Genetics

In cancer, an embryonic gene-silencing mechanism gone awry

There are some genes that are only activated in the very first days of an embryo's existence. Once they have accomplished their task, they are shut down forever, unlike most of our genes, which remain active throughout our ...

Neuroscience

The neurological basis for fear and memory

Fear conditioning using sound and taste aversion, as applied to mice, have revealed interesting information on the basis of memory allocation.

page 7 from 9