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image: Week in Review: April 21–25

Week in Review: April 21–25

By | April 25, 2014

Evolution of Y chromosome; delivering gene with “bionic ears”; diversity of an important cyanobacterium; charting genome-sequencing progress; blockbuster pharma deals

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image: Artificial Blood Is Patient-Ready

Artificial Blood Is Patient-Ready

By | April 16, 2014

In the midst of news that engineered organs are being implanted into animals and people, researchers announce the creation of artificial blood for transplant.

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image: Rats Receive Lab-Grown Esophagi

Rats Receive Lab-Grown Esophagi

By | April 16, 2014

Researchers successfully transplant engineered esophagi into living rats.

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image: Women Receive Lab-Grown Vaginas

Women Receive Lab-Grown Vaginas

By | April 14, 2014

Doctors implant custom-made organs, built from a tissue sample and a biodegradable scaffold, into four female patients born with underdeveloped or missing vaginas.

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image: Researchers Regrow Mouse Thymus

Researchers Regrow Mouse Thymus

By | April 9, 2014

A simple genetic formula coaxes a shrunken mouse thymus to regenerate.  

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image: Week in Review: March 31–April 4

Week in Review: March 31–April 4

By | April 4, 2014

Transcriptional landscape of the fetal brain; how a parasitic worm invades plants; difficulties reproducing “breakthrough” heart regeneration method; oxytocin and dishonesty

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image: Mapping Gene Expression in the Fetal Brain

Mapping Gene Expression in the Fetal Brain

By | April 2, 2014

Researchers complete an atlas depicting gene expression across the developing human brain.

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image: Birth Defects Marked End of Mammoths

Birth Defects Marked End of Mammoths

By | March 26, 2014

New research suggests that the wooly beasts may have succumbed to a shrinking gene pool or intense environmental pressures as their species went extinct.

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image: <em>BRCA1</em> Linked to Brain Size

BRCA1 Linked to Brain Size

By | March 20, 2014

The breast cancer-associated gene may play a protective role in neural stem cells, a mouse study finds.

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image: A Twist of Fate

A Twist of Fate

By | March 1, 2014

Once believed to be irrevocably differentiated, mature cells are now proving to be flexible, able to switch identities with relatively simple manipulation.

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