Selank

Buy Selank (10mg) research peptides at 99% purity is a small peptide studied for its potential nootropic and behavior-modifying functions in experimental models. It is a synthetic analog of naturally occurring Tuftsin. This immunomodulatory peptide is a short fragment from the immunoglobulin G (IgG), a natural tetrapeptide involved in certain functions that may regulate the immune system. Selank is also posited to possess additional potential for regulating immune cells, IL-6, a wide range of neurotransmitter systems, and brain-derived neurotrophic factor (BDNF).

Selank differs in structure from the endogenous Tuftsin by an additional three amino acids in its chain, which have been supposed to enhance the metabolic stability and half-life of the synthetic peptide. Specifically, that is the Pro-Gly-Pro segment at the C-terminus of Selank, which might enhance its ability to move through various models, including the blood-brain barrier (BBB). The BBB is a highly selective and semi-permeable barrier that separates circulating blood from the tissues and extracellular fluid of the central nervous system, playing a vital role in regulating substance passage.Buy Selank (10mg) research peptides at 99% purity

The inclusion of Pro-Gly-Pro may possibly increase BBB permeability by affecting the peptide’s hydrophilicity or lipophilicity, which may enhance its affinity for the BBB’s lipid-rich environment. Furthermore, the Pro-Gly-Pro sequence might interact with specific transport mechanisms or receptors at the BBB, possibly initiating facilitated transport or receptor-mediated endocytosis. These processes may enable Selank to circumvent the tight junctions that are said to typically restrict larger molecules.

Specifications

Molecular Formula: C₃₃H₅₇N₁₁O₉

Molecular Weight: 751.88 g/mol

Sequence: Thr-Lys-Pro-Arg-Pro-Gly-Pro