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image: Modified Toxin to Treat Obesity?

Modified Toxin to Treat Obesity?

By | May 29, 2013

Researchers show that a synthetic peptide derived from a sea anemone toxin has potent weight-regulating effects in a mouse model of obesity.  

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image: Inhibit Mitochondria to Live Longer?

Inhibit Mitochondria to Live Longer?

By | May 22, 2013

Researchers find that reducing mitochondrial protein production in some animals can increase lifespan by activating a protective stress response.

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image: Macrophages Drive Regeneration

Macrophages Drive Regeneration

By | May 22, 2013

The activity of one type of immune cell helps regrow the limbs of amputated salamanders.

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image: Vitamin C Slays TB Bacteria

Vitamin C Slays TB Bacteria

By | May 21, 2013

The essential nutrient can kill drug-resistant Mycobacterium tuberculosis by producing oxidative radicals that damage DNA.

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image: Protective Phages

Protective Phages

By | May 20, 2013

Viruses that attack bacteria may be an important component of our gut microbiota.

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image: New Guardians Against Diabetes?

New Guardians Against Diabetes?

By | May 20, 2013

A new class of immune cell could protect against type 1 diabetes by suppressing other immune cells.

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image: Epigenetics of Embryonic Stem Cells

Epigenetics of Embryonic Stem Cells

By | May 14, 2013

Researchers track DNA modifications and gene expression in stem cells as they differentiate.

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image: Blood Protein Rejuvenates Aging Heart

Blood Protein Rejuvenates Aging Heart

By | May 10, 2013

A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.

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image: Discoverer of Lysosomes Dies

Discoverer of Lysosomes Dies

By | May 8, 2013

Christian de Duve chose to be euthanized at home in Belgium at age 95.

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image: Telomeres Affect Gene Expression

Telomeres Affect Gene Expression

By | May 5, 2013

As telomeres shorten with age, genes as far as 1,000 kilobases away could be affected, including one responsible for an inherited muscle disease.

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