Cell Free DNA Analysis
Value of circulating cell-free DNA analysis as a diagnostic tool for breast cancer: a meta-analysis
... Considering the effect of publication bias, the results could have been biased if positive results were more likely to be published. The Deek’s funnel plot asymmetry test compared diseased and healthy groups, or ...
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Fetal Fraction Estimate in Twin Pregnancies Using Directed Cell-Free DNA Analysis
... identical, or dizygotic, in which case only 1 fetus is likely to have aneuploidy when present. In prenatal diagnosis by ultrasound it is possible to accurately determine cho- rionicity but not zygosity [7] . In ...
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Trisomy 13 detection in the first trimester of pregnancy using a chromosome-selective cell-free DNA analysis method
... A single aliquot of plasma for each case that met minimum fetal fraction concentration of 4% was analyzed by laboratory personnel at Ariosa Diagnostics who were blinded to trisomy status. Fetal fraction was determined as ...
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Cell-free DNA analysis in healthy individuals by next-generation sequencing: a proof of concept and technical validation study.
... Circulating Cell-free Genome Atlas (CCGA) study and the development of early screening methods such as CancerSEEK 27 are opening the way for cfDNA testing in healthy individuals and early-stage tumor ...
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COMMITTEE OPINION. Cell-free DNA Screening for Fetal Aneuploidy
... uses cell-free DNA from the plasma of pregnant women offers tremen- dous potential as a screening method for fetal aneu- ...2011, cell-free DNA analysis became clinically ...
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Selective analysis of cell-free DNA in maternal blood for evaluation of fetal trisomy
... Tris-HCl pH8.0, 6 mM EDTA, 300 mM NaCl 2 , 35% formamide, 0.1% Tween-80, and 4 nM each locus speci fic DANSR oligonucleotides. The mixture was heated to 70 C and annealed to 25 C over 2 h, after which the beads were ...
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Cell-free DNA in non-small cell lung cancer
... non-small cell lung can- cer ...non-small cell lung cancer have revealed molecular information used for systemic can- cer therapy targeting metastatic disease, with an important impact on pa- tients’ ...
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Cell-free circulating tumor DNA in cancer
... on cell-free circulating tumor DNA (ctDNA) in the bloodstream as a versatile ...ctDNA analysis is an evolving field with many new methods being developed and optimized to be able to ...
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Clinical Policy: Cell-free Fetal DNA Testing
... gives cell-free DNA testing a “B” recommendation for twin pregnancies, noting that evidence is encouraging for detection of fetuses affected by trisomy 21, but that the evidence is limited for ...
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Circulating cell-free tumour DNA in the management of cancer
... tumor DNA analysis as a real-time method for monitoring tumor burden in melanoma patients undergoing treatment with immune checkpoint ...circulating-free DNA to predict early relapse after ...
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Circulating Cell Free DNA in the Diagnosis of Trophoblastic Tumors
... CFD-008 Analysis of cfDNA extracted post chemotherapy revealed no alleles in the cfDNA that were not found in the patient indicating an absence of any contribution to the tumor genome from her ...
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Clinical Policy: Cell-free Fetal DNA Testing
... gives cell-free DNA testing a “B” recommendation for twin pregnancies, noting that evidence is encouraging for detection of fetuses affected by trisomy 21, but that the evidence is limited for ...
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DNA methylation analysis of selected genes for the detection of early-stage lung cancer using circulating cell-free DNA
... The DNA was extracted from 500 µL of plasma of the sub- jects using a QIAamp MinElute Virus Spin Kit (Qiagen, Hilden, Germany), according to the manufacturer’s in- ...extracted DNA was amplified using a ...
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DNA methylation analysis of selected genes for the detection of early-stage lung cancer using circulating cell-free DNA
... that DNA abnormal methylation exists before the pa- tient shows clinical symptoms or before X-ray evidence is ...that DNA methylation may serve as a bio- marker for noninvasive diagnosis, and is useful in ...
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Quantitative analysis of plasma cell-free DNA and its DNA integrity in patients with metastatic prostate cancer using ALU sequence
... of free circulating DNA is apoptotic cells which release uniformly truncated DNA fragments ( 185–200 base pair) in length, in contrast to DNA released from malignant cells via necrosis or ...
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Original Article Serum cell free DNA by branched DNA in patients with gastric cancer
... ROC analysis demonstrated that cf-DNA was a better indicator of diagnostic ...Quantitative analysis of serum cf-DNA with bDNA technology is superior to the traditional index of serum tumor ...
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Tumor fraction in cell-free DNA as a biomarker in prostate cancer
... this analysis (median, 3 samples/patient; range, ...multivariable analysis demonstrated that independent prognostic features in mCRPC patients treated with docetaxel were Eastern Cooperative Oncology Group ...
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A cell-free replication system for human polyomavirus JC DNA.
... replication analysis, a recombinant baculovirus containing the JCV TAg-coding sequence was ...JCV DNA replication in the presence of DNA polymerase a -primase, replication protein A, and ...
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Plasma cell free DNA in patients needing mechanical ventilation
... regression analysis. Variables included in the analysis were: plasma cell-free DNA over the best cutoff value at admission, present infection, and all variables found to be independent ...
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Cell-free DNA as a diagnostic marker for cancer: current insights
... The ideal early diagnostic marker should be noninva- sive and highly accurate, with a good cost/benefit ratio and allow simple interpretation of the results. Despite that cfDNA seems to be a good source of markers with ...
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