- Branche: 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.
Dose divided by product of mass of organism and time of dose.
Note: Often expressed as mg (kg body weight)-1 day-1 and may be used as a synonym for dose.
Industry:Biology; Chemistry
Dose of a substance that causes a defined inhibition of a given system.
Note: ID50 is the median dose that causes 50% inhibition.
Industry:Biology; Chemistry
Dose of a substance that causes a defined magnitude of response in a given system.
Note: ED50 is the median dose that causes 50 % of maximal response.
Industry:Biology; Chemistry
Dose-response model of the form
P =1 - e<sup>-bd</sup>
where P is the probability of cancer death from a continuous dose rate, d, and b is a constant.
Industry:Biology; Chemistry
Dusting or spraying of plants with pesticides by hand, by special machines, or by apparatus fixed to tractors or driven by them.
Industry:Biology; Chemistry
Electromagnetic radiation of low energy that is not capable of causing ionization.
Industry:Biology; Chemistry
Energy or amount of photons absorbed by an irradiated object during a specified exposure time divided by area or volume.
Industry:Biology; Chemistry
Enhancement of the capacity of the immune system to produce an effective response.
Industry:Biology; Chemistry
Environmental concentration of a pollutant resulting from a combination of emissions and dispersals (often synonymous with exposure).
Industry:Biology; Chemistry
Environmental exposure outside the workplace to substances that are otherwise associated with particular work environments and (or) activities and processes that occur there.
Industry:Biology; Chemistry
