Amyloid beta
Recent articles
Skeptics challenge claims of Alzheimer’s disease transmission via growth hormone
Some people who received cadaver-derived human growth hormone may not have Alzheimer’s as previously suggested, according to a new Perspective article.
![Colored transmission electron micrograph (TEM) showing an amyloid plaque in a brain with Alzheimer’s disease.](https://www.thetransmitter.org/wp-content/uploads/2024/08/Transmissible-Alzheimers-neuro-1200-1024x683.webp)
Skeptics challenge claims of Alzheimer’s disease transmission via growth hormone
Some people who received cadaver-derived human growth hormone may not have Alzheimer’s as previously suggested, according to a new Perspective article.
Putting a bright idea to the test
A surprising wave of findings in mice suggests that light and sound flickering at 40 hertz clears the brain of Alzheimer’s-disease-linked plaques. Several companies are hoping to prove it works in people.
![Research image of green and purple mouse brain slices.](https://www.thetransmitter.org/wp-content/uploads/2024/08/brainslices-landscape-1200-1024x692.webp)
Putting a bright idea to the test
A surprising wave of findings in mice suggests that light and sound flickering at 40 hertz clears the brain of Alzheimer’s-disease-linked plaques. Several companies are hoping to prove it works in people.
Reviving ‘inside-out’ hypothesis of amyloid beta to explain Alzheimer’s mysteries
New research is resurfacing old ideas about where the protein forms the disease’s hallmark plaques.
![Image of amyloid beta plaques.](https://www.thetransmitter.org/wp-content/uploads/2024/05/1200-amyloid-beta-plaque-origins-neuroscience-transmitter-1024x683.webp)
Reviving ‘inside-out’ hypothesis of amyloid beta to explain Alzheimer’s mysteries
New research is resurfacing old ideas about where the protein forms the disease’s hallmark plaques.
How inbreeding almost tanked an up-and-coming model of Alzheimer’s disease
But new genetic analyses and behavioral assays have made the Chilean degu a viable model again, researchers say.
![Picture of two Degus in a cage.](https://www.thetransmitter.org/wp-content/uploads/2024/05/DeguLede-1200-1024x692.webp)
How inbreeding almost tanked an up-and-coming model of Alzheimer’s disease
But new genetic analyses and behavioral assays have made the Chilean degu a viable model again, researchers say.
Carol Jennings, whose family’s genetics informed amyloid cascade hypothesis, dies at 70
Her advocacy work aided the discovery of a rare inherited form of early-onset Alzheimer’s disease and helped connect affected people with researchers.
![Photograph of Carol Jennings.](https://www.thetransmitter.org/wp-content/uploads/2024/04/1200-carol-jenning-obituary-neuroscience-transmitter-1024x683.webp)
Carol Jennings, whose family’s genetics informed amyloid cascade hypothesis, dies at 70
Her advocacy work aided the discovery of a rare inherited form of early-onset Alzheimer’s disease and helped connect affected people with researchers.
Explore more from The Transmitter
Cell population in brainstem coordinates cough, new study shows
The work also adds to a growing body of evidence showing that mice, and their genetic toolbox, can be used to study cough.
![](https://www.thetransmitter.org/wp-content/uploads/2024/09/1200_coughingmice-1024x720.webp)
Cell population in brainstem coordinates cough, new study shows
The work also adds to a growing body of evidence showing that mice, and their genetic toolbox, can be used to study cough.
In updated U.S. autism bill, Congress calls for funding boost, expanded scope
The current Autism CARES Act sunsets in late September.
![Capitol building](https://www.thetransmitter.org/wp-content/uploads/2024/09/capitolhill-1200-1024x692.webp)
In updated U.S. autism bill, Congress calls for funding boost, expanded scope
The current Autism CARES Act sunsets in late September.
Ketamine targets lateral habenula, setting off cascade of antidepressant effects
The drug’s affinity for overactive cells in the “anti-reward” region may help explain its rapid and long-lasting results.
![Illustration of ketamine blocking open ion channels in active NMDA receptors, quieting the cells and disrupting downstream signaling involved in depression.](https://www.thetransmitter.org/wp-content/uploads/2024/09/1200-ketamine-receptor-transmitter-neuroscience-1024x683.webp)
Ketamine targets lateral habenula, setting off cascade of antidepressant effects
The drug’s affinity for overactive cells in the “anti-reward” region may help explain its rapid and long-lasting results.