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image: Infographic: Proteasome Basics

Infographic: Proteasome Basics

By | May 1, 2017

The structure and function of the cell's protein-degrading machine

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Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.

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By analyzing the genomes of 161 dog breeds, scientists discover how and when certain canine breeds emerged.

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image: Image of the Day: Placental Array

Image of the Day: Placental Array

By | April 26, 2017

Placentas from mice with genetically distinct immune systems, stained to highlight differences in three proteins, representing the nucleus (blue), blood vessels (red), and trophoblasts (green)

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The state’s board of education approves new standards that ease up on having students dig into scientific issues relevant to “intelligent design” arguments.

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image: An Epigenetic Aging Clock for Mice

An Epigenetic Aging Clock for Mice

By | April 21, 2017

Scientists predict rodents’ ages by assessing DNA methylation markers in various tissues.

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image: New Giant Virus Group Reported

New Giant Virus Group Reported

By | April 6, 2017

A genomic analysis of “Klosneuviruses” suggests that they evolved from small viruses that accumulated genetic material over time, but not all virologists are convinced. 

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Mice engineered to overproduce the organelles involved in cell division spontaneously develop malignancies.

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image: Starvation Response Triggers Melanoma Invasion

Starvation Response Triggers Melanoma Invasion

By | April 1, 2017

Through similar mechanisms, amino acid depletion in culture and cytokine activity in the tumor microenvironment prompt cancer cells to metastasize.

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image: Circadian Rhythms Influence Treatment Effects

Circadian Rhythms Influence Treatment Effects

By | April 1, 2017

Across many diseases, taking medication at specific times of day may make the therapy more effective.

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