Immunology

Gut immune cells play by their own rules

Only a few vaccines—for example, against polio and rotavirus—can be given orally. Most must be delivered by injection. Weizmann Institute of Science researchers suggest this may be, in part, because the training program ...

Medical research

A gut feeling for mental health

The first population-level study on the link between gut bacteria and mental health identifies specific gut bacteria linked to depression and provides evidence that a wide range of gut bacteria can produce neuroactive compounds. ...

Medical research

An overview of microbiome research

A trio of medical researchers, two with Tel Aviv Sourasky Medical Center, the other with the Weizmann Institute of Science, has published a Focus piece in the journal Science Translational Medicine as part of the journal's ...

Medications

How gut bacteria affect the treatment of Parkinson's disease

Patients with Parkinson's disease are treated with levodopa, which is converted into dopamine, a neurotransmitter in the brain. In a study published on 18 January in the journal Nature Communications, scientists from the ...

Medical research

Sugar targets gut microbe linked to lean and healthy people

Sugar can silence a key protein required for colonization by a gut bacterium associated with lean and healthy individuals, according to a new Yale study published the week of Dec. 17 in the journal Proceedings of the National ...

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