Exam questionKROK 1Medicine · 2020
One of the causes of pernicious anemia is the disturbed synthesis of transcorrin - Castle’s intrinsic factor - in the parietal cells of the stomach. What substance is called Castle’s extrinsic factor?
Answer options
- Pyridoxine
- Folic acid
- Cobalamin
- Biotin
- Riboflavin
Correct answer
Cobalamin
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