PCR Cycler
PCR cyclers enable the precise execution of the polymerase chain reaction through controlled temperature cycles. They are indispensable laboratory devices for DNA amplification and molecular biology analyses.
Product
PCR Cycler
PCR cyclers enable the precise execution of the polymerase chain reaction through controlled temperature cycles. They are indispensable laboratory devices for DNA amplification and molecular biology analyses.
Suppliers
The following suppliers offer PCR Cycler products.
Suppliers enabled for requests
Bio-Rad Laboratories Ltd.
BioConcept AG
Eppendorf Vaudaux AG
Huberlab AG
Labgene Scientific SA
Milian SA
Thermo Fisher Scientific (Schweiz) AG
Vitaris AG
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Guide and selection support
PCR cyclers are used to selectively amplify DNA sequences and find broad application in molecular biology research and diagnostics. Key selection criteria include the control of temperature steps with fast and accurate thermal cycling, throughput, and compatibility with various tube or plate formats. LabFinder provides clear guidance and supports the rapid comparison and selection of suitable PCR cyclers for specific laboratory requirements.
Applications and Benefits
PCR cyclers, also known as thermocyclers, are laboratory systems used to perform the polymerase chain reaction (PCR). They enable the cyclic change of temperature steps necessary for DNA amplification. Applications include pathogen detection, genotyping, sequencing, cloning, mutagenesis, and genome mapping. These devices are fundamental tools in research, clinical diagnostics, and molecular biology analysis.
Selection Criteria
The following factors are crucial when choosing a PCR cycler: the lag time and accuracy of temperature control, the maximum number of samples processed simultaneously (determined by block format), programmability of cycles, and compatibility with different reaction vessels such as tubes or plates. Additional aspects include user-friendliness of the software, robustness, and integration with existing laboratory systems.
Variants and Measurement Principles
There are different types of PCR cyclers, including block thermocyclers with aluminum or silicone blocks for tubes and microtiter plates. The temperature cycles rely on precise heating and cooling technologies such as Peltier elements for rapid and uniform temperature changes. Modern devices can be combined with optical detection systems for real-time PCR; however, this function is usually categorized separately.
Calibration and Maintenance
Regular calibration of temperature control is important to ensure reproducible PCR results. Maintenance involves cleaning the blocks and lids, as well as checking the electronic control. Software updates and thorough user training contribute to the long-term performance of the device.
Application Limitations
PCR cyclers are limited to generating precise temperature cycles and do not themselves perform DNA analyses. Their function depends greatly on the correct composition of the reaction mixture and other laboratory parameters. They are not intended for applications outside of molecular amplification.
Search Terms and Related Terms
Synonyms and important keywords include PCR thermocycler, thermocycler, DNA amplifier, PCR machine, thermo cycler, polymerase chain reaction, DNA amplification, genotyping, sequencing, cloning, and molecular diagnostics.
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Frequently asked questions
How does a PCR cycler work?
A PCR cycler automatically controls the temperature cycles required for the denaturation, annealing, and extension of DNA strands during the polymerase chain reaction.
What types of PCR cyclers are there?
Fundamentally, there are block thermocyclers with heated blocks for various vessel formats, and devices with integrated optical detection for real-time PCR.
What should I consider when selecting a PCR cycler?
Important factors include temperature accuracy and uniformity, capacity, compatibility with sample vessels, ease of use, and optional interfaces for automation or data management.
How is maintenance and calibration of PCR cyclers conducted?
Regular cleaning of the sample block, checking temperature accuracy, and software updates are essential to ensure optimal performance and reliable results.
What are the limitations of PCR cyclers?
They are limited to amplification and temperature cycling; further analysis and detection steps require additional devices.
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