Dietary Spermidine Boosts Cognition in Insects and Rodents
Dietary Spermidine Boosts Cognition in Insects and Rodents
Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.
Dietary Spermidine Boosts Cognition in Insects and Rodents
Dietary Spermidine Boosts Cognition in Insects and Rodents

Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.

Mice and flies given the polyamine in their diet have increased brain cell metabolism and cognitive function, and epidemiological data hints at a similar benefit in humans.

neuroscience
Harnessing Stem Cells to Model Neurological Disorders
Harnessing Stem Cells to Model Neurological Disorders
The Scientist Creative Services Team | Apr 15, 2021
New Report Dissects Ethics of Emerging Human Brain Cell Models
New Report Dissects Ethics of Emerging Human Brain Cell Models
Amanda Heidt | Apr 12, 2021
The National Academies’ report touches on ethical issues raised by new technologies such as brain organoids and human-animal chimeras, and suggests that current regulatory oversight is sufficient.
Seizures Common in Hospitalized COVID-19 Patients
Seizures Common in Hospitalized COVID-19 Patients
Emma Yasinski | Apr 12, 2021
The death rate was higher among those who experienced the seizures, according to a study conducted during the early days of the pandemic.
How Infectious Diseases Affect the Brain
How Infectious Diseases Affect the Brain
The Scientist Creative Services Team | Apr 8, 2021
From a loss of taste to dementia, infectious agents cause an array of neurological symptoms.
Early Humans’ Brains Were More Apelike than Modern
Early Humans’ Brains Were More Apelike than Modern
Abby Olena | Apr 8, 2021
Impressions that ancient brains left in fossilized skulls reveal that the first human ancestors to migrate out of Africa had much more primitive brains than previously thought.
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.
Contributors
Contributors
Asher Jones, Kerry Grens | Apr 1, 2021
Meet some of the people featured in the April 2021 issue of The Scientist.
What a Video Game Can Reveal About Monkeys’ Minds
What a Video Game Can Reveal About Monkeys’ Minds
Shawna Williams | Apr 1, 2021
Researchers find that the animals can account for others’ behavior and circumstances in their strategies.
Genetic Variants Tied to Sex Differences in Psychiatric Disorders
Genetic Variants Tied to Sex Differences in Psychiatric Disorders
Amanda Heidt | Mar 31, 2021
The largest study of its kind identifies single nucleotide polymorphisms with disparate effects on men’s and women’s susceptibility to conditions such as bipolar disorder and schizophrenia.