Biochemistry

Evidence from ice cores shows widespread lead pollution that may have caused IQ decline throughout the empire

The mouse models used for preclinical studies may not be appropriate for predicting responses in humans

Structures of ApoB100 show LDL receptor contact points

Designing an organic reaction that works in cells is easier than designing a riboswitch, chemist says

Bird flu infections among dairy cows and the humans exposed to them are rising. This is what scientists are watching for

A Norovirus protein and RNA undergo liquid-liquid phase separation to form “replication factories” inside a host cell

Human endogenous retroviruses, or HERVs, are bits of ancient viruses hibernating in our DNA

Antitubercular compounds secreted by bog fungi target TB thiols

Simultaneous access to measurements could improve outcomes for brain injuries

Data from 2 papers show that much of the Neanderthal DNA in humans can be traced to a single period of interbreeding 47,000 years ago