Monell Chemical Senses Center

Genetics

Some like it sweet, others not so much: It's partly in the genes

A new study from the Monell Center and collaborating institutions suggests that a single set of genes affects a person's perception of sweet taste, regardless of whether the sweetener is a natural sugar or a non-caloric sugar ...

Immunology

Immune system protein regulates sensitivity to bitter taste

New research from the Monell Center reveals that tumor necrosis factor (TNF), an immune system regulatory protein that promotes inflammation, also helps regulate sensitivity to bitter taste. The finding may provide a mechanism ...

Neuroscience

Stress hormone receptors localized in sweet taste cells

According to new research from the Monell Center, receptors for stress-activated hormones have been localized in oral taste cells responsible for detection of sweet, umami, and bitter. The findings suggest that these hormones, ...

Psychology & Psychiatry

Pleasant smells increase facial attractiveness

New research from the Monell Chemical Senses Center reveals that women's faces are rated as more attractive in the presence of pleasant odors. In contrast, odor pleasantness had less effect on the evaluation of age. The findings ...

Medical research

Body odor changes following vaccination

Our understanding of the role of body odor in conveying personal information continues to grow. New research from the Monell Chemical Senses Center and the U.S. Department of Agriculture (USDA) reveals that immunization can ...

Medical research

Earwax: A new frontier of human odor information

Scientists from the Monell Center have used analytical organic chemistry to identify the presence of odor-producing chemical compounds in human earwax. Further, they found that the amounts of these compounds differ between ...

Health

Humans can use smell to detect levels of dietary fat

New research from the Monell Center reveals humans can use the sense of smell to detect dietary fat in food. As food smell almost always is detected before taste, the findings identify one of the first sensory qualities that ...

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