<abstract xmlns="http://www.w3.org/1999/xhtml"><p>A field study was conducted to disclose the prevalence of different helminth parasites in the black rat, <italic>Rattus rattus</italic>, in some regions of Stara Zagora district, Bulgaria. Out of 67 examined rats, 53 (79.1%) were found to be positive. Helminths of three classes were detected such as Cestoda: <italic>Hymenolepis diminuta</italic> (47.8%), <italic>Hymenolepis nana</italic> (43.3%), <italic>Taenia taeniaeformis</italic> larvae (7.5%), <italic>Taenia polyacantha</italic> larvae (1.5%); Secernentea: <italic>Syphacia obvelata</italic> (4.5%), <italic>Aspiculuris tetraptera</italic> (3.0%) and Adenophorea: <italic>Capillaria hepatica</italic> (9.0%), <italic>Trichuris muris</italic> (3.0%). Of all the investigated rats, 27 (40.3%) were infected by one helminth species and 26 (38.8%) by more than one. <italic>Hymenolepis diminuta</italic> was a predominant species in cases of single infections (23.9%). The most frequent co-infections were observed by <italic>H. nana</italic> and <italic>H. diminuta</italic> (16.4%).</p></abstract>

A field study was conducted to disclose the prevalence of different helminth parasites in the black rat, Rattus rattus, in some regions of Stara Zagora district, Bulgaria. Out of 67 examined rats, 53 (79.1%) were found to be positive. Helminths of three classes were detected such as Cestoda: Hymenolepis diminuta (47.8%), Hymenolepis nana (43.3%), Taenia taeniaeformis larvae (7.5%), Taenia polyacantha larvae (1.5%); Secernentea: Syphacia obvelata (4.5%), Aspiculuris tetraptera (3.0%) and Adenophorea: Capillaria hepatica (9.0%), Trichuris muris (3.0%). Of all the investigated rats, 27 (40.3%) were infected by one helminth species and 26 (38.8%) by more than one. Hymenolepis diminuta was a predominant species in cases of single infections (23.9%). The most frequent co-infections were observed by H. nana and H. diminuta (16.4%).

A Survey of Helminth Infections in the Black Rat from Stara Zagora District, Bulgaria

Department of Veterinary Microbiology, Infectious and Parasitic Diseases, Faculty of Veterinary Medicine

Department of Hygiene, Epidemiology, Infectious and Parasitic Diseases, Faculty of Medicine

Macedonian Veterinary Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

A field study was conducted to disclose the prevalence of different helminth parasites in the black rat, Rattus rattus, in some regions of Stara Zagora...

A Survey of Helminth Infections in the Black Rat from Stara Zagora District, Bulgaria

Published Online: Oct 17, 2017

Page range: 177 - 182

Received: Feb 06, 2017

Accepted: Jun 05, 2017

DOI: https://doi.org/10.1515/macvetrev-2017-0021

Keywords
helminth parasites, Black rat

© 2017 Petar T. Iliev et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

A Survey of Helminth Infections in the Black Rat from Stara Zagora District, Bulgaria

Published Online: Oct 17, 2017

Page range: 177 - 182

Received: Feb 06, 2017

Accepted: Jun 05, 2017

DOI: https://doi.org/10.1515/macvetrev-2017-0021

Keywordshelminth parasites, Black rat

© 2017 Petar T. Iliev et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
helminth parasites, Black rat