mouse models

This cross-section of a rat brain shows tissue from a human brain organoid fluorescing in light green. Scientists say these implanted clusters of human neurons could aid the study of brain disorders.

Science
Health & Safety

Human cells in a rat's brain could shed light on autism and ADHD

6:41pm October 12, 2022

by Jon Hamilton

Scientists have devised a new model for studying disorders like autism spectrum disorder and ADHD. It uses clusters of human brain cells grown inside the brain of a rat.

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Shell neurons (green) project to the breathing center and core neurons (red) project to the pain/emotion center. Brain scientists have found the two are linked, shedding new light on opioid overdoses

Science

A brain circuit linking pain and breathing may offer a path to prevent opioid deaths

6:00am December 22, 2021

by Jon Hamilton

Opioids can kill because they reduce breathing along with pain. Now brain scientists have made a discovery that could lead to potent pain drugs that don't affect breathing.

A study of mice that hear imaginary sounds could help explain human disorders like schizophrenia, which produce hallucinations.

Science
Health & Safety

Mice That Hear Imaginary Sounds May Help Explain Hallucinations In People

5:01pm April 01, 2021

by Jon Hamilton

An experiment that induced imaginary sounds in both people and mice could help explain how brain disorders like schizophrenia cause hallucinations.