Little is known about genetic variants that predispose individuals toward leanness or fatness. This minireview highlights recent advances in the study of human populations, animal models and synergistic efforts as described by De Luca and colleagues in BMC Genetics, which are beginning to harvest low-hanging fruit in the search for obesity genes.

Testing of the hypothesis that good precision-recall performance can be based entirely on proximity relationships is a focus of current TREC work at ANU. PADRE's \Z-mode" method (based on proximity spans) of scoring relevance has been shown to produce reasonable results for hand-crafted queries in the Adhoc section. It is capable of producing equally good results in database merging and routing...