Description
GoldBio's Goof-Proof™ Universal Probe Master Mix with ROX is a hot-start 2X qPCR master mix optimized for fluorescent probe-based detection, including SNP genotyping, gene expression analysis, and quantitative PCR.
The included ROX passive reference dye provides signal normalization on compatible real-time PCR instruments, helping compensate for non-PCR-related fluorescence fluctuations and improving data consistency across wells.
Designed for both standard and fast cycling protocols, Goof-Proof™ delivers sensitive, high-specificity amplification with minimal background and excellent performance in both singleplex and multiplex assays. The master mix is compatible with all major fluorescent probe chemistries, including hydrolysis probes such as TaqMan® and displacement probes such as Molecular Beacons.
Note: We also offer Goof-Proof™ Universal Probe Master Mix (Catalog # G-710) without ROX for instruments that do not require the ROX reference dye.
Kit components
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GoldBio HotStart Taq DNA Polymerase and dNTPs in an optimized buffer suitable for high qPCR sensitivity and multiplex reactions. Primers, probe and template not included.
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Goof-Proof™ Tracking Buffer -
The 40X Tracking Buffer contains an inert blue dye. Adding the tracking buffer to the DNA template makes it “Goof-Proof” to track which reactions have had template added to the PCR reactions. Alternatively, Goof-Proof™ Tracking Buffer can be added to the master mix to distinguish wells with reaction buffer from empty wells. Tracking Buffer is not required for the reaction to function, but is designed to help alleviate mistakes.
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ROX Reference Dye -
ROX is necessary for accurate Ct determination from well to well with certain instruments (such as some ABI and Stratagene PCR instruments, refer to your instrument instructions to see if ROX is required). ROX may add noise to melt curve analysis, which could be mistaken for real peaks. In the case of unexpected peaks, un-check “ROX” in the “Passive Reference Dye” box in the system software to prevent data collection from the ROX fluorescence channel and re-analyze the data.
Common Applications
(Click each for more information)
TaqMan® Probe–Based Real-Time PCR Detection
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Purpose: To perform highly specific and quantitative detection of DNA targets using hydrolysis probe technology.
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How It Works: The hot-start Taq polymerase cleaves TaqMan® or dual-labeled probes during amplification. This separates the reporter from the quencher, generating a fluorescence signal proportional to the amount of target DNA.
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Applications: Gene expression analysis, mutation detection, viral load monitoring.
Heid, C. A., et al. (1996). Real time quantitative PCR. Genome Research, 6(10), 986–994. https://doi.org/10.1101/gr.6.10.986
ROX-Normalized Quantification Across qPCR Platforms
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Purpose: To ensure consistent quantification on instruments requiring passive reference dye normalization.
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How It Works: The ROX dye included in the mix acts as a stable internal reference, correcting for pipetting variation and instrument-related fluorescence fluctuations.
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Applications: Regulated workflows, multi-well plate assays.
Gibson, U. E., et al. (1996). A novel method for real time quantitative RT-PCR. Genome Research, 6(10), 995–1001. https://doi.org/10.1101/gr.6.10.995
Multiplex qPCR Using Multiple Fluorescent Probes
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Purpose: To detect multiple targets in the same reaction using spectrally distinct fluorophores.
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How It Works: Goof-Proof™ supports multiplexing with probes labeled with FAM, HEX, Cy5, and other dyes, allowing simultaneous quantification of several genes or variants.
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Applications: Pathogen panels, biomarker profiling, pharmacogenomics.
Elnifro, E. M., et al. (2000). Multiplex PCR: optimization and application in diagnostic virology. Clinical Microbiology Reviews, 13(4), 559–570. https://doi.org/10.1128/CMR.13.4.559
High-Specificity Genotyping and SNP Detection
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Purpose: To detect single nucleotide polymorphisms or allele-specific variations with high precision.
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How It Works: TaqMan® probes bind specifically to target sequences, enabling discrimination between alleles based on probe-specific fluorescence signals.
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Applications: Precision medicine, population genetics, CRISPR editing validation.
Livak, K. J. (1999). Allelic discrimination using fluorogenic probes and the 5′ nuclease assay. Genetic Analysis, 14(5–6), 143–149. https://doi.org/10.1016/S1050-3862(99)00017-4
Automated and High-Throughput qPCR Workflows
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Purpose: To streamline qPCR setup and minimize error in 96- and 384-well plate formats.
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How It Works: The 2X formulation with built-in ROX enables simple reaction assembly and compatibility with robotic platforms and multichannel pipetting systems.
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Applications: Diagnostic kit development, large-scale screens, longitudinal studies.
Bustin, S. A., et al. (2009). The MIQE guidelines: minimum information for publication of quantitative real-time PCR experiments. Clinical Chemistry, 55(4), 611–622. https://doi.org/10.1373/clinchem.2008.112797
Key Benefits:
Minimizes setup errors: 2X mix format simplifies reaction assembly, ideal for both manual and automated platforms.
Goof-Proof™ reliability: Trusted formulation with consistent results across a wide range of probe-based qPCR applications.
ROX-inclusive formulation: Ensures compatibility and normalization on ROX-dependent real-time PCR instruments.
High-performance probe-based detection: Delivers clean amplification curves and consistent Ct values.
Multiplex-ready: Supports complex assays with multiple targets and fluorophores.
Storage/Handling
Store the kit at -20°C.
Product may be shipped on blue ice without reducing performance. Please place at the recommended storage conditions upon receipt of the product.
