Cellular Sources of Reactive Oxygen Species (ROS)

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6 Terms

1
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What is a major cellular source of ROS?

Aerobic metabolism in mitochondria

2
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How are ROS produced during mitochondrial respiration?

By incomplete reduction of oxygen in the electron transport chain

3
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What is the respiratory burst?

Deliberate production of high levels of ROS by immune cells

4
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Which enzyme complex produces ROS in the respiratory burst?

The NADPH oxidase complex

5
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Which cells perform the respiratory burst?

Phagocytes

6
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What is the function of ROS in the respiratory burst?

Antimicrobial defence to kill microbes