Tests Flashcards
1
Q
Microbiological growth inhibition assay
A
Substances being tested: antibiotics (b-lactams), sulphonamides, tetracyclines, aminoglycosides etc.
2
Q
Four-cup (plate) method
Evaluation based on incubation zone around the sample.
A
Negative: <1mm
Positive: >2mm
3
Q
KIS (Kidney Inhibition Swab) test
Evaluation based on the colour.
A
Negative: Yellow or half yellow
Positive: full blue/ purple
4
Q
Brilliant-black reduction test
Evaluation based on the colour reaction
A
Negative: Yellow
Positive: Purple
Substance being tested: Metabolites of b-lactams
5
Q
Delvotest
Evaluation based on the colour reaction. Bromcresol-purple
A
Indicator turns yellow at pH 5.2
Negative: purple à yellow
Positive: purple
