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Microscopy image with blue and red neurons, where red indicates neurons involved in a memory engram
Asthma Drug Helps Mice Retrieve Memories “Lost” to Sleep Deprivation
A study finds roflumilast can reverse sleep deprivation–induced amnesia in mice, hinting at pathways to treating memory loss in people.
Asthma Drug Helps Mice Retrieve Memories “Lost” to Sleep Deprivation
Asthma Drug Helps Mice Retrieve Memories “Lost” to Sleep Deprivation

A study finds roflumilast can reverse sleep deprivation–induced amnesia in mice, hinting at pathways to treating memory loss in people.

A study finds roflumilast can reverse sleep deprivation–induced amnesia in mice, hinting at pathways to treating memory loss in people.

memory
Photo of Steve Ramirez
Steve Ramirez Reshapes Memories in the Brains of Mice
Dan Robitzski | Nov 1, 2022 | 3 min read
The Boston University neuroscientist wants to take the edge off traumatic memories by manipulating how they’re processed in the brain.
Woman holding a glass of water in one hand and pill in the other
Daily Multivitamin May Slow Cognitive Decline in Seniors
Andy Carstens | Sep 14, 2022 | 2 min read
Researchers caution that it’s too soon to recommend supplements based on the results of a new study.
Cartoon of a silhouetted person’s bright pink brain being shocked by jumper cables
Electrically Zapping Specific Brain Regions Can Boost Memory
Dan Robitzski | Aug 22, 2022 | 3 min read
Low-intensity electrical stimulation allows older adults to better recall a list of words for at least a month following the treatment, a study finds, providing further evidence for the debated idea that electrical stimulation can enhance cognitive performance.
A dolphin comes out of the water to catch a red ball.<br><br>
Dolphins May Remember Personal Experiences
Alejandra Manjarrez, PhD | Jul 29, 2022 | 4 min read
Bottlenose dolphins can recall trivial details of a prior event to later solve a novel task, a study finds, suggesting these mammals are capable of episodic memory.
A colorized transmission electron microscope image of an oligodendrocyte (blue) surrounded by cells that it coated in myelin (red outlines).
Brain Fluid from Youngsters Gives Old Mice a Memory Boost
Dan Robitzski | May 11, 2022 | 3 min read
A growth factor found in the cerebrospinal fluid of young mice triggered the proliferation of myelin-making cells when injected into the brains of older mice.
Bee on purple flower
Dopamine Drives Bee Desires: Study
Natalia Mesa, PhD | Apr 28, 2022 | 3 min read
Like in humans, the neurotransmitter appears to play a role in generating wanting-like behavior and, perhaps, happy memories in honeybees.
Photo of wooden block letters
Distracted Brains Better at Parsing Unfamiliar Languages: Study
Catherine Offord | Apr 4, 2022 | 2 min read
People who had cognitive functions depleted by noninvasive brain stimulation or a mentally demanding task could subconsciously recognize individual words in a made-up language more easily than controls, researchers find.
Illustration of gray bacteriophages approaching and infecting a red and orange bacteria that has multiple fimbria protruding from it.
Bacteria-Infecting Viruses in Gut Microbiome Linked to Cognition
Dan Robitzski | Feb 16, 2022 | 5 min read
Research in mice and flies suggests that bacteriophages, including those found in dairy foods, may have an influence on an animals’ ability to learn and remember information.
Old man stands in front of tree, smiling at camera.
Neuroscientist Mortimer Mishkin Dies at 94
Lisa Winter | Oct 12, 2021 | 2 min read
His work bridged the gap between psychology and neurobiology.
Colored artistic rendition of neurons and plaque buildup
Alzheimer’s Risk Gene Paradoxically Protects Against Memory Loss
Chloe Tenn | Oct 8, 2021 | 2 min read
A new study links a variant of the apolipoprotein E gene called APOE ε4 to better memory in older age, even in the presence of amyloid plaques—a possible explanation for the variant’s persistence despite its association with an increased risk of Alzheimer’s disease.
Illustration of a brain on a clock with a figure of a man moving the clock arms
Human “Time Cells” Encode, Process Flow of Time
Anne N. Connor | Oct 1, 2021 | 2 min read
Neurons in the hippocampus store information on the timing of experiences in addition to their content, helping to mediate sequential memory recall, a new study shows.
illustration of brain cells in blue with amyloid plaques in orange and pink immune cells
Excerpt from The Memory Thief
Lauren Aguirre | Jun 1, 2021 | 10+ min read
Author Lauren Aguirre finds reasons for optimism in the fight against Alzheimer’s disease.
Dietary Spermidine Boosts Cognition in Insects and Rodents
Ruth Williams | Apr 15, 2021 | 3 min read
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.
Anesthesia Impairs Memory in Mice
Abby Olena, PhD | Apr 1, 2021 | 3 min read
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.
animal learning, zebra finch, model organism, communication, fast mapping, individual recognition, cognition, evolution
Zebra Finches Recognize the Calls of Over 40 Fellow Finches
Amanda Heidt | Nov 13, 2020 | 5 min read
Their ability to distinguish between individuals is strong evidence for fast mapping, a learning tool generally thought to belong only to humans.
Immune Cell and Its Cytokine Control Exploratory Behavior in Mice
Ashley Yeager | Sep 14, 2020 | 5 min read
Gamma delta T cells in the meninges of the brain release a cell signaling molecule that does more than protect mice from microbial pathogens.
Stanford University, psychology, memory, learning, Gordon Bower, human psychology
Human Memory Explorer Gordon Bower Dies
Amanda Heidt | Jul 20, 2020 | 3 min read
The Stanford University researcher shared valuable insights into memory and learning during his 49-year career.
Adult-Born Neurons Strengthen Memories While Mice Sleep
Ruth Williams | Jun 4, 2020 | 3 min read
The activation of young brain cells in adult mice is necessary not just for forming memories, but consolidating them during rapid eye movement sleep, a study shows.
memory trace conditioning ca1 hippocampal pyramidal neurons
Unexpected Brain Strategy Links Two Events Separated by Time
Alejandra Manjarrez, PhD | May 13, 2020 | 4 min read
A new study in mice does not find evidence supporting two popular ideas for the mechanism for bridging the temporal time gap between two paired stimuli.
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