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Madeleine Johnson

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Madeleine Johnson at Genomeweb / 360dx Madeleine Johnson at Genomeweb / 360dx

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

Articles Authored by Madeleine Johnson

Sep 13, 2019

Scope Fluidics Subsidiary Developing 15-Minute PCR System for POC Infectious Disease MDx

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Based in Warsaw, Poland, the technology was inspired by "ultra-fast" PCR methods from the Wittwer group and Scope plans to launch tests for MRSA and C. diff.

Sep 13, 2019

BARDA Contract Win, Unprecedented CMS Incentive Expected to Catalyze T2 Biosystems Growth

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While the news of the BARDA contract drove a surge in T2's stock price, it was last month's NTAP decision that has company officials and analysts encouraged.

Sep 06, 2019

As M. Genitalium, Gonorrhea Molecular Testing Expands, Antibiotic Resistance Assays May Follow

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New resistance tests for Mycoplasma genitalium and gonorrhea could help stave off superbugs, but guidelines and economic factors may hinder adoption.

Aug 30, 2019

Transcriptome-Based HPV Assay Shows Correlation With High-Grade Cytology

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The new test uses the number of sequencing reads at specific early and late HPV transcripts as a biomarker for high-grade cytology.

Aug 27, 2019

After Years of Groundwork, Rapid STI MDx Space is Inaugurated With Binx FDA Clearance

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The clearance of the Binx io CT/NG test marks a milestone for the Johns Hopkins University group that funds early-stage development of rapid STI testing.

Aug 21, 2019

Quantabio Continues Newborn Screening Expansion as Tech Adopted by Wisconsin State Program

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The company provided updates on its newborn screening testing presence.

Aug 20, 2019

OpGen Progresses on Pipeline of Highly Multiplexed Drug-Resistant Bacteria Tests

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The firm provided updates on its bacterial pathogen detection and antimicrobial resistance testing for bacterial isolates and a direct-from-urine test.

Aug 09, 2019

Quidel Updates Dx and MDx Commercial Strategies, Pipelines

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The company said it is pushing to begin simultaneous clinical trials for multiple small panel-based tests for its sample-to-answer Savanna platform.

Aug 08, 2019

Atila BioSystems Targets Low-Resource Settings With Rapid, High-Throughput HPV Genotyping System

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The system has been evaluated by researchers studying cervical cancer prevention as well as other HPV-related cancers, with positive feedback so far.

Aug 07, 2019

Becton Dickinson Says Diagnostics Uptake Remains Strong, Chinese Market Flourishing

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In an earnings call, the firm said it sees growth continuing for the BD Max, BD Cor, and Phoenix systems, and in China in general.

The Scan

Gene Not Present

Retraction Watch reports that a paper was pulled because it refers to a gene that doesn't exist in mice.

From the Brink?

Researchers were able to generate fertilized northern white rhinoceros eggs, according to Mashable.

Former Employees Raise Testing Issues

Former Orig3n employees raise concerns about its testing at Bloomberg Businessweek.

PLOS Papers Explore HCC MicroRNAs, PCR-Based Schistosomiasis Diagnostics, More

In PLOS this week: microRNA expression changes in hepatocellular carcinoma, real-time PCR-based approach for diagnosing schistosomiasis, and more.

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