MicroPara Lab MQ1

Antibiotic sensitivity test

a laboratory test which determines how effective antibiotic therapy is against bacterial infections

In vivo

inside

In vitro

outside

Diffusion method

Put a filter disc, or a porous cup/a bottomless cylinder containing measured quantity of drugs on the a slolid medium that has been seeded with test bacteria

Dilution method

Vary amount of antimicrobial substances incorporated into liquid or solid media

Kirby-Bauer test

Susceptibility test against more than one antibiotics by measuring size of inhibition zone

Bondi and Colleagues

Paper disks 1949

Kirby, Bauer, Sherris, and Tuck

filter paper disks 1966

Minimum inhibitory concentration

MIC meaning

sulfonamides and co-trimoxazole, proteus spp. beta-lactamase producing strep.

three exceptions of disc diffusion method

Minimum Bactericidal Concentration

MBC meaning

Minimum Lethal Concentration

MLC

Etest

comprises a predefined gradient of antibiotic concentrations on a plastic strip and can be used to determine the MIC of antibiotics, antifungal agents, and antimycobacterial agents