Microarray-Based Detection and Clinical Evaluation for Helicobacter pylori Resistance to Clarithromycin or Levofloxacin and the Genotype of CYP2C19 in 1083 Patients

Figure 1

(a) Schematic diagram of the principle of microarray visualization technology based on tyramine signal amplification coupled with quantum dot-catalyzed silver deposition. (b) The microarray layout of CYP2C192, CYP2C193, 23S rRNA, and gyrA genes that are detected in this study; W: wild genotype; M: mutation genotype.

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