APOB and Hypertension: In the hypertension group, trends toward associations were observed between serum triglyceride and the EPHA6 rs4857055 C > T polymorphism (P = 0.069), between serum apo B and the rs4857055 C > T polymorphism (P = 0.015), and between LDL particle size and the rs4857055 C > T polymorphism (P < 0.001).