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https://www.arca.fiocruz.br/handle/icict/15116
A TWO-YEAR ECOLOGICAL STUDY OF NORWAY RATS (RATTUS NORVEGICUS) IN A BRAZILIAN URBAN SLUM
Rodent Control
Incidence
Brazil
Lactation
Population Dynamics
Demography
Ecology
Animals
Rats
Autor(es)
Panti-May, Jesús A
Pereira, Ticiana Soares de Andrade de Carvalho
Serrano, Soledad
Pedra, Gabriel Ghizzi
Taylor, Josh
Pertile, Arsinoê Cristina
Minter, Amanda
Airam, Vladimir
Carvalho, Mayara
Júnior, Nivison N
Rodrigues, Ticiana Soares de Andrade de Carvalho
Reis, Mitermayer Galvão dos
Ko, Albert Icksang
Childs, James E
Begon, Mike
Costa, Federico
Pereira, Ticiana Soares de Andrade de Carvalho
Serrano, Soledad
Pedra, Gabriel Ghizzi
Taylor, Josh
Pertile, Arsinoê Cristina
Minter, Amanda
Airam, Vladimir
Carvalho, Mayara
Júnior, Nivison N
Rodrigues, Ticiana Soares de Andrade de Carvalho
Reis, Mitermayer Galvão dos
Ko, Albert Icksang
Childs, James E
Begon, Mike
Costa, Federico
Afiliação
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Ministério da Saúde. Secretaria Municipal de Saúde. Centro de Controle de Zoonoses. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA / Universidade Federal da Bahia. Instituto de Saúde Coletiva. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil
Ministério da Saúde. Secretaria Municipal de Saúde. Centro de Controle de Zoonoses. Salvador, BA, Brasil
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA
University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom
Fundação Gonçalo Moniz. Centro de Pesquisas Gonçalo Moniz. Salvador, BA, Brasil / University of Liverpool. Institute of Integrative Biology. Liverpool, United Kingdom / Yale School of Public Health. Department of Epidemiology of Microbial Diseases. New Haven, Connecticut, USA / Universidade Federal da Bahia. Instituto de Saúde Coletiva. Salvador, BA, Brasil
Resumo em Inglês
The Norway or brown rat (Rattus norvegicus) is among the most ubiquitous of rodents. However, the lack of studies describing Norway rat populations from tropical areas have limited our understanding regarding their demography and seasonal dynamics. In this study, we describe seasonal pattern in the abundance, reproductive parameters, and morphometrics of Norway rat populations in Salvador, Brazil. Rodents were trapped over four seasonal trapping periods (2013-2014) from three valleys. A total of 802 Norway rats were trapped over the course of the study over 7653 trap-nights. Norway rat abundance was high, but there was no significant differences between seasons. The reproductive parameters (e.g. frequency of pregnant and lactating females) did not show statistical differences between seasons. Female rats collected in the rainy season were heavier and older than females from the dry season. Salvador rats had a high incidence of pregnancy and birth rate (estimated birth rate of 79 young per year) compared to previous studies. The information generated is critical for the understanding of the ecology of Norway rat, the main reservoir of Leptospira in Salvador. However, future studies examining the effect of rodent control programs aimed at reducing populations, and determining rates of recovery, will further clarify our understanding of population dynamics.
Palavras-chave em inglês
LeptospiraRodent Control
Incidence
Brazil
Lactation
Population Dynamics
Demography
Ecology
Animals
Rats
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