Where and how human papillomavirus integrates itself into the human genome steers the infection’s clinical outcomes, finds a large, multifaceted study.

Altering the rate of respiration in mitochondria changes how fast neurons grow, making mouse neurons grow more like human ones and vice versa, a study finds.

Prairie voles lacking functional receptors for oxytocin form normal social bonds, a finding that could explain the hormone’s clinical failures.

Inactivating TAOK1 prompts tentacle-like protrusions to form all over a neuron’s surface, revealing the gene’s role in molding the membrane.

Mycoplasma pneumoniae with pathogenic genes replaced by biofilm-degrading ones enhance survival in a mouse model of ventilator-associated pneumonia.

A study finds that T cells induced by heroin cross the blood-brain barrier to wreak havoc on the brain, hinting at new ways to prevent withdrawal.

A study finds roflumilast can reverse sleep deprivation–induced amnesia in mice, hinting at pathways to treating memory loss in people.

A new method for isolating extracellular fluid aims to discover molecules with therapeutic potential that were previously obscured by highly abundant proteins.

A method for culturing the infectious stage of the Plasmodium lifecycle could increase malaria vaccine production efficiency by tenfold, study authors say.