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AI-powered data-mining study illuminates clinical complexity of tooth decay

AI-powered data-mining study illuminates clinical complexity of tooth decay

In a new study, Penn Dental Medicine researchers developed a process to organize and analyze dental and other data, and identified new subtypes and patterns for tooth decay, which may require different types of screening and risk prediction approaches.

Can aging be treated at the cellular level?
A microscope with a slide.

Image: Wladimir Bulgar via Getty Images

Can aging be treated at the cellular level?

Penn researchers Shelley Berger and Esra Sahingur explain senescence, the process of cellular aging, and discuss the complexities of developing anti-aging therapies that target these cells.

4 min. read

How ‘um’ and ‘uh’ shape impressions
Jonathan Lee.

Fourth-year linguistics Ph.D. student Jonathan Lee became curious about breaks in speech when he noticed they were missing from transcripts and subtitles.

(Image: Kevin Ren)

How ‘um’ and ‘uh’ shape impressions

Disfluency, or irregularities and breaks in speech, are part of life—but do they affect how we perceive each other? Fourth-year linguistics Ph.D. student Jonathan Lee is trying to find out.

From Omnia

2 min. read

Working in groups can help Republicans and Democrats agree on controversial content moderation online

Working in groups can help Republicans and Democrats agree on controversial content moderation online

A new study by Annenberg School for Communication professor Damon Centola and alum Douglas Guilbeault explores how content moderators can reach consensus on classifying controversial material online, including inflammatory, offensive, or hateful images.

Hailey Reissman

2 min. read

When employees feel slighted, they work less

When employees feel slighted, they work less

New research from Wharton management professor Peter Cappelli reveals how even the slightest mistreatment at work can result in lost productivity.

From Knowledge at Wharton

2 min. read

Sniffing out cancer: Trained dogs can detect hemangiosarcoma by scent
A black lab smelling an odor in an olfactometer.

Dalton at the olfactometer lineup.

(Image: Shelby Wise)

Sniffing out cancer: Trained dogs can detect hemangiosarcoma by scent

Penn Vet’s Cynthia M. Otto and Clara Wilson and colleagues show that trained dogs can identify the odor of hemangiosarcoma, a devastating canine cancer, offering the hope of a better screening tool and more effective treatments.

3 min. read

Gene therapy ‘switch’ may offer non-addictive pain relief
Scan of human amygdala.

Image: nopparit via Getty Images

Gene therapy ‘switch’ may offer non-addictive pain relief

In a preclinical study, Penn Medicine researchers have uncovered a new gene therapy that targets only pain signals while leaving the rest of the brain untouched.

Eric Horvath

2 min. read