Human-Monkey Chimeras Shed Light on Development
Human-Monkey Chimeras Shed Light on Development
Human stem cells injected into early monkey embryos proliferate and contribute to multiple cell lineages over 20 days of embryonic development.
Human-Monkey Chimeras Shed Light on Development
Human-Monkey Chimeras Shed Light on Development

Human stem cells injected into early monkey embryos proliferate and contribute to multiple cell lineages over 20 days of embryonic development.

Human stem cells injected into early monkey embryos proliferate and contribute to multiple cell lineages over 20 days of embryonic development.

mouse study
High Stress Hormone Levels Halt Mouse Fur Growth
High Stress Hormone Levels Halt Mouse Fur Growth
Jef Akst | Apr 1, 2021
Corticosterone interferes with signaling in the skin that normally activates hair follicle stem cells, possibly explaining the link between stress and hair loss.
Anesthesia Impairs Memory in Mice
Anesthesia Impairs Memory in Mice
Abby Olena | Apr 1, 2021
A study that compared several anesthetic regimens in rodents showed that only one—inhaled isoflurane—wasn’t detrimental to the activity of neurons in the hippocampus.
Obesity-Linked Gut Bacteria May Worsen Graft-Versus-Host Disease
Obesity-Linked Gut Bacteria May Worsen Graft-Versus-Host Disease
Asher Jones | Apr 1, 2021
Altered gut microbiome composition in obese mice and human patients is linked with severity of disease after bone marrow transplantation, a study found.
Early Training Forestalls Motor, Memory Difficulties in Mouse Model of Rett Syndrome
Early Training Forestalls Motor, Memory Difficulties in Mouse Model of Rett Syndrome
Laura Dattaro | Mar 29, 2021
Manipulating the activity of neurons active during training had similar effects on the mice’s behavior.
Neurons for Taste Loosely Distributed in Mouse Gustatory Cortex
Neurons for Taste Loosely Distributed in Mouse Gustatory Cortex
Jef Akst | Mar 1, 2021
Neurological representations of different tastes—like those of different smells but unlike those of sight, hearing, and touch—do not cluster in distinct spots within a murine brain region, a study shows.
Organoids Repair Bile Ducts
Organoids Repair Bile Ducts
Abby Olena | Feb 18, 2021
Researchers determined that when introduced into damaged mouse or donated human livers, these lab-grown tissues could integrate into bile ducts and function normally.
Electric and Magnetic Field Treatments Lower Mouse Blood Sugar
Electric and Magnetic Field Treatments Lower Mouse Blood Sugar
Abby Olena | Oct 9, 2020
The effects seem to be mediated by a reactive oxygen species in the animals’ livers.
Cheese Preservative Slows Oral Cancer Spread in Mice: Study
Cheese Preservative Slows Oral Cancer Spread in Mice: Study
Max Kozlov | Oct 1, 2020
The results add to mounting evidence of microbes’ roles in tumor growth and point to the possibility of impeding malignancies by inhibiting bacteria.
Astrocytes, Not Just Neurons, Play a Role in Sleep
Astrocytes, Not Just Neurons, Play a Role in Sleep
Abby Olena | Sep 24, 2020
In mice, the brain’s main glial cell type exhibits distinctive patterns of activity across the sleep-wake cycle and influences the response to sleep deprivation.