Synonyms: Calcitonin(human), 16-L-leucine-26-L-serine-; Thyrocalcitonin (rat) (8CI);1,2-Dithia-5,8,11,14,17,20-hexaazacyclotricosane, cyclic peptide deriv.;L-Prolinamide,L-cysteinylglycyl-L-asparaginyl-L-leucyl-L-seryl-L-threonyl-L-cysteinyl-L-methionyl-L-leucylglycyl-L-threonyl-L-tyrosyl-L-threonyl-L-glutaminyl-L-a-aspartyl-L-leucyl-L-asparaginyl-L-lysyl-L-phenylalanyl-L-histidyl-L-threonyl-L-phenylalanyl-L-prolyl-L-glutaminyl-L-threonyl-L-seryl-L-isoleucylglycyl-L-valylglycyl-L-alanyl-,cyclic (1®7)-disulfide; Rat calcitonin