Prions

Recent articles

Colored transmission electron micrograph (TEM) showing an amyloid plaque in a brain with Alzheimer’s disease.

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.

By Shaena Montanari
23 August 2024 | 6 min read
Headshot of Stanley Prusiner.

Nobel Prize winner’s paper to be corrected, according to co-author

A data sleuth flagged an apparent duplicate image in the 2015 prion study led by neurologist and biochemist Stanley Prusiner.

By Elissa Welle
27 March 2024 | 4 min read

Explore more from The Transmitter

Neuronal genes SATB2 and MEF2C.

Nuclear location helps control gene activity during brain development

A study of developing human brain tissue suggests that genes switch on more strongly when they move from the nucleus’s edge toward structures that contain proteins involved in making and processing RNA.

By Giorgia Guglielmi
20 August 2026 | 4 min read
Cortical organoids.

Five-year-old human brain organoids aged on schedule

The cultured spheres typically mimic only prenatal development, but the five-year-old ones grown in Paola Arlotta’s lab acquired postnatal features.

By Claudia López Lloreda
19 August 2026 | 5 min read