Objective To investigate the relationship between HSP70-hom(2437 T/C)single nucleotide polymorphism and hypertension,and to analyze the population distribution of this polymorphism.Methods Samples were collected through epidemiological surveys.The HSP70-hom single nucleotide polymorphisms were detected by the method of polymerase chain reaction-restriction fragment Objective To investigate the relationship between HSP70-hom (2437 T / C) single nucleotide polymorphism and hypertension, and to analyze the population distribution of this polymorphism. Methods Samples were collected through epidemiological surveys. HSP70-hom single nucleotide polymorphisms were detected by the method of polymerase chain reaction-restriction fragment