The Gln223Arg polymorphism of the leptin receptor in Pima Indians: influence on energy expenditure, physical activity and lipid metabolism
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The Gln223Arg polymorphism of the leptin receptor in Pima Indians: influence on energy expenditure, physical activity and lipid metabolism. / Stefan, N; Vozarova, B; Del Parigi, A; Ossowski, V; Thompson, D B; Hanson, R L; Ravussin, E; Tataranni, P A; de Courten, Barbora.
In: International Journal of Obesity, Vol. 26, No. 12, 01.12.2002, p. 1629-32.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The Gln223Arg polymorphism of the leptin receptor in Pima Indians: influence on energy expenditure, physical activity and lipid metabolism
AU - Stefan, N
AU - Vozarova, B
AU - Del Parigi, A
AU - Ossowski, V
AU - Thompson, D B
AU - Hanson, R L
AU - Ravussin, E
AU - Tataranni, P A
AU - de Courten, Barbora
PY - 2002/12/1
Y1 - 2002/12/1
N2 - Leptin regulates body weight by its receptor-mediated anorectic, thermogenic and antisteatotic effects. Recently, lower leptin binding to the soluble form of the leptin receptor (LEPR) was shown in carriers of the Arg223-encoding allele of the Gln223Arg polymorphism of the LEPR. To investigate whether this variant influences energy metabolism and adiposity in Pima Indians, we genotyped non-diabetic Pima Indians in whom we had measured body composition and 24 h energy expenditure (24 h EE), physical activity level (PAL) and 24 h respiratory quotient (24 h RQ) in a respiratory chamber (n=268) and who had undergone percutaneous fat biopsies from the periumbilical region (n=184). Genotype was not associated with percent body fat (P>0.39), but was associated with 24 h EE, PAL and mean subcutaneous abdominal adipocyte size (SAAS all P
AB - Leptin regulates body weight by its receptor-mediated anorectic, thermogenic and antisteatotic effects. Recently, lower leptin binding to the soluble form of the leptin receptor (LEPR) was shown in carriers of the Arg223-encoding allele of the Gln223Arg polymorphism of the LEPR. To investigate whether this variant influences energy metabolism and adiposity in Pima Indians, we genotyped non-diabetic Pima Indians in whom we had measured body composition and 24 h energy expenditure (24 h EE), physical activity level (PAL) and 24 h respiratory quotient (24 h RQ) in a respiratory chamber (n=268) and who had undergone percutaneous fat biopsies from the periumbilical region (n=184). Genotype was not associated with percent body fat (P>0.39), but was associated with 24 h EE, PAL and mean subcutaneous abdominal adipocyte size (SAAS all P
KW - Adipocytes
KW - Adult
KW - Cell Size
KW - Energy Metabolism
KW - Female
KW - Genotype
KW - Homozygote
KW - Humans
KW - Indians, North American
KW - Lipid Metabolism
KW - Male
KW - Motor Activity
KW - Polymorphism, Genetic
KW - Receptors, Cell Surface
KW - Receptors, Leptin
U2 - 10.1038/sj.ijo.0802161
DO - 10.1038/sj.ijo.0802161
M3 - Journal article
C2 - 12461680
VL - 26
SP - 1629
EP - 1632
JO - International Journal of Obesity
JF - International Journal of Obesity
SN - 0307-0565
IS - 12
ER -
ID: 33926888