Ultra-Low Gossypol Cotton: Transforming Cottonseed into a Global Protein Source

Cotton plants produce significantly more seed than lint, with about 1.6 pounds of seed for every pound of lint. While the oil from these seeds can be used for human food, the protein is typically not because it contains a natural toxin called gossypol. Gossypol is a naturally occurring compound in the cotton plant and is present in the plant's stems, leaves, flower buds, and especially the seeds. Gossypol is the main toxic component in cottonseed meal.

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