单词	bioassay
释义	bioassay /ˌbʌɪəʊəˈseɪ / noun [mass noun] Measurement of the concentration or potency of a substance by its effect on living cells or tissues: it was determined by bioassay [count noun]: the use of bioassays and toxicity tests... A bioassay was developed to measure specific yolk protein synthesis in vitro. In addition, a simple and efficient in vitro regeneration bioassay was developed for the preliminary screening of transgenic lines against a pathogenic fungus. This bioassay provides a measure that is precise and repeatable, but more importantly reflects the ecological context of TTX intoxication.
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