Characterization of Proteolytic Activity in Trichomonas vaginalis Isolates from Brazilian Patients

VERA LUCY DE SANTI ALVARENGA, SUELY LEO VELLOCE, REGINA MARIA BARRETTO CICARELLI
1997 The Journal of protozoology research  
and200kDaonacidicpH,dependingontheisolates.The proteinasesbelongto CySteine−PrOteinase classes according toinhibition whenleupeptln WaS uSed as inhibitorinpresenceofDTT・Some serine−PrOteinasescouldalsobefbundand therewasinhjbitionoftheactivlty OftJle eXtraCtS,Since PMSFwas used・The extracts were passed throughanimmunoafhity−COlumn coupledwithantiLT. VaginalisIgGisolatedfromimmuneseraandtheproteaseactivlty Seemedtobe COnCentratedin the void・Tllisis the nrst time that proteinases of Brazilian
more » ... erentisolatesarestudiedandcharacterized.Thesedatatogethersupportthe hypothesis that the trichomonad proteases could have animportant rolein Cy(OadherenceandcytotoxicitywhichparticlpateOnpathogeniclty.
doi:10.32268/jprotozoolres.7.3_70 fatcat:2hiecvrpl5ekznssk6we6v7x74