“…Subsequently, its homologues were identified from a variety of prokaryotic and eukaryotic species. It has been described in human erythrocytes [19,40], neutrophils [23], monocytes and lymphocytes [41], placenta [42,43] and retroplacental serum [42], seminal plasma [44], muscle [45], skin [46], cerebrospinal fluid [24], eye lens extracts [47,48], neuroblastoma cells (IMR 32 cells) [16]; rat liver [49], skin [46], brain [18,50], erythrocytes [51], cataractous lens [22], spinal cord dorsal horn [27]; mouse cataract [52], rabbit erythrocytes [53], brain of monkey, guinea pig and goat [20,38,54]; porcine skeletal muscle and spleen [39,55], bovine epididymis and eye lens extracts [48,56], mouse ES cells [57], golden‐mantled ground squirrel [58], Echis coloratus venom [59], Drosophila melanogaster [60], Blaberus craniifer [61], Dictyostelium discoideum [62], S. cerevisiae [63], extracts of adult Schistosomes [64], Leishmania major [60] and Entamoeba histolytica [65].…”