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Sperm From Ovaries

By | June 11, 2015

With the deletion of a single gene, female Japanese rice fish can produce sperm. 

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Behavior Brief

By | May 21, 2015

A round-up of recent discoveries in behavior research

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image: Dino Snouts from Chicken Beaks

Dino Snouts from Chicken Beaks

By | May 13, 2015

Researchers tweak gene expression in chicken embryos that may have been crucial to the evolutionary transition from dinosaur noses to bird bills.

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Viral Protector

By | April 21, 2015

A retrovirus embedded in the human genome may help protect embryos from other viruses, and influence fetal development.

1 Comment

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Contributors

By | April 1, 2015

Meet some of the people featured in the April 2015 issue of The Scientist.

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From Many, One

By | April 1, 2015

Diverse mammals, including humans, have been found to carry distinct genomes in their cells. What does such genetic chimerism mean for health and disease?

4 Comments

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Short, Strong Signals

By | March 25, 2015

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

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image: NYC Rats Harbor Plague Fleas

NYC Rats Harbor Plague Fleas

By | March 3, 2015

Researchers find Oriental rat fleas, the insects that can carry plague bacteria, on New York City-dwelling rodents.

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Fertility Treatment Fallout

By | January 1, 2015

Mouse offspring conceived by in vitro fertilization are metabolically different from naturally conceived mice.

7 Comments

image: May the Best Rodent Win

May the Best Rodent Win

By | January 1, 2015

Are mice, considered by some to be the less intelligent rodent, edging out rats as laboratory models of decision making?

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