The method to the dengue virus's maddening infectiousness.
The method to the dengue virus's maddening infectiousness.
The global spread of dengue virus has immunologists and public-health experts debating the best way to curb infection.
During development, communication between organs determines their relative final size.
Physicists and biologists are working together to understand cooperation at all levels of life, from the cohesion of molecules to interspecies interactions.
The small organ evolved too many times for it to be an accident, but it’s still unclear what it does.
A study suggests that some mouse models do not accurately mimic human molecular mechanisms of inflammatory response, but other mouse strains may fare better.
A small insect-eating animal is the common ancestor of whales, elephants, dogs, and humans.
A maturing mouse gut nervous system (shown in orange), a mesh-like system of neurons that regulates digestion and gastrointenstial function, runs from the stomach through the intestines.
One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.