Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil

A trypanosome strain isolated from a sylvatic rodent (Echimys dasythrix) from Santa Catarina Island (Santa Catarina State, Brazil) was characterized by the following methods: experimental transmission and development in invertebrate hosts, morphometry, cross protection, complement sensitivity, lecti...

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Main Authors: M. Steindel, J. C. Carvalho Pinto, H. K. Toma, R. H. R. Mangia, R. Ribeiro-Rodrigues, A. J. Romanha
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 1991-03-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761991000100012
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author M. Steindel
J. C. Carvalho Pinto
H. K. Toma
R. H. R. Mangia
R. Ribeiro-Rodrigues
A. J. Romanha
author_facet M. Steindel
J. C. Carvalho Pinto
H. K. Toma
R. H. R. Mangia
R. Ribeiro-Rodrigues
A. J. Romanha
author_sort M. Steindel
collection DOAJ
description A trypanosome strain isolated from a sylvatic rodent (Echimys dasythrix) from Santa Catarina Island (Santa Catarina State, Brazil) was characterized by the following methods: experimental transmission and development in invertebrate hosts, morphometry, cross protection, complement sensitivity, lectin agglutination and isoenzyme profiles. Comparasions were made with standard Trypanosoma cruzi and T. rangeli strains. All methods except isoenzyne analysis led to the identification of the isolate as T. rangeli. The isoenzyme differences found could be explained on the basis of polymorphism. Therefore this is the first report of T. rangeli in southern Brazil, increasing the geographical distribution of this parasite.
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spelling doaj.art-4d60da5b33494c979d6c948b6d1f05e82023-09-02T21:33:20ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80601991-03-01861737910.1590/S0074-02761991000100012Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern BrazilM. SteindelJ. C. Carvalho PintoH. K. TomaR. H. R. MangiaR. Ribeiro-RodriguesA. J. RomanhaA trypanosome strain isolated from a sylvatic rodent (Echimys dasythrix) from Santa Catarina Island (Santa Catarina State, Brazil) was characterized by the following methods: experimental transmission and development in invertebrate hosts, morphometry, cross protection, complement sensitivity, lectin agglutination and isoenzyme profiles. Comparasions were made with standard Trypanosoma cruzi and T. rangeli strains. All methods except isoenzyne analysis led to the identification of the isolate as T. rangeli. The isoenzyme differences found could be explained on the basis of polymorphism. Therefore this is the first report of T. rangeli in southern Brazil, increasing the geographical distribution of this parasite.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761991000100012Trypanossoma rangelirodentEchimys dasythrixexperimental developmentcomplement lysisisoenzyme patternsepidemiology
spellingShingle M. Steindel
J. C. Carvalho Pinto
H. K. Toma
R. H. R. Mangia
R. Ribeiro-Rodrigues
A. J. Romanha
Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
Memorias do Instituto Oswaldo Cruz
Trypanossoma rangeli
rodent
Echimys dasythrix
experimental development
complement lysis
isoenzyme patterns
epidemiology
title Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
title_full Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
title_fullStr Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
title_full_unstemmed Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
title_short Trypanosoma rangeli (Tejera, 1920) isolated from a sylvatic rodent (Echimys dasythrix) in Santa Catarina island, Santa Catarina state: first report of this trypanosome in southern Brazil
title_sort trypanosoma rangeli tejera 1920 isolated from a sylvatic rodent echimys dasythrix in santa catarina island santa catarina state first report of this trypanosome in southern brazil
topic Trypanossoma rangeli
rodent
Echimys dasythrix
experimental development
complement lysis
isoenzyme patterns
epidemiology
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761991000100012
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