Health

WHO simplifies pandemic alert system after criticism

The World Health Organization on Monday published a new plan on how to alert the world to possible flu pandemics, following harsh criticism of its handling of the H1N1 swine flu pandemic in 2009.

Diseases, Conditions, Syndromes

Polio still a threat to public health

Health professionals and researchers across the globe believe they are on the verge of eradicating polio, a devastating virus which can lead to paralysis and death. Despite successful eradication in most countries, there ...

Medical research

Sperm length variation is not a good sign for fertility

(Medical Xpress)—A new study published online in the journal Human Reproduction finds that the greater the inconsistency in the length of sperm, particularly in the tail (flagellum), the lower the concentration of sperm ...

Genetics

Getting rid of unwanted visitors

Gut-dwelling bacteria are attracting increasing attention, particularly those associated with human diseases. Helicobacter pylori is found in the stomach of humans, where it may cause chronic gastritis and gastric ulcers, ...

Oncology & Cancer

Gene mutation as cause of breast and ovarian cancer

A change to the so-called TERT gene considerably increases the risk of breast and ovarian cancer. This is the result of a current, multicenter study in which the University Department of Gynaecology and the Comprehensive ...

Cardiology

Self-organizing human heart organoids

Biologist Sasha Mendjan at the Austrian Academy of Sciences in Vienna and his team have used human pluripotent stem cells to grow sesame-seed-sized heart models, called cardioids, that spontaneously self-organize to develop ...

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