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image: Ebola Mutation Rate Quibble

Ebola Mutation Rate Quibble

By | March 27, 2015

A study suggests that the virus may not be evolving as quickly as a previous group estimated.


image: Short, Strong Signals

Short, Strong Signals

By | March 25, 2015

Methylation increases both the activity and instability of the signaling protein Notch.


image: Irisin Skepticism Goes Way Back

Irisin Skepticism Goes Way Back

By | March 18, 2015

Post-publication peer reviewers had questioned data about the supposed fat-browning enzyme from the get-go.

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image: Herpes Vax Shows Promise

Herpes Vax Shows Promise

By | March 12, 2015

A vaccine candidate against herpes simplex virus type 2 provides complete protection against infection in mice, with no evidence of latent virus.

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image: Growth Hormone Guidance

Growth Hormone Guidance

By | March 1, 2015

Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.


image: Long Live Collagen

Long Live Collagen

By | March 1, 2015

Increased collagen expression is a common feature of many different pathways to extended longevity in worms.


image: Weiwei Dang: Epigenetics in Aging

Weiwei Dang: Epigenetics in Aging

By | March 1, 2015

Assistant Professor, Huffington Center On Aging, Baylor College of Medicine. Age: 38


image: Evolutionary Rewiring

Evolutionary Rewiring

By | February 26, 2015

Strong selective pressure can lead to rapid and reproducible evolution in bacteria.


image: Stem Cells Phone Home

Stem Cells Phone Home

By | February 26, 2015

A screen of 9,000 small molecules identifies a treatment that improves the targeting of mesenchymal stem cells to sites of damaged tissue.

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image: Rapid Ebola Test Approved

Rapid Ebola Test Approved

By | February 24, 2015

The World Health Organization OKs the first 15-minute Ebola diagnostic test.


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