Highlights
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Protamex hydrolysed corn glutelin efficiently.
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Corn glutelin hydrolysates maintained high thermal stability.
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Solubility, foaming and emulsifying properties of hydrolysates were improved markedly.
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Corn gultelin hydrolysates exhibited excellent antioxidant properties in vitro assay.
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Hydrolysis of corn glutelin transformed its insoluble native aggregates to soluble aggregates.