How Mice Forget to Be Afraid
How Mice Forget to Be Afraid
The animals develop a new memory that overrides the fearful one by inhibiting the cells that encode the original memory.
How Mice Forget to Be Afraid
How Mice Forget to Be Afraid

The animals develop a new memory that overrides the fearful one by inhibiting the cells that encode the original memory.

The animals develop a new memory that overrides the fearful one by inhibiting the cells that encode the original memory.

mouse study
Chemosensory Cells in the Nose Play a Role in Allergic Reactions
Chemosensory Cells in the Nose Play a Role in Allergic Reactions
Abby Olena | Jan 17, 2020
In mice, a group of nasal epithelial cells called brush cells release pro-inflammatory signals in response to allergens.
Alzheimer’s Drug Reduces Chagas Disease Infection in Mice
Alzheimer’s Drug Reduces Chagas Disease Infection in Mice
Emily Makowski | Dec 1, 2019
The drug, called memantine, could enter clinical trials to determine its effectiveness in humans.
Keto Diet Protects Mice from Flu
Keto Diet Protects Mice from Flu
Abby Olena | Nov 15, 2019
The low-carb, high-fat diet increases the presence of gamma-delta T cells in the animals’ lungs, improving a mucus barrier against the virus.
Image of the Day: Smartphone-Controlled Brains Image of the Day: Smartphone-Controlled Brains
Image of the Day: Smartphone-Controlled Brains
Nicoletta Lanese | Aug 7, 2019
A device implanted into mice can modulate brain circuit activity over long periods of time.
Commensal Bacterium Reduces ALS Symptoms in Mice
Commensal Bacterium Reduces ALS Symptoms in Mice
Jef Akst | Jul 24, 2019
Boosting the levels of Akkermansia muciniphila in mouse guts slowed the progression of an ALS-like disease, while two other microbiome members were associated with more severe symptoms.
Forced-Swim Test Criticized as Uninformative, Cruel
Forced-Swim Test Criticized as Uninformative, Cruel
Catherine Offord | Jul 22, 2019
Some researchers and animal rights groups are amplifying their opposition to an assay that measures how long a rodent tries to stay afloat.
Mouse Diets Affect How Gut Bacteria Interact with T Cells
Mouse Diets Affect How Gut Bacteria Interact with T Cells
Shawna Williams | Jun 1, 2019
An experiment delves into how the microbiome shapes immunity.
Opinion: AI Beats Animal Testing at Finding Toxic Chemicals
Opinion: AI Beats Animal Testing at Finding Toxic Chemicals
Thomas Hartung | Apr 30, 2019
Machine learning could be the key to reducing the use of animals in experiments.
Image of the Day: On the Nose
Image of the Day: On the Nose
Carolyn Wilke | Apr 1, 2019
Lab-grown stem cells fill in for damaged tissue in the noses of mice.