| conservation of natural resources | The protection, preservation, restoration, and rational use of all resources in the total environment. (12 Dec 1998) |
|---|---|
| controlled thermonuclear research | General label for research on controlled thermonuclear fusion reactions. (09 Oct 1997) |
| health outcomes research | The measurement of the value of a particular course of therapy. Health outcomes research is based on the principle that every clinical intervention produces a change in the health status of a patient and that change can be measured. (12 Dec 1998) |
| health services research | The integration of epidemiologic, sociological, economic, and other analytic sciences in the study of health services. Health services research is usually concerned with relationships between need, demand, supply, use, and outcome of health services. The aim of the research is evaluation, particularly in terms of structure, process, output, and outcome. (12 Dec 1998) |
| product | 1. Anything that is produced, whether as the result of generation, growth, labour, or thought, or by the operation of involuntary causes; as, the products of the season, or of the farm; the products of manufactures; the products of the brain. "There are the product Of those ill-mated marriages." (Milton) "These institutions are the products of enthusiasm." (Burke) 2. <mathematics> The number or sum obtained by adding one number or quantity to itself as many times as there are units in another number; the number resulting from the multiplication of two or more numbers; as, the product of the multiplication of 7 by 5 is 35. In general, the result of any kind of multiplication. See the Note under Multiplication. Synonym: Produce, production, fruit, result, effect, consequence, outcome, work, performance. Origin: L. Productus, p. Pr. Of producere. See Produce. Source: Websters Dictionary (01 Mar 1998) |
| product, gene | The RNA or protein that results from the expression of a gene. The amount of gene product is a measure of the degree of gene activity. (12 Dec 1998) |
| product inhibition | Inhibition of an enzyme activity by a product of the reaction catalyzed by that enzyme. (05 Mar 2000) |
| product labeling | Use of written, printed, or graphic materials upon or accompanying a product or its container or wrapper. It includes purpose, effect, description, directions, hazards, warnings, and other relevant information. (12 Dec 1998) |
| product line management | Management control systems for structuring health care delivery strategies around case types, as in drgs, or specific clinical services. (12 Dec 1998) |
| product-moment correlation | A statistical procedure which yields the correlation coefficient referred to as r (-1.00 to +1.00) and involves the actual values, rather than the ranks (rank order) of the measurements. (05 Mar 2000) |
| product packaging | Form in which product is processed or wrapped and labelled. (12 Dec 1998) |
| product recovery | The process of separating a desired recombinant protein from the growth medium and the other elements in the host cells in which it was grown. (14 Nov 1997) |
| product surveillance, postmarketing | Surveillance of drugs, devices, appliances, etc., for efficacy or adverse effects, after they have been released for general sale. (12 Dec 1998) |
| secondary product | <plant biology> End product of plant cell metabolism, which accumulates in or is secreted from, the cell. Includes anthocyanins, alkaloids, etc. Some are of major economic importance, for example as drugs. In contrast to a primary product that is involved in the vital metabolism of the plant. (18 Nov 1997) |
| spallation product | An atomic species produced in the course of the spallation of any atom. (05 Mar 2000) |