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SIZE:500ML Extracellular GSH supplies cysteine The uptake of extracellular cystine through the cystine–glutamate antiporter xCT is thought to be a major source of cysteine for tumours (Fig https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=10228270606414354 Face Acne How Is Glutathione Synthetase Deficiency Diagnosed? - StoryMD

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