In vitro study revealed that hydatid cyst fluid antigens, such as antigen B, glycolipid, glycoprotein, and 78 kDa fraction-induced apoptosis in mouse breast cancer cells (4T1 cell line) with the highest apoptotic percentage observed with 78 kDa fraction and glycoprotein fractions [179]. The gene discussed is ART4; the disease is breast carcinoma.