Description: Reagent kits comprising generic DNA circle, DNA primers, polymerase and buffers for use in biotechnology fields | Laboratory apparatus and instruments, namely, biological sample processing devices for scientific use, disposable microfluidic devices for use with centripetal devices used as apparatus for analyzing biological samples for laboratory and point-of-care uses; hardware, firmware and computer software used for the processing, collection, organization, analysis, integration and communication of scientific data | Medical diagnostic apparatus and instruments, namely, apparatus and instruments for processing, reading and analyzing nucleic acids for diagnosis and testing of infectious diseases, genetic diseases and epidemic information, biological sample preparation device for medical diagnostic uses