Genetics

Beware the 'molecular parasites' involved in aging and disease

If you've ever seen a petunia with artfully variegated petals, then you've seen transposons at work. The flower's showy color patterns are due to transposable elements, or DNA sequences that can move locations within a genome. ...

Medications

Preventing chemotherapy from overstaying its welcome

For patients with cancer, the tumor-killing power of chemotherapeutic drugs is a double-edged sword. While many cancer drugs kill tumor cells, they can also harm healthy cells as they travel throughout the bloodstream.

Medical research

Study unveils picolinic acid's broad-spectrum antiviral abilities

Picolinic acid, a natural compound produced by mammalian cells, can block several disease-causing viruses such as SARS-CoV-2 and influenza A viruses, according to a new study by researchers at the Indian Institute of Science ...

Medical research

Overcoming obstacles to promote repair in multiple sclerosis

In the nearly 1 million Americans living with multiple sclerosis, the fatty substance that insulates the nerves of the central nervous system—called myelin—is damaged. This slows the transmission of signals from their ...

Oncology & Cancer

Tumors hide from the immune system with help from this protein

Cancer drugs called immune checkpoint inhibitors boost the immune system's ability to find and destroy tumor cells, but they don't work for most patients. Researchers at the Broad Institute of MIT and Harvard, Massachusetts ...

Health

How parks and green spaces can improve your health

Parks and green spaces provide a variety of health benefits by promoting physical activity, connection to nature and opportunities for community engagement. Nature-based programs can even be prescribed by health care providers ...

Health

E-cigarette vapors, flavorings, trigger lung cell stress

Do electronic cigarettes help people quit smoking? As the debate continues on that point, a new University of Rochester study suggests that e-cigarettes are likely a toxic replacement for tobacco products.

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