Creatine Kinase Flashcards

1
Q

What is the pH of the buffer used in the experiment

A

Imidazole buffer (6.7 pH)

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2
Q

Optimal ph of Oliver rosalki method

A

6.3 pH

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3
Q

What is the purpose of N-acetylcysteine?

A

Source of sulfhydryl compounds to partially reverse the inactivation of CK caused by the oxidation of sulfhydryl groups

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4
Q

Does the absorbance in CK increases or decreases

A

Increase in absorbance

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5
Q

What enzyme is Hexokinase?

A

Transferase

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6
Q

What enzyme is G6PD?

A

Oxidoreductase

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7
Q

What is the antibody used in the CK experiment?

A

Anti-M from goat

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8
Q

Why is the enzyme in CK-MB from goat and not humans?

A

Because goat CK is foreign, therefore antibodies will be formed. Aside from this, since enzymes are proteins, they are highly immunogenic.

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9
Q

What does anti M inhibit? How much for each CKMM CKMB CKBB?

A

CKMM - 100%,
CKMB - 50%
CKBB - none

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