The Scientist

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image: Oral History

Oral History

By | June 1, 2013

Researchers use DNA from ancient tooth tartar to chart changes in the bacterial communities that have lived in human mouths for 8,000 years.

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image: Gene Transfer Beats Some Flu Strains

Gene Transfer Beats Some Flu Strains

By | May 31, 2013

Mice and ferrets are protected from several deadly viruses when genes encoding “broadly neutralizing antibodies” are delivered into their nasal passages.

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Malaria parasites transmitted via mosquitoes elicit a more effective immune response and cause less severe infection than those directly injected into red blood cells.

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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.

3 Comments

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.

2 Comments

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: Price Drop for Sequencing Slows

Price Drop for Sequencing Slows

By | May 16, 2013

The cost of DNA sequencing has gotten more expensive for the first time since records have been kept.

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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.

10 Comments

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