This Week in Science

In Science's early online edition, researchers performed a genome-wide RNAi screen in Drosophila to find genes for susceptibility or resistance to intestinal infection by the bacteria Serratia marcescens. Screening on organism- and tissue-specific levels, they found that the JAK-STAT signaling pathway "controls host defense in the gut by regulating stem cell proliferation and thus epithelial cell homeostasis," they say.

Get the full story

This story is free
for registered users

Registering provides access to this and other free content.

Register now.

Already have an account?
Login Now.

Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.