First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats
Leptospirosis is one of the most widespread zoonotic diseases and can infect both humans and animals worldwide. Healthy cat, as a potential source of exposure to humans, are likely underestimated owing to the lack of overt clinical signs associated with Leptospira spp. infection in this species. The...
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2020
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oai:psasir.upm.edu.my:89032 http://psasir.upm.edu.my/id/eprint/89032/ First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats Alashraf, Abdul Rahman Lau, Seng Fong Bejo, Siti Khairani Khor, Kuan Hua Ajat, Mokrish Radzi, Rozanaliza Roslan, Muhammad Azri Abdul Rahman, Muhammad Sabri Leptospirosis is one of the most widespread zoonotic diseases and can infect both humans and animals worldwide. Healthy cat, as a potential source of exposure to humans, are likely underestimated owing to the lack of overt clinical signs associated with Leptospira spp. infection in this species. The aim of the study was to determine the exposure, shedding, and carrier status of leptospires in shelter cats in Malaysia by using serological, molecular, and bacteriological methods. For this study, 82 healthy cats from two shelters were sampled. The blood, urine, and kidneys were tested using the microscopic agglutination test (MAT), polymerase chain reaction (PCR), and bacterial culture. On the basis of serological, molecular, and/or culture techniques, the total detection of leptospiral infection was 29.3% (n = 24/82). Through culture techniques, 16.7% (n = 4/24) of the cats that tested positive were carriers with positive kidney cultures, and one cat was culture positive for both urine and kidney. The Leptospira spp. isolates were identified as pathogenic L. interrogans serovar Bataviae through serological and molecular methods. Through serological techniques, 87.5% (n = 21/24) had positive antibody titers (100–1600) and most of the Bataviae serogroup (n = 19/21). Using PCR, 16.7% (n = 4/24) of cats were shown to have pathogenic Leptospira spp. DNA in their urine. Furthermore, three out of four culture positive cats were serology negative. The present study reports the first retrieval of pathogenic leptospires from urine and kidneys obtained from naturally infected cats. The results provide evidence of the potential role of naturally infected cats in the transmission of leptospires. Additionally, leptospiral infection occurs sub-clinically in cats. The culture isolation provides evidence that healthy cats could be reservoirs of leptospiral infection, and this information may promote the development of disease prevention strategies for the cat population. Public Library of Science 2020 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/89032/1/LEPTOS.pdf Alashraf, Abdul Rahman and Lau, Seng Fong and Bejo, Siti Khairani and Khor, Kuan Hua and Ajat, Mokrish and Radzi, Rozanaliza and Roslan, Muhammad Azri and Abdul Rahman, Muhammad Sabri (2020) First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats. PLoS One, 15 (3). pp. 1-13. ISSN 1932-6203 https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0230048 https://doi.org/10.1371/journal.pone.0230048 |
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Leptospirosis is one of the most widespread zoonotic diseases and can infect both humans and animals worldwide. Healthy cat, as a potential source of exposure to humans, are likely underestimated owing to the lack of overt clinical signs associated with Leptospira spp. infection in this species. The aim of the study was to determine the exposure, shedding, and carrier status of leptospires in shelter cats in Malaysia by using serological, molecular, and bacteriological methods. For this study, 82 healthy cats from two shelters were sampled. The blood, urine, and kidneys were tested using the microscopic agglutination test (MAT), polymerase chain reaction (PCR), and bacterial culture. On the basis of serological, molecular, and/or culture techniques, the total detection of leptospiral infection was 29.3% (n = 24/82). Through culture techniques, 16.7% (n = 4/24) of the cats that tested positive were carriers with positive kidney cultures, and one cat was culture positive for both urine and kidney. The Leptospira spp. isolates were identified as pathogenic L. interrogans serovar Bataviae through serological and molecular methods. Through serological techniques, 87.5% (n = 21/24) had positive antibody titers (100–1600) and most of the Bataviae serogroup (n = 19/21). Using PCR, 16.7% (n = 4/24) of cats were shown to have pathogenic Leptospira spp. DNA in their urine. Furthermore, three out of four culture positive cats were serology negative. The present study reports the first retrieval of pathogenic leptospires from urine and kidneys obtained from naturally infected cats. The results provide evidence of the potential role of naturally infected cats in the transmission of leptospires. Additionally, leptospiral infection occurs sub-clinically in cats. The culture isolation provides evidence that healthy cats could be reservoirs of leptospiral infection, and this information may promote the development of disease prevention strategies for the cat population. |
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Article |
author |
Alashraf, Abdul Rahman Lau, Seng Fong Bejo, Siti Khairani Khor, Kuan Hua Ajat, Mokrish Radzi, Rozanaliza Roslan, Muhammad Azri Abdul Rahman, Muhammad Sabri |
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Alashraf, Abdul Rahman Lau, Seng Fong Bejo, Siti Khairani Khor, Kuan Hua Ajat, Mokrish Radzi, Rozanaliza Roslan, Muhammad Azri Abdul Rahman, Muhammad Sabri First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
author_facet |
Alashraf, Abdul Rahman Lau, Seng Fong Bejo, Siti Khairani Khor, Kuan Hua Ajat, Mokrish Radzi, Rozanaliza Roslan, Muhammad Azri Abdul Rahman, Muhammad Sabri |
author_sort |
Alashraf, Abdul Rahman |
title |
First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
title_short |
First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
title_full |
First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
title_fullStr |
First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
title_full_unstemmed |
First report of pathogenic Leptospira spp. isolated from urine and kidneys of naturally infected cats |
title_sort |
first report of pathogenic leptospira spp. isolated from urine and kidneys of naturally infected cats |
publisher |
Public Library of Science |
publishDate |
2020 |
url |
http://psasir.upm.edu.my/id/eprint/89032/1/LEPTOS.pdf |
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1819300302817329152 |
score |
13.4562235 |