A new study reveals how the amygdala is involved in controlling predatory behavior in mice.
December 14, 2001|
The proto-oncogene c-Myc has been implicated in the genesis of many different types of tumors, but its role in normal physiology remains unclear. In December 13 Nature, Andreas Trumpp and colleagues from University of California at San Francisco show that in mammals c-Myc controls the decision to divide or not to divide and thereby functions as a crucial mediator of signals that determine organ and body size.Trumpp et al. generated an allelic series of mice in which c-Myc expression was incremen