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.
Regular supplies of food for scavenger birds in Spain may not be the most effective conservation strategy, as smaller birds are bullied away.
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.
A newly discovered fossil of what may be the earliest known bird redraws the picture of the early avian evolution, but some researchers are not convinced.
Researchers track DNA modifications and gene expression in stem cells as they differentiate.
Toby Burke, 48, defended his family from a brown bear in Alaska using a birdwatching telescope.
An analysis of the novel virus indicates it’s descended from at least four different bird flu strains.
A new report says that neonicotinoids are poisonous to some birds at lower concentrations than previously indicated.
Satellites of the Golgi apparatus generate the microtubules used to grow outer dendrite branches in Drosophila neurons.
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