Literature DB >> 1903875

Proteinases in Trichomonas vaginalis and Tritrichomonas mobilensis are not exclusively of cysteine type.

P Bózner1, P Demes.   

Abstract

High molecular weight proteinases of Trichomonas vaginalis (with apparent Mr values 142 and greater than 220 kDa) and Tritrichomonas mobilensis (Mr 67, 86, 104 and 120 kDa), optimally active at pH8, were analysed in gelatin-containing polyacrylamide gels. All of these proteinases were resistant to serine-, aspartic- as well as cysteine proteinase inhibitors. Both proteolytic bands in T. vaginalis and two proteinases in T. mobilensis (67 and 104 kDa) were inhibited by EDTA and EGTA suggesting that they belong to the metallo-proteinase class. The 67 kDa proteinase of T. mobilensis was inhibited also by o-phenanthroline. The other two bands of T. mobilensis (86, 120 kDa) were not classified to any proteinase group since they appeared to be resistant to the chelating agents tested in this study.

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Year:  1991        PMID: 1903875     DOI: 10.1017/s0031182000060418

Source DB:  PubMed          Journal:  Parasitology        ISSN: 0031-1820            Impact factor:   3.234


  9 in total

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2.  20S Proteasome as a Drug Target in Trichomonas vaginalis.

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3.  CP30, a cysteine proteinase involved in Trichomonas vaginalis cytoadherence.

Authors:  M R Mendoza-López; C Becerril-Garcia; L V Fattel-Facenda; L Avila-Gonzalez; M E Ruíz-Tachiquín; J Ortega-Lopez; R Arroyo
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4.  Analysis of human immunoglobulin-degrading cysteine proteinases of Trichomonas vaginalis.

Authors:  D Provenzano; J F Alderete
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5.  Contact-independent cytotoxicity of Trichomonas vaginalis.

Authors:  F F Pindak; M Mora de Pindak; W A Gardner
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6.  Serum antibodies to Trichomonas vaginalis in invasive cervical cancer patients.

Authors:  E H Yap; T H Ho; Y C Chan; T W Thong; G C Ng; L C Ho; M Singh
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7.  TvMP50 is an immunogenic metalloproteinase during male trichomoniasis.

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9.  Putrescine-dependent re-localization of TvCP39, a cysteine proteinase involved in Trichomonas vaginalis cytotoxicity.

Authors:  Bertha Isabel Carvajal-Gamez; Laura Itzel Quintas-Granados; Rossana Arroyo; Laura Isabel Vázquez-Carrillo; Lucero De los Angeles Ramón-Luing; Eduardo Carrillo-Tapia; María Elizbeth Alvarez-Sánchez
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  9 in total

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