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image: Stem Cell Alter Egos

Stem Cell Alter Egos

By | April 1, 2014

Researchers show that cancer stem cells can exist in two distinct and interconvertible states.

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image: Early Evidence

Early Evidence

By | March 1, 2014

Fossilized structures suggest that mat-forming microbes have been around for almost 3.5 billion years.

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image: Exosome Tentacles

Exosome Tentacles

By | March 1, 2014

Unlike the usual smooth, spherical shape of exosomes, glioblastoma-derived exosomes appear to have long nanofilaments protruding from their surfaces.

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image: Path Finding

Path Finding

By | March 1, 2014

Biochemistry reveals the missing link in a pathway that archaea and some bacteria use to generate essential compounds.

1 Comment

image: Epigenetics of Regeneration

Epigenetics of Regeneration

By | February 1, 2014

Repairing damaged neurons relies on booting a histone deacetylase out of the nucleus so regeneration genes can be turned on.

1 Comment

image: HPV Havoc

HPV Havoc

By | February 1, 2014

Human papillomavirus promotes genomic damage by inserting near host genes involved in cancer.

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image: Protein Function Refuted

Protein Function Refuted

By | February 1, 2014

A mouse knockout calls into question the presumed function of a protein long considered important for steroid hormone biosynthesis.

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image: Avoiding Salt

Avoiding Salt

By | January 1, 2014

In a newly identified tropism, plant roots steer clear of salinity.

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image: Bacterial Persisters

Bacterial Persisters

By | January 1, 2014

A bacterial gene shuts down the cell's own protein synthesis, which sends the bacterium into dormancy and allows it to outlast antibiotics.

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image: Neurons On Demand

Neurons On Demand

By | January 1, 2014

Astrocytes in the adult mouse brain can be reprogrammed into neuronal precursors, then neurons, in vivo.

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