<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Toxocariasis is a common human zoonosis, which induces a clinically unapparent course of infection. Diagnosis is difficult and relies upon serological testing (searching of specific IgG antibodies by ELISA), laboratory abnormalities and clinical manifestations. The polymerase chain reaction (PCR) technique was adapted for the detection of Toxocara canis larvae in a host tissue. Mongolian gerbils (Meriones unguiculatus) were used as an animal model for human toxocariasis. 8 animals were inoculated with 1000 T. canis eggs, four uninfected were used as control. At 3, 5, 7, and 14 days post-infection, 2 infected and 1 control gerbil were killed and their livers were used for molecular analysis. Specific primer in the PCR reaction allowed identification of T. canis larvae, with the parasite gDNA found in the liver of all infected gerbils. The results indicate that the PCR method has a potential as a supporting technique for the diagnosis of human toxocariasis.</p></abstract>

Toxocariasis is a common human zoonosis, which induces a clinically unapparent course of infection. Diagnosis is difficult and relies upon serological testing (searching of specific IgG antibodies by ELISA), laboratory abnormalities and clinical manifestations. The polymerase chain reaction (PCR) technique was adapted for the detection of Toxocara canis larvae in a host tissue. Mongolian gerbils (Meriones unguiculatus) were used as an animal model for human toxocariasis. 8 animals were inoculated with 1000 T. canis eggs, four uninfected were used as control. At 3, 5, 7, and 14 days post-infection, 2 infected and 1 control gerbil were killed and their livers were used for molecular analysis. Specific primer in the PCR reaction allowed identification of T. canis larvae, with the parasite gDNA found in the liver of all infected gerbils. The results indicate that the PCR method has a potential as a supporting technique for the diagnosis of human toxocariasis.

Detection of Toxocara canis larvae by PCR in the liver of experimentally infected Mongolian gerbils (Meriones unguiculatus)

Institute of Parasitology of the Polish Academy of Sciences, 51/55 Twarda St., 00-818, Warsaw, Poland

Clinic of Gastroenterology of the Polish Mother’s Memorial Hospital-Research Institute, 281/289 Rzgowska St., 93-338, Łódź, Poland

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Toxocariasis is a common human zoonosis, which induces a clinically unapparent course of infection. Diagnosis is difficult and relies upon serological testing...

Detection of Toxocara canis larvae by PCR in the liver of experimentally infected Mongolian gerbils (Meriones unguiculatus)

Publié en ligne: 06 nov. 2008

Pages: 147 - 149

DOI: https://doi.org/10.2478/s11687-008-0029-9

Mots clés
Toxocara canis, polymerase chain reaction (PCR), Mongolian gerbils, toxocariasis

© 2008 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Detection of Toxocara canis larvae by PCR in the liver of experimentally infected Mongolian gerbils (Meriones unguiculatus)

Publié en ligne: 06 nov. 2008

Pages: 147 - 149

DOI: https://doi.org/10.2478/s11687-008-0029-9

Mots clésToxocara canis, polymerase chain reaction (PCR), Mongolian gerbils, toxocariasis

© 2008 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Toxocara canis, polymerase chain reaction (PCR), Mongolian gerbils, toxocariasis