Retrotransposons contribute to genetic variability in human brain cells.
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Making macrophages in atherosclerotic plaques digest spent organelles instead of dying may help keep plaques stable.
Using tiny lipid discs, scientists resolve contradictory evidence about how many proteins are required for neurotransmitter release.
Actin filaments respond to pressure by forming branches at their curviest spots, helping resist the push.
Germline stem cells discovered in human ovaries can be cultured into fresh eggs.
EDITOR'S CHOICE IN MICROBIOLOGY The paper S. Alsford et al., “High-throughput decoding of antitrypanosomal drug efficacy and resistance,” Nature, 482:232-36, 2012. The finding Trypanosoma brucei, the single-cell protozoan that causes the tropical
Researchers find organisms with huge genomes with high mutation rates, overturning a common expectation in evolutionary biology.
Genes that react to cellular sugar content are regulated by a long non-coding RNA via an unexpected mechanism
A cytokine involved in suppressing the immune system may actually activate it to kill cancer cells.
Two proteins interact to save adhesion molecules from degradation, potentially contributing to a more aggressive cancer.
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