Diseases, Conditions, Syndromes

COVID-19: lessons to learn about the first 4.0 pandemic

Although the SARS-CoV-2 outbreak emerged suddenly in the popular market of exotic and wild animals in Wuhan in December 2019, phylogenetic studies show that coronavirus was already present in latency phase in October in the ...

Health

Study suggests marijuana may impair female fertility

Female eggs exposed to THC, the psychoactive ingredient in marijuana, have an impaired ability to produce viable embryos, and are significantly less likely to result in a viable pregnancy, according to an animal study accepted ...

Genetics

A molecule that directs neurons

The habenula is a small region at the centre of the brain, but is crucial for people's lives. It is made up of groups of nerve cells that control the "neurotransmitters" of the brain, that is to say substances like dopamine, ...

Medical research

Producing human tissue in space

On 6 March at 11:50 p.m. EST, the International Space Station resupply mission Space X CRS-20 took off from Cape Canaveral (U.S.). On board were 250 test tubes from the University of Zurich containing adult human stem cells. ...

Health

Reduced food intake in old mice can no longer improve health

Reduced food intake helps both animals and humans to improve health in old age and can prolong life. But when do you have to change your diet to achieve this benefit in old age? Scientists from the Max Planck Institute for ...

Dentistry

Special sensory cells in the gums protect against periodontitis

Newly discovered chemical-sensing cells in the gums protect the mouth by standing guard against infections that damage soft tissue and destroy the bone that supports the teeth, report researchers from the Monell Chemical ...

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