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Here, the authors report a readily cleavable N-selenoethyl group attached to cysteine and apply it to the modular assembly of linear and cyclic polypeptides.

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Preclinical research has highlighted its potential across multiple biological systems, particularly in areas related to tissue repair, gastrointestinal protection, angiogenesis, and neural recovery

Cysteine is a thiol conta

Cognitive functions: Some preliminary trials indicate that the peptide can support certain aspects of cognitive functions, such as memory and attention, but further research is needed