Ramon flocculation test

Ramon flocculation test
a test formerly widely used to assess the quality of toxoid-based vaccines; to a series of tubes containing a constant amount of toxin, such as diphtheria toxin, antitoxin is added in increasing amounts; when flocculation occurs, it indicates a neutralized mixture of toxin and antitoxin.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Ramon flocculation test — Ra·mon flocculation test (rah mawґ) [Gaston Ramon, French bacteriologist 1886–1963] see under test …   Medical dictionary

  • Lf dose — (limes flocculating dose) in the Ramon flocculation test, the amount of diphtheria toxin that in the shortest time produces precipitation when mixed with one standard unit of antitoxin …   Medical dictionary

  • dose — 1. The quantity of a drug or other remedy to be taken or applied all at one time or in fractional amounts within a given period. Cf.:dosage (2). 2. In nuclear medicine, amount of energy absorbed per unit mass of irradiated material (absorbed d.) …   Medical dictionary

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