2,3-DPG. An organic phosphate in red blood cells that alters the affinity of hemoglobin for oxygen. Blood cells stored in a blood bank lose 2,3-diphosphoglycerate, but once they are infused, the substance is resynthesized or reactivated.
Definition of soft fold. : the fold that results when paper is lapped.
mucosal fold (mucous fold) a fold of mucous membrane. nail fold the fold of palmar skin around the base and sides of the nail of a finger or toe. neural fold one of the paired folds lying on either side of the neural plate that form the neural tube. palmate folds a system of folds on the anterior and posterior walls of the cervical canal of the uterus.