Heptad repeat
A type of tandem repeat sequence in which a group of seven aminoacids occurs many times in a protein sequence. Heptad repeats are characteristic of certain proteins such as the intermediate filament proteins.
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Abbreviation for human epidermal growth factor receptor 2. HER2 is a transmembrane tyrosine kinase receptor and is expressed by, and involved in the growth of, some cancer cells. For example, HER2 is overexpressed in 18% to 20% of invasive breast cancers and affects treatment as well as prognosis of breast cancers. Also called c-erbB-2 or […]
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In Greek mythology, a protector of women, who with her daughter Eileithyia was often called upon during childbirth.
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1. An adjective, referring to herbs, as in an herbal tea. 2. A noun, usually reflecting the botanical or medicinal aspects of herbs; also a book which catalogs and illustrates herbs. The word “herbal” was pronounced with a silent “h” on both sides of the Atlantic until the 19th century but this usage persists only […]
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A medication prepared from plants, including most of the world’s traditional remedies for disease. Most people think of herbal remedies as products sold over the counter as “supplements”, such as saw palmetto extract or goldenseal ointment. However, many over- the-counter and prescription drugs are based on ingredients originally derived from plants, including aspirin and digoxin. […]
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Also referred to as phytotherapy or botanical medicine, is one of the earliest systems of medicine known. It is the practice of making or prescribing plant based herbal remedies for medical conditions. Practitioners of herbalism may be licensed MDs, naturopaths, or osteopaths. They may also be unlicensed. Interested consumers should seek out knowledgeable, and preferably […]