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 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.
Top justices rule that police have the right to take DNA swabs from people who are arrested, even before they are convicted.
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.
Researchers use DNA from ancient tooth tartar to chart changes in the bacterial communities that have lived in human mouths for 8,000 years.
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.
The cost of DNA sequencing has gotten more expensive for the first time since records have been kept.
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