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Microbiology

Image: The plate on the right was inoculated with a Carbapenem-Resistant Enterobacteriaceae (CRE) bacterium that proved to be resistant to all of the antibiotics tested; bacteria in the left plate are susceptible to the antibiotics on the discs (Photo courtesy of James Gathany).

Common Bacteria May Become Antibiotic-Resistant Superbugs

Pathogenic Enterobacteriaceae, including Escherichia coli and Klebsiella pneumoniae, are major causes of multidrug resistant infections in hospitals worldwide and these pathogens have recently been shown to have acquired resistance to carbapenems.   More...
07 Apr 2015

New Test Detects Both Parvovirus B19 and Hepatitis A in Plasma

A CE-marked molecular duplex test, for use on Cobas 6800/8800 systems, helps increase safety of human blood and plasma products by simultaneous screening for parvovirus B19 and hepatitis A virus.  More...
05 Apr 2015
Image: The iTC200 Isothermal Titration Calorimeter (MicroCal) (Photo courtesy of US National Institute of Health).

New Tool Detects and Destroys Norovirus

Infection with highly contagious noroviruses, while not usually fatal, can lead to a slew of unpleasant symptoms such as excessive vomiting and diarrhea and current treatment options are limited to rehydration of the patient.  More...
01 Apr 2015
Image:  Scanning electron micrograph of Pseudomonas aeruginosa from cultured biofilms in the respiratory tract of patients with cystic fibrosis (Photo courtesy of Science Photo Library).

New Method Tests for Cystic Fibrosis Infection Pathogens

A new method of testing the most common cause of life-threatening infection in people with cystic fibrosis could improve efforts to study and combat the illness.  More...
31 Mar 2015
Image: Micrograph of bacterial vaginosis—cells of the cervix covered with rod-shaped bacteria, Gardnerella vaginalis (arrows) (Photo courtesy of Wikimedia Commons).

Microarray Test Detects Pathogenic Shifts in the Taxonomic Distribution of Vaginal Bacteria

A team of Italian microbiologists has developed a microarray-based diagnostic tool that monitors the vaginal bacteria population and alerts the clinician to changes in taxonomic distribution that are characteristic of bacterial vaginosis.  More...
31 Mar 2015
Image: The ImmunoXpert test accurately distinguishes between bacterial and viral infections (Photo courtesy of MeMed Ltd.).

Assay Measuring Three Human Response Proteins Differentiates Bacterial and Viral Infections

A blood test that measures three proteins produced by the human immune system in response to exposure to pathogenic microorganisms has been commercialized into an assay system capable of rapidly distinguishing infections caused by bacteria from those caused by viruses.    More...
30 Mar 2015
Image: Mycobacterium tuberculosis culture revealing this organism’s typical morphologic characteristics of colorless rough surface, which are seen in M. tuberculosis colonial growth (Photo courtesy of Dr. George Kubica).

Screening Strategy Reduces Incidence of Immigration-Related Tuberculosis

Implementation of the culture-based algorithm may have substantially reduced the incidence of tuberculosis among newly arrived, foreign-born persons in the United States of America.   More...
29 Mar 2015
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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.