![]() The first annealing between primer and DNA occurs at the initial temperature, the second after the temperature has been lowered by Δ T. Mfold web server for nucleic acid folding and hybridization prediction. This DNA region can be anything the experimenter is interested in. Association of a human G-protein beta3 subunit variant with hypertension. Polymerase chain reaction ( PCR) is a common laboratory technique used to make many copies (millions or billions) of a particular region of DNA. Deletion polymorphism in the gene for angiotensin-converting enzyme is a potent risk factor for myocardial infarction. Linkage of the angiotensinogen gene to essential hypertension. Improved free-energy parameters for predictions of RNA duplex stability. 7-Deaza-2′-deoxyguanosine allows PCR and sequencing reactions from CpG islands. Jung, A., Ruckert, S., Frank, P., Brabletz, T. Mutations of the BRAF gene in human cancer. High and low annealing temperatures increase both specificity and yield in touchdown and stepdown PCR. 'Touchdown' PCR to circumvent spurious priming during gene amplification. Incorporation of 7-deaza dGTP during the amplification step in the polymerase chain reaction procedure improves subsequent DNA sequencing. USA 78, 2838–2842 (1981).įernandez-Rachubinski, F., Eng, B., Murray, W.W., Blajchman, M.A. Trying to amplify a gene from genomic DNA with primers with low GC content and attached restriction sites, what would be the optimum PCR conditions Question 5 answers Asked 22nd Apr, 2014. Unwinding of double-stranded DNA helix by dehydration. Dimethyl sulfoxide-mediated primer Tm reduction: a method for analyzing the role of renaturation temperature in the polymerase chain reaction. Structure-independent DNA amplification by PCR using 7-deaza-2′-deoxyguanosine. Betaine improves the PCR amplification of GC-rich DNA sequences. Henke, W., Herdel, K., Jung, K., Schnorr, D. Organic solvents as facilitators of polymerase chain reaction. An improved method for directly sequencing PCR amplified material using dimethyl sulphoxide. Formamide can dramatically improve the specificity of PCR. ![]() Amplification of GC-rich genes by following a combination strategy of primer design, enhancers and modified PCR cycle conditions. Sahdev, S., Saini, S., Tiwari, P., Saxena, S. Betaine, dimethyl sulfoxide, and 7-deaza-dGTP, a powerful mixture for amplification of GC-rich DNA sequences. Musso, M., Bocciardi, R., Parodi, S., Ravazzolo, R. Improved PCR method for amplification of GC-rich DNA sequences. Optimization of the annealing temperature for DNA amplification in vitro. The highest gene concentrations in the human genome are in telomeric bands of metaphase chromosomes. Comparison of manual and automated nucleic acid extraction from whole-blood samples. Association of a novel regulatory polymorphism (-938C>A) in the BCL2 gene promoter with disease progression and survival in chronic lymphocytic leukemia. ![]() The AA genotype of the regulatory BCL2 promoter polymorphism (938C>A) is associated with a favorable outcome in lymph node negative invasive breast cancer patients. Characterization of the GNAQ promoter and association of increased Gq expression with cardiac hypertrophy in humans. A novel promoter polymorphism in the human gene GNAS affects binding of transcription factor upstream stimulatory factor 1, Galphas protein expression and body weight regulation. Successful amplification of extremely GC-rich promoter regions using a novel 'slowdown PCR' technique. ![]() Regulation of gene expression by GC-rich DNA cis-elements. Denaturants or cosolvents improve the specificity of PCR amplification of a G + C-rich DNA using genetically engineered DNA polymerases. Localised sequence regions possessing high melting temperatures prevent the amplification of a DNA mimic in competitive PCR. Primer-directed enzymatic amplification of DNA with a thermostable DNA polymerase. Specific synthesis of DNA in vitro via a polymerase-catalyzed chain reaction. ![]()
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