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image: Temperature-Sensing Fat Cells

Temperature-Sensing Fat Cells

By | July 1, 2013

Researchers discover that unlike brown fat cells, white fat cells can directly sense cooling temperatures to switch on genes that control heat production.

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image: Side-Chain Theory, circa 1900

Side-Chain Theory, circa 1900

By | July 1, 2013

Paul Ehrlich came up with an explanation for cellular interactions based on receptors, earning a Nobel Prize and the title "Father of Modern Immunology"—only to have his theory forgotten.


image: Lampreys Heat Up Before Mating

Lampreys Heat Up Before Mating

By | June 28, 2013

Fatty tissues on backs of male fish get warmer in the presence of potential partners.


image: Week in Review, June 17–21

Week in Review, June 17–21

By | June 21, 2013

On the gene patent decision; a high-res human brain model; bats’ influence on moths mating calls; toxicants threaten brain health; platelet-driven immunity


image: Platelets Help Tackle Bacteria

Platelets Help Tackle Bacteria

By | June 16, 2013

The cell fragments play a role in the body’s first line of defense against bacterial infection, helping white blood cells grab blood-borne bacteria in the liver.


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


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.


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: Gregory Sonnenberg: Cellular Spy

Gregory Sonnenberg: Cellular Spy

By | May 1, 2013

Research Associate, Perelman School of Medicine, University of Pennsylvania. Age: 27

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image: Suited to a T

Suited to a T

By | May 1, 2013

Sorting out T-cell functional and phenotypic heterogeneity depends on studying single cells.

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