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electrophysiology

This shows immature neurons in the dentate gyrus

·July 18, 2022·5 min read

Discovery of Molecular Signatures of Immature Neurons in Human Brain Provides New Insights Into Brain Plasticity

A new study of the hippocampus reveals immature, plastic neurons are present in significant numbers during the entire lifespan. The findings shed new light on neuroplasticity.

Electrophysiology Featured Neuroscience Open Neuroscience Articles

·June 6, 2022·4 min read

A Unique Neural Microcircuit in the Ventromedial Hypothalamus Microcircuit

Findings reveal sparse chemical connectivity as a generalized feature of the hypothalamus circuitry.

This shows a brain and head behind rainbow dots

Electrophysiology Featured Genetics Neuroscience

·May 10, 2022·5 min read

How a Gene Mutation Causes Higher Intelligence

A rare genetic mutation that causes blindness also appears to be associated with above-average intelligence, a new study reports.

Featured Neuroscience Open Neuroscience Articles Psychology

·March 23, 2022·5 min read

Motivation to Achieve Goals May Depend on Anxiety Level

The motivation to exert sustained effort to achieve a goal following stress exposure depends on an individual's level of trait anxiety. The expression of CRHR1 in dopaminergic neurons in the ventral tegmental area connects anxiety to either boosted or diminished motivation levels.

This graph shows the neural electrical field amplitude

Electrophysiology Featured Neuroscience

·March 11, 2022·6 min read

Neurons Are Fickle. Electric Fields Are More Reliable for Information

Electric fields may represent information held in working memory, allowing the brain to overcome representational drift.

Featured Neuroscience

·December 14, 2021·4 min read

Learning and Protecting Itself: How the Brain Adapts

Blocking matrix metalloproteinases MMP2 and MMP9 can have the opposite effect on neuroplasticity depending on whether the brain is healthy or injured.

This shows pyramidal neurons from different animals and a human

Electrophysiology Featured Neuroscience

·November 10, 2021·6 min read

A Striking Difference Between Neurons of Humans and Other Mammals

Human neurons have fewer ion channels compared to other animals. The reduced number of ion channels may have allowed the human brain to divert energy to other neural processes, researchers say.

This shows a cross section of a fly brain

Featured Neuroscience Open Neuroscience Articles

·November 7, 2021·3 min read

Researchers Detect a Diffusion Barrier Inside Fly Brain

In fruit flies, there is a second barrier in the brain where glial cells ensure a spatial separation for different functional compartments.

Electrophysiology Featured Neuroscience

·October 28, 2021·3 min read

How Nicotine Influences Hippocampal Dependent Cognition

Nicotine exposure significantly altered the metabolism and secretion of serotonin, acetylcholine, kynurenic acid, and choline in HT22 hippocampal cells. Findings suggest nicotine could have neuroprotective properties and provide cognitive enhancement.