The potential for a retinal screening test was bolstered by a recent discovery that clearance of amyloid-beta oligomers by immune cells in retinal blood vessels was disrupted in donor eyes from individuals with Alzheimer’s disease, compared to age-matched, healthy control eyes.

These findings shed light on disruptions in normal blood cell development (hematopoiesis) that may be shared by sickle cell disease and clonal hematopoiesis.

Badly burned as a child, Bohannon is committed to developing better therapies for burn patients.

“These antibodies hold significant promise to be used in people who are at risk of measles, but who cannot respond to the measles vaccine due to their weakened immune systems," said James Crowe Jr., MD, whose research team isolated the human monoclonal antibodies.

One immune cell signaling molecule was increased in active versus inactive Crohn’s disease in both endoscopic and histologic activity assessments, suggesting it could serve as a potential noninvasive marker of disease activity.

Videos and slides from REDCap Fest 2026, held online March 4-6, are available for viewing by members of the Vanderbilt and Meharry Medical College community.

The 2025 fellows have been invited to the annual AAAS Fellows Forum May 29 in Washington, D.C.