tissue culture infectious dose

tis·sue cul·ture in·fec·tious dose (TCID50, TCD50),

the quantity of a cytopathogenic agent, such as a virus, that will produce a cytopathic effect in 50% of the cultures inoculated.
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We inoculated pigs intranasally and intratracheally with 106 tissue culture infectious dose 50 ([TCID.
Its titer was determined by 50% tissue culture infectious dose ([TCID.
Virus stocks were grown in Vero E6 cells and titrated by using a 50% tissue culture infectious dose ([TCID.
Plates were incubated at 37[degrees]C; CPE was monitored; and 50% tissue culture infectious dose per milliliter endpoints were calculated.
5] 50% tissue culture infectious dose of A/Cheetah/California/D0912239/2009 or one of the representative strains from humans, A/Tennessee/1-560/09 and A/Ukraine/N6/2009.
6] 50% tissue culture infectious dose HeV (Hendra virus/Australia/Horse/2008/Redlands) oronasally.
The infectivity of the samples was quantified by using microtiter endpoint titration (6), and virus titers were expressed as median 50% tissue culture infectious dose [(TCID).
The cell cryolysate tested negative for other common canine pathogens and had a 50% tissue culture infectious dose of [10.
50] tissue culture infectious dose 50%; IFA, immunofluorescence assay.