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University of Pennsylvania School of Medicine


Federated machine learning enables the largest brain tumor study to-date, without sharing patient data

A massive collaborative study using federated learning developed a model that enhances identification and prediction of boundaries in three tumor sub-compartments without compromising patient privacy. The dataset, comprising 6,314 glioblastoma patients from 71 sites globally, is the largest and most diverse ever considered.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Communications·TypeRandomized controlled/clinical trial·DateDec 5, 2022

Half of patients in telemedicine program for opioid use disorder current with medication a month later

A telemedicine program for opioid use disorder patients showed that 55% of patients continued with their medication 30 days after being prescribed buprenorphine. The program received 371 calls and provided 249 buprenorphine prescriptions, filling a significant gap in treatment for this population.

SourceUniversity of Pennsylvania School of Medicine·JournalNEJM Catalyst·TypeMeta-analysis·DateNov 16, 2022

Penn study illuminates why cancers caused by BRCA mutations recur

A new study found that BRCA1/2 mutation-associated cancers have specific features that contribute to their high risk of recurrence, including changes in the BRCA2 protein's messenger-RNA molecule. The researchers identified multiple novel markers of therapeutic resistance, highlighting the importance of tumor profiling at treatment time.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Communications·DateNov 10, 2022

Study finds automated texts decrease odds of rehospitalization

Researchers found that patients who received automated text messages from their primary care team after discharge had a significant decrease in hospital readmission (55%) and emergency care use (41%) compared to those who did not receive the texts. This study adds to evidence that connecting with patients through text messaging can hel...

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateNov 7, 2022

Gene therapy rapidly improves night vision in adults with congenital blindness

Researchers at the University of Pennsylvania School of Medicine have developed a gene therapy that rapidly restores night vision in adults with LCA, a common form of congenital blindness. The treatment has been shown to improve rod-based visual functions and correct severe visual deficits in patients.

SourceUniversity of Pennsylvania School of Medicine·JournaliScience·TypeRandomized controlled/clinical trial·DateOct 10, 2022

Penn study identifies new prognostic biomarker for heart failure

A new study has identified a potential prognostic biomarker for heart failure with preserved ejection fraction (HFpEF), where patients with higher blood levels of endotrophin are at increased risk of adverse outcomes. The finding could lead to the development of a standard blood test to assess HFpEF patients and guide treatment.

SourceUniversity of Pennsylvania School of Medicine·JournalNEJM Evidence·TypeRandomized controlled/clinical trial·DateSep 14, 2022

How health systems can help build black wealth

According to Penn Medicine experts, health systems can utilize several strategies to help Black communities build wealth, including promoting job opportunities and investing in local economies. Wealth building has also been shown to improve health outcomes, as it affords choice and stability in housing, education, and nutrition.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·TypeCommentary/editorial·DateAug 31, 2022

Deep brain stimulation shows promise against binge eating disorder, Penn Research finds

A pilot clinical trial found that implanted brain-stimulating devices dramatically reduced bingeing episodes and helped patients lose weight in two patients with loss-of-control binge eating disorder. The study used a device to monitor activity in the nucleus accumbens, a brain region involved in processing pleasure and reward.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Medicine·TypeRandomized controlled/clinical trial·DateAug 29, 2022

The locked library: Disease causes cells to reorder their DNA incorrectly

Researchers found that cells in diseased connective tissue lose their ability to reorder DNA information correctly, leading to cell dysfunction. The study suggests that epigenetic treatments could restore healthy genome organization and may be effective treatments for conditions affecting dense tissues.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Biomedical Engineering·TypeExperimental study·DateAug 22, 2022

Liver cancer’s supercharged metabolism offers a new treatment strategy, Penn study suggests

Researchers discovered that liver cancer cells modify their metabolism to leave them susceptible to disruptions in arginine supply, a key molecule. A three-pronged approach targeting tumor metabolism, blocking survival-promoting responses, and starving tumors of arginine can induce senescence, making cancer cells killable.

SourceUniversity of Pennsylvania School of Medicine·JournalCell Metabolism·TypeExperimental study·DateAug 2, 2022

Hormone infusion improves pancreatic insulin production in cystic fibrosis patients with or at risk for diabetes

Researchers have found that infusing glucagon-like peptide-1 (GLP-1) hormone can improve impaired islet cell function in the pancreas of cystic fibrosis patients, potentially improving blood sugar control and treatment burden. The study suggests a new therapeutic approach for treating cystic fibrosis-related diabetes.

SourceUniversity of Pennsylvania School of Medicine·JournalDiabetes·TypeRandomized controlled/clinical trial·DateJul 21, 2022

Discovery of molecular signatures of immature neurons in the human brain throughout life provide new insights into brain plasticity and other functions, according to Penn Medicine researchers

A team of researchers has used advanced techniques to identify immature hippocampal neurons in significant numbers throughout the human lifespan. The findings resolve a long-running controversy over adult neurogenesis and provide insights into brain plasticity, memory, mood, behavior, and brain disorders.

SourceUniversity of Pennsylvania School of Medicine·JournalNature·TypeRandomized controlled/clinical trial·DateJul 18, 2022

Where and when violent crime rates fall, heart disease deaths fall, too

A new analysis of data from Chicago shows that as violent crime decreases, so does the area's death rate from heart disease. The study, published in the Journal of the American Heart Association, found a significant decline in cardiovascular disease mortality when violent crime declined by more than 10%.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of the American Heart Association·TypeData/statistical analysis·DateJul 14, 2022

TCF-1 protein plays essential role in breaking down barriers as T cells form

Researchers discovered that the TCF-1 protein enables plasticity in cells across neighborhoods during T cell development, weakening insulation and increasing interactions between adjacent neighborhoods. This finding sheds new light on immunotherapy approaches and could lead to more efficient cancer treatments.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Immunology·TypeExperimental study·DateJun 20, 2022

Spinal anesthesia linked to higher painkiller use in hip fracture patients

A recent study published in Annals of Internal Medicine found that patients who underwent spinal anesthesia for hip fracture surgery experienced more pain and were more likely to use prescription painkillers compared to those who received general anesthesia. The researchers hope to improve pain care by increasing the use of peripheral ...

SourceUniversity of Pennsylvania School of Medicine·JournalAnnals of Internal Medicine·TypeData/statistical analysis·DateJun 13, 2022

Study: Text messaging shows promise in reaching unvaccinated patients

A study found that automated text messaging was comparable to direct phone calls in getting unvaccinated patients to seek COVID-19 shots, with higher response rates among Black patients and those with lower incomes. The study suggests using text messaging as a low-cost alternative to traditional patient outreach.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateJun 13, 2022

Promising results for chemo-immunotherapy combination against pancreatic cancer, Penn study finds

Researchers found that combining chemotherapy with immunotherapy increased one-year survival rates for patients with advanced pancreatic cancer, with anti-PD-1/chemo regimen showing the highest response. The study identified key immune system biomarkers associated with better outcomes, offering new hope for precision oncology.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Medicine·TypeObservational study·DateJun 3, 2022

Penn Medicine study reveals imaging approach with potential to detect lung cancer earlier, at the cellular level

Researchers at Penn Medicine have developed an imaging agent that detects cancer cells in real-time during biopsies, offering promise for earlier and more accurate diagnoses. The technology, known as NIR-nCLE, uses a combination of near-infrared tracers and confocal laser endomicroscopy to identify microscopic cancer cells.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Communications·TypeExperimental study·DateMay 18, 2022

First mutation-targeted bladder cancer drug may be under-used

A recent study analyzed a large database of bladder cancer patients and found that fewer than half had been tested for the relevant gene mutation or received erdafitinib treatment, despite its proven efficacy. The research highlights significant barriers to treatment, including obstacles in testing and education for healthcare providers.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Oncology·TypeContent analysis·DateMay 12, 2022

Large study in Botswana finds daily micronutrient supplementation during pregnancy reduces complications at birth

A six-year study of nearly 100,000 women in Botswana found daily iron, folic acid, and vitamin supplementation can reduce birth complications, including low birthweight. The study also showed benefits for HIV-positive pregnant women, with rates of adverse outcomes significantly lower than those taking iron or folic acid alone.

Program issuing mailed kits doubles rate of leftover opioids disposal

A study by researchers at the University of Pennsylvania School of Medicine found that mailing opioid disposal kits doubled the rate of safe disposal among patients who received them. The kits were provided to 235 patients after orthopedic or urologic procedures and resulted in the safe disposal of 480 unused tablets.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateMay 6, 2022

“Keto” molecule may be useful in preventing and treating colorectal cancer, Penn study suggests

Researchers found that a molecule called beta-hydroxybutyrate (BHB) produced in the liver during low-carb diets can suppress colorectal tumor growth. BHB's anti-tumor effects were replicated by giving mice the molecule directly, indicating its potential as a preventive and treatment for colorectal cancer.

SourceUniversity of Pennsylvania School of Medicine·JournalNature·TypeExperimental study·DateApr 27, 2022

Making a game of it: Contests help new moms increase their steps

Researchers found that gamification increased daily steps by an average of 647 for postpartum individuals with hypertensive disorders of pregnancy. The study, published in JAMA Cardiology, demonstrates the effectiveness of text-based gamification interventions to improve physical activity among high-risk postpartum women.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Cardiology·TypeRandomized controlled/clinical trial·DateApr 20, 2022

Pulse oximeters did not change outcomes for patients in COVID-19 monitoring program

A randomized trial by the University of Pennsylvania School of Medicine found that pulse oximeters did not change outcomes for patients with COVID-19 in a remote monitoring program. The study enrolled over 2,000 patients and found no statistical difference in the average number of days patients spent alive and out of the hospital.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateApr 6, 2022

Penn researchers develop injectable microtissue to preserve muscle function in rats with severed sciatic nerves

Researchers engineered injectable microtissue containing motor and sensory neurons to provide a source of axons to muscles, preventing degeneration and loss of function while nerves regrow. The technology shows promise to improve recovery of sensory and motor function after peripheral nerve injuries.

SourceUniversity of Pennsylvania School of Medicine·JournalBioactive Materials·TypeRandomized controlled/clinical trial·DateApr 6, 2022

Penn-Developed CAR T Cells Suppress GI Solid Tumor Cells, Without Toxicity to Healthy Tissue, in Preclinical Research

Researchers at Penn Medicine have discovered a new approach to treat solid cancers using CDH17CAR T cells, which selectively target and eliminate gastrointestinal (GI) solid tumors like gastric, pancreatic, and colorectal cancers in preclinical models. Unlike other immunotherapies, CDH17CAR T cells do not show toxicity to healthy tissues.

Those with facial scars rate their own appearance more critically than surgeons and strangers

A new study from the University of Pennsylvania School of Medicine found that patients who underwent facial surgery thought their surgical scars looked worse than surgeons and independent observers did. The researchers suggest that surgeons should counsel patients on what to expect their scars will look like in weeks following surgery.

SourceUniversity of Pennsylvania School of Medicine·JournalFacial Plastic Surgery & Aesthetic Medicine·DateMar 16, 2022