mda-mb-468 glutathione content Frontiers Small Peptide Ligands for Targeting

Is this the same as the B12 I see in stores

Acidic pH as a physiological regulator of human cathepsin L activity

PubChem Reference: View compound profile on NIH PubChem Key Characteristics MOLECULAR PROFILE Formula: C 78 H 123 N 23 O 23 S 2 Weight: 1815.12 g/mol CAS: 221231-10-3 Origin: hGH 177-191 + N-terminal tyrosine Structure: Modified peptide with disulfide bridge PHYSICAL PROPERTIES Form: White to off-white lyophilized powder Solubility: Readily soluble in water Stability: Excellent with disulfide bridge Storage: Keep refrigerated 3646 F (28 C) Related products Ipamorelin $55.00 $95.00Price range: $55.00 through $95.00 GHK-Cu $50.00 $90.00Price range: $50.00 through $90.00

Vilain, A., Bernardino, J., Gerbault-Seureau, M., Vogt, N., Niveleau, A., Lefrancois, D., et al

Although these halogenated molecules are minor products of the reaction of HOCl and HOBr with proteins, they are widely used as biomarkers to detect hypohalous acid-induced protein damage due to their specificity and high stability [215, 244]