Digitalis lanata
digitalin dig"i*ta`lin, n. [Cf. F. digitaline.] (a) (Medicine, Pharmacy) Any one of several extracts of foxglove ({Digitalis}), as the ``French extract,'' the ``German extract,'' etc., which differ among themselves in composition and properties. Both {Digitalis lanata} and {Digitalis purpurea} have been used to prepare such extracts. (b) (Chem.) the distinctive chemical substance, a steroid glycoside, which is the essential ingredient of the extracts of foxglove. It is a white, crystalline substance ({C36H56O14}), and is a 3-substituted diglucoside of a steroid. It is a powerful cardiac stimulant and is used as a cardiotonic for treatment of certain heart conditions, such as congestive heart failure. Chemically it is

(3[beta],5[beta],16[beta])-3-[6-Deoxy-4-O-[beta]-D-glucopyranosyl-3-O-methyl-[beta]-D-galactopyranosyl)oxy]-14,16-dihyroxy-card-20 (22)-enolide. The related compounds {digitoxin} and {digoxin} are also extracted from the foxglove. The class of steroid glycosides having cardiotonic properties are refered to as the cardiac glycosides. --MI11

Syn: digitalinum verum, Diginorgin, Schmiedeberg's digitalin, digitalis, digitalis glycoside. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

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  • Digitalis lanata — digitoxin dig i*tox in (d[i^]j [i^]*t[o^]k s[i^]n), n. (Chem.) A steroid glycoside, one of the cardiotonic chemical substances which is extracted from the foxglove. It is a white, crystalline substance ({C41H64O13}), and is a 3 substituted… …   The Collaborative International Dictionary of English

  • Digitalis lanata — digoxin di*gox in, n. (Chem.) a steroid glycoside, one of the cardiotonic chemical substances which is extracted from the foxglove. It is a white, crystalline substance ({C41H64O14}), and is a 3 substituted triglucoside of a steroid, related… …   The Collaborative International Dictionary of English

  • Digitalis lanata — ID 27232 Symbol Key DILA3 Common Name Grecian foxglove Family Scrophulariaceae Category Dicot Division Magnoliophyta US Nativity Introduced to U.S. US/NA Plant Yes State Distribution CT, IN, KS, MA, MD, ME, MI, MN, NE, NH, NJ, NY, OH, PA, SC, VT …   USDA Plant Characteristics

  • Digitalis lanata — Famille Scrofulariacées Description Plante herbacée bisannuelle haute de 40 à 90 cm voir 2 mètres. Formant au cours de la première année une rosette terrestre ; au cours de la seconde, une haute tige dressée portant des feuilles oblongues… …   Wikipédia en Français

  • DIGITALIS LANATA EHRH. - НАПЕРСТЯНКА ШЕРСТИСТАЯ — см. 862. Многолетнее растение. Двулетнее растение. D. lanata Ehrh. Н. шерстистая Beitr. 7 (1792) 123. Воздел. лек. раст. (1954) 165. Атлас лек. раст. (1962) 380, рис. Р а с п р. Ю. В. Евр.: басс. Дуная, Сев. Балк. (горы), Закарпатье. К у л ь т.… …   Справочник растений

  • Digitalis lanata Ehrh. — Symbol DILA3 Common Name Grecian foxglove Botanical Family Scrophulariaceae …   Scientific plant list

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