Maintenance immunosuppressive drugs tied to severe COVID-19

Maintenance immunosuppressive drugs are associated with an increased risk for COVID-19 hospitalization in solid organ transplant recipients, according to a study published online Nov. 7 in JAMA Network Open.

Diseases, Conditions, Syndromes

No benefit in common shoulder treatment over placebo, finds study

A saline injection treatment widely used for calcific tendinopathy—a common, painful condition caused by a build-up of calcium in the rotator cuff tendons of the shoulder—provides no meaningful benefit over placebo, concludes ...


What's in your gut could be aggravating your menopause symptoms

Over the last decade, a lot has been learned about what a person's poop says about their overall health. Factors such as frequency of defecation and stool consistency can signify a number of health problems. A new study suggests ...

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A steroid is a terpenoid lipid characterized by its sterane or steroid nucleus: a carbon skeleton with four fused rings, generally arranged in a 6-6-6-5 fashion. Steroids vary by the functional groups attached to these rings and the oxidation state of the rings. Hundreds of distinct steroids are found in plants, animals, and fungi. All steroids are made in cells either from the sterol lanosterol (animals and fungi) or from the sterol cycloartenol (plants). Both sterols are derived from the cyclization of the triterpene squalene.

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