Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m

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Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m. / Lundby, C; Van Hall, Gerrit.

In: Acta physiologica Scandinavica, Vol. 176, No. 3, 2002, p. 195-201.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Lundby, C & Van Hall, G 2002, 'Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m', Acta physiologica Scandinavica, vol. 176, no. 3, pp. 195-201.

APA

Lundby, C., & Van Hall, G. (2002). Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m. Acta physiologica Scandinavica, 176(3), 195-201.

Vancouver

Lundby C, Van Hall G. Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m. Acta physiologica Scandinavica. 2002;176(3):195-201.

Author

Lundby, C ; Van Hall, Gerrit. / Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m. In: Acta physiologica Scandinavica. 2002 ; Vol. 176, No. 3. pp. 195-201.

Bibtex

@article{4036e8e04f7211de87b8000ea68e967b,
title = "Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m",
abstract = "To investigate the effect of acclimatization to hypoxia on substrate utilization, eight sea level residents were studied during exercise at the same relative (rel) and absolute (abs) work rate as at sea level (SL), under acute (AH), and after 4 weeks exposure to 4100 m altitude (CH). Carbohydrate (CHO) and fat oxidation during exercise at SL were 2.0 +/- 0.2 and 0.3 +/- 0.0 g min(-1), respectively. At AHabs and CHabs CHO oxidation increased (P < 0.05) to 2.5 +/- 0.2 and 2.3 +/- 0.1 for CHO, and fat oxidation decreased (P < 0.05) to 0.2 +/- 0.01 and 0.2 +/- 0.01 g min(-1), respectively. Exercise in AHrel and CHrel did not cause a change in the relative CHO and fat oxidation compared with SL, the absolute rate of CHO oxidized being 1.7 +/- 0.1 and 1.7 +/- 0.02 g min(-1), respectively, and fat oxidation was 0.2 +/- 0.02 g min(-1) in ACrel and 0.3 +/- 0.02 g min(-1) in CHrel. In conclusion, substrate utilization is unaffected by AH and CH, when the work rate is matched to the same relative intensity as at SL.",
author = "C Lundby and {Van Hall}, Gerrit",
note = "Keywords: Acclimatization; Adult; Altitude; Anoxia; Blood Glucose; Carbohydrate Metabolism; Catecholamines; Energy Metabolism; Exercise; Fats; Fatty Acids, Nonesterified; Female; Glycerol; Humans; Lactates; Male; Oxygen Consumption; Respiratory Function Tests",
year = "2002",
language = "English",
volume = "176",
pages = "195--201",
journal = "Acta Physiologica Scandinavica",
issn = "0001-6772",
publisher = "Blackwell Science Ltd.",
number = "3",

}

RIS

TY - JOUR

T1 - Substrate utilization in sea level residents during exercise in acute hypoxia and after 4 weeks of acclimatization to 4100 m

AU - Lundby, C

AU - Van Hall, Gerrit

N1 - Keywords: Acclimatization; Adult; Altitude; Anoxia; Blood Glucose; Carbohydrate Metabolism; Catecholamines; Energy Metabolism; Exercise; Fats; Fatty Acids, Nonesterified; Female; Glycerol; Humans; Lactates; Male; Oxygen Consumption; Respiratory Function Tests

PY - 2002

Y1 - 2002

N2 - To investigate the effect of acclimatization to hypoxia on substrate utilization, eight sea level residents were studied during exercise at the same relative (rel) and absolute (abs) work rate as at sea level (SL), under acute (AH), and after 4 weeks exposure to 4100 m altitude (CH). Carbohydrate (CHO) and fat oxidation during exercise at SL were 2.0 +/- 0.2 and 0.3 +/- 0.0 g min(-1), respectively. At AHabs and CHabs CHO oxidation increased (P < 0.05) to 2.5 +/- 0.2 and 2.3 +/- 0.1 for CHO, and fat oxidation decreased (P < 0.05) to 0.2 +/- 0.01 and 0.2 +/- 0.01 g min(-1), respectively. Exercise in AHrel and CHrel did not cause a change in the relative CHO and fat oxidation compared with SL, the absolute rate of CHO oxidized being 1.7 +/- 0.1 and 1.7 +/- 0.02 g min(-1), respectively, and fat oxidation was 0.2 +/- 0.02 g min(-1) in ACrel and 0.3 +/- 0.02 g min(-1) in CHrel. In conclusion, substrate utilization is unaffected by AH and CH, when the work rate is matched to the same relative intensity as at SL.

AB - To investigate the effect of acclimatization to hypoxia on substrate utilization, eight sea level residents were studied during exercise at the same relative (rel) and absolute (abs) work rate as at sea level (SL), under acute (AH), and after 4 weeks exposure to 4100 m altitude (CH). Carbohydrate (CHO) and fat oxidation during exercise at SL were 2.0 +/- 0.2 and 0.3 +/- 0.0 g min(-1), respectively. At AHabs and CHabs CHO oxidation increased (P < 0.05) to 2.5 +/- 0.2 and 2.3 +/- 0.1 for CHO, and fat oxidation decreased (P < 0.05) to 0.2 +/- 0.01 and 0.2 +/- 0.01 g min(-1), respectively. Exercise in AHrel and CHrel did not cause a change in the relative CHO and fat oxidation compared with SL, the absolute rate of CHO oxidized being 1.7 +/- 0.1 and 1.7 +/- 0.02 g min(-1), respectively, and fat oxidation was 0.2 +/- 0.02 g min(-1) in ACrel and 0.3 +/- 0.02 g min(-1) in CHrel. In conclusion, substrate utilization is unaffected by AH and CH, when the work rate is matched to the same relative intensity as at SL.

M3 - Journal article

C2 - 12392499

VL - 176

SP - 195

EP - 201

JO - Acta Physiologica Scandinavica

JF - Acta Physiologica Scandinavica

SN - 0001-6772

IS - 3

ER -

ID: 12484440