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Madeleine Johnson

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

Articles Authored by Madeleine Johnson

Jan 07, 2020

Velox Biosystems Developing Rapid UTI, Sepsis Tests Utilizing Large Volumes of Raw Sample

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The startup is exploring options with potential partners and plans to bring a urinary tract infection test through regulatory channels in the next two years.

Dec 10, 2019

Co-Diagnostics Continues Global Expansion With Africa Alliance, New India Facility

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The firm has entered the market in Africa with a new collaboration in Ghana. It is also developing instrument-agnostic STI and liquid biopsy tests.

Dec 05, 2019

Hologic Vaginitis Tests Offer Improvements Over Gold Standard Methods

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A study of the firm's tests to detect bacterial vaginosis, yeast infections, and trichomoniasis, show they can potentially improve treatment for women with vaginitis.

Nov 27, 2019

Stakeholders Developing Toolkit to Tackle Lack of MDx Outcomes Data in Microbiology

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Microbiology lab and industry stakeholders are increasingly working together to coordinate approaches and generate more clinical utility data for diagnostic testing.

Nov 26, 2019

NanoString-Based Genotype, Phenotype Test Rapidly Detects Antimicrobial Resistance

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The method, dubbed GoPhAST-R, was codeveloped by researcher from the Broad Institute and NanoString, which now hopes to work with a partner to commercialize it.

Nov 08, 2019

ChromaCode Debuts Instrument-Agnostic Multiplex Panel for Multi-Drug Resistant Infection Screening

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The firm's tick-borne pathogens panel was also recently the subject of a clinical study, showing high accuracy in detecting numerous infectious agents. 

Nov 07, 2019

OraSure Strives for End-to-End Presence in Microbiome Market with Diversigen Buy

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The firm is also targeting a new market for oral fluid-based tests for drugs of abuse, projecting future growth due to new federal regulations.

Nov 04, 2019

Shield Bio Brings Nanopore Sequencing to Patients Through STI Test Service

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A San Jose, California-based company appears to be the first in the US to routinely offer nanopore sequencing as part of a testing lab service. 

Oct 31, 2019

Quidel Touts Product Pipeline Despite Revenue Headwinds

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The firm plans to launch 10 new products next year, but analysts were cautious about Quidel's prospects moving forward.  

Oct 29, 2019

Inexpensive LAMP-Based Schistosome Tests Could Help Eradication Efforts

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schistosoma picture

Isothermal molecular assays to diagnose a parasitic infection that afflicts approximately 300 million people are moving closer to commercialization.

The Scan

From the Depths

Researchers have sequenced the genome of the depth-dwelling giant squid.

Not the Research Topic

Prosecutors have charged a former Drexel University professor with theft for allegedly spending federal grant money on adult entertainment and other unrelated expenses, according to the Philadelphia Inquirer.

 

Prison in Insider Trading Case

Chris Collins, a former US representative, has been sentenced to more than two years in prison in an insider trading case involving an Australian biotechnology firm, the New York Times reports.

PNAS Papers on Trypanosoma brucei Transcripts, Inherited Retinal Disease, Gut Microbiome Development

In PNAS this week: Trypanosoma brucei transcripts, estimate of people at risk of inherited retinal disease, and more.

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