The cell fragments play a role in the body’s first line of defense against bacterial infection, helping white blood cells grab blood-borne bacteria in the liver.
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Researchers identify thousands of plant genes activated by the gaseous hormone ethylene, which influences ripening, pathogen defense, growth regulation, and more.
Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.
In avian species, a gene induces programmed cell death during development in the area where a phallus would otherwise grow.
Raising one evolutionary question after another, Brandon Gaut has harvested a crop of novel findings about how plant genomes evolve.
In the fruit fly, the ability of neural stem cells to make the full repertoire of neurons is regulated by the movement of key genes to the nuclear periphery.
Malaria parasites transmitted via mosquitoes elicit a more effective immune response and cause less severe infection than those directly injected into red blood cells.
The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
A new class of immune cell could protect against type 1 diabetes by suppressing other immune cells.
Symbiotic fungi on the roots of bean plants can act as an underground signaling network, transmitting early warnings of impending aphid attacks.
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