PPARGC1A and breast cancer: The highest levels of DNA methylation in patients with breast cancer were as follows: cg10062803 and cg14152613 of FABP4; cg06842886, cg14584085, and cg21978128 of ADIPOQ; cg07895576 and cg16827534 of PPARG; cg09427718, cg06772578, and cg08550435 of PPARGC1A; cg05345249 of CD36; cg16560077, cg01963870, cg27390443, cg27318635, cg03140190, and cg05898629 of CREBBP.