Steroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.Examples include the dietary lipid cholesterol, the sex hormones estradiol and testosterone and the anti-inflammatory drug dexamethasone.teroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.
Adj. 1. intramural-carried on within the bounds of an institution or community; most of the students participated actively in the college's intramural sports program. extramural-carried on outside the bounds of an institution or community; extramural sports. Translations.
Interventional radiology (IR) is one of the biggest advances in medical practice, offering treatments with less risk and less pain than open surgery. The vision to heal. Through a tiny incision in your skin, interventional radiologists deliver precise, targeted treatment to complex and sometimes life-threatening diseases and conditions. IR treatments are a well-accepted choice for conditions such as cardiovascular disease, stroke, cancer, uterine fibroids, varicose veins and many other common and serious medical issues.