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bioassay
(redirected from Bioassays)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
bioassay /bio·as·say/ (bi´o-as″a) determination of the active power of a drug sample by comparing its effects on a live animal or an isolated organ preparation with those of a reference standard.
bi·o·as·say (b-s, --s)
n.
1. Determination of the strength or biological activity of a substance, such as a drug or hormone, by comparing its effects with those of a standard preparation on a test organism.
2. A test used to determine such strength or activity.
v.
To cause to undergo a bioassay. Also called biologic assay.

bioassay
[bī′ō·as′ā, -əsā′]
Etymology: Gk, bios + Fr, assayer, to try
the laboratory determination of the concentration of a drug or other substance in a specimen by comparing its effect on an organism, an animal, or an isolated tissue with that of a standard preparation. Also called biologic assay.

bioassay [bi″o-as´a]
determination of the active power of a drug sample by comparing its effects on a live animal or an isolated organ preparation with those of a reference standard.

bioassay
determination of the active power of a drug sample by comparing its effects on a live animal or an isolated organ preparation with those of a reference standard.


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One of the big concerns I have with bioassays is people will use control limit assays for specifications," Deming said.
To address this concern, the National Toxicology Program (NTP) organized a workshop in May 2006 to evaluate the utility of current twoyear rodent bioassays to adequately evaluate these hormonally mediated tumors and the relevance of the findings to humans [EHP 115:1351-1356; Thayer and Foster].
Crown gall tumours on potato discs and brine shrimp lethality: two simple bioassays for higher plant screening and fractionation.
 
 
 
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