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Microbiology

Image: Besides the typical periglomerular localization, a diffuse interstitial leukocyte infiltration is very common in ANCA-associated vasculitis (Photo courtesy of Dr. Franco Ferrario and Dr. Maria Pia Rastaldi)

Serious Infections Prevalent in ANCA-Associated Vasculitis

Anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitides (AAV) are among the rheumatic diseases with the highest mortality and morbidity, due to their major multi-organ involvement (lungs, kidneys) and their relapsing nature requiring aggressive immunosuppressive treatment. More...
08 Apr 2021
Image: TOXOPLASMA ICT IgG-IgM is a unitary qualitative rapid test based on the immune chromatography technology (lateral flow), allowing the simultaneous detection of both IgG and IgM class anti-Toxoplasma antibodies in human sera (Photo courtesy of LDBIO DIAGNOSTICS)

Toxoplasmosis Immune Status in Pregnancy Determined by Immunochromatography Assay

Toxoplasmosis is a disease that results from infection with the Toxoplasma gondii parasite, one of the world's most common parasites. Infection usually occurs by eating undercooked contaminated meat, exposure from infected cat feces, or mother-to-child transmission during pregnancy. More...
30 Mar 2021
Image: A blood test for Vitamin D showed that African-Americans individuals with low Vitamin D were more at risk from COVID-19 (Photo courtesy of Getty Images)

Vitamin D Levels Tied to COVID-19 Risk for African-Americans

Vitamin D has diverse physiological effects, including on calcium regulation, bone density, and immune function. Deficient levels, typically defined as 25-hydroxyvitamin D (also known as calcifediol) level less than 20 ng/mL are common, especially in African-Americans individuals. More...
29 Mar 2021
Image: White blood cells in the urine of a patient with bacteriuria pyuria, a urinary tract infection. The cells have lobed nuclei and refractile cytoplasmic granules (Photo courtesy of University of Utah Medical School).

White Blood Cell Help Define Pediatric Urinary Tract Infections

Urinary tract infections account for up to 7% of fevers in children up to 24 months old and are a common driver of hospital emergency room visits. These bacterial infections in infants and toddlers can be difficult to diagnose because their symptoms are similar to other fever-causing conditions. More...
25 Mar 2021
Image: The EASY-nLC 1200 HPLC, high-throughput capacity in a nano-flow UHPLC (Photo courtesy of Thermo Fisher Scientific)

Toxoplasmic Encephalitis in HIV Patients Detected in Urine

Toxoplasma encephalitis (TE) is the most commonly reported neurological opportunistic infection in human immunodeficiency virus (HIV)-infected patients since the introduction of combination ART (cART). Diagnosis of TE is challenging under the best clinical circumstances. More...
25 Mar 2021
Image: The Wallac 1420 Victor 2 Multi-Label Microplate Reader (Photo courtesy of  Perkin Elmer).

COVID-19 Induces a Hyperactive Phenotype in Circulating Platelets

Coronavirus Disease 2019 (COVID-19) is characterized by a marked pro-inflammatory response with fever, elevated inflammatory markers, and clinical and radiological features of pneumonitis being evident among affected individuals. More...
15 Mar 2021
Image: Micrograph of Whipple’s disease. This duodenal biopsy shows the characteristic feature of Whipple’s disease; foamy macrophages are present in the lamina propria cells (Photo courtesy of Nephron).

Whipple’s Disease Pathogen Found in International Diarrhea Patients

Tropheryma whipplei is the causative agent of Whipple’s disease. The organism has also been detected in the feces of healthy or asymptomatic persons and in the feces of patients with diarrhea. Symptoms tend to develop slowly over many years in most people with this disease. More...
11 Mar 2021
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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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