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image: Debate Over Stem Cell Effectiveness

Debate Over Stem Cell Effectiveness

By Ed Yong | January 9, 2013

Reprogrammed stem cells are not attacked by the immune system, or are they?

1 Comment

image: Inherited Resistance to Cocaine

Inherited Resistance to Cocaine

By Ed Yong | December 17, 2012

Cocaine-using rat fathers pass epigenetic changes on to their sons that make them resistant to coke addiction.

5 Comments

image: Cancer More Diverse than Its Genetics

Cancer More Diverse than Its Genetics

By Ruth Williams | December 13, 2012

Tumor cells can exhibit different behaviors despite being genetically indistinguishable.

4 Comments

image: BioTime Seeks Geron Stem Cell Assets

BioTime Seeks Geron Stem Cell Assets

By Vicki Brower | November 13, 2012

Two former Geron CEOs make a bid for the company’s defunct human embryonic stem cell business.

1 Comment

image: Mapping Genetic Variation

Mapping Genetic Variation

By Ed Yong | October 31, 2012

The 1000 Genomes Project reveals the most comprehensive catalog to date of variation in the human genome.

1 Comment

image: Viruses Affect Cell Reprogramming

Viruses Affect Cell Reprogramming

By Sabrina Richards | October 25, 2012

Viral vectors used to carry transcription factors that de-differentiate cells into a stem-cell-like state are themselves a key factor in efficient reprogramming.

6 Comments

image: Moss Harbors Foreign Genes

Moss Harbors Foreign Genes

By Ed Yong | October 23, 2012

Genes from fungi, bacteria, and viruses may have helped mosses and other plants to colonize the land.

2 Comments

image: Epigenetic Enigmas

Epigenetic Enigmas

By Beth Marie Mole | October 17, 2012

Overturning previous studies, a peculiar protozoan mysteriously uses a DNA-markup system to take out the genetic trash.   

1 Comment

image: New Culprit for Parkinson’s?

New Culprit for Parkinson’s?

By Dan Cossins | October 17, 2012

Scientists use human stem cells to show that nuclear defects may play a role in Parkinson’s disease, and suggest a way to reverse the problem.

4 Comments

image: Stem Cells Myelinate Human Brain

Stem Cells Myelinate Human Brain

By Sabrina Richards | October 10, 2012

In a Phase I trial, researchers show that neural stem cells transplanted into humans can differentiate and begin producing myelin.

4 Comments

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