Large RNA-protein packets use a novel mechanism to escape the cell nucleus.
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A newly discovered family of tubulins—members of the cytoskeleton—encoded by bacteriophages plays a role in arranging the location of DNA within virus’s bacterial host.
Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
The federal government tightens regulations on SARS and other deadly viruses, but the changes could hamper research.
Keith Campbell, a biologist who was part of the effort to clone Dolly the sheep, has passed away at the age of 58.
A new rhabdovirus may be responsible for an outbreak of fatal hemorrhagic fever.
Cockfighting and other cultural practices in Southeast Asia could greatly aid the spread of deadly diseases like bird flu.
Laboratory-raised populations of dung beetles reveal a mother's extragenetic influence on the physiques of her sons.
Mice raised in isolation from their mothers developed cognitive deficits similar to those of babies raised in orphanages where physical contact is infrequent.
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