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A schematic of the PCR chip with pre-stored, wax-encapsulated, dry reagents. (A) cross-section of a reactor. (B) An exploded view of the chip comprised of three layers of polycarbonate sheets (the thicknesses of layers I, II, and III are, respectively, 250μm, 750μm, and 250μm). (C) A photograph of the PCR chip containing two PCR reactors.
