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Photo of Steve Ramirez
Steve Ramirez Reshapes Memories in the Brains of Mice
The Boston University neuroscientist wants to take the edge off traumatic memories by manipulating how they’re processed in the brain.
Steve Ramirez Reshapes Memories in the Brains of Mice
Steve Ramirez Reshapes Memories in the Brains of Mice

The Boston University neuroscientist wants to take the edge off traumatic memories by manipulating how they’re processed in the brain.

The Boston University neuroscientist wants to take the edge off traumatic memories by manipulating how they’re processed in the brain.

animal research, neuroscience

a section of a rat brain is imaged in dull green. a much brighter green human organoid takes up a large portion of the left side of the brain.
Researchers Transplant Human Neurons into Rat Brains
Katherine Irving | Oct 12, 2022 | 2 min read
The human cells, engineered to respond to blue light, influenced rat behavior when stimulated.
blue-gloved hands injecting mouse with syringe
Sex of Researcher Influences Ketamine’s Effects in Mice: Study
Shawna Williams | Sep 8, 2022 | 3 min read
The findings likely have implications for animal research far beyond the study of antidepressants.
Profile view of a newborn piglet being held by a veterinarian dressed in green.
Federal Investigators Probe Possible Misconduct in Pig Research
Dan Robitzski | Aug 30, 2022 | 2 min read
A quintet of research papers, all involving subjecting newborn piglets to brain damage, have been retracted because the data can’t be substantiated.
Colin Blakemore
Neuroscientist Colin Blakemore Dies at 78
Lisa Winter | Jul 6, 2022 | 2 min read
The prolific science communicator specialized in studies of vision and brain plasticity and was the focus of threats from animal rights extremists for several years.
Illustration of peach-colored microglia among light blue neurons. Both cell types are illustrated with multiple jagged extensions coming out of a spherical cell body.
Mouse Immune Cells Destroy Nerves’ Coating, Causing Chronic Pain
Patience Asanga | Jun 9, 2022 | 3 min read

A study suggests a way in which acute nerve injury could trigger an autoimmune response that leads to continuing pain in mice.

GFP highlighting mouse neurons
Science Snapshot: How Brains Handle Surprise Parties
Lisa Winter | Jun 3, 2022 | 1 min read
When unexpected events occur, norepinephrine signals mouse brains to pay attention to key details.
Image of brain cells showing pyramidal neurons in green, astrocytes in red, and microglia in blue
Replacing Microglia Treats Neurodegenerative Disease in Mice
Shawna Williams | Mar 17, 2022 | 2 min read
Researchers find a way to wipe out the brain’s immune cell corps and send in new and improved versions.
Artist’s rendering of a light purple Ebola virus looping around itself that’s surrounded by red blood cells
Ebola Lurking in Brain Fluid Kills Monkeys Weeks After Recovery
Dan Robitzski | Feb 9, 2022 | 4 min read
New research reveals where the virus was hiding and hints at how to truly purge it from the body.
Shrew Brains Shrink During Winter
Abby Olena, PhD | Dec 3, 2020 | 4 min read
The animals kill off around one-quarter of the neurons in their somatosensory cortex, perhaps to save energy, and the cells appear to return the following summer.
Forced-Swim Test Criticized as Uninformative, Cruel
Catherine Offord | Jul 22, 2019 | 2 min read
Some researchers and animal rights groups are amplifying their opposition to an assay that measures how long a rodent tries to stay afloat.
The Caterpillar that Cries Wolf
Mary Bates | Sep 22, 2017 | 3 min read
In a case of acoustic deception, caterpillars mimic bird alarm calls to defend themselves.
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