title: Picomolar level profiling of the methylation status of the p53 tumor suppressor gene by a label-free electrochemical biosensor.
abstract: An efficient electrochemical approach is developed for ultrasensitive profiling of the methylation status of the p53 tumor suppressor gene based on a label-free biosensor in combination with bisulfite conversion.
authors.affiliation: School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, PR China.
authors.forename: Po
authors.initials: P
authors.lastname: Wang
authors.forename: Hai
authors.initials: H
authors.lastname: Wu
authors.forename: Zong
authors.initials: Z
authors.lastname: Dai
authors.forename: Xiaoyong
authors.initials: X
authors.lastname: Zou
mesh_terms: D015374:Biosensing Techniques / Q000379:methods*; D019175:DNA Methylation; D055664:Electrochemical Techniques; D016159:Tumor Suppressor Protein p53 / Q000235:genetics*
chemical_list: D016159:Tumor Suppressor Protein p53