Polymerase chain reaction (PCR) is a fundamental molecular biology tool that scientists use to amplify and analyze genetic material, such as DNA and RNA. PCR involves the enzymatic amplification of ...

Fritillariae cirrhosae（FCB）因其润肺化痰的功效而被广泛用于植物补充剂和草药产品中。然而，由于需求量大，导致了掺假现象，这影响了市场的诚信、治疗效果和可持续利用。此外，不适当的储存条件常常会导致FCB植物材料中的DNA降解，使得传统的鉴定方法难以 ...

When creating a PCR protocol, users normally concentrate on the template DNA, reaction mix (buffer, dNTPs, taq polymerase), primers, probes, and the thermocycler, which is the main instrument used to ...

Plants have evolved a variety of defense mechanisms against predators and environmental challenges. Among their protective devices are a myriad of compounds, some very complex in structure, that allow ...