Following repeated oral administration of 25 mg/kg BW of tilmicosin once daily in healthy chicken for 5 consecutive days, the drug could not be detected by microbiological assay
in all tested tissues except in lung (96 hours) and liver and kidneys (at 72 hours) after last administration.
for serum, plasma, and red cell folate using cryopreserved, microtiter plate method.
Sensitive EDTA based microbiological assay
for the detection of metallo [beta] lactamase in non fermentative Gram negative bacteria.
Whole-blood folate values in subjects with different methylenetetrahydrofolate reductase genotypes: differences between the radio-assay and microbiological assays
. Clin Chem 1998;44:186-8.
Samples were removed every three hours, heat-treated and treated with conjugase before the microbiological assay
Samples were removed every 3 hr, heat-treated and treated with conjugase before the microbiological assay
We changed this assay into a microbiological assay
(MBA) that uses less plasma volume and further modified it for use in determining total TC.
A microbiological assay
has commonly been used to analyze the amount of B12 in samples, but that method takes days and is expensive.
for vitamin-[B.sub.12] performed in 96-well microtitre plates.
Serum cobalamin was determined by a Lactobacillus leichmannii microbiological assay
(19) and serum and wholeblood folate by a L.