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Description
It is a 16amino-acid fragment from the C-terminal region of human growth hormone (often referenced as hGH 177191 or Tyr-hGH 177191 )

See the corresponding category page on this site for the wider class context and adjacent compounds

Redox regulation by NRF2 in aging and disease

NAC-based drugs can also break up mucus in the lungs and airways
Which means there are no guidelines
