1. To determine if there is an association between peroxisome proliferator activated receptor g (PPARg), agouti-related transcript (ART), neuropeptide Y (NPY) and its receptors NPY, Y5R and Y6R, pro-opiomelanocortin (POMC), uncoupling protein 2 (UCP2), melanocortin-4 receptor (MC4R) and obesity. 2. PCR of microsatellites regions within areas of suspected linkage will be used to identify candida...