More Evidence that Humans Do Appear to Create New Neurons in Old Age
More Evidence that Humans Do Appear to Create New Neurons in Old Age
Despite doubts last year about human adult neurogenesis, a study shows even 80-year-olds develop new cells in the hippocampus, but such growth is diminished in patients with Alzheimer’s disease.
More Evidence that Humans Do Appear to Create New Neurons in Old Age
More Evidence that Humans Do Appear to Create New Neurons in Old Age

Despite doubts last year about human adult neurogenesis, a study shows even 80-year-olds develop new cells in the hippocampus, but such growth is diminished in patients with Alzheimer’s disease.

Despite doubts last year about human adult neurogenesis, a study shows even 80-year-olds develop new cells in the hippocampus, but such growth is diminished in patients with Alzheimer’s disease.

neurogenesis
A New Role for Platelets: Boosting Neurogenesis After Exercise
A New Role for Platelets: Boosting Neurogenesis After Exercise
Katarina Zimmer | Mar 21, 2019
A mouse study finds that when blood platelets are activated during exercise, they release factors that increase the number of newborn neurons in the hippocampus.
Exercise’s Benefits to Dementia Can Be Made Chemically
Exercise’s Benefits to Dementia Can Be Made Chemically
Ruth Williams | Sep 6, 2018
Boosting both neurogenesis and a brain-derived growth factor can mimic the cognitive benefits of exercise in a mouse mode of Alzheimer’s disease.
Young Brain Cells Silence Old Ones to Quash Anxiety
Young Brain Cells Silence Old Ones to Quash Anxiety
Ruth Williams | Jun 27, 2018
In adult mice, neurogenesis increases social confidence by suppressing the activity of mature neurons.
Abundant Neurogenesis Found in Adult Humans’ Hippocampi
Abundant Neurogenesis Found in Adult Humans’ Hippocampi
Ashley Yeager | Apr 5, 2018
Researchers identified thousands of immature neurons in the brain region, countering a recent result showing little, if any, signs of neurogenesis.
Study Finds No Neurogenesis in Adult Humans’ Hippocampi
Study Finds No Neurogenesis in Adult Humans’ Hippocampi
Ashley Yeager | Mar 7, 2018
Failure to produce evidence of neural precursor cells and immature neurons raises questions about the role of the process in learning and memory.
Experimental Drug Relieves Blast-Related PTSD in a Rat Model of Traumatic Brain Injury
Experimental Drug Relieves Blast-Related PTSD in a Rat Model of Traumatic Brain Injury
Viviane Callier | Feb 2, 2018
The compound, BCI-838, is already in human clinical trials as a possible treatment for depression.
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Ruth Williams | Dec 7, 2017
Single-cell genome analyses reveal the amount of mutations a human brain cell will collect from its fetal beginnings until death.
Rats that Run Have Better Memory
Rats that Run Have Better Memory
Jef Akst | Aug 14, 2017
Male rodents given access to a running wheel early in life show increased neural activity and improved memory as adults.
Stem Cells in the Hypothalamus Slow Aging in Mice
Stem Cells in the Hypothalamus Slow Aging in Mice
Ashley P. Taylor | Jul 26, 2017
Once implanted into animals’ brains, neural stem cells that secrete microRNA-containing vesicles seem to contribute to an anti-aging effect.