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Madeleine Johnson

Editor
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+1-212-651-5639
Email
mjohnson@genomeweb.com

Madeleine covers PCR, nucleic acid amplification, and sample prep technologies for GenomeWeb. 

Articles Authored by Madeleine Johnson

May 02, 2018

Genedrive Validates Near-Patient HCV Assay With Eye to European, Sub-Saharan Africa Markets

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The firm showed 98 percent sensitivity and 100 percent specificity across all major HCV genotypes in a recent study.

Apr 26, 2018

Study Shows cccDNA Detection With Digital PCR Sensitively Detects Hepatitis B Virus

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The assay could provide detection of HBV infection at early stages, potentially preventing progression to cirrhosis or hepatocellular carcinoma.

Apr 03, 2018

Upfront Flu Immunoassay Yields Lab Savings on Syndromic Respiratory Panels During Flu Season, Study Says

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Using an immunoassay as an initial screening tool saved approximately $36,000 over multiplex PCR panel use alone when performed in a period of high flu prevalence.

Mar 30, 2018

Researchers Developing miRNA-Based Cancer Monitoring Tech for Potential At-Home Liquid Biopsy

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The technology will measure cancer-associated miRNAs using optical amplification with quantum dots and photonic crystals.

Mar 22, 2018

HelixBind Developing Culture-Free Molecular Testing System for Bloodstream Infections

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The system will enable testing direct from a tube of blood using peptide nucleic acids-based methods to improve specificity.

Mar 21, 2018

Menarini Silicon Biosystems Publishes Single-Cell WGA Liquid Biopsy Workflow, Eyes Clinical Market

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The firm is also working on expanding its CTC capture capabilities beyond epithelial cells and will present multiple myeloma applications at an upcoming conference.

Mar 02, 2018

Korea's BioCore First to Commercialize NIPT Based on Digital PCR

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Although other groups have been developing noninvasive prenatal testing using digital PCR, BioCore claims to be the first to offer a test commercially.

Feb 15, 2018

Startup Anitoa Systems Opens Early-Access Program for Portable qPCR System

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Anitoa's handheld Maverick platform weighs one kilogram and comes with cloud-based analysis software.

Feb 06, 2018

Johns Hopkins Researchers Get $4M to Develop Sepsis ID, Phenotypic Antibiotic Resistance Platform

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The proposed diagnostic platform will be able to identify and determine resistance of bloodstream infections within three hours.

Feb 05, 2018

Paper DNA Detection Device Enables Diagnosis of Helminth Infections

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The quantitative paper-based DNA reader (qPDR) takes advantage of a recently discovered interaction between SYBR Green I and cellulose paper.

The Scan

Testing, Testing for Mutations

US News & World Report writes that genetic testing of lung tumors can help identify treatments for patients.

Hide, Nessie, Hide

A team of researchers plans to sample Loch Ness for environmental DNA, according to Newsweek.

Even More Variety

The New York Times writes about the appearance of mosaicism in healthy people.

This Week in PNAS

In PNAS this week: insecticide resistance patterns Anopheles gambiae mosquito, transcriptome patterns in Pseudomonas aeruginosa during infection, and more.

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