How melanoma silences the skin's natural antitumor defense

Cancers actively remodel their surrounding cells and tissues to create a microenvironment that favors their growth, survival and spread. Melanoma, a cancer of the pigment-producing melanocytes of the skin, is one of the most ...

GLP-1 treatment late in life extends lifespan in animal model

A study published in Nature has shown that the GLP-1 drug semaglutide extended the lifespan of older, healthy mice by tempering the detrimental effects of aging. Researchers at the University of California, Berkeley, directly ...

No safe tan: Why Canada's sunburn problem keeps getting worse

Scroll through social media and you will encounter a strange vocabulary for an old impulse: "tanmaxxing," "UV chasing" and "SPF shunning." In some corners of the internet, sunscreen is described as toxic, while a "natural" ...

Human blood marker points to a compound that slows ALS in mice

Amyotrophic lateral sclerosis (ALS) is a severe neurological disease that destroys nerve cells responsible for muscle movement. The disease typically begins with limb or bulbar weakness and progresses to respiratory failure. ...

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