Peptide-based neurokinin antagonists of fish reproduction are disclosed. Compositions comprising antagonists of fish neurokinin and methods of inhibiting or delaying puberty, fish maturation or reproduction processes using these compounds are also provided.

Provided are Peptide-based neurokinin antagonists of fish reproduction. Compositions including antagonists of fish neurokinin and methods of inhibiting or delaying puberty, fish maturation or reproduction processes using these compounds are also provided.

Provided are Peptide-based neurokinin antagonists of fish reproduction. Compositions including antagonists of fish neurokinin and methods of inhibiting or delaying puberty, fish maturation or reproduction processes using these compounds are also provided.

A chimeric toxin is disclosed comprising a peptide ligand specifically targeting neurons involved in pain processing; and a clostridial neurotoxin light chain, wherein the ligand is linked to the light chain. The methods of preparing such chimeric toxin and the method of using the chimeric toxin to regulate pain transmission are also disclosed.

A chimeric toxin is disclosed comprising a peptide ligand specifically targeting neurons involved in pain processing; and a clostridial neurotoxin light chain, wherein the ligand is linked to the light chain. The methods of preparing such chimeric toxin and the method of using the chimeric toxin to regulate pain transmission are also disclosed.

Provided are Peptide-based neurokinin antagonists of fish reproduction. Compositions including antagonists of fish neurokinin and methods of inhibiting or delaying puberty, fish maturation or reproduction processes using these compounds are also provided.

Provided are Peptide-based neurokinin antagonists of fish reproduction. Compositions including antagonists of fish neurokinin and methods of inhibiting or delaying puberty, fish maturation or reproduction processes using these compounds are also provided.