Molecular Biology
Explore comprehensive, step-by-step protocols for the isolation, manipulation, and analysis of DNA and RNA.
Genomic DNA Isolation
Extraction and purification of high-molecular-weight genomic DNA from bacterial, plant, or animal tissue samples.
Read ProtocolPlasmid DNA Isolation
Alkaline lysis method for extracting and purifying recombinant plasmid DNA from E. coli cultures.
Read ProtocolAgarose Gel Electrophoresis
Separation, sizing, and visualization of DNA fragments using an electrical field and ethidium bromide staining.
Read ProtocolPolymerase Chain Reaction
In vitro amplification of specific targeted DNA sequences using Taq polymerase and a thermal cycler.
Read ProtocolRestriction Digestion
Cleaving DNA at specific recognition sequences using restriction endonucleases for cloning or mapping.
Read ProtocolDNA Ligation
Joining linear DNA fragments together using T4 DNA Ligase to create recombinant DNA molecules.
Read ProtocolBacterial Transformation
Introducing foreign plasmid DNA into competent E. coli cells using the heat-shock method.
Read ProtocolBlue-White Screening
Rapid identification of recombinant bacterial colonies using X-gal and IPTG on agar plates.
Read ProtocolRNA Isolation
Extraction of total RNA from cells or tissues using the TRIzol or Guanidinium thiocyanate method.
Read ProtocolcDNA Synthesis
Generating complementary DNA (cDNA) from an RNA template using the Reverse Transcriptase enzyme.
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