Probiotic hydrogels heal gut wounds other bandages can’t reach

Harvard researchers have developed hydrogels that can be produced from bacterial cultures and applied to intestinal surfaces for faster wound healing.

Benjamin Boettner | Aug. 12, 2019 | harvard
~8 mins   

Tags: health-medicine bacterial-hydrogels curli-nanofibers e-coli gut harvard-john-a-paulson-school-of-engineering-and-applied-sciences mucoadhesive-nanofibers seas wyss-institute-for-biologically-inspired-engineering-at-harvard-university

Harvard undergrad Michael Chen works at the corner of med and tech

Undergraduate Michael Chen, who created an extraordinary program to help treat TB, also works with a student program to treat ordinary patients.

Jill Radsken | Aug. 9, 2019 | harvard
~5 mins   

Tags: health-medicine andrew-beam applied-math biology biomedical-informatics-lab crimson-care-collaborative fas hms isaac-kohane jill-radsken maha-farhat medical-technology michael-chen sean-eddy tuberculosis

Harvard study suggests racial tension may stem from fear of exposure to infectious diseases

A postdoctoral fellow working in the lab of Psychology Professor Matt Nock,Brian O’Shea is the lead author of a study that suggests racial tension may stem not from different groups being exposed to each other, but fear of a different sort of exposure — exposure to infectious diseases. The study is described in a July 15 paper published in Social Psychological and Personality Science.

Peter Reuell | Aug. 5, 2019 | harvard
~4 mins   

Tags: health-medicine brian-oshea discrimination disease disease-exposure explicit-bias exposure faculty-of-arts-and-sciences fas harvard implicit-bias in-group infectious-disease oshea out-group peter-reuell prejudice project-implicit racial-tension reuell

CBD risks and the chance to rein in supplements

A marijuana derivative called cannabidiol, or CBD, has begun making its way into supplements and even into foods, a use that runs afoul of an FDA designation of the compound as a prescription drug. A Harvard Medical School associate professor says CBD’s tangled legal status may provide an opportunity not only to clear up its status, but to bring clarity to the entire supplements industry.

Alvin Powell | Aug. 2, 2019 | harvard
~12 mins   

Tags: health-medicine alvin-powell cambridge-health-alliance cannabidiol cannabis cbd food-and-drug-administration harvard-medical-school pieter-cohen supplements

Study reveals zebrafish make an unexpected decision when faced with conflicting opportunities

Researchers have found that when making decisions that are important to the species’ survival, zebrafish choose to mate rather than to flee from a threat.

Jessica Lau | July 29, 2019 | harvard
~4 mins   

Tags: health-medicine social-behavior zebrafish

Daily e-cigarette use may help smokers quit regular cigarettes

A new study provides critical population-level evidence demonstrating that using e-cigarettes daily helps U.S. smokers to quit smoking cigarettes.

Malorye A. Branca | July 23, 2019 | harvard
~4 mins   

Tags: health-medicine cessation e-cigarette massachusetts-general-hospital nicotine-and-tobacco-research quit-smoking smokers

Plant-based diet may lower risk of Type 2 diabetes

A new meta-analysis shows that people who follow predominantly plant-based diets with greater adherence have a 23 percent lower risk of developing Type 2 diabetes than those who follow these diets with lower adherence.

Amy Roeder | July 22, 2019 | harvard
~3 mins   

Tags: health-medicine harvard-th-chan-school-of-public-health jama-internal-medicine plant-based-diet type-2-diabetes

Harvard’s Arnold Arboretum, local firms partner on compost program

Harvard's Arnold Arboretum partners with local businesses on environmentally responsible composting program.

Deborah Blackwell | July 18, 2019 | harvard
~8 mins   

Tags: health-medicine andrew-gapinski arnold-arboretum compost composting-initiative conor-guidarelli deborah-blackwell nicholas-walther recreo-coffee turtle-swamp-brewing wes-kalloch william-ned-friedman

Pregnancies persist among women taking acne medication known to cause birth defects

A new study reports that although the number has decreased, women taking isotretinoin — an acne medication known to cause birth defects — have continued to get pregnant even after the implementation of special distribution restrictions.

Haley Bridger | July 17, 2019 | harvard
~4 mins   

Tags: health-medicine accutane acne-medication birth-defects brigham-and-womens-hospital ipledge isotretinoin roaccutane special-restricted-distribution-program

Better screening for lung cancer

Massachusetts General Hospital researchers have identified markers that can distinguish between major subtypes of lung cancer and accurately identify lung cancer stage. Their work could eventually help physicians decide whether lung cancer patients need standard treatment or more aggressive therapy.

Harvard Gazette | July 16, 2019 | harvard
~5 mins   

Tags: health-medicine adenocarcinomas biomarkers david-c-christiani leo-l-cheng lung-cancer massachusetts-general-hospital metabolites non-small-cell-lung-cancer squamous-cell-carcinomas

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