Serum samples from 197 clinically healthy dogs residing in the Banat Region, the western historical part of Romania, were assayed by an indirect fluorescent antibody test for the presence of anti-Babesia canis antibodies. Overall, the seroprevalence was 19.8% (39/197). The percent of seropositive dogs in rural areas (28.4%; 19/67) was significantly higher (P < 0.05) compared to dogs living in urban areas (15.4%; 20/130). Seroprevalence of B. canis infection in hunting dogs was also found to be significantly higher (P < 0.05) compared to canines with other lifestyles, but no significant difference was found between companion and kennel dogs. The statistical analysis showed that no significant differences (P > 0.05) were present between the seroprevalence of infected animals associated with age, gender, or breed. The hunting lifestyle was the only factor (OR = 4.57; 95% CI = 2.1-10.2; P = 0.002) positively associated with seroprevalence in dogs and can be considered the risk factor in the acquisition of infection. Also, the results of the present survey indicate that infection with B. canis in dogs is common in the sampling area and that it is an important pathogen for the local canine population.
Species of the genus Sarcocystis are recognized as protozoan parasites infecting a wide range of animals, including humans. This study aimed to provide data on the occurrence, genetic characterization, and epidemiological significance of Sarcocystis spp. in cattle destined for human consumption in Romania. A total of 117 heart samples from slaughtered cattle in three southwestern Romanian counties (Dolj, Timiș, and Gorj) were analyzed in order to detect sarcocysts, using fresh examination microscopic techniques. Subsequently, the isolated sarcocysts and/or cyst fragments (5–15 per sample) from each infected animal were molecularly characterized. Overall, 17.9% (21/117) of the tested animals were found to be Sarcocystis spp. positive by microscopy. Genetic characterization of Sarcocystis spp. isolates, based on sequence analysis of the 18S rRNA gene, showed the presence of a single species, namely S. cruzi. No correlation was found (p > 0.05) between S. cruzi infection and the origin, age, breed, and gender of cattle, but the grazing farming system was positively associated (p=0.031) with the pathogen prevalence and can be considered a risk factor (OR = 3.6) in acquiring infection. To evaluate the possible public health risk, further investigation focused on the processing of other Sarcocystis-specific tissue matrices and evidence of human infections is recommended. This is the first study of bovine Sarcocystis infection in Romania.
This survey was conducted to investigate the occurrence and antimicrobial susceptibility of Listeria monocytogenes isolates in the environment of a pig slaughterhouse raw processing plant complex in western Romania. A total of 97 environmental samples from food contact (n = 60) and nonfood contact (n = 37) surfaces were examined with standard methods. The susceptibility of the isolates to 17 antimicrobial agents was determined with the VITEK 2 automated system. Overall, 25 (25.8%) samples were positive for L. monocytogenes , with recovery rates of 23.3% (n = 14) and 29.7% (n = 11) for food contact and nonfood contact surfaces, respectively. All 25 tested isolates were resistant to benzylpenicillin, imipenem, and fusidic acid. Resistance was observed to oxacillin (23 isolates; 92%), fosfomycin (23 isolates; 92%), clindamycin (22 isolates; 88%), rifampin (14 isolates; 56%), trimethoprim-sulfamethoxazole (12 isolates; 48%), tetracycline (11 isolates; 44%), and ciprofloxacin (1 isolate; 4%). No resistance was found to seven tested agents: gentamicin, moxifloxacin, erythromycin, linezolid, teicoplanin, vancomycin, and tigecycline. All tested L. monocytogenes isolates were resistant to four to nine antimicrobial agents. These results indicate a high prevalence of multidrug-resistant L. monocytogenes isolates in this pork-processing environment, providing baseline information for hygienists and public health specialists.
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