Category
Medical Sciences
All Nolege News articles on Medical Sciences.
4 articles
Medical Sciences
An infected catheter often cannot be cured while it is still in place. That is a materials problem, not a drug problem
Bacteria on an indwelling device build a matrix that antibiotics struggle to penetrate, which is why removal is so often the treatment. Coatings are the attempt to prevent that, and their record is more mixed and more interesting than the marketing suggests — including one large trial that found a widely used coated catheter did not help.
Read more →
Medical Sciences
India's antivenom is made against four snakes. There are far more than four snakes.
Snakebite kills around 58,000 people a year in India, more than anywhere else on earth. The treatment exists and is often free — and it still fails, for reasons that start with how antivenom is manufactured.
Read more →
Medical Sciences
How some people resist a disease their genes made near-certain
A few people carry mutations that should have made them ill, and stay well anyway. Here is how protective genetic variants work, why researchers hunt for them, and what a new preprint on two Colombian carriers does and does not show.
Read more →
Medical Sciences
How vaccines actually train your immune system
A vaccine does not fight disease for you — it teaches your own immune system to recognise a threat in advance. Here is how that training works, and the main types of vaccines.
Read more →