- 行业: Library & information science
- Number of terms: 152252
- Number of blossaries: 0
- Company Profile:
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.
Substance that has to be metabolized before it becomes a carcinogen.
Industry:Biology; Chemistry
Substance that, taken into or formed within the organism, impairs the health of the organism and may kill it.
Industry:Biology; Chemistry
Substance used mainly to repel blood sucking insects in order to protect man and animals.
Note: This term may also be used for substances used to repel mammals, birds, rodents, mites, plant pests, etc.
Industry:Biology; Chemistry
Substance which can be tracked through one or more reactions or systems, often by detecting an incorporated isotope.
Industry:Biology; Chemistry
Substance which contributes more than additively to a mutual effect with another substance.
Industry:Biology; Chemistry
Substance(s) used to formulate active ingredients for administration or use.
Note: In this context, it is a general term for solvents, suspending agents, etc.
Industry:Biology; Chemistry
Summation of levels of all the residues of a defined pesticide in a food.
Industry:Biology; Chemistry
Supernatant fraction obtained from an organ (usually liver) homogenate by centrifuging at 9000 g for 20 minutes in a suitable medium; this fraction contains cytosol and microsomes.
Industry:Biology; Chemistry
Surrounding conditions as perceived by persons living in these conditions.
Industry:Biology; Chemistry
Surrounding conditions as perceived by persons living in these conditions.
Industry:Biology; Chemistry
