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The Scientist

» techniques, evolution and immunology

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image: Placental Ancestor Found

Placental Ancestor Found

By | February 11, 2013

A small insect-eating animal is the common ancestor of whales, elephants, dogs, and humans.

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image: New TB Vaccine Fails Trial

New TB Vaccine Fails Trial

By | February 4, 2013

One of the most advanced tuberculosis vaccines has failed to protect infants from getting the disease in a clinical trial, but it may be effective in adults.

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image: A Chill Issue

A Chill Issue

By | February 1, 2013

The very cold, the merely chilled, and the colorful

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image: A Room with a View

A Room with a View

By | February 1, 2013

Live-cell imaging forces cells to perform in an unnatural environment, but with the right chamber, you can keep them warm and comfortable.

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image: Brighter, Smaller, Faster

Brighter, Smaller, Faster

By | February 1, 2013

As X-ray crystallography enters its second century, shrinking crystals and brighter light sources are redefining structural biology.

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image: Flickering Neurons

Flickering Neurons

By | February 1, 2013

Fluorescent calcium sensors in transgenic mice give a real-time readout of neuronal activity.

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image: Freezing Cells

Freezing Cells

By | February 1, 2013

A handful of species have learned how to survive in freezing climates. To do so, the animals must counteract the damaging effects of ice crystal formation, or keep from freezing altogether. Here are a few ways they do it.

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image: Immune to Failure

Immune to Failure

By | February 1, 2013

With dogged persistence and an unwillingness to entertain defeat, Bruce Beutler discovered a receptor that powers the innate immune response to infections—and earned his share of a Nobel Prize.

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image: Photonic Colored Creatures

Photonic Colored Creatures

By | February 1, 2013

Animals and plants come in a dizzying array of colors. Current research is cracking into the remarkable structures behind nature's artistic display.

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image: Rhinoviruses Exposed

Rhinoviruses Exposed

By | February 1, 2013

Some of these insidious viruses expertly subvert the host immune system, allowing their unhindered proliferation.

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