evolution, microbiology, disease & medicine, culture
Week in Review: November 18–22
Week in Review: November 18–22
Tracy Vence | Nov 22, 2013
Chilly mice develop more tumors; gut bacteria aid cancer treatment; two Y chromosome genes sufficient for assisted reproduction; HIV’s “invisibility cloak”
It Takes Two
It Takes Two
Jef Akst | Nov 21, 2013
Two genes from the Y chromosome are sufficient to generate male mice capable of fathering healthy offspring via an assisted reproductive technique.
Trouble for Darwin’s Frogs
Trouble for Darwin’s Frogs
Abby Olena | Nov 21, 2013
Chytrid fungus has likely driven the decline of two South American frog species named for Charles Darwin.
Don’t Fear DIYbio
Don’t Fear DIYbio
Jef Akst | Nov 19, 2013
Biological tinkerers are not the risk that some have made them out to be, according to a new report.
Ever Evolving <em>E. coli</em>
Ever Evolving E. coli
Abby Olena | Nov 17, 2013
Scientists show that bacteria continue to become more fit, even over tens of thousands of generations.
Week in Review: November 11–15
Week in Review: November 11–15
Tracy Vence | Nov 15, 2013
Combating bacterial persistence; ancient canine evolution; T cells and transplants; sharing omics data and code
Origin of Domestic Dogs
Origin of Domestic Dogs
Ed Yong | Nov 14, 2013
New analysis suggests that domestic dogs evolved from European wolves that interacted with human hunter-gatherers.
Felid Fossils
Felid Fossils
Abby Olena | Nov 13, 2013
Paleontologists discover the oldest evidence yet suggesting that big cats originated in Asia.
Thwarting Persistence
Thwarting Persistence
Abby Olena | Nov 13, 2013
Researchers show that activating an endogenous protease can eliminate bacterial persisters.
Microbial Mediators
Microbial Mediators
Tracy Vence | Nov 11, 2013
Researchers show that symbiotic bacteria can help hyenas communicate with one another.