Aliquots - Research Briefs

November 12, 2020

Breast cancer treatment in older women

A new study from Vanderbilt epidemiologists suggests that it’s time to reconsider clinical practice guidelines for the treatment of early-stage breast cancer in older women.

By Leigh MacMillan
November 3, 2020

New treatment for a rare obesity

Diabetes drugs known as GLP-1 receptor agonists, such as exenatide (Byetta), are a promising and safe treatment for a rare form of obesity.

By Bill Snyder
November 2, 2020

Frog peptides as anti-HIV microbicides

Peptides derived from the antimicrobial peptides secreted by frogs could function as microbicides to limit HIV transmission, while sparing protective vaginal bacteria.

By Leigh MacMillan
October 29, 2020

Histamine circuits in brain reward center

Histamine — commonly associated with allergies — also has a signaling role in the brain’s reward center and may offer a novel target for treating addiction.

By Leigh MacMillan
October 29, 2020

New markers of colorectal cancer risk

Vanderbilt epidemiologists identified new markers for colorectal cancer risk and characterized a previously unidentified tumor suppressor that regulates overall tumor volume in vivo.

By Sarah E. Glass
bacteria microbiome
October 20, 2020

Preserving gut mucus architecture

A new method that keeps microbes and gut cells together will be useful for studies of complex host-microbe interactions and for analysis of clinical specimens.

By Leigh MacMillan
October 19, 2020

Depression and the brain-age gap

Older depressed adults show accelerated brain aging, according to a new study from Vanderbilt researchers, who suggest that the effects of depression may speed the decline in cognitive functions in older individuals.
By Sarah E. Glass
October 15, 2020

Possible COVID-19 “decoy”

It might be possible to use vesicles carrying the receptor for SARS-CoV-2, the virus that causes COVID-19, to bind the virus and prevent infection.
By Bill Snyder
October 15, 2020

Brain blood vessel response to hypoxia

The brain’s response to low oxygen — growth and remodeling of blood vessels — involves certain cell types and molecular pathways, Vanderbilt researchers have discovered.
By Leigh MacMillan
October 6, 2020

Early steps in reovirus replication

Conformational change in a reovirus surface protein modulate the virus’s attachment to host cells, Vanderbilt researchers have found.
By Leigh MacMillan
October 5, 2020

Clue to diabetic kidney disease

Vanderbilt researchers have identified a signaling pathway that promotes kidney fibrosis in patients with diabetes — and that could be targeted with an existing approved medication.
By Sarah E. Glass
October 1, 2020

Pinpointing brain changes in psychosis

Specific regions of the thalamus — a central brain region — are smaller in adults with psychotic disorders and youth at risk for psychotic disorders and are associated with cognitive impairment.
By Leigh MacMillan
October 1, 2020

Genes spell penicillin allergy risk

Studies using large DNA biobanks revealed genetic variants associated with penicillin allergy, the most common type of drug-induced allergic reaction.
By Paul Govern