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Questions and Answers
Which enzyme deficiency is the second most common cause of nonspherocytic hemolytic anemia?
Which enzyme deficiency is the second most common cause of nonspherocytic hemolytic anemia?
- Glucose-6-phosphate dehydrogenase deficiency
- Hexokinase deficiency
- Pyruvate kinase deficiency (correct)
- Fructose-1,6-bisphosphatase deficiency
What inhibits the liver enzyme pyruvate kinase?
What inhibits the liver enzyme pyruvate kinase?
- F-1,6-BP
- Protein kinase A
- ATP and acetyl-CoA (correct)
- Increased carbohydrate ingestion
What activates the liver enzyme pyruvate kinase?
What activates the liver enzyme pyruvate kinase?
- F-1,6-BP (correct)
- Protein kinase A
- ATP and acetyl-CoA
- Increased carbohydrate ingestion
What induces the synthesis of pyruvate kinase in the liver?
What induces the synthesis of pyruvate kinase in the liver?
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What inhibits liver pyruvate kinase and puts it under hormonal control?
What inhibits liver pyruvate kinase and puts it under hormonal control?
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What is the role of protein kinase A in the regulation of liver pyruvate kinase?
What is the role of protein kinase A in the regulation of liver pyruvate kinase?
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What is the feed-forward regulation that activates liver pyruvate kinase?
What is the feed-forward regulation that activates liver pyruvate kinase?
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What is the most common cause of enzyme deficiency-related nonspherocytic hemolytic anemia?
What is the most common cause of enzyme deficiency-related nonspherocytic hemolytic anemia?
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