Prof. Dr. Walter Schmidt

2024

Wachsmuth, Nadine; Bajaa, Bassem; Wachsmuth, Christian; Schmidt, Walter
Stability of carboxy-hemoglobin during storage at different temperatures
In: Drug Testing and Analysis (2024)
doi:10.15495/EPub_UBT_00008034 ...

Wachsmuth, Nadine; Haupt, Sandra; Bauer, Philipp; Schierbauer, Janis; Treff, Gunnar; Steinacker, Jürgen M.; Rilstone, Sian; Schmidt, Walter
Impact of a single blood donation on hemoglobin mass, iron stores, and maximum oxygen uptake in ...
In: Transfusion Bd. 64 (2024) Heft 8. - S. 1481-1491
doi:10.15495/EPub_UBT_00007969 ...

2023

Plumb, James O. M.; Otto, James M.; Kumar, Shriya B.; Bali, Sitara; Wakatsuki, Mai; Schmidt, Walter; Montgomery, Hugh E.; Grocott, Michael P. W.; Levett, Denny Z.
Cardiopulmonary exercise testing before and after intravenous iron in preoperative patients : a ...
In: Perioperative Medicine Bd. 12 (2023)
doi:10.1186/s13741-023-00319-x ...

Schmidt, Walter; Byrnes, William C.
Comments on comparison of the automatised and the optimised carbon monoxide rebreathing methods
In: Scandinavian Journal of Clinical and Laboratory Investigation Bd. 83 (2023) Heft 4. - S. 271-272
doi:10.1080/00365513.2023.2204403 ...

Schmidt, Walter; Hoffmeister, Torben; Wachsmuth, Nadine; Byrnes, William C.
The effect of posture and exercise on blood CO kinetics during the optimized carbon monoxide re ...
In: Scandinavian Journal of Clinical and Laboratory Investigation Bd. 83 (2023) Heft 4. - S. 219-226
doi:10.1080/00365513.2023.2204402 ...

Schmidt, Walter; Wachsmuth, Nadine; Romero Pozo, Maria Catarina; Aguilar Valerio, Martha Teresa; Contreras Tapia, Ivonee Clorinda; Vater, Marina; Kaufmann, Julia; Jiménez-Claros, Jesus Carlos; Soria, Rudy
Possible strategies to reduce altitude-related excessive polycythemia
In: Journal of Applied Physiology Bd. 134 (2023) Heft 6. - S. 1321-1331
doi:10.1152/japplphysiol.00076.2023 ...

Schierbauer, Janis; Wolf, Alina; Wachsmuth, Nadine; Maassen, Norbert; Schmidt, Walter
Relationship between Blood Volume, Blood Lactate Quantity, and Lactate Concentrations during Ex ...
In: Metabolites Bd. 13 (2023) Heft 5
doi:10.3390/metabo13050632 ...

2022

Zimmer, Rebecca T.; Haupt, Sandra; Heidenreich, Heiko; Schmidt, Walter
Acute Effects of Esports on the Cardiovascular System and Energy Expenditure in Amateur Esports ...
In: Frontiers in Sports and Active Living Bd. 4 (2022)
doi:10.3389/fspor.2022.824006 ...

Wachsmuth, Nadine; Aberer, Felix; Haupt, Sandra; Schierbauer, Janis; Zimmer, Rebecca T.; Eckstein, Max L.; Zunner, Beate; Schmidt, Walter; Niedrist, Tobias; Sourij, Harald; Moser, Othmar
The Impact of a High-Carbohydrate/Low Fat vs. Low-Carbohydrate Diet on Performance and Body Com ...
In: Nutrients Bd. 14 (2022) Heft 3
doi:10.3390/nu14030423 ...

Schierbauer, Janis; Ficher, Sandra; Zimmermann, Paul; Wachsmuth, Nadine; Schmidt, Walter
Cardiac stroke volume in females and its correlation to blood volume and cardiac dimensions
In: Frontiers in Physiology Bd. 13 (2022)
doi:10.15495/EPub_UBT_00006953 ...

Schmidt, Walter; Wachsmuth, Nadine; Jimenez, Jesus; Soria, Rudy
Hemoglobin Mass and Blood Volume in Patients With Altitude-Related Polycythemia
In: Frontiers in Physiology Bd. 13 (2022)
doi:10.15495/EPub_UBT_00006924 ...

Mancera-Soto, Erica Mabel; Ramos-Caballero, Diana Marcela; Rojas J., Joel A.; Duque, Lohover; Chaves-Gomez, Sandra; Cristancho-Mejía, Edgar; Schmidt, Walter
Hemoglobin Mass, Blood Volume and VO₂max of Trained and Untrained Children and Adolescents Livi ...
In: Frontiers in Physiology Bd. 13 (2022)
doi:10.15495/EPub_UBT_00006901 ...

2021

Krehl, Lisa-Marie; Plumb, James O. M.; Wachsmuth, Nadine; Haupt, Sandra; Kumar, Shriya B.; Otto, James M.; Schierbauer, Janis; Grocott, Michael P. W.; Montgomery, Hugh E.; Schmidt, Walter
A carbon monoxide 'single breath' method to measure total haemoglobin mass : a feasibility stud ...
In: Experimental Physiology Bd. 106 (2021) Heft 2. - S. 567-575
doi:10.15495/EPub_UBT_00005261 ...

Schierbauer, Janis; Hoffmeister, Torben; Treff, Gunnar; Wachsmuth, Nadine; Schmidt, Walter
Effect of Exercise-Induced Reductions in Blood Volume on Cardiac Output and Oxygen Transport Ca ...
In: Frontiers in Physiology Bd. 12 (2021)
doi:10.3389/fphys.2021.679232 ...

Schmidt, Walter; Haupt, Sandra; Zimmer, Rebecca T.; Heidenreich, Heiko
Energieverbrauch beim E-Sport : Neue physiologische Erkenntnisse zum E-sport
In: Spektrum Bd. 17 (2021) Heft 2. - S. 71-73
https://cdn0.scrvt.com/a534b4b72e47031e7c1755abc55 ...

Haupt, Sandra; Wolf, Alina; Heidenreich, Heiko; Schmidt, Walter
Energy Expenditure during eSports : a Case Report
In: Deutsche Zeitschrift für Sportmedizin Bd. 72 (2021) Heft 1. - S. 36-40
doi:10.5960/dzsm.2020.463 ...

Mancera-Soto, Erica; Ramos-Caballero, Diana Marcela; Magalhaes, Jose; Chaves Gomez, Sandra; Schmidt, Walter; Cristancho-Mejía, Edgar
Quantification of testosterone-dependent erythropoiesis during male puberty
In: Experimental Physiology Bd. 106 (2021) Heft 7. - S. 1470-1481
doi:10.15495/EPub_UBT_00005779 ...

2020

Plumb, James O. M.; Otto, James M.; Kumar, Shriya B.; Wright, Mark; Schmidt, Walter; Grocott, Michael P. W.; Montgomery, Hugh E.
Application of the optimized carbon monoxide rebreathing method for the measurement of total ha ...
In: Physiological Reports Bd. 8 (2020) Heft 6
doi:10.14814/phy2.14402 ...

Schmidt, Walter; Hoffmeister, Torben; Haupt, Sandra; Schwenke, Dirk; Wachsmuth, Nadine; Byrnes, William C.
Chronic Exposure to Low Dose Carbon Monoxide Alters Hemoglobin Mass and VO2max
In: Medicine & Science in Sports & Exercise Bd. 52 (2020) Heft 9. - S. 1879-1887
doi:10.1249/MSS.0000000000002330 ...

Böning, Dieter; Schmidt, Walter
Role of haemoglobin oxygen affinity for oxygen uptake during exercise
In: The Journal of Physiology Bd. 598 (2020) Heft 16. - S. 3531-3532
doi:10.1113/JP280054 ...

2019

Schmidt, Walter; Hoffmeister, Torben; Wachsmuth, Nadine; Byrnes, William C.
Cobalt misuse in sports
In: Deutsche Zeitschrift für Sportmedizin Bd. 70 (2019) Heft 5. - S. 129-134
doi:10.5960/dzsm.2019.377 ...

Hoffmeister, Torben; Schwenke, Dirk; Wachsmuth, Nadine; Krug, Oliver; Thevis, Mario; Byrnes, William C.; Schmidt, Walter
Erythropoietic effects of low-dose cobalt application
In: Drug Testsing and Analysis Bd. 11 (2019) Heft 2. - S. 200-207
doi:10.1002/dta.2478 ...

Wachsmuth, Nadine; Soria, Rudy; Jimenez, Jesus; Schmidt, Walter
Modification of the CO-rebreathing method to determine haemoglobin mass and blood volume in pat ...
In: Experimental Physiology Bd. 104 (2019) Heft 12. - S. 1819-1828
doi:10.1113/EP087870 ...

Schmidt, Walter; Böning, Dieter
Sauerstoff und Leistung
In: Deutsche Zeitschrift für Sportmedizin Bd. 70 (2019) Heft 5. - S. 113-114
doi:10.5960/dzsm.2019.381 ...

2018

Hoffmeister, Torben; Schwenke, Dirk; Krug, Oliver; Wachsmuth, Nadine; Geyer, Hans; Thevis, Mario; Byrnes, William C.; Schmidt, Walter
Effects of 3 Weeks of Oral Low-Dose Cobalt on Hemoglobin Mass and Aerobic Performance
In: Frontiers in Physiology Bd. 9 (2018)
doi:10.3389/fphys.2018.01289 ...

Prommer, Nicole; Wachsmuth, Nadine; Thieme, Ina; Wachsmuth, Christian; Mancera-Soto, Erica; Hohmann, Andreas; Schmidt, Walter
Influence of Endurance Training During Childhood on Total Hemoglobin Mass
In: Frontiers in Physiology Bd. 9 (2018)
doi:10.3389/fphys.2018.00251 ...

Plumb, James O. M.; Kumar, Shriya; Otto, James M.; Schmidt, Walter; Richards, Toby; Montgomery, Hugh E.; Grocott, Michael P. W.
Replicating measurements of total hemoglobin mass (tHb-mass) within a single day : precision of ...
In: Physiological Reports Bd. 6 (2018) Heft 17
doi:10.14814/phy2.13829 ...

2017

Otto, James M.; Plumb, James O. M.; Clissold, Eleri; Kumar, Shriya; Wakeham, Denis J.; Schmidt, Walter; Grocott, Michael P. W.; Richards, Toby; Montgomery, Hugh E.
Hemoglobin concentration, total hemoglobin mass and plasma volume in patients : implications fo ...
In: Haematologica Bd. 102 (2017) Heft 9. - S. 1477-1485
doi:10.3324/haematol.2017.169680 ...

Otto, James M.; Plumb, James O. M.; Wakeham, Denis J.; Clissold, Eleri; Loughney, L.; Schmidt, Walter; Montgomery, Hugh E.; Grocott, Michael P. W.; Richards, Toby
Total haemoglobin mass, but not haemoglobin concentration, is associated with preoperative card ...
In: British Journal of Anaesthesia Bd. 118 (2017) Heft 5. - S. 747-754
doi:10.1093/bja/aew445 ...

2016

Ryan, Benjamin J.; Goodrich, Jesse A.; Schmidt, Walter; Stothard, Ellen R.; Wright, Kenneth P.; Byrnes, William C.
Haemoglobin mass alterations in healthy humans following four-day head-down tilt bed rest
In: Experimental Physiology Bd. 101 (2016) Heft 5. - S. 628-640
doi:10.1113/EP085665 ...

Kane, L. A.; Ryan, Benjamin J.; Schmidt, Walter; Byrnes, William C.
Acute, Low-dose CO Inhalation does not Alter Energy Expenditure during Submaximal Exercise
In: International Journal of Sports Medicine Bd. 37 (2016) Heft 1. - S. 19-24
doi:10.1055/s-0035-1554641 ...

Millet, Grégoire P.; Brocherie, Franck; Girard, Olivier; Wehrlin, Jon Peter; Troesch, Severin; Hauser, Anna; Steiner, Thomas; Peltonen, Juha E.; Rusko, Heikki K.; Constantini, Keren; Fulton, Timothy J.; Hursh, Daniel G.; Noble, Tyler J.; Paris, Hunter L.; Wiggins, Chad C.; Chapman, Robert F.; Levine, Benjamin D.; Kumar, Vasantha H.; Schmidt, Walter
Commentaries on Viewpoint : Time for a new metric for hypoxic dose?
In: Journal of Applied Physiology Bd. 121 (2016) Heft 1. - S. 356-358
doi:10.1152/japplphysiol.00460.2016 ...

Wintermantel, J.; Wachsmuth, Nadine; Schmidt, Walter
Doping Cases among Elite Athletes from 2000 to 2013 : Dopingfälle bei Spitzenathleten in den Ja ...
In: Deutsche Zeitschrift für Sportmedizin Bd. 67 (2016) Heft 10. - S. 263-269
doi:10.5960/dzsm.2016.258 ...

Ryan, Benjamin J.; Goodrich, Jesse A.; Schmidt, Walter; Kane, L. A.; Byrnes, William C.
Ten Days of Intermittent, Low-dose Carbon Monoxide Inhalation does not Significantly Alter Hemo ...
In: International Journal of Sports Medicine Bd. 37 (2016) Heft 11. - S. 884-889
doi:10.1055/s-0042-108197 ...

Schmidt, Walter
Training unter artifizieller Hypoxie
In: BISp-Jahrbuch Bd. 2015/16 (2016) . - S. 41-45
https://www.bisp.de/SharedDocs/Downloads/Publikati ...

2015

Rodríguez, Ferran A.; Iglesias, Xavier; Feriche, Belén; Calderón-Soto, Carmen; Chaverri, Diego; Wachsmuth, Nadine; Schmidt, Walter; Levine, Benjamin D.
Altitude Training in Elite Swimmers for Sea Level Performance (Altitude Project)
In: Medicine & Science in Sports & Exercise Bd. 47 (2015) Heft 9. - S. 1965-1978
doi:10.1249/MSS.0000000000000626 ...

Schmidt, Walter; Wachsmuth, Nadine
Höhentraining
In: medicalsportsnetwork Bd. 10 (2015) Heft 3. - S. 26-30

Wachsmuth, Nadine; Aigner, Thomas; Völzke, Christian; Zapf, Jürgen; Schmidt, Walter
Monitoring recovery from iron deficiency using total hemoglobin mass
In: Medicine & Science in Sports & Exercise Bd. 47 (2015) Heft 2. - S. 419-427
doi:10.1249/MSS.0000000000000420 ...

Buchheit, Martin; Hammond, Kristal; Bourdon, Pitre C.; Simpson, Ben M.; Garvican-Lewis, Laura A.; Schmidt, Walter; Gore, Christopher J.; Aughey, Robert J.
Relative Match Intensities at High Altitude in Highly-Trained Young Soccer Players (ISA3600)
In: Journal of Sports Science & Medicine Bd. 14 (2015) Heft 1. - S. 98-102

2014

Ryan, Benjamin J.; Wachsmuth, Nadine; Schmidt, Walter; Byrnes, William C.; Julian, Colleen G.; Lovering, Andrew T.; Subudhi, Andrew W.; Roach, Robert C.
AltitudeOmics : rapid hemoglobin mass alterations with early acclimatization to and de-acclimat ...
In: PLoS One Bd. 9 (2014) Heft 10
doi:10.1371/journal.pone.0108788 ...

Treff, Gunnar; Schmidt, Walter; Wachsmuth, Nadine; Steinacker, Jürgen M.
Impact of insidious gastrointestinal blood loss on endurance performance in an elite rower
In: The Journal of Sports Medicine and Physical Fitness Bd. 54 (2014) Heft 3. - S. 335-339

Wachsmuth, Nadine; Kley, Marlen; Feriche, Belén; Calderón, Carmen; Iglesias, Xavier; Rodríguez, Ferran A.; Schmidt, Walter
Influencing factors on the erythropoietic response during altitude training (Altitude Project)
In: Medicine & Science in Sports & Exercise Bd. 46 (2014) Heft Suppl. 5. - S. 428
doi:10.1249/01.mss.0000494462.22687.b1 ...

Treff, Gunnar; Schmidt, Walter; Wachsmuth, Nadine; Völzke, Christian; Steinacker, Jürgen M.
Total Haemoglobin Mass, Maximal and Submaximal Power in Elite Rowers
In: International Journal of Sports Medicine Bd. 35 (2014) Heft 7. - S. 571-574
doi:10.1055/s-0033-1358476 ...

2013

Gore, Christopher J.; Sharpe, Ken; Garvican-Lewis, Laura A.; Saunders, Philo U.; Humberstone, Clare E.; Robertson, Eileen Y.; Wachsmuth, Nadine; Clark, Sally A.; McLean, Blake D.; Friedmann-Bette, Birgit; Neya, Mitsuo; Pottgiesser, Torben; Schumacher, Yorck O.; Schmidt, Walter
Altitude training and haemoglobin mass from the optimised carbon monoxide rebreathing method de ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl 1
https://bjsm.bmj.com/content/47/Suppl_1/i31

Wachsmuth, Nadine; Kley, Marlen; Spielvogel, Hilde; Aughey, Robert J.; Gore, Christopher J.; Bourdon, Pitre C.; Hammond, Kristal; Sargent, Charli; Roach, Gregory D.; Soria Sanchez, Rudy; Claros, Jesus C. Jimenez; Schmidt, Walter; Garvican-Lewis, Laura A.
Changes in blood gas transport of altitude native soccer players near sea-level and sea-level n ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-092761 ...

Wachsmuth, Nadine; Völzke, Christian; Prommer, Nicole; Schmidt-Trucksäss, Arno; Frese, F.; Spahl, O.; Eastwood, Annette; Stray-Gundersen, Jim; Schmidt, Walter
The effects of classic altitude training on hemoglobin mass in swimmers
In: European Journal of Applied Physiology Bd. 113 (2013) Heft 5. - S. 1199-1211
doi:10.1007/s00421-012-2536-0 ...

Bieri, Kathrin; Gross, Micah; Wachsmuth, Nadine; Schmidt, Walter; Hoppeler, H.; Vogt, Michael
HIIT im Nachwuchsfußball : Blockperiodisierung von hochintensivem Intervalltraining
In: Deutsche Zeitschrift für Sportmedizin Bd. 64 (2013) Heft 10. - S. 307-312
doi:10.5960/dzsm.2013.086 ...

Sargent, Charli; Schmidt, Walter; Aughey, Robert J.; Bourdon, Pitre C.; Soria, Rudy; Claros, Jesus C. Jimenez; Garvican-Lewis, Laura A.; Buchheit, Martin; Simpson, Ben M.; Hammond, Kristal; Kley, Marlen; Wachsmuth, Nadine; Gore, Christopher J.; Roach, Gregory D.
The impact of altitude on the sleep of young elite soccer players (ISA3600)
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-092829 ...

Wachsmuth, Nadine; Völzke, Christian; Hoffmann, J.; Saunders, Philo U.; Schmidt, Walter
Leistungsentwicklung nach einem Höhentrainingslager : eine Pilotstudie
In: Deutsche Zeitschrift für Sportmedizin Bd. 64 (2013) Heft 11. - S. 339-342
doi:10.5960/dzsm.2013.100 ...

Gore, Christopher J.; Aughey, Robert J.; Bourdon, Pitre C.; Garvican-Lewis, Laura A.; Soria, Rudy; Claros, Jesus C. Jimenez; Sargent, Charli; Roach, Gregory D.; Buchheit, Martin; Simpson, Ben M.; Hammond, Kristal; Kley, Marlen; Wachsmuth, Nadine; Pepper, Mark; Edwards, Alistair; Cuenca, Douglas; Vidmar, Tony; Spielvogel, Hilde; Schmidt, Walter
Methods of the international study on soccer at altitude 3600 m (ISA3600)
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl 1
https://bjsm.bmj.com/content/47/Suppl_1/i80

Gore, Christopher J.; Mørkeberg, Jakob; Schmidt, Walter; Garvican, Laura A.; Fellman, Nicole
Plasma volume shifts during multiday racing
In: Clinical Chemistry and Laboratory Medicine Bd. 51 (2013) Heft 6
doi:10.1515/cclm-2012-0728 ...

Girard, Olivier; Amann, Markus; Aughey, Robert J.; Billaut, François; Bishop, David J.; Bourdon, Pitre; Buchheit, Martin; Chapman, Robert; D'Hooghe, Michel; Garvican-Lewis, Laura A.; Gore, Christopher J.; Millet, Grégoire P.; Roach, Gregory D.; Sargent, Charli; Saunders, Philo U.; Schmidt, Walter; Schumacher, Yorck O.
Position statement--altitude training for improving team-sport players' performance : current k ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-093109 ...

Buchheit, Martin; Simpson, Ben M.; Schmidt, Walter; Aughey, Robert J.; Soria, Rudy; Hunt, Robert A.; Garvican-Lewis, Laura A.; Pyne, David B.; Gore, Christopher J.; Bourdon, Pitre C.
Predicting sickness during a 2-week soccer camp at 3600 m (ISA3600)
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-092757 ...

Saunders, Philo U.; Garvican-Lewis, Laura A.; Schmidt, Walter; Gore, Christopher J.
Relationship between changes in haemoglobin mass and maximal oxygen uptake after hypoxic exposu ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-092841 ...

Roach, Gregory D.; Schmidt, Walter; Aughey, Robert J.; Bourdon, Pitre C.; Soria, Rudy; Claros, Jesus C. Jimenez; Garvican-Lewis, Laura A.; Buchheit, Martin; Simpson, Ben M.; Hammond, Kristal; Kley, Marlen; Wachsmuth, Nadine; Gore, Christopher J.; Sargent, Charli
The sleep of elite athletes at sea level and high altitude : a comparison of sea-level natives ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl. 1
doi:10.1136/bjsports-2013-092843 ...

Aughey, Robert J.; Hammond, Kristal; Varley, Matthew C.; Schmidt, Walter; Bourdon, Pitre C.; Buchheit, Martin; Simpson, Ben M.; Garvican-Lewis, Laura A.; Kley, Marlen; Soria, Rudy; Sargent, Charli; Roach, Gregory D.; Claros, Jesus C. Jimenez; Wachsmuth, Nadine; Gore, Christopher J.
Soccer activity profile of altitude versus sea-level natives during acclimatisation to 3600 m ( ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl 1
https://bjsm.bmj.com/content/47/Suppl_1/i107#

Buchheit, Martin; Simpson, Ben M.; Garvican-Lewis, Laura A.; Hammond, Kristal; Kley, Marlen; Schmidt, Walter; Aughey, Robert J.; Soria, Rudy; Sargent, Charli; Roach, Gregory D.; Claros, Jesus C. Jimenez; Wachsmuth, Nadine; Gore, Christopher J.; Bourdon, Pitre C.
Wellness, fatigue and physical performance acclimatisation to a 2-week soccer camp at 3600 m (I ...
In: British Journal of Sports Medicine Bd. 47 (2013) Heft Suppl 1
https://bjsm.bmj.com/content/47/Suppl_1/i100

2012

Schmidt, Walter; Gore, Christopher J.
Detecting blood manipulation from total haemoglobin mass ; minor or major confounding effects i ...
2012. - 21 S.

2011

Mørkeberg, Jakob; Sharpe, Ken; Belhage, Bo; Damsgaard, R.; Schmidt, Walter; Prommer, Nicole; Gore, Christopher J.; Ashenden, M. J.
Detecting autologous blood transfusions : a comparison of three passport approaches and four bl ...
In: Scandinavian Journal of Medicine & Science in Sports Bd. 21 (2011) Heft 2. - S. 235-243
doi:10.1111/j.1600-0838.2009.01033.x ...

Koenigstorfer, Jörg; Schmidt, Walter
Effects of exercise training and a hypocaloric diet on female monozygotic twins in free-living ...
In: Physiology & Behavior Bd. 104 (2011) Heft 5. - S. 838-844

Schmidt, Walter; Wachsmuth, Nadine; Völzke, Christian; Pöttgen, K.
Hämoglobinmenge nach Langzeitbelastungen im Triathlon
In: Deutsche Zeitschrift für Sportmedizin Bd. 62 (2011) Heft 11. - S. 359-362
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Wachsmuth, Nadine; Völzke, Christian; Hoffmann, J.; Schmidt, Walter
Optimal timing of altitude training
16th annual Congress of the European College of Sport Science, 6 - 9 July Liverpool 2011 - United Kingdom : Book of Abstracts
Liverpool, UK : Liverpool John Moores Univ., Research Inst. for Sport and Exercise Sciences, 2011. - S. 548

Schmidt, Walter; Völzke, Christian; Wachsmuth, Nadine; Wolfarth, Bernd; Schmidt-Trucksäss, Arno; Steinacker, Jürgen M.; Treff, Gunnar; Stray-Gundersen, Jim; Eastwood, Annette; Prommer, Nicole
Variation of hemoglobin mass in elite Endurance athletes
In: Medicine & Science in Sports & Exercise Bd. 43 (2011) Heft 5, Suppl. 1. - S. 634
doi:10.1249/01.MSS.0000401752.64691.07 ...

2010

Schmidt, Walter; Prommer, Nicole
Impact of alterations in total hemoglobin mass on VO2max
In: Exercise and Sport Sciences Reviews Bd. 38 (2010) Heft 2. - S. 68-75
doi:10.1097/JES.0b013e3181d4957a ...

Prommer, Nicole; Thoma, Stefanie; Quecke, Lennart; Gutekunst, Thomas; Völzke, Christian; Wachsmuth, Nadine; Niess, Andreas Michael; Schmidt, Walter
Total Hemoglobin Mass and Blood Volume of Elite Kenyan Runners
In: Medicine & Science in Sports & Exercise Bd. 42 (2010) Heft 4. - S. 791-797
doi:10.1249/MSS.0b013e3181badd67 ...

2009

Völzke, Christian; Wachsmuth, Nadine; Prommer, Nicole; Heigemeir, F.; Schmidt, Walter
Gesamtkörperhämoglobinmenge und Plasmavolumen während eines 8-tägigen Radetappenrennens
In: Deutsche Zeitschrift für Sportmedizin Bd. 60 (2009) Heft 7-8. - S. 190
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Prommer, Nicole; Schmidt, Walter
Hämoglobinmenge und Sport
In: Deutsche Zeitschrift für Sportmedizin Bd. 60 (2009) Heft 9. - S. 293-294
https://www.germanjournalsportsmedicine.com/filead ...

Schmidt, Walter; Dörfler, Carolin; Wachsmuth, Nadine; Völzke, Christian; Treff, Gunnar; Thoma, Stefanie; Steinacker, Jürgen M.; Niess, Andreas Michael; Prommer, Nicole
Influence Of Body Mass, Body Composition, And Performance State On Total Hemoglobin Mass
In: Medicine & Science in Sports & Exercise Bd. 41 (2009) Heft 5, Supplement 1. - S. 461
doi:10.1249/01.MSS.0000355955.87264.26 ...

2008

Schmidt, Walter; Prommer, Nicole
Bestimmung der totalen Hämoglobinmenge zum Screening von Blutmanipulationen
Verbotene Methode : Erhöhung des Sauerstofftransfers
Leipzig : Leipziger Verlagsanstalt GmbH, 2008. - S. 97-110 . - (Schriftenreihe des Bundesinstituts für Sportwissenschaft; 2008,3)

Schmidt, Walter; Prommer, Nicole
Effects of various training modalities on blood volume
In: Scandinavian Journal of Medicine & Science in Sports Bd. 18 (2008) Heft Suppl.1. - S. 57-69
doi:10.1111/j.1600-0838.2008.00833.x ...

Schmidt, Walter; Heinicke, Katja
Screening der totalen Hämoglobinmenge bei Triathleten und professionellen Radrennfahrern
Deutsche Zeitschrift für Sportmedizin
In: Deutsche Zeitschrift für Sportmedizin Bd. 59 (2008) Heft 6. - S. 146-152
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Prommer, Nicole; Sottas, Pierre-Edouard; Schoch, Christian; Schumacher, Yorck O.; Schmidt, Walter
Total hemoglobin mass : A new parameter to detect blood doping?
In: Medicine & Science in Sports & Exercise Bd. 40 (2008) Heft 12. - S. 2112-2118
doi:10.1249/MSS.0b013e3181820942 ...

2007

Schmidt, Walter; Prommer, Nicole
Blut und Leistung
In: Deutsche Zeitschrift für Sportmedizin Bd. 58 (2007) Heft 7-8. - S. 199
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Clark, Sally A.; Bourdon, Pitre C.; Schmidt, Walter; Singh, B.; Cable, G.; Onus, K. J.; Woolford, Sarah M.; Stanef, T.; Gore, Christopher J.; Aughey, Robert J.
The effect of acute simulated moderate altitude on power, performance and pacing strategies in ...
In: European Journal of Applied Physiology Bd. 102 (2007) Heft 1. - S. 45-55
doi:10.1007/s00421-007-0554-0 ...

Prommer, Nicole; Heinicke, Katja; Viola, Teresa; Cajigal, Jorge; Behn, Claus; Schmidt, Walter
Long-term intermittent hypoxia increases O₂-transport capacity but not Vₒ₂ₘₐₓ
In: High Altitude Medicine & Biology Bd. 8 (2007) Heft 3. - S. 225-235
doi:10.1089/ham.2007.8309 ...

Prommer, Nicole; Schmidt, Walter
Loss of CO from the intravascular bed and its impact on the optimised CO-rebreathing method
In: European Journal of Applied Physiology Bd. 100 (2007) Heft 4. - S. 383-391
doi:10.1007/s00421-007-0439-2 ...

Prommer, Nicole; Heckel, Anne; Schmidt, Walter
Timeframe to detect blood withdrawal associated with autologous blood doping
In: Medicine & Science in Sports & Exercise Bd. 39 (2007) Heft 5, Supplement. - S. S3
doi:10.1249/01.mss.0000272881.02684.fa ...

Prommer, Nicole; Ehrmann, Ulrich; Schmidt, Walter; Steinacker, Jürgen M.; Radermacher, Peter; Muth, Claus-Martin
Total haemoglobin mass and spleen contraction : a study on competitive apnea divers, non-diving ...
In: European Journal of Applied Physiology Bd. 101 (2007) Heft 6. - S. 753-759
doi:10.1007/s00421-007-0556-y ...

Garvican, Laura A.; Martin, David T.; Clark, Sally A.; Schmidt, Walter; Gore, Christopher J.
Variability of erythropoietin response to sleeping at simulated altitude : a cycling case study
In: International Journal of Sports Physiology and Performance Bd. 2 (2007) Heft 3. - S. 327-331
doi:10.1123/ijspp.2.3.327 ...

2006

Prommer, Nicole; Mutke, S.; Schmidt, Walter; Steinacker, Jürgen M.
Lean Body Mass is Closely Related to Total Hemoglobin Mass but Less to VO2max: 955: 8:30 AM – 8 ...
In: Medicine & Science in Sports & Exercise Bd. 38 (2006) Heft 5, Supplement. - S. S88

Schmidt, Walter
Positive effects of intermittent hypoxia (live high : train low) on exercise performance are/ar ...
In: Journal of Applied Physiology Bd. 100 (2006) Heft 1. - S. 369

Schmidt, Walter; Prommer, Nicole; Steinacker, Jürgen M.; Böning, D.
Sinn und Unsinn von hämatologischen Grenzwerten im Ausdauersport : Folgerungen aus den Dopingsk ...
In: Deutsche Zeitschrift für Sportmedizin Bd. 57 (2006) Heft 2. - S. 54-56
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

2005

Schmidt, Walter; Böning, D.; Maassen, N.
Erythrocytes
Molecular and Cellular Exercise Physiology
Champaign, IL : Human Kinetics, 2005. - S. 309-319

Schmidt, Walter; Heinicke, Katja; Wolfarth, Bernd; Heinicke, I.
Letter to the editors - Re: Heinicke K, Heinicke I, Schmidt W, Wolfarth B. A three-week traditi ...
In: International Journal of Sports Medicine Bd. 26 (2005) Heft 6. - S. 506-507
doi:10.1055/s-2005-865833 ...

Schmidt, Walter; Prommer, Nicole
The optimised CO-rebreathing method : a new tool to determine total haemoglobin mass routinely
In: European Journal of Applied Physiology Bd. 95 (2005) Heft 5-6. - S. 486-495
doi:10.1007/s00421-005-0050-3 ...

Prommer, Nicole; Schoch, Christian; Heinrich, Lothar; Schumacher, Olaf; Vogt, Stefan; Schmid, Andreas; Schmidt, Walter
Regular measurements of total hemoglobin mass : A new tool to detect blood manipulations in ath ...
In: Medicine & Science in Sports & Exercise Bd. 37 (2005) Heft 5, Supplement. - S. S64
doi:10.1249/00005768-200505001-00370 ...

2002

Schmidt, Walter; Heinicke, Katja; Rojas, Joel; Gomez, Jose Manuel; Serrato, Mauricio; Mora, Mercedes; Wolfarth, Bernd; Schmid, Andreas; Keul, Josef
Blood volume and hemoglobin mass in endurance athletes from moderate altitude
In: Medicine & Science in Sports & Exercise Bd. 34 (2002) Heft 12. - S. 1934-1940

Schmidt, Walter
Effects of intermittent exposure to high altitude on blood volume and erythropoietic activity
In: High Altitude Medicine & Biology Bd. 3 (2002) Heft 2. - S. 167-176
doi:10.1089/15270290260131902 ...

2000

Schmidt, Walter; Heinicke, Katja; Schmid, Andreas; Huber, G.; Heinrich, L.; Biermann, B.; Keul, Josef
Erythropoietic activity in endurance athletes during a training year
In: Annals of Hematology Bd. 79 (2000) Heft 5. - S. B6

Schmidt, Walter; Biermann, B.; Winchenbach, P.; Lison, S.; Böning, D.
How valid is the determination of hematocrit values to detect blood manipulations?
In: International Journal of Sports Medicine Bd. 21 (2000) Heft 2. - S. 133-138
doi:10.1055/s-2000-8871 ...

1999

Schmidt, Walter
Die Bedeutung des Blutvolumens für den Ausdauersportler
In: Deutsche Zeitschrift für Sportmedizin Bd. 50 (1999) Heft 11-12. - S. 341-349
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Schmidt, Walter; Winchenbach, P.; Biermann, B.; Heinicke, Katja; Zapf, Jürgen; Friedmann, B.; Wolfahrt, B.
Blood volume, not hemoglobin-concentration is related to VO2max in endurance athletes
In: Medicine & Science in Sports & Exercise Bd. 31 (1999) Heft 5, Supplement. - S. S50
doi:10.1097/00005768-199905001-00062 ...

Zapf, Jürgen; Schmidt, Walter; Lotz, M.; Heber, U.
Die Natrium- und Flüssigkeitsbilanz bei Langzeitbelastungen : Konsequenzen für die Ernährung
In: Deutsche Zeitschrift für Sportmedizin Bd. 50 (1999) Heft 11-12. - S. 375-379
http://www.zeitschrift-sportmedizin.de/fileadmin/c ...

Schmidt, Walter; Rojas, Joel; Böning, Dieter; Bernal, Hector; Garcia, Saul; Garcia, Oscar
Plasma-electrolytes in natives to hypoxia after marathon races at different altitudes
In: Medicine & Science in Sports & Exercise Bd. 31 (1999) Heft 10. - S. 1406-1413
doi:10.1097/00005768-199910000-00008 ...

1998

Schmidt, Walter; Weiglein, K.; Himmelsbach-Wegner, B.; Böning, Dieter
Gesamtkörperhämoglobinmenge, Zinkprotoporphyrin und Transferrinrezeptor : Neue Marker in der Ei ...
Sportartspezifische Leistungsdiagnostik : Energetische Aspekte
Köln : Sport und Buch Strauss, 1998. - S. 353-361 . - (Berichte und Materialien des Bundesinstituts für Sportwissenschaft; 1998,6)

Schmidt, Walter; de Graet, G.; Böning, Dieter; Röcker, L.
Hormonal regulation of the training-dependent plasma volume overcompensation
In: International Journal of Sports Medicine Bd. 19 (1998) Heft Supplement 1. - S. S42

Schmidt, Walter; Bub, A.; Meyer, Markus; Weiss, T.; Schneider, G.; Maassen, N.; Forssmann, Wolf-Georg
Is urodilatin the missing link in exercise dependant renal sodium retention?
In: Journal of Applied Physiology Bd. 84 (1998) Heft 1. - S. 123-128
http://jap.physiology.org/content/84/1/123.short

1995

Schmidt, Walter; Doré, S.; Hilgendorf, A.; Strauch, S.; Gareau, R.; Brisson, G. R.
Effects of exercise during normoxia and hypoxia on the growth hormone : insulin-like growth fac ...
In: European Journal of Applied Physiology Bd. 71 (1995) Heft 5. - S. 424-430
doi:10.1007/BF00635876 ...

Schmidt, Walter; Hartmann, Ulrich; Schobersberger, W.
Möglichkeiten der physiologischen Leistungssteigerung durch Höhentraining im Vergleich zu Blutd ...
In: Jahrbuch / Österreichische Gesellschaft für Alpin- und Höhenmedizin (1995) . - S. 171-190

Schmidt, Walter; Hartmann, Ulrich
Physiologische Leistungsförderer : Sauerstoffzufuhr und Blutdoping
In: Leistungssport Bd. 25 (1995) Heft 2. - S. 22-27

1994

Schmidt, Walter; Böning, Dieter; Maassen, N.; Schneider, G.
Die Bedeutung des Blutvolumens für den Ausdauersportler : Physiologische und unphysiologische A ...
In: Leistungssport Bd. 24 (1994) Heft 5. - S. 27-37

Weber, Roy E.; Böning, Dieter; Fago, Angela; Schmidt, Walter; Correa, Rodrigo
Hemoglobins from plasmodium-infected rat erythrocytes : Functional and molecular characteristic ...
In: Blood Bd. 84 (1994) Heft 2. - S. 638-642
doi:10.1182/blood.V84.2.638.638 ...

Schmidt, Walter; Correa, Rodrigo; Böning, Dieter; Ehrich, J. H. H.; Krüger, C.
Oxygen transport properties in malaria-infected rodents : a comparison between infected and non ...
In: Blood Bd. 83 (1994) Heft 12. - S. 3746-3752
doi:10.1182/blood.V83.12.3746.3746 ...

1993

Schmidt, Walter; Spielvogel, Hilde; Eckardt, K. U.; Quintela, A.; Penaloza, R.
Effects of chronic hypoxia and exercise on plasma erythropoietin in high-altitude residents
In: Journal of Applied Physiology Bd. 74 (1993) Heft 4. - S. 1874-1878
http://jap.physiology.org/content/74/4/1874

Schmidt, Walter; Spielvogel, Hilde; Eckardt, K. U.
Einfluss von inspiratorischer Hypoxie und körperlicher Arbeit auf die Plasma-Erythropoietinkonz ...
In: Jahrbuch / Österreichische Gesellschaft für Alpin- und Höhenmedizin (1993) . - S. 31-43

1992

Schmidt, Walter; Spielvogel, Hilde; Eckardt, K. U.; Quintela, A.; Penaloza, R.
Effects of exercise on plasma erythropoietin in natives living permanently at high altitudes
Pathophysiology and pharmacology of erythropoietin
Berlin : Springer, 1992. - S. 125-132
doi:10.1007/978-3-642-77074-6_13 ...

Schmidt, Walter; Spielvogel, Hilde; Penaloza, R.; Quintela, A.
Red cell and plasma volume regulating hormones during and after exercise at high altitude
In: The Physiologist Bd. 35 (1992) Heft 4, Supplement. - S. 173

1991

Schmidt, Walter; Eckardt, K. U.; Hilgendorf, A.; Strauch, S.; Bauer, C.
Effects of maximal and submaximal exercise under normoxic and hypoxic conditions on serum eryth ...
In: International Journal of Sports Medicine Bd. 12 (1991) Heft 5. - S. 457-461
doi:10.1055/s-2007-1024713 ...

1990

Schmidt, Walter; Brabant, G.; Kröger, C.; Strauch, S.; Hilgendorf, A.
Atrial natriuretic peptide during and after maximal and submaximal exercise under normoxic and ...
In: European Journal of Applied Physiology Bd. 61 (1990) Heft 5-6. - S. 398-407
doi:10.1007/BF00236059 ...

Schmidt, Walter; Dahners, H. W.; Correa, Rodrigo; Ramirez, R.; Rojas, Joel; Böning, D.
Blood gas transport properties in endurance-trained athletes living at different altitudes
In: International Journal of Sports Medicine Bd. 11 (1990) Heft 1. - S. 15-21
doi:10.1055/s-2007-1024755 ...

Schmidt, Walter
Erythropoietin und Sport : Grundlagen und Meinungen
In: Deutsche Zeitschrift für Sportmedizin Bd. 41 (1990) . - S. 304-312

Schmidt, Walter; Maassen, N.; Heuer, D.; Böning, Dieter; Heck, J.
Regulation of plasma volume and erythropoiesis during a ten day lasting cycling race
Sports, Medicine and Health
Amsterdam : Excerpta Medica, 1990. - S. 505-512 . - (International Congress Series; 921)

1989

Schmidt, Walter; Maassen, N.; Tegtbur, U.; Braumann, K. M.
Changes in plasma volume and red cell formation after a marathon competition
In: European Journal of Applied Physiology Bd. 58 (1989) Heft 5. - S. 453-458
doi:10.1007/BF02330696 ...

Schmidt, Walter; Maassen, N.; Tegtbur, U.; Braumann, K. M.
Plasmavolumenveränderungen und Erythropoese nach einem Marathonlauf
Sport : Rettung oder Risiko für die Gesundheit
Köln : Deutscher Ärzte Verlag, 1989. - S. 99-102

1988

Schmidt, Walter; Maassen, N.; Trost, F.; Böning, D.
Training induced effects on blood volume, erythrocyte turnover and haemoglobin oxygen binding p ...
In: European Journal of Applied Physiology Bd. 57 (1988) Heft 4. - S. 490-498
doi:10.1007/BF00417998 ...

1987

Schmidt, Walter; Böning, D.; Braumann, K. M.
Red cell age effects on metabolism and oxygen affinity in humans
In: Respiration Physiology Bd. 68 (1987) Heft 2. - S. 215-225
doi:10.1016/S0034-5687(87)80007-5 ...

Schmidt, Walter; Dahners, H. W.; Correa, Rodrigo; Ramirez, R.
Sauerstoff-Bindungseigenschaften von in unterschiedlichen Höhen lebenden Ausdauersportlern
Sportmedizin - Kursbestimmung
Berlin, Heidelberg : Springer, 1987. - S. 332-335
doi:10.1007/978-3-642-72571-5_75 ...

1985

Schmidt, Walter; Trost, F.; Böning, D.
Einfluss von Cl-Verschiebungen auf die Sauerstoffbindungskurve während körperlicher Arbeit
Training und Sport zur Prävention und Rehabilitation in der technisierten Umwelt
Berlin, Heidelberg : Springer Verlag, 1985. - S. 327-331
doi:10.1007/978-3-642-70301-0_48 ...

1984

Schmidt, Walter; Böning, D.
Unterschiede der Sauerstoffbindungseigenschaften von jungen und alten Erythrozyten und ihre Bed ...
Stellenwert der Sportmedizin in Medizin und Sportwissenschaft
Berlin : Springer, 1984. - S. 100-105
doi:10.1007/978-3-642-69916-0_14 ...

1983

Schmidt, Walter; Maassen, N.; Trost, F.; Böning, D.
Einfluss körperlichen Trainings auf die Blutbildung und auf 02-Bindungseigenschaften des Hämogl ...
Sport: Leistung und Gesundheit : Deutscher Sportärztekongress '82, Köln
Köln : Deutscher Ärzte-Verlag, 1983. - S. 35-40