Cut off a newt’s tail or a leg, or remove a lens from its eye, and it grows back. However, whether newts can continue to do this throughout their lives, or lose the ability as they get older, has remained a mystery. Now, in an experiment spanning 16
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Tagging antibodies with rare earth metals instead of fluorescent molecules turns a veteran technique into a high-throughput powerhouse.
Deleted gene regions may cause some people to be of extremely short stature.
Fetal chromosomal microdeletions that can lead to developmental abnormalities are detectable in samples of the mother’s blood.
Women of the French families that colonized Canada in the 17th and 18th centuries had more children and grandchildren than late comers to the region.
Researchers studying differences in how individuals respond to stress are finding that genes are malleable and environments can be deterministic.
In an essay entitled "Nurture, Nature, and the Stress That is Life," neurobiologists Darlene Francis and Daniela Kaufer envision a future where science moves past the nature vs. nurture debate in considering differences in human behavioral responses to stress.
Stretching muscle cells as they grow helps promote the expression of growth factors.
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