PCR, cell & molecular biology, microbiology
BRCA1 Linked to Alzheimer’s
BRCA1 Linked to Alzheimer’s
Jef Akst | Nov 30, 2015
The cancer-related protein BRCA1 is important for learning and memory in mice and is depleted in the brains of Alzheimer’s patients, according to a study.
Cortical Census
Cortical Census
Ruth Williams | Nov 26, 2015
Scientists document the characteristics and connections of mouse neocortical neurons to establish the most detailed microcircuit map to date.
Agar Shortage Limits Lab Supplies
Agar Shortage Limits Lab Supplies
Kerry Grens | Nov 24, 2015
One large provider says the shortfall should clear up by early 2016.
Wiping Out Gut Bugs Stops Obesity
Wiping Out Gut Bugs Stops Obesity
Kerry Grens | Nov 16, 2015
In mice lacking intestinal microbiota, white fat turns brown and obesity is prevented.
Another Telomere-Regulating Enzyme Found
Another Telomere-Regulating Enzyme Found
Jef Akst | Nov 12, 2015
Researchers identify a novel protein that helps maintain the length of chromosome-capping telomeres. 
Blood-Gut Barrier
Blood-Gut Barrier
Ruth Williams | Nov 12, 2015
Scientists identify a barrier in mice between the intestine and its blood supply, and suggest how Salmonella sneaks through it.
Exploring the Inner Universe
Exploring the Inner Universe
Ashley P. Taylor | Nov 6, 2015
A new American Museum of Natural History exhibit introduces visitors to the microbes within their bodies. 
New Route to Hearing Loss Mapped
New Route to Hearing Loss Mapped
Kerry Grens | Nov 5, 2015
Deficiency in a protein called pejvakin makes inner ear cells more vulnerable to sound, unable to brace themselves against oxidative stress stimulated by noise. 
Adding Padding
Adding Padding
Karen Zusi | Nov 1, 2015
Adipogenesis in mice has alternating genetic requirements throughout the animals’ lives.
Microbesity
Microbesity
Jenny Rood | Nov 1, 2015
Obesity appears linked to the gut microbiome. How and why is still a mystery—but scientists have plenty of ideas.