Unformatted text preview: (regulation of body fat) 2) Contribution a. No feeding or satiety centers in brain b. Body (note) c. (note) 3) Critical component of Set-Point Theory a. There needs to be a way that adipose cell tells the brain how fat it is. b. (note) 1994 – zhang, proenca, Maffei, Baronne, Leopold, Friedman. Found Leptin 1) Note 2) Evidence against leptin a) Obese humans had more leptin than non-obese (unlike the rats) i) Leptin concentrations are proportional to body fat. b) Huge amount of variability in humans. c) Women have high leptin levels than men, but also high fat composition d) Contcentrations increase during pregnancy,, but intake does not decrease....
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- Fall '05
- Nutrition, Adipose tissue, Appetite, Leptin