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image: Gene Editing Treats Blood Disease

Gene Editing Treats Blood Disease

By Annie Gottlieb | June 27, 2011

Revising a dysfunctional gene in vivo for the first time, researchers successfully restore blood clotting in hemophiliac mice.

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image: Deadly Trait Combo Arms German <em>E. coli</em>

Deadly Trait Combo Arms German E. coli

By Megan Scudellari | June 27, 2011

The virulent strain that has killed 48 people produces Shiga toxin and sticks to the intestinal wall.

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image: Warm-Blooded Dinos?

Warm-Blooded Dinos?

By Jef Akst | June 24, 2011

Evidence that large dinosaurs had body temperatures similar to modern-day mammals suggests they were either endothermic or extremely good at conserving body heat.

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image: Escape Predators, Get Parasites

Escape Predators, Get Parasites

By Jef Akst | June 24, 2011

A particular predator defense used by water fleas makes them more susceptible to parasite infections, new research shows.

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image: New and Improved Bone Tests

New and Improved Bone Tests

By Tia Ghose | June 23, 2011

Two new approaches to test bone density provide a simpler way to predict risk of osteoporosis.

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image: Mail

Mail

By The Scientist Staff | June 23, 2011

A selection of comments from our readers.

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image: Spit test predicts age

Spit test predicts age

By Megan Scudellari | June 23, 2011

Scientists accurately determine age based on DNA methylation patterns from saliva samples.

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image: Behavior brief

Behavior brief

By Jef Akst | June 23, 2011

A round-up of recent discoveries in behavior research.

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image: Take Two of These

Take Two of These

By Bob Grant | June 22, 2011

Drugmakers are teaming up to test the disease-fighting power of combination therapies earlier in the development cycle than ever before.

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image: HPV vaccine shows promise

HPV vaccine shows promise

By Jef Akst | June 22, 2011

An HPV vaccination program in Australia appears to have resulted in a drop in cervical lesions among young women.

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