Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.
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In avian species, a gene induces programmed cell death during development in the area where a phallus would otherwise grow.
Highways and byways are among the man-made environmental alterations driving the evolution of animals on contemporary timescales, with implications for ecology.
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 track DNA modifications and gene expression in stem cells as they differentiate.
A nectar-feeding bat uses a blood-powered hydraulic process to control hair-like structures on its tongue to efficiently slurp up the sugary liquid from flowers.
Living fossils not so fossilized; Canadian gov’t threatens scientists’ freedom to speak and publish; gene therapy for sensory disorders; an unusual theory of cancer; clues for an HIV vaccine
Satellites of the Golgi apparatus generate the microtubules used to grow outer dendrite branches in Drosophila neurons.
Microarrays help keep induced pluripotent stem cell lines in check, from start to finish.
Flies turning blue help researchers link the deterioration of the intestinal barrier to age-related death.
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