- 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.
Quantity of air or test gas that is inhaled and exhaled during one respiratory cycle.
Industry:Biology; Chemistry
Quantity of metabolizable substance divided by product of quantity of absorbed substance and exposure.
Industry:Biology; Chemistry
Quantity value, generally accepted as having a suitably small measurement uncertainty, to be used as a basis for comparison with values of quantities of the same kind.
Industry:Biology; Chemistry
Radical nitrogen-based molecules that can act to facilitate nitrosylation reactions; reactive nitrogen species include dioxidonitrogen(•) (nitrogen dioxide, nitryl radical) NO2•, oxidonitrogen(•) (nitrogen monoxide, nitrosyl radical) NO• oxidonitrogen(1+) (nitrosyl cation) NO+, hydroxyoxidonitrogen (nitrous acid) HNO2 and oxidonitrate(1-) NO-.
Industry:Biology; Chemistry
Ratio between toxic and therapeutic doses (the higher the ratio, the greater the safety of the therapeutic dose).
Industry:Biology; Chemistry
Substance from which another, usually more biologically active, substance is formed.
Industry:Biology; Chemistry
Substance intended to kill slime-producing organisms.
Note: Used on paper stock, water cooling systems, paving stones etc.
Industry:Biology; Chemistry
Substance or preparation that produces non-heritable adverse effects on male and female reproductive function or capacity and on resultant progeny.
Industry:Biology; Chemistry
Substance produced by plants or animals, or a synthetic analogue thereof, that evokes a behavioral response in individuals of the producing species or other species (e.g. allomones, kairomones, pheromones, and synomones).
Industry:Biology; Chemistry
