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University of Otago
Department of Applied Sciences
Maree Johnstone

Maree Johnstone
University of Otago · Department of Applied Sciences

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Publications

351

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Skills and Expertise

Clinical Microbiology

Diagnostic Parasitology

Publications

Smartphone Microscopy of Parasite Eggs Accumulated into a Single Field of View

Article

Full-text available

Nov 2015

A Nokia Lumia 1020 cellular phone (Microsoft Corp., Auckland, New Zealand) was configured to image the ova of Ascaris lumbricoides converged into a single field of view but on different focal planes. The phone was programmed to acquire images at different distances and, using public domain computer software, composite images were created that broug...

Detection of vancomycin heteroresistant Staphylococcus haemolyticus and vancomycin intermediate resistant Staphylococcus epidermidis by means of vancomycin screening agar

Article

Jul 2007

An abstract is unavailable. This article is available as HTML full text and PDF.

A case of plasmid‐mediated AmpC betalactamase‐producingE. coli(PACE) and its implications

Article

Dec 2006

An abstract is unavailable. This article is available as HTML full text and PDF.

A case of plasmid-mediated AmpC beta-lactamase-producing E. coli (PACE) and its implications

Article

Dec 2006

Otago Diagnostic Laboratories' (ODL) Method for the detection of beta-lactamases in Enterobacteriaceae

Article

Oct 2005

The rapid evolvement of beta-lactamases in Enterobacteriaceae is an important concern and the clinical microbiology laboratory is required to detect them, where possible, using a rapid, reliable, simple and low cost methodology. A disc diffusion method using NCCLS breakpoints, Jarlier's principle and cefoxitin test for AmpC was carried out. It inco...