Isolating DNA from tissues and paraffin-embedded tissue samples can be challenging as double-stranded DNA is physically fragile and highly susceptible to exo- and endonucleases. The best solution is to slice the tissues into smaller pieces and make a homogenate solution (using tissue homogenizer or grinding liquid nitrogen frozen samples) in the presence of DNAse inhibitors. Further, extracting DNA from the nucleus need specific methods by combining physical, mechanical and chemical lysis approaches,
Though DNA quantification is but one small step in the multifaceted DNA sample preparation workflow, it can have large implications on the performance and validity of conclusions drawn from downstream assays. Major challenges include accuracy, precision, reproducibility, and detection of present contamination. Among UV spectrophotometry, fluorescence and real-time PCR based methods, the quantification method should be chosen based on the requirement of the downstream assay.
Get tips on using Trichloroacetic acid to perform Protein isolation Mammalian cells - Human gingival epithelial cells
Get tips on using BD Cycletest™ Plus DNA Kit to perform Cell cycle assay human - A2780
Get tips on using BD Cycletest™ Plus DNA Kit to perform Cell cycle assay human - K562
Get tips on using single stranded-DNA Apoptosis ELISA kit to perform Apoptosis assay cell type - A2780
Get tips on using QuantiNova Probe PCR Kit (2500) to perform PCR Quantitative real-time PCR - Mammalian DNA
Get tips on using QuantiNova SYBR Green PCR Kit (2500) to perform PCR Conventional / Qualitative PCR - mammalian DNA
A PCR reaction consists of the template DNA, two primers covering the amplification site, an enzyme, and buffers. However, non-specific product amplification and primer-dimer formation during set-up are major causes of PCR failure. Nevertheless, high-quality DNA polymerase and optimize reaction buffers will certainly lead to a successful PCR reaction.
Get tips on using BD Cycletest™ Plus DNA Kit to perform Cell cycle assay human - HT-29
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