| Biochemical Tests |
(c) Costin Stoica
| Antibiogram |
| Encyclopedia |
| Culture media |
| Biochemical tests |
| Stainings |
| Images |
| Movies |
| Articles |
| Identification |
| Software |
| Mannitol fermentation by Staphylococcus aureus, negative (left) & positive (right) |
| Methylene blue decomposition test positive (left) & negative (right) |
| Hydrogen sulfide production testing by lead acetate impreganted paper positive (left) & negative (right) |
| Litmus milk test negative (left) & positive (right) |
| E. coli positive Litmus milk test: pink discoloration, gas production & curd disruption by gas |
| Arcanobacterium pyogenes positive Litmus milk test: pink discoloration, curd production & no gas production |
| Coagulase test (Stahpylococcus aureus) both tubes are positive |
| Liquefaction of clotted horse serum. Arcanobacterium pyogenes proteolytic activity, |
| R E G N U M PROKARYOTAE |
| CAMP test, lines 2 & 4 from left to right are positive |
|
| Back |
| Previous |
| Next |
| ONPG test (beta-galactosidase) positive (left) and negative (right) |