نتایج جستجو برای: rk39 antigen

تعداد نتایج: 200325  

2018
Tanvi Dev Chandramohan Kudligi V. Ramesh Gomathy Sethuraman

© 2018 Indian Dermatology Online Journal | Published by Wolters Kluwer Medknow A 16‐year‐old male from Bihar had confluent hypopigmented plaques along with erythematous succulent papules on the chin, trunk, and shoulders for the past 8 years. There was relative sparing of axillae, suprapubic, and inguinal regions [Figures 1a‐c]. He had a history of kala‐azar. Skin biopsy and smear showed numero...

Journal: :The American journal of tropical medicine and hygiene 2014
Danielle Borges Maciel Thaís Almeida M Silva Luciana Inácia Gomes Edward de Oliveira Monique Gomes Salles Tibúrcio Rafael Faria de Oliveira Daniel Avelar José Ronaldo Barbosa Eliana Furtado Ana Rabello Luciana de Almeida Silva

The diagnosis of Leishmania (Leishmania) infantum infection in children from birth may serve as a reference for the early identification of cases that would progress to classical visceral leishmaniasis (VL) in endemic areas. This study prospectively evaluated newborns of mothers living in the municipality of Paracatu, Minas Gerais, Brazil. The infants were followed up at 6-month intervals by cl...

Journal: :Journal of arthropod-borne diseases 2016
Sarita Mohapatra Jyotish C Samantaray Arnab Ghosh

BACKGROUND Immunochromatographic based rk39 antibody detection test became popular for the diagnosis of visceral leishmaiasis (VL) because of high sensitivity, rapidity, easy to interpret, and cost effectiveness. However, false positive result after complete cure of the patients is the major limitation with this test. The aim of the study to access the usefulness of non-invasive samples i.e. ur...

Journal: :BMJ 2006
François Chappuis Suman Rijal Alonso Soto Joris Menten Marleen Boelaert

OBJECTIVE To compare the performance of the direct agglutination test and rK39 dipstick for the diagnosis of visceral leishmaniasis. DATA SOURCES Medline, citation tracking, January 1986 to December 2004. Selection criteria Original studies evaluating the direct agglutination test or the rK39 dipstick with clinical visceral leishmaniasis as target condition; adequate reference classification;...

Journal: :Memorias do Instituto Oswaldo Cruz 2001
O Zerpa F Pratlong M Ulrich J Convit

An increase in the incidence of human visceral leishmaniasis (HVL) has been detected in recent years on Margarita Island, located off the NE coast of Venezuela. Recent studies have revealed reactivity to rK39 antigen (Leishmania chagasi) in 20% of 541 sera from domestic dogs in endemic communities; PCR reactions were positive using primers for the L. donovani complex. Here we report that isolat...

2015
Ermias Diro Lutgarde Lynen Mahlet Assefa Yegnasew Takele Bewketu Mengesha Emebet Adem Rezika Mohammed Robert Kimutai Asrat Hailu Marleen Boelaert Johan van Griensven

BACKGROUND Diagnostic guidelines for Visceral Leishmaniasis (VL) in the East African region are complex. Patients meeting the VL clinical case definition should be tested by rK39 rapid diagnostic test (RDT) followed by the Direct Agglutination Test (DAT) or tissue aspiration if RDT-negative. Otherwise, RDT-positive patients should be started on VL treatment. We evaluated how this guideline is a...

2010
Sowmya Pattabhi Jacqueline Whittle Raodoh Mohamath Sayda El-Safi Garner G. Moulton Jeffrey A. Guderian Danny Colombara Asem O. Abdoon Maowia M. Mukhtar Dinesh Mondal Javan Esfandiari Shailendra Kumar Peter Chun Steven G. Reed Ajay Bhatia

BACKGROUND Visceral leishmaniasis (VL) is diagnosed by microscopic confirmation of the parasite in bone marrow, spleen or lymph node aspirates. These procedures are unsuitable for rapid diagnosis of VL in field settings. The development of rK39-based rapid diagnostic tests (RDT) revolutionized diagnosis of VL by offering high sensitivity and specificity in detecting disease in the Indian subcon...

Journal: :Journal of clinical microbiology 2010
Nuno Santarém Ricardo Silvestre Luís Cardoso Henk Schallig Steven G Reed Anabela Cordeiro-da-Silva

Accurate diagnosis of canine leishmaniasis (CanL) is essential toward a more efficient control of this zoonosis, but it remains problematic due to the high incidence of asymptomatic infections. In this study, we present data on the development of enzyme-linked immunosorbent assay (ELISA)-based techniques for the detection of antibodies against the recombinant protein Leishmania infantum cytosol...

2017
Ivete Lopes de Mendonça Joilson Ferreira Batista Henk Schallig Maria do Socorro Pires e Cruz Diego Peres Alonso Paulo Eduardo Martins Ribolla Dorcas Lamounier Costa Carlos Henrique Nery Costa

Dogs are considered the main reservoir of Leishmania infantum. This protozoan causes visceral leishmaniasis (VL), an uncontrolled urban zoonosis in Brazil. Serological tests and polymerase chain reaction (PCR) on peripheral blood were performed to identify infected dogs in scenarios of higher and lower prevalence of the disease (Teresina and Vitória). One-hundred infected and 57 non-infected an...

Journal: :Experimental Parasitology 2021

Infection with Leishmania infantum causes the disease visceral leishmaniasis (VL), which is a serious clinical and veterinary problem. The drugs used to treat canine (CanL) do not cause complete parasite clearance; they can be toxic, emerging drug resistance in populations limits their utility. Therefore, this study we have evaluated toxicity efficacy of joint treatment 1:1 mixture sodium stibo...

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