Brain neurons process salience, valence and value separately to understand what is important—and what isn't

The sound of a fire alarm tells us to get out quickly to not get hurt, while the sight of a gas station sign can signal a ...
Phys.org

Hagfish olfactory genes hint at ancient origins of vertebrate sense of smell

Researchers at University of Tsukuba and their collaborators have conducted a comprehensive analysis of the olfactory receptor repertoire of the hagfish (Eptatretus burgeri), a jawless vertebrate.
amecopress

The Most Addictive Smell on Earth, According to Science

Scientific research has unveiled fascinating insights into how certain aromas trigger powerful emotional and behavioral responses in humans. The phenomenon of scent addiction stems from the direct ...
eLife

Adult-neurogenesis allows for representational stability and flexibility in early olfactory system

Not revised: This Reviewed Preprint includes the authors’ original preprint (without revision), an eLife assessment, and public reviews. The authors build a network model of the olfactory bulb and the ...
Knowridge

Peanut butter test may detect Alzheimer’s early, study finds

Researchers at the University of Florida have created a simple and clever test using peanut butter that could help doctors detect Alzheimer’s disease early. The study, led by Jennifer J. Stamps, was ...
psychiatryadvisor.com

Intranasal Administration of PET Radiotracer Delivers Insulin to Multiple Brain Regions

Elevated standard uptake values were seen for 11 brain regions, including regions that support cognition. Kiran K. Solingapuram Sai, Ph.D., from the Wake Forest University School of Medicine in ...
The American Journal of Managed Care

Insulin Nasal Spray Reaches Memory Centers in Brain, Offering Hope for Alzheimer Treatment

Intranasal insulin effectively targets brain regions involved in memory and cognition, showing promise for Alzheimer and MCI treatment. Insulin uptake varied among participants, with higher uptake in ...
EurekAlert!

New study validates insulin nasal spray to deliver Alzheimer’s drug directly to the brain

WINSTON-SALEM, N.C., July 23, 2025 — A groundbreaking brain imaging study from Wake Forest University School of Medicine confirms a vital step toward new Alzheimer’s disease treatments: Intranasal ...
BioSpace

New Study Using Aptar’s Nasal Drug Delivery System Validates Insulin Nasal Spray to Deliver Alzheimer’s Drug Directly to the Brain

Research by Wake Forest University School of Medicine provides a crucial method for future Alzheimer’s disease treatment trials and reveals key differences in how the drug is absorbed in people with ...
The New Yorker

Remembrance of Scents Past

This past August, in a windowless room of the British Library, in London, Tasha Marks was enacting her own form of time travel. Marks is a scent designer who works with museums, heritage sites, and ...
Live Science

Which animal has the best sense of smell?

There are multiple contenders for the title of best smeller, but no clear winner just yet. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. From ...