Bacterial growth and morphology observation experiment
Observe the bacterial colonies: Observation methods generally available to the naked eye for observation, will be placed in front of a flat dish culture of nat
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Bacterial catalase assay
Certain bacteria secrete the enzyme peroxynitrite, which causes hydrogen peroxide to produce water and primordial oxygen, followed by the formation of oxygen mo
Urine specimen inoculation experiment
Urine specimen inoculation tests can be used to: check for the presence of Gram-negative or positive bacteria in urine in the clinic, which can be reported.
Bile hemolysis test
Bile salts, sodium deoxycholate and sodium taurocholate selectively lysed Streptococcus pneumoniae, while other streptococci tolerated them, the mechanism of wh
bacterial culture experiment
According to the preliminary clinical diagnosis and bacterial species and the different gas needs of bacteria to be examined, it can be divided into aerobic cul
Fecal specimen processing test
The fecal specimen taken directly affects the accuracy of the results, usually using naturally excreted feces, specimen collection precautions are as follows:
Sputum specimen processing experiments
General bacterial smear examination: select the purulent or bloody part of sputum, smear it into a uniform thin slice, perform Gram staining and microscopic exa
Serum uric acid (UA) assay by phosphotungstic acid reduction assay experiment
Uric acid in deproteinized blood filtrate is oxidized to allantoin and carbon dioxide by tungstic acid in alkaline solution, and phosphotungstic acid is reduced
Candida albicans identification test
Most of Candida albicans need oxygen 25-30 ℃ to grow well, can also be in 37 ℃ above the growth. Colonies are cream-colored, pie-shaped and smooth. In the cor