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The Scientist

» stem cells, ecology and neuroscience

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image: Capsule Reviews

Capsule Reviews

By Bob Grant | August 1, 2011

First Life, Radioactivity, Brain Bugs, Life of Earth

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Contributors

August 1, 2011

Meet some of the people featured in the August 2011 issue of The Scientist.

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image: Stem Cells Hit Reverse

Stem Cells Hit Reverse

By Tia Ghose | July 31, 2011

A transcription factor can make adult stem cells behave like fetal stem cells.

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Fisheries scientist ordered to refuse interviews about research on salmon decline.

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image: Chimp Brains Don’t Shrink with Age

Chimp Brains Don’t Shrink with Age

By Tia Ghose | July 25, 2011

Unlike human brains, chimpanzee brains don’t get smaller as they age, suggesting that pronounced neurological decline is a uniquely human byproduct of our oversized brains and extreme longevity.

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image: Behavior Brief

Behavior Brief

By Megan Scudellari | July 25, 2011

A round-up of recent discoveries in behavior research

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image: Stem Cell Approvals Are Up

Stem Cell Approvals Are Up

By Jef Akst | July 18, 2011

The number of human embryonic stem cells approved for federal funding continues to grow.

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image: Zinc Fingers Bear Fruit

Zinc Fingers Bear Fruit

By Bob Grant | July 18, 2011

A method for precise gene editing is able to change disease-causing point mutations in human stem cell DNA.

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image: Stem Cells Help Regain Memory

Stem Cells Help Regain Memory

By Cristina Luiggi | July 14, 2011

For brain cancer patients suffering from cognitive dysfunction due to radiation treatment, stem cells may offer relief.

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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).

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