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image: Iron-Ferrying Protein Impedes Pathogens

Iron-Ferrying Protein Impedes Pathogens

By | December 15, 2014

Meningitis-causing bacteria exerted strong evolutionary pressure on an iron-binding protein in primates, a study shows.

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image: Honeybee Compound for Hair Loss?

Honeybee Compound for Hair Loss?

By | December 11, 2014

Propolis, a natural product used by honeybees to repair their hives, stimulates hair growth in shaved mice.

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image: Evolution in Oil Droplets

Evolution in Oil Droplets

By | December 9, 2014

For the first time, researchers have mimicked biological evolution using chemicals instead of living organisms.

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image: Enzyme Design

Enzyme Design

By | December 3, 2014

Researchers create synthetic enzymes in the lab, encoded by artificial genetic material.

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image: Gene Jumped to All Three Domains of Life

Gene Jumped to All Three Domains of Life

By | December 1, 2014

By horizontal gene transfer, an antibacterial gene family has dispersed to a plant, an insect, several fungi, and an archaeon.

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image: Barley Key to Mankind’s Alpine Incursion

Barley Key to Mankind’s Alpine Incursion

By | November 24, 2014

The cold-tolerant cereal crop allowed humans to live and farm higher than ever starting more than 3,000 years ago.

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image: Butterfly Eyespots Deflect Predation

Butterfly Eyespots Deflect Predation

By | November 12, 2014

Researchers show that patterned coloration can be an effective means of distracting predators from vital body parts.

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image: Mapping the Human Proteome

Mapping the Human Proteome

By | November 10, 2014

A comprehensive map of human proteins throughout the body identifies the testes as home to the most unique blend of gene products.

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image: A Tale of Two Genitals

A Tale of Two Genitals

By | November 5, 2014

The genitalia of mammals and reptiles develop from two different tissues, but the structures share common genetic programs and molecular induction signals.

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image: Tumor Exosomes Make microRNAs

Tumor Exosomes Make microRNAs

By | October 27, 2014

Cellular blebs shed by tumor cells can process short stretches of RNA that go on to induce tumor formation in neighboring cells.

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