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Madeleine Johnson

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

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

Articles Authored by Madeleine Johnson

Jul 19, 2018

Cepheid to Launch GeneXpert Edge for Decentralized Testing While Omni Remains Delayed

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The portable, battery-operated system will be an interim solution for decentralized testing in places where power may be unreliable.

Jul 16, 2018

Talis Biomedical Developing 'SlipChip' Microfluidic POC Platform for Genotypic, Phenotypic Testing

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Formerly known as SlipChip Corp, the firm has recently won nearly $10 million in funding to hone its approaches to sepsis and CT/NG testing.

Jul 06, 2018

UK Study Suggests Need for Faster Viral Meningitis Diagnosis

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The observational study showed delays to diagnosis reduced the chances of identifying pathogens and generally led to poorer outcomes.

Jun 27, 2018

Duke 'Exposome' Project Nears Commercialization, Spawns Startup

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A project to use the host response to classify acute respiratory infections has been spun off into a company called Host Response, and is seeking industry partners. 

Jun 04, 2018

ChromaCode Developing Multiplexed Infectious Disease MDx Panels for Standard qPCR Instruments

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The startup plans to launch research-use diagnostic tests this year and support customers wishing to build custom assays.

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.

The Scan

Not Always an Answer

Sometimes genetic tests give inconclusive results and provide little reassurance to patients, the Associated Press reports.

CRISPR Acceptance or Not?

Vox wonders whether gene-editing crops will be viewed similarly as genetically modified organisms of if people will give them a try.

This Week in Science

In Science this week: research regulation and reporting requirement reform, and more.

Building Up Numbers

With H3Africa, Charles Rotimi has been working to bolster the representation of African participants and African researchers in genomics, Newsweek reports.

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