medicine

New CRISPR Tool Protects Against Viruses Without Making Any DNA Cuts

Posted in Medicine, Science on 25th Jun, 2022
by Alex Muller

Cas12c is the first demonstrated example of a natural DNA-targeting system that provides antiviral immunity without the need to cut DNA, the authors concluded.

Vitamins, supplements are a 'waste of money' for most

Posted in Medicine, Science on 24th Jun, 2022
by Alex Muller

There's no 'magic set of pills to keep you healthy.' Diet and exercise are key.

Blood test developed to predict liver cancer risk

Posted in Medicine on 24th Jun, 2022
by Alex Muller

An estimated one-quarter of adults in the U.S. have nonalcoholic fatty liver disease (NAFLD), an excess of fat in liver cells that can cause chronic inflammation and liver damage, increasing the risk of liver cancer. Now researchers have developed a simple blood test to predict which NAFLD patients are most likely to develop liver cancer.

Lipid nanoparticles carry gene-editing cancer drugs past tumor defenses

Posted in Medicine, Science on 24th Jun, 2022
by Alex Muller

As they grow, solid tumors surround themselves with a thick, hard-to-penetrate wall of molecular defenses. Getting drugs past that barricade is notoriously difficult. Now, scientists have developed nanoparticles that can break down the physical barriers around tumors to reach cancer cells.

Researchers find way to target cancer while protecting healthy tissue

Posted in Medicine, Science on 24th Jun, 2022
by Alex Muller

Researchers have discovered how to target stem cells affected by leukaemia without causing harm to healthy stem cells, paving the way for new, safer treatments for the disease.