Coronavirus: What’s happening in Canada and around the world on Jan. 21

The latest:U.S. President Joe Biden has outlined his national COVID-19 strategy to ramp up vaccinations and testing, reopen schools and businesses and increase the use of masks — including a requirement that Americans mask up for travel. International travellers entering...

Why the world won’t go back to ‘some sense of normal’ until all countries are vaccinated against COVID-19

As countries such as Canada and the United States continue vaccinating millions of citizens, global health experts warn the pandemic could keep raging if lower-income nations don't get their share of much-needed doses.It's a concern that's growing even as Dr....

Balancing brain cell activity

To process information in our brains, nerve cells produce brief electrical impulses, called action potentials, triggered from one highly specialized region. Research from the Netherlands Institute for Neuroscience, together with researchers from Heidelberg University and the University of Göttingen in...

Cartilage matrix as natural biomaterial for cartilage regeneration

Just a few millimetres thick, articular cartilage plays a crucial role in our musculoskeletal system, since it is responsible for smooth (in the truest sense of the word) movement. However, the downside of its particular structure is that even minor...

Scientists make pivotal discovery on mechanism of Epstein-Barr virus latent infection

Researchers at The Wistar Institute have discovered a new enzymatic function of the Epstein-Barr Virus (EBV) protein EBNA1, a critical factor in EBV's ability to transform human cells and cause cancer. Published in Cell, this study provides new indications for...

Study defines small-cell lung cancer subtypes and distinct therapeutic vulnerabilities for each type

Researchers from The University of Texas MD Anderson Cancer Center have developed the first comprehensive framework to classify small-cell lung cancer (SCLC) into four unique subtypes, based on gene expression, and have identified potential therapeutic targets for each type in...

New, simplified genetic test effectively screens for hereditary cancers

Researchers have developed a new integrated genetic/epigenetic DNA-sequencing protocol known as MultiMMR that can identify the presence and cause of mismatch repair (MMR) deficiency in a single test from a small sample of DNA in colon, endometrial, and other cancers....

Detailed tumour profiling

Researchers from the University Hospitals in Zurich and Basel, ETH Zurich, University of Zurich and the pharmaceutical company Roche have set out to improve cancer diagnostics by developing a platform of state-of-the-art molecular biology methods. The "Tumor Profiler" project aims...

Vegan diet significantly remodels metabolism in young children

The study concludes that vegan diet has a broad effect on children's metabolism. Serum biomarker levels for vitamins A and D, cholesterol forms and essential amino acids were significantly lower in children on vegan diet compared to age-adjusted omnivores. In...

‘Aging well’ greatly affected by hopes and fears for later life

If you believe you are capable of becoming the healthy, engaged person you want to be in old age, you are much more likely to experience that outcome, a recent Oregon State University study shows. "How we think about who...
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