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image: Learning Addiction

Learning Addiction

By Cristina Luiggi | July 13, 2011

Eleanor Simpson, a neuroscientist at Columbia University Medical Center, discusses a recent Nature paper that probes dopamine's role in helping animals make positive associations to stimuli that herald pleasurable outcomes (such as the handing out of food).

9 Comments

image: Nerve Graft Heals Paralysis in Rats

Nerve Graft Heals Paralysis in Rats

By Tia Ghose | July 13, 2011

A peripheral nerve graft and treatment with an enzyme blocker restored breathing in partially paralyzed rats. 

6 Comments

image: Researcher Accuses Colleagues of Misconduct

Researcher Accuses Colleagues of Misconduct

By Tia Ghose | July 13, 2011

A University of Pennsylvania researcher claims his colleagues put their names on a Big Pharma-financed study of the anti-depressant Paxil, sight unseen.

9 Comments

image: First Stem-Cell-Organ Transplant

First Stem-Cell-Organ Transplant

By Jessica P. Johnson | July 13, 2011

A fully-functional tooth grown from stem cells is successfully implanted into a mouse.

0 Comments

image: Humanized Mice Make Better Models

Humanized Mice Make Better Models

By Jef Akst | July 13, 2011

Mice with miniature human livers more accurately test a drug’s toxic side effects.

6 Comments

image: Circadian Signs of Aging

Circadian Signs of Aging

By Kerry Grens | July 13, 2011

The neural nexus of the circadian clock shows signs of functional decline as mice age, providing clues as to why sleep patterns tend to change as people grow older.

27 Comments

image: Cough Syrup Treats MS?

Cough Syrup Treats MS?

By Bob Grant | July 11, 2011

Researchers find that an ingredient in common cough medicine improves multiple sclerosis symptoms in animal models.

12 Comments

image: Gonorrhea Threat

Gonorrhea Threat

By Megan Scudellari | July 11, 2011

A new strain of gonorrhea is resistant to all currently available antibiotics.

12 Comments

image: Putting Vaccines to the Test

Putting Vaccines to the Test

By Tia Ghose | July 10, 2011

Gene expression analysis allows researchers to predict which patients will respond to flu vaccines and possibly expedite vaccine development.

0 Comments

image: Summer Science, British Style

Summer Science, British Style

By Jef Akst and Richard P. Grant | July 8, 2011

The Royal Society's annual science extravaganza packs some interesting stuff into 5 days of love and research.

3 Comments

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