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Microbiology

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
Image: StepOnePlus Real-Time Polymerase Chain Reaction (PCR) System (Photo courtesy of Applied Biosystems).

New Approach Developed to Diagnose Tuberculosis

The diagnosis of pulmonary tuberculosis usually includes laboratory analysis of sputum, a viscous material derived from deep in the airways of patients with active disease which can be difficult to collect and analyze by microbiological and molecular techniques.   More...
25 Mar 2015
Image: Histopathology of tuberculoid leprosy in a skin section (Photo courtesy Dr. D.S. Ridley, Wellcome Images).

Genes Discovered Influence Risk of Developing Leprosy

Leprosy, a chronic dermatological and neurological disease, is caused by infection withMycobacterium leprae, and its manifestation, progression and prognosis are strongly associated with the proficiency of the patient's immune system.  More...
25 Mar 2015
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Oral HIV Test Could Reduce Infection Rates

The performance and assessment of an oral test has been compared with standard serological testing of an enzyme immunoassay in the clinical setting, and its acceptability to individuals at high risk of human immunodeficiency virus infection.   More...
24 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.
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