The Scientist

» gut bacteria and developmental biology

Most Recent

image: The Body’s Ecosystem

The Body’s Ecosystem

By | August 1, 2014

Research on the human microbiome is booming, and scientists have moved from simply taking stock of gut flora to understanding the influence of microbes throughout the body.


image: Arrested Development Makes for Long-Lived Worms

Arrested Development Makes for Long-Lived Worms

By | June 23, 2014

Starvation suspends cellular activity in C. elegans larvae and extends their lifespan. 


image: Autism-Hormone Link Found

Autism-Hormone Link Found

By | June 4, 2014

A study documents boys with autism who were exposed to elevated levels of testosterone, cortisol, and other hormones in utero.

1 Comment

image: Radiation-Fighting Drug

Radiation-Fighting Drug

By | May 16, 2014

A hydroxylase inhibitor that prolongs the action of a gut-protective protein shows promise in mice as a treatment for radiation poisoning.


image: The Telltale Tail

The Telltale Tail

By | May 1, 2014

A symbiotic relationship between squid and bacteria provides an alternative explanation for bacterial sheathed flagella.


image: Diverse Microbes in Hunter-Gatherers’ Guts

Diverse Microbes in Hunter-Gatherers’ Guts

By | April 16, 2014

Modern hunter-gatherers have more diverse microbiota in their guts than do urban Europeans, but lack a few notable species.


image: Women Receive Lab-Grown Vaginas

Women Receive Lab-Grown Vaginas

By | April 14, 2014

Doctors implant custom-made organs, built from a tissue sample and a biodegradable scaffold, into four female patients born with underdeveloped or missing vaginas.

1 Comment

image: Mapping Gene Expression in the Fetal Brain

Mapping Gene Expression in the Fetal Brain

By | April 2, 2014

Researchers complete an atlas depicting gene expression across the developing human brain.

1 Comment

image: Birth Defects Marked End of Mammoths

Birth Defects Marked End of Mammoths

By | March 26, 2014

New research suggests that the wooly beasts may have succumbed to a shrinking gene pool or intense environmental pressures as their species went extinct.

1 Comment

image: <em>BRCA1</em> Linked to Brain Size

BRCA1 Linked to Brain Size

By | March 20, 2014

The breast cancer-associated gene may play a protective role in neural stem cells, a mouse study finds.


Popular Now

  1. Antidepressant Exerts Epigenetic Changes
  2. Inside a Lab Mouse’s High-Fat Diet
  3. Image of the Day: Mother’s Love
  4. Gut Bugs to Brain: You’re Stuffed
Life Technologies