Cornell University

Oncology & Cancer

Aggressive breast cancer linked to African ancestry

Weill Cornell Medicine investigators have identified definitive biological links between African ancestry and disease processes that affect an aggressive cancer type called triple-negative breast cancer (TNBC). Their analysis ...

Immunology

Cells help immune system tolerate friendly gut bacteria

Immune cells called group 3 innate lymphoid cells (ILC3s) play an essential role in establishing tolerance to symbiotic microbes that dwell in the human gastrointestinal tract, according to a study led by researchers at Weill ...

Neuroscience

Study finds tiny brain area controls work for rewards

A tiny but important area in the middle of the brain acts as a switch that determines when an animal is willing to work for a reward and when it stops working, according to a study published Aug. 31 in the journal Current ...

Oncology & Cancer

Portable cancer testing expands in sub-Saharan Africa

A portable diagnostic device designed by researchers at Cornell Engineering and Weill Cornell Medicine has been deployed in clinical tests in Uganda to identify cases of Kaposi sarcoma, a common yet difficult-to-detect cancer ...

Diseases, Conditions, Syndromes

Gut molecules may affect fattiness of liver

Sphingolipids—molecules ubiquitous throughout the human body, named after the Egyptian Sphinx for their complexity when scientists discovered them nearly 150 years ago—are not necessarily household conversation topics.

Psychology & Psychiatry

African American couples feel wear and tear of everyday racism

Everyday experiences of racial discrimination—such as being treated disrespectfully, mistaken for someone of the same race or told an offensive joke—are known to be a source of chronic stress for African American individuals, ...

Obstetrics & gynaecology

Stress during pregnancy can affect child's diet

Mothers' exposure to stress during pregnancy could have long-term detrimental effects on their children's diets, and thereby on health conditions related to diet—such as increased levels of obesity and obesity-related diseases—according ...

Diseases, Conditions, Syndromes

Nostril swab best way to test for COVID-19, study finds

In a new study, Cornell researchers found that nasopharyngeal swabs—taken from far back inside the nostril—were more effective at detecting COVID-19 than saliva tests or swabs just inside the nostril or under the tongue.

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