- 行业: Library & information science
- Number of terms: 152252
- Number of blossaries: 0
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The National Library of Medicine (NLM), on the campus of the National Institutes of Health in Bethesda, Maryland, is the world's largest medical library. The Library collects materials and provides information and research services in all areas of biomedicine and health care.
1. Drying agent.
2. In agriculture, a substance used for drying up plants and facilitating their mechanical harvesting.
Industry:Biology; Chemistry
Formation (or generation) of chromosomal breaks and (or) consequent gain, loss or rearrangement of pieces of chromosomes.
Industry:Biology; Chemistry
Investigation yielding the no-observed-adverse-effect-level that is used by the USEPA as the basis of the reference dose.
Industry:Biology; Chemistry
Investigation yielding the no-observed-adverse-effect-level that is used by the USEPA as the basis of the reference dose.
Industry:Biology; Chemistry
Term applied to health effects, the severity of which varies with the dose and for which a threshold is believed to exist.
Industry:Biology; Chemistry
Process leading to a higher concentration of a substance in an organism than in environmental media to which it is exposed.
Industry:Biology; Chemistry
Process by which a normally non-biodegradable substance is biodegraded only in the presence of an additional carbon source.
Industry:Biology; Chemistry
Dose of a substance at and above which adverse functional changes, reversible or irreversible, occur in a cell or an organ.
Industry:Biology; Chemistry
Common name for a harmful plant parasite in the family Aphididae, some species of which are vectors of plant virus diseases.
Industry:Biology; Chemistry
Substance with activity against pests, that is produced naturally within a plant and may act as a defense against predators.
Industry:Biology; Chemistry
