stem cells, developmental biology, microbiology
Review: <em>The End of Sex</em>
Review: The End of Sex
Tanya Lewis | May 13, 2016
Legal expert Henry Greely envisions a world in which advances in biotechnology obviate the need for sexual reproduction as we know it.
Narrow-Spectrum Antibiotic Could Spare the Microbiome
Narrow-Spectrum Antibiotic Could Spare the Microbiome
Amanda B. Keener | May 9, 2016
A drug that singles out Staphylococcus aureus leaves gut-dwelling microbiota largely intact, a mouse study shows.
With CRISPR, Modeling Disease in Mini Organs
With CRISPR, Modeling Disease in Mini Organs
Tanya Lewis | May 6, 2016
Organoids grown from genetically edited stem cells are giving scientists a new tool to screen drugs and test treatments.
Mechanism Behind Extreme Longevity in Some Plants
Mechanism Behind Extreme Longevity in Some Plants
Kerry Grens | May 5, 2016
Certain plant stem cells rarely divide, a study shows, possibly fending off an accumulation of potentially harmful genetic mutations in some species.
Embryo Watch
Embryo Watch
Jef Akst | May 5, 2016
A new culture system allows researchers to track the development of human embryos in vitro for nearly two weeks.
Most Gut Microbes Can Be Cultured
Most Gut Microbes Can Be Cultured
Jyoti Madhusoodanan | May 4, 2016
Contrary to the popular thought that many species are “unculturable,” the majority of bacteria known to populate the human gut can be grown in the lab, scientists show.
Earth: Home to 1 Trillion Microbial Species
Earth: Home to 1 Trillion Microbial Species
Catherine Offord | May 4, 2016
A new analysis of microbial data estimates that the world is home to 1 trillion species—of which only 0.001 percent have been discovered.
Cellular Pruning Follows Adult Neurogenesis
Cellular Pruning Follows Adult Neurogenesis
Kerry Grens | May 2, 2016
Newly formed neurons in the adult mouse brain oversprout and get cut back.
Cell Reprogramming Successes
Cell Reprogramming Successes
Catherine Offord | May 2, 2016
Two studies demonstrate the first direct, chemical reprogramming of mouse and human skin cells into heart muscle and neural cells.
More Than Skin Deep
More Than Skin Deep
Anna Azvolinsky | May 1, 2016
Elaine Fuchs has worked on adult stem cells since before they were so named, figuring out how multipotent epidermal cells renew or turn into skin or hair follicles.