LCMV gp33-41 (TFA), the carboxyl-extended 11-aa-long peptide, is an lymphocytic choriomeningitis virus sequence restricted by MHC class I H-2Db molecules and presented to cytotoxic T lymphocytes.

Caerulein, desulfated TFA is Caerulein after desulfurization.Caerulein is a deceptide with the same five carboxy-terminating amino acids as gastrin and cholecystatin (CCK)..

Ac-LETD-AFC 是一种 caspase-8 荧光底物。Ac-LETD-AFC 可检测 caspase-8 荧光活性，用于肿瘤细胞凋亡和氧化应激代谢的研究。