BY TAMARA L. HENDRICKSON AND SHANA O. KELLEY 

The sessions in the "Chemical Biology and Drug Discovery" 2011 annual meeting theme will cover chemical methods to tackle complex problems in biology, advances in the application of peptides as drugs and biological probes, high-throughput methods used in drug discovery and the application of chemical perspectives to the study of disease states. 

BY CRAIG E. CAMERON AND C. P. DAVID TU 

The "Molecular Mechanisms, Treatment, and Disparities of Obesity" annual meeting theme includes research on the biochemistry of addiction, insights into the treatment and prevention of obesity, and a look at the hormones and enzymes involved in obesity. 

BY TINA M. HENKIN AND STUART MAXWELL 

At the 2011 annual meeting, the RNA thematic sessions will look at regulating bacterial gene expression, RNA editing and modification, RNA transport and localization and regulation by small RNAs.