Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)

Heteroxenic and monoxenic trypanosomatids were screened for the presence of actin using a mouse polyclonal antibody produced against the entire sequence of the Trypanosoma cruzi actin gene, encoding a 41.9 kDa protein. Western blot analysis showed that this antibody reacted with a polypeptide of app...

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Main Authors: Ligia Cristina Kalb Souza, Rosana Elisa Gonçalves Gonçalves Pinho, Carla Vanessa de Paula Lima, Stênio Perdigão Fragoso, Maurilio José Soares
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2013-08-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762013000500631&lng=en&tlng=en
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author Ligia Cristina Kalb Souza
Rosana Elisa Gonçalves Gonçalves Pinho
Carla Vanessa de Paula Lima
Stênio Perdigão Fragoso
Maurilio José Soares
author_facet Ligia Cristina Kalb Souza
Rosana Elisa Gonçalves Gonçalves Pinho
Carla Vanessa de Paula Lima
Stênio Perdigão Fragoso
Maurilio José Soares
author_sort Ligia Cristina Kalb Souza
collection DOAJ
description Heteroxenic and monoxenic trypanosomatids were screened for the presence of actin using a mouse polyclonal antibody produced against the entire sequence of the Trypanosoma cruzi actin gene, encoding a 41.9 kDa protein. Western blot analysis showed that this antibody reacted with a polypeptide of approximately 42 kDa in the whole-cell lysates of parasites targeting mammals (T. cruzi, Trypanosoma brucei and Leishmania major), insects (Angomonas deanei, Crithidia fasciculata, Herpetomonas samuelpessoai and Strigomonas culicis) and plants (Phytomonas serpens). A single polypeptide of approximately 42 kDa was detected in the whole-cell lysates of T. cruzi cultured epimastigotes, metacyclic trypomastigotes and amastigotes at similar protein expression levels. Confocal microscopy showed that actin was expressed throughout the cytoplasm of all the tested trypanosomatids. These data demonstrate that actin expression is widespread in trypanosomatids.
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spelling doaj.art-2a9ae724d9a241d1a1e219b91c8c63192023-09-02T21:33:01ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz1678-80602013-08-01108563163610.1590/0074-0276108052013015S0074-02762013000500631Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)Ligia Cristina Kalb SouzaRosana Elisa Gonçalves Gonçalves PinhoCarla Vanessa de Paula LimaStênio Perdigão FragosoMaurilio José SoaresHeteroxenic and monoxenic trypanosomatids were screened for the presence of actin using a mouse polyclonal antibody produced against the entire sequence of the Trypanosoma cruzi actin gene, encoding a 41.9 kDa protein. Western blot analysis showed that this antibody reacted with a polypeptide of approximately 42 kDa in the whole-cell lysates of parasites targeting mammals (T. cruzi, Trypanosoma brucei and Leishmania major), insects (Angomonas deanei, Crithidia fasciculata, Herpetomonas samuelpessoai and Strigomonas culicis) and plants (Phytomonas serpens). A single polypeptide of approximately 42 kDa was detected in the whole-cell lysates of T. cruzi cultured epimastigotes, metacyclic trypomastigotes and amastigotes at similar protein expression levels. Confocal microscopy showed that actin was expressed throughout the cytoplasm of all the tested trypanosomatids. These data demonstrate that actin expression is widespread in trypanosomatids.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762013000500631&lng=en&tlng=enactinconfocal microscopytrypanosomatidsTrypanosoma cruzi
spellingShingle Ligia Cristina Kalb Souza
Rosana Elisa Gonçalves Gonçalves Pinho
Carla Vanessa de Paula Lima
Stênio Perdigão Fragoso
Maurilio José Soares
Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
Memorias do Instituto Oswaldo Cruz
actin
confocal microscopy
trypanosomatids
Trypanosoma cruzi
title Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
title_full Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
title_fullStr Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
title_full_unstemmed Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
title_short Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
title_sort actin expression in trypanosomatids euglenozoa kinetoplastea
topic actin
confocal microscopy
trypanosomatids
Trypanosoma cruzi
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762013000500631&lng=en&tlng=en
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