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Questions and Answers
What is the result of the reaction catalyzed by glutathione peroxidase?
What is the result of the reaction catalyzed by glutathione peroxidase?
- Detoxification of antioxidants
- Oxidation of NADPH
- Formation of oxidized glutathione (correct)
- Formation of reduced glutathione
What is the purpose of the cell's protective mechanisms against ROS?
What is the purpose of the cell's protective mechanisms against ROS?
- To increase oxidative stress
- To reduce the amount of antioxidants
- To minimize the toxic potential of ROS (correct)
- To increase the levels of glutathione peroxidase
What is the role of NADPH in the regeneration of reduced glutathione?
What is the role of NADPH in the regeneration of reduced glutathione?
- Is a byproduct of glutathione reductase
- Acts as a catalyst for glutathione peroxidase
- Provides electrons for the reduction of hydrogen peroxide (correct)
- Inhibits the activity of glutathione reductase
What is the consequence of diminished G6PD activity?
What is the consequence of diminished G6PD activity?
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What is the result of ROS damaging unsaturated lipids?
What is the result of ROS damaging unsaturated lipids?
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What is the function of glutathione reductase?
What is the function of glutathione reductase?
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What is the consequence of oxidative stress?
What is the consequence of oxidative stress?
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What is the function of reduced glutathione?
What is the function of reduced glutathione?
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What are ROS implicated in?
What are ROS implicated in?
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What is the structural formula of reduced glutathione?
What is the structural formula of reduced glutathione?
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