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The lungs of extremely premature lambs supported in a closed, sterile environment that enables fluid-based gas exchange grow and develop normally, researchers report.

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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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A protein found in human umbilical cord plasma improves synaptic plasticity, learning, and memory in aged mice.

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image: Image of the Day: Stop Signals

Image of the Day: Stop Signals

By | April 17, 2017

Transcytosis, suppression of vesicle traffic across cells, helps reduce permeability in the blood-retinal barrier during development.

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image: Migratory Eels Use Magnetoreception

Migratory Eels Use Magnetoreception

By | April 14, 2017

In laboratory experiments that simulated oceanic conditions, the fish responded to magnetic fields, a sensory input that may aid migration.

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A mouse study reveals a causal link between changes in intestinal microbiota and increasing inflammation as the rodents age.

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image: Image of the Day: Senior Scientists

Image of the Day: Senior Scientists

By | March 28, 2017

The aging science and engineering workforce in the U.S. can be traced back to the Baby Boomer cohort of researchers and the elimination of mandatory retirement in universities.

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image: Image of the Day: Tubular Origins

Image of the Day: Tubular Origins

By | March 23, 2017

Murine neural tubes, with each image highlighting a different embryonic tissue type (blue). The neural tube itself (left) grows into the brain, spine, and nerves, while the mesoderm (middle) develops into other organs, and the ectoderm (right) forms skin, teeth, and hair.

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Researchers report growing a mouse embryo using two types of early stem cells.

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image: An Aging-Related Effect on the Circadian Clock

An Aging-Related Effect on the Circadian Clock

By | February 21, 2017

Stress-related genes may be preferentially and rhythmically expressed as part of the circadian rhythms of older fruit flies, researchers report.  

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