Antidepressants need new nerve cells to be effective, UT Southwestern researchers find (29 Aug 2008) that the brain must create new nerve cells for either exercise or antidepressants... causes new nerve cells to be generated in a part of the brain called the dentate... the generation of new nerve cells in the same area. "We would never claim that what...
Stem cells stand up for themselves (27 Aug 2008)
Adult stem cells are not pampered pushovers. O'Reilly et al. report that certain stem cells take charge of their surroundings, molding their environment to control their division and differentiation. Some stem cells are cosseted like...
CSHL scientists identify new drug target against virulent type of breast cancer (27 Aug 2008) Enzyme target, Brk, is shown to be an accelerator of HER2-positive tumors
Tumor cells in a particular subset of breast cancer patients churn out too much of a protein called ErbB2 - also often called HER2 - which drives the cells... enhances ErbB2 activity and fortifies tumor cells against ErbB2-targeting drugs...
New Protein Survey by Scripps Research Scientists Upends Understanding of Cell Death Process (25 Aug 2008) Results Reveal Numerous Potential New Drug Targets for Related Diseases and his colleagues processed samples of cells undergoing apoptosis, as well as control samples of intact cells, using electrophoresis. A key aspect... of proteins in the cells studied and to discern patterns that were completely...
Extreme competive sports: A fitness test for DNA (25 Aug 2008) and metabolites which can damage cells and cell components. The question of whether... that was subsequently evident in daughter cells following cell division and could...
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