| culture media | Any liquid or solid preparation made specifically for the growth, storage, or transport of microorganisms or other types of cells. The variety of media that exist allow for the culturing of specific microorganisms and cell types, such as differential media, selective media, test media, and defined media. Solid media consist of liquid media that have been solidified with an agent such as agar or gelatin. (12 Dec 1998) |
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| culture media, conditioned | Culture media containing biologically active components obtained from previously cultured cells or tissues that have released into the media substances affecting certain cell functions (e.g., growth, lysis). (12 Dec 1998) |
| culture media, serum-free | Culture media free of serum proteins but including the minimal essential substances required for cell growth. This type of medium avoids the presence of extraneous substances that may affect cell proliferation or unwanted activation of cells. (12 Dec 1998) |
| culture medium | A substance, either solid or liquid, used for the cultivation, isolation, identification, or storage of microorganisms. Synonym: growth medium, medium, nutrient medium. (05 Mar 2000) |
| cultured | <cell culture> The process of incubating viruses or bacteria from tissue or other body fluids, for the purpose of identification. (27 Sep 1997) |
| Culver's root | <botany> Dried rhizome and roots of Veronicastrum virginicum (family Serophulariaceae). Indigenous to North America. Formerly used as a cathartic. Synonym: black root, Culver's root. (05 Mar 2000) |
| cum | With Origin: L. (05 Mar 2000) |
| cumarin | <drug> O hydroxycinnamic acid. Pleasant smelling compound found in many plants and released on wilting (probably a major component of the smell of fresh hay). Has anticoagulant activity by competing with Vitamin K. (18 Nov 1997) |
| cumetharol | 3,3'-(2-methoxyethylidene)bis(4-hydroxycoumarin);an oral anticoagulant. Synonym: cumetharol, cumethoxaethane. (05 Mar 2000) |
| cumethoxaethane | 3,3'-(2-methoxyethylidene)bis(4-hydroxycoumarin);an oral anticoagulant. Synonym: cumetharol, cumethoxaethane. (05 Mar 2000) |
| Cummer's classification | A listing of several types of removable partial dentures in accordance with the distribution of direct retainers. (05 Mar 2000) |
| Cummer's guideline | A line scribed on an abutment tooth of a dental cast by means of a dental surveyor indicating the height of contour of the tooth according to a specific path of insertion, a line which serves as a guide in the proper location of various parts of a clasp assembly for a removable partial denture. Synonym: clasp guideline, Cummer's guideline. (05 Mar 2000) |
| Cummer, William | <person> Canadian dentist, 1879-1942. See: Cummer's classification, Cummer's guideline. (05 Mar 2000) |
| cUMP | <abbreviation> Cyclic uridine 3',5'-monophosphate. (05 Mar 2000) |
| cumulative | Increasing or growing by accumulation or successive additions. (18 Nov 1997) |