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image: Replication Complications

Replication Complications

By | January 18, 2017

An initiative to replicate key findings in cancer biology yields a preliminary conclusion: it’s difficult.

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Clostridium botulinum produces a transcription factor that can aggregate and self-propagate a prion-like form, leading to genome-wide changes in gene expression in E. coli, according to a study.

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A team of scientists was unable to replicate controversial, high-profile findings published in 2011.

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image: Book Excerpt from <em>Testosterone Rex</em>

Book Excerpt from Testosterone Rex

By | January 1, 2017

In Chapter 6, “The Hormonal Essence of the T-Rex?” author Cordelia Fine considers the biological dogma that testes, and the powerful hormones they exude, are the root of all sexual inequality.

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Notable Science Quotes

By | January 1, 2017

Science under Trump, gene drive, medical marijuana, and more

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image: Opinion: Aging, Not a Disease

Opinion: Aging, Not a Disease

By | December 23, 2016

A response to “Opinion: Aging, Just Another Disease” 

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image: RNA Pathway Helps Keep Flies Alive

RNA Pathway Helps Keep Flies Alive

By | December 22, 2016

An anti-transposon pathway previously thought to function only in reproductive tissue also helps reduce harmful mutations in body cells of fruit flies.

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image: Speaking of Science: 2016

Speaking of Science: 2016

By | December 19, 2016

Selected quotes from an eventful year

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image: Study: Aging May Be Reversible In Mice

Study: Aging May Be Reversible In Mice

By | December 19, 2016

By tweaking four transcription factors that convert differentiated cells into pluripotent precursors, researchers report having reversed aging in mice. 

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image: Video: Watch Cells Crawl To Firmer Ground

Video: Watch Cells Crawl To Firmer Ground

By | December 11, 2016

This collective migration, called durotaxis, depends on which cells get the best grip on a surface.

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