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image: New Stem Cell State

New Stem Cell State

By | December 10, 2014

Through cellular reprogramming, researchers have produced a novel pluripotent mouse stem cell in vitro.

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image: Rapid Evolution in Real Time

Rapid Evolution in Real Time

By | October 23, 2014

On islands off the coast of Florida, scientists uncover swift adaptive changes among Carolina anole populations, whose habitats were disturbed by the introduction of another lizard species.

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image: Ancient Sex

Ancient Sex

By | October 19, 2014

Fossils of an extinct, armored fish challenge current understanding of when copulation and internal fertilization evolved in jawed vertebrates.

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image: Neural Stem Cells Sprout Long Axons

Neural Stem Cells Sprout Long Axons

By | August 7, 2014

Early neurons reprogrammed from human skin cells show unprecedented axonal growth in a rat model of spinal cord injury.

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image: Not All Stem Cells Created Equal

Not All Stem Cells Created Equal

By | July 2, 2014

Compared to induced pluripotent stem cells generated from somatic cells, stem cells created by nuclear transfer appear to be closer to the genetic state of embryonic cells.

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image: Evolving Antibiotic Tolerance

Evolving Antibiotic Tolerance

By | June 25, 2014

E. coli repeatedly exposed to ampicillin adapt to stay dormant for longer periods of time—just long enough to outlast the antibiotic treatment.

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image: Light-Sensing Retina in a Dish

Light-Sensing Retina in a Dish

By | June 10, 2014

From human induced pluripotent stem cells, researchers grow 3-D retinal tissue that can sense light. 

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image: Ancient Apoptosis

Ancient Apoptosis

By | June 9, 2014

Humans and coral share a cell-death pathway that has been conserved between them for more than half a billion years.

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image: Minimal Toolkit for Stem Cell Self-Renewal

Minimal Toolkit for Stem Cell Self-Renewal

By | June 5, 2014

Researchers identify a network of a dozen transcription factors needed to maintain the pluripotent state of mouse embryonic stem cells. 

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image: For Some Male Crickets, Silence Means Survival

For Some Male Crickets, Silence Means Survival

By | May 29, 2014

Two island populations of male crickets independently evolved to evade parasites by keeping quiet, and have come up with a way to sneak matings with females that still seek the male courtship song.

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Mettler Toledo
Mettler Toledo
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