A new study shows that fecal bacteria from sewage are living in far greater quantities in near-shore sediments of the…
Collagen nanofibrils in mammalian tissues get stronger with exercise
A recent experimental study on nanoscale collagen fibrils sheds light on reasons why collagen is such a resilient material.
Origins of Pain
Research in mice identifies a set of neurons responsible for sustained pain and resulting pain-coping behaviors Findings point to the…
Biologists turn eavesdropping viruses into bacterial assassins
Researchers have found a bacteria-killing virus that can listen in on bacterial conversations — and then they made it attack…
How the brain tells you to scratch that itch
It’s a maddening cycle that has affected us all: it starts with an itch that triggers scratching, but scratching only…
Exercise-induced hormone irisin triggers bone remodeling in mice
Exercise has been touted to build bone mass, but exactly how it actually accomplishes this is a matter of debate.…
Neanderthal genes give clues to human brain evolution
A distinctive feature of modern humans is our round (globular) skulls and brains. Researchers report that present-day humans who carry…
Whether a urinary tract infection recurs may depend on the bacterial strain
Genetically diverse bacterial strains that cause urinary tract infections differ in their ability to trigger protective immune responses in mice,…
New interactions between Ebola virus and human proteins discovered
Several new connections have been discovered between the proteins of the Ebola virus and human host cells, a finding that…
Novel mechanisms of dengue and Zika virus infections and link to microcephaly
New insights into how dengue and Zika viruses cause disease reveal strategies the viruses use to successfully infect their host…