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Articles by Rahma Ibrahim (7)

‘Metronome cells’  may play timekeeping role in brain

News, Science & Research

‘Metronome cells’ may play timekeeping role in brain

September 25, 2019 0 comments

University researchers have discovered a new subset of cells — “metronome cells” — that may act as timekeepers in the brain, a finding that contributes new information to one of the biggest debates in neuroscience.

University dermatology researchers analyzed data from two Harvard studies to determine  vitamin A’s impact on skin cancer prevention.

Science & Research

University study finds vitamin A may reduce risk of cancer

September 10, 2019 0 comments

Researchers at the Alpert Medical School’s Department of Dermatology found that diets rich in vitamin A are associated with a 17 percent reduced risk of developing the second most common type of skin cancer, cutaneous squamous cell carcinoma.

Researchers found that mechanical properties of a spider silk web are different throughout the web. They also found that these differences allow the web to have nearly uniform energy absorption, so any prey that hits the web will be captured.

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Study increases understanding of spider web properties

April 19, 2019 0 comments

University researcher and Professor of Engineering Huajian Gao and Xi-Qiao Feng, a researcher from Tsinghua University, led a study that found that the mechanical properties of spider silk change significantly at different points on the web.

Professor Haneesh Kesari and Weilin Deng GS proved through their research that Van der Waals forces affect minute objects similarly to how gravity affects larger objects; while the forces compete to dominate, van der Waals overcomes gravity in the interactions of extremely small objects.

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Differences in surface roughness can affect how those surfaces stick together

March 21, 2019 0 comments

Two university researchers, Haneesh Kesari, an assistant professor of engineering, and Weilin Deng GS, the lead author of the study, recently discovered that extremely small differences in surface roughness affect adhesion, or the way these surfaces will stick together.

University researchers develop tool to identify areas of toxic waste contamination

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University researchers develop tool to identify areas of toxic waste contamination

March 13, 2019 0 comments

A team of two current and one former University researchers has designed a geospatial tool and database that can map and identify likely regions of toxic waste contamination in Rhode Island, with applications in transportation, ecology, policy-making and quality of life, among others.

Researchers examine gut microbiome, Vitamin A

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Researchers examine gut microbiome, Vitamin A

February 12, 2019 0 comments

Bacteria in the gut microbiome and vitamin homeostasis can help protect their hosts from the spread of pathogens, according to a study published Dec. 18 by researchers at the University and the University of Washington.

Francois Luks’ course has inspired similar offerings around the country in the small but growing discipline of medical illustration.

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Course explores intersection of art, medicine

October 15, 2018 0 comments

As a practicing physician, Francois Luks, professor of surgery, pediatrics, obstetrics and gynecology at the Alpert Medical School, regularly used drawings to illustrate complicated medical concepts to his patients.