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.
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.
Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
With dogged persistence and an unwillingness to entertain defeat, Bruce Beutler discovered a receptor that powers the innate immune response to infections—and earned his share of a Nobel Prize.
Some of these insidious viruses expertly subvert the host immune system, allowing their unhindered proliferation.
Researchers and biotech companies are bringing a universal flu vaccine closer to reality.
Wrinkled skin on our fingers after long soaks in water may have made human ancestors more dexterous with aquatic tasks.
Researchers uncover weekly and monthly rhythms of sodium retention and excretion in participants of space simulations.
The science images and videos that captured our attention in 2012