Catalase Test

What is catalase?

Enzyme produced to break down toxins
Does aerobes produce catalase and if they do, what is it for?

Yes, they produce catalase to break down hydrogen peroxide
How does catalse break down hydrogen peroxide?

Convert hydrogen peroxide to water and gaseous oxygen
Which type of bacteria don't have catalase?

Strict anaerobes and aerotolerant
Does obligated aerobe produce catalase? Does faculative anaerobe?

No and maybe(check the lab manual)
What is the equation of the conversion of hydrogen peroxide?

2H2O2-------------->2H2O + O2
What happen when hydrogen peroxide is added to catalase positive bacteria?

O2 buble
Which bacteria type does the Catalase test differentiate?

Catalase +(Staphylococcus+Micrococci) vs. Catalse - (Streptococci+Enterococci)

Author

nghiatrinh1991

212477

Card Set

Catalase Test

Description

Catalase

Updated

2013-04-09T22:17:59Z

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