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image: The Telltale Tail

The Telltale Tail

By Rina Shaikh-Lesko | May 1, 2014

A symbiotic relationship between squid and bacteria provides an alternative explanation for bacterial sheathed flagella.

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image: Building Flesh and Blood

Building Flesh and Blood

By Jalees Rehman | May 1, 2014

Understanding how networks of blood vessels form is key to engineering transplantable organs and tissues.

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image: Rebuilding Missing Muscle

Rebuilding Missing Muscle

By Rina Shaikh-Lesko | April 30, 2014

An acellular matrix can help guide stem cells to injury sites and regrow muscles in both mice and humans, a study finds.

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image: Artificial Blood Is Patient-Ready

Artificial Blood Is Patient-Ready

By Jef Akst | 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: Women Receive Lab-Grown Vaginas

Women Receive Lab-Grown Vaginas

By Jef Akst | 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: Lab-Grown Muscle Self-Repairs

Lab-Grown Muscle Self-Repairs

By Kerry Grens | April 8, 2014

Implanted into mice, lab-reared muscle made from stem cells can heal itself after an injury.  

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image: Mapping Gene Expression in the Fetal Brain

Mapping Gene Expression in the Fetal Brain

By Kate Yandell | 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 Bob Grant | 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 Rina Shaikh-Lesko | 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: Stem Cells Remember Substrates

Stem Cells Remember Substrates

By Kerry Grens | March 16, 2014

The stiffness of a culture substrate affects the fates of stem cells.  

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