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image: Rethinking Lymphatic Development

Rethinking Lymphatic Development

By | August 1, 2015

Four studies identify alternative origins for cells of the developing lymphatic system, challenging the long-standing view that they all come from veins.

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image: The Prescient Placenta

The Prescient Placenta

By | August 1, 2015

The maternal-fetal interface plays important roles in the health of both mother and baby, even after birth.

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image: Sperm From Ovaries

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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image: Casting a Small Net

Casting a Small Net

By | June 10, 2015

Scientists inject flexible, electronic mesh structures into mouse brains to track neurons in real time.

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image: Limbs in the Lab

Limbs in the Lab

By | June 8, 2015

Scientists bioengineer rat arms and hands from scaffolds stripped of their cellular material.

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image: Alternate Pathways Yield New Antibiotics

Alternate Pathways Yield New Antibiotics

By | May 29, 2015

Scientists tinker with biosynthetic pathways to make versions of a common antibiotic that stunt drug-resistant bacteria.

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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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image: Mouse Mind Control

Mouse Mind Control

By | May 4, 2015

Researchers use chemicals to manipulate the behavior of mice.

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image: Bacterial Taxis Deliver Proteins

Bacterial Taxis Deliver Proteins

By | April 28, 2015

Reengineered protein-shuttling machinery can be used to inject a particular protein into mammalian cells, according to a proof-of-principle study.

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image: Viral Protector

Viral Protector

By | April 21, 2015

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

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