Anesthesia Impairs Memory in Mice
Anesthesia Impairs Memory in Mice
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.
Anesthesia Impairs Memory in Mice
Anesthesia Impairs Memory in Mice

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.

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.

mouse brain
Microscopic Robots Deliver Drugs to the Brain
Microscopic Robots Deliver Drugs to the Brain
Asher Jones | Mar 30, 2021
Researchers turned white blood cells called neutrophils into drug-smuggling “neutrobots,” which penetrated the blood-brain barrier to treat brain cancer in mice.
Early-Life Stress Exerts Long-Lasting Effects Via Epigenome
Early-Life Stress Exerts Long-Lasting Effects Via Epigenome
Asher Jones | Mar 18, 2021
In mice, epigenetic marks made on histones during infancy influence depression-like behavior during adulthood. A drug that reverses the genomic tags appears to undo the damage.
A Tweak to Immune Cells Reverses Aging in Mice
A Tweak to Immune Cells Reverses Aging in Mice
Abby Olena | Jan 20, 2021
Knocking out the receptor for a lipid that causes inflammation rejuvenates macrophage metabolism and restores cognitive function in an Alzheimer’s disease model.
Editor&rsquo;s Picks of <em>The Scientist</em>&rsquo;s Best Infographics of 2020
Editor’s Picks of The Scientist’s Best Infographics of 2020
Jef Akst | Dec 15, 2020
This year’s most captivating illustrations tell stories from the micro scale—such as newborn neurons in the adult brain and bacteria in the infant gut—to the scale of entire ecosystems, including reintroduced predators and rising seas.
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.
What Do New Neurons in the Brains of Adults Actually Do?
What Do New Neurons in the Brains of Adults Actually Do?
Ashley Yeager | May 1, 2020
Adult neurogenesis, already appreciated for its role in learning and memory, also participates in mental health and possibly even attention, new research suggests.
Infographic: How Adult-Born Neurons Integrate into the Brain
Infographic: How Adult-Born Neurons Integrate into the Brain
Ashley Yeager | May 1, 2020
Cutting-edge microscopy is revealing how new neurons made in adult mice’s brains tap into existing neuronal connections.
How Manipulating Rodent Memories Can Elucidate Neurological Function
How Manipulating Rodent Memories Can Elucidate Neurological Function
Amber Dance | May 1, 2020
Strategies to make lab animals forget, remember, or experience false recollections probe how memory works, and may inspire treatments for neurological diseases.
Quasi-Lymphatic System in the Rodent Eye Clears Waste
Quasi-Lymphatic System in the Rodent Eye Clears Waste
Abby Olena | Apr 16, 2020
Two rodent models of glaucoma have defects in the waste drainage system.