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Microbiology

Image: The Lyme disease rash called erythema migrans at the site of a tick bite on a woman’s posterior right upper arm who subsequently contracted the disease (Photo courtesy of James Gathany).

Xenodiagnosis Tested for Persistent Lyme Disease

Disease-free ticks have been used to detect Lyme disease bacteria in people who continue to experience symptoms such as fatigue or arthritis after completing antibiotic therapy.  More...
11 Mar 2014
Image: the Infinite M200 spectrophotometer (Photo courtesy of Tecan).

A Novel Non-Amplification Assay Detects Leishmania

The need for accurate diagnostic investigation of cases of leishmaniasis has made the use of molecular biology techniques broadly applicable for identifying the protozoan parasite.  More...
10 Mar 2014
Caption: The anthrax bacteria – Bacillus anthracis, transmitted mainly through inhalation or skin abrasions (Photo courtesy of University of Missouri).

New Method Identifies Anthrax Bacteria Faster Than Current Approaches

A new method has been developed for rapid diagnostic detection and antibiotic susceptibility determination of the pathogenic Bacillus anthracis using a bioluminescent reporter phage.   More...
06 Mar 2014
Image: The Stratagene Mx3000P real-time PCR system (Photo courtesy of Agilent).

Molecular Diagnostic Tool Evaluated for Malaria

The diagnostic potential of a recently developed photo-induced electron transfer fluorogenic primer real-time PCR called PET-PCR has been investigated for diagnosing malaria.   More...
03 Mar 2014
Image: Electron micrograph of influenza viruses (Photo courtesy of University of Saskatchewan).

Immune Signature Predicts Poor Outcome in Influenza Patients

A signature immune response has been identified that might help doctors identify which newly diagnosed influenza patients are most likely to develop severe symptoms and suffer poor outcomes.  More...
27 Feb 2014
Image: Scanning electron micrograph of human immunodeficiency viruses attached to a human CD4 T-cell (Photo courtesy of Thomas Deerinck).

Novel Method Tracks T-Cells in HIV Patients

The determination of the precise lifespan of a human T-cell is challenging due to inability of standard techniques to distinguish between dividing and dying cells.  More...
24 Feb 2014
Image: Nomarski interference contrast photomicrographs of Cryptosporidium muris from the feces of an HIV-positive human. Scale bars = five micrometers (Photo courtesy of the CDC – [US] Centers for Disease Control and Prevention).

Rapid DNA Amplification Assay Detects Cryptosporidium in Stool Samples

A newly developed RPA lateral flow assay rapidly and accurately detected the parasite Cryptosporidium in stool samples.  More...
19 Feb 2014
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The LabMedica Microbiology channel provides the latest news in the fields of epidemiology, bacteriology, virology, and parasitology, all viewed from the unique perspective of Laboratory Medicine.
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