2,4-D sodium salt (Sodium 2,4-dichlorophenoxyacetate) is a selective systemic herbicide that effectively controls broad-leaved weeds. Acting as a plant hormone, it induces uncontrolled growth in meristematic tissues. By inhibiting DNA and protein synthesis, 2,4-D sodium salt hinders regular plant growth and development.
Somatostatin, also known as growthhormone-inhibitinghormone, is a naturally-occurring peptide hormone of 14 or 28 amino acid residues that regulates the endocrine system. It is secreted by the D cells of the islets to inhibit the release of insulin and