 2011
MSc, Department of Sports Medicine and Biology of Physical Activity, National and Kapodistrian University of Athens, 2006

Handledare

Andreas Brink, Inter-individual variability and trainability of pilots’ spatial orientation during coordinated flight maneuvers
Maaike Moes, Interaction of thermal and non-thermal stressors on thermoeffector adaptation in humans

Artiklar

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Forskningsbidrag

Anställningar

Examina och utbildning

Handledare

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