Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans

Some clear dissimilarities occur among the varieties of Cryptococcus neoformans but there are few studies about the differences among individual yeast antioxidant enzymes. The total superoxide dismutase (SOD) activities and the copper, zinc-depend SOD (Cu,ZnSOD) and manganese-dependent SOD (MnSOD) i...

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Main Authors: ALT Dias, MRPL Brigagão, P Colepicolo, AM Siqueira, EG da Silva, CR Paula
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2006-02-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762006000100021
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author ALT Dias
MRPL Brigagão
P Colepicolo
AM Siqueira
EG da Silva
CR Paula
author_facet ALT Dias
MRPL Brigagão
P Colepicolo
AM Siqueira
EG da Silva
CR Paula
author_sort ALT Dias
collection DOAJ
description Some clear dissimilarities occur among the varieties of Cryptococcus neoformans but there are few studies about the differences among individual yeast antioxidant enzymes. The total superoxide dismutase (SOD) activities and the copper, zinc-depend SOD (Cu,ZnSOD) and manganese-dependent SOD (MnSOD) isoenzymes of five reference C. neoformans strains belonged to A, B, C, AD and D serotypes (<A HREF="/img/revistas/mioc/v101n1/a21t1.jpg">Table I</A>) and other nine C. neoformans isolates (<A HREF="/img/revistas/mioc/v101n1/a21t2.jpg">Table II</A>) were determined. There were significant differences (p < 0.01 and p < 0.05) in total SOD activity among the varietie gattii (serotype C) and the other varieties. Cu,ZnSOD showed difference (p < 0.05) between A and D serotypes. These results point out a variety and serotype-independent SOD activity in C. neoformans reference strains and the other isolates that were evaluated.
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spelling doaj.art-83889e9919dd4939a659d6d1cf1198e02023-09-02T22:14:57ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602006-02-01101110710910.1590/S0074-02762006000100021Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformansALT DiasMRPL BrigagãoP ColepicoloAM SiqueiraEG da SilvaCR PaulaSome clear dissimilarities occur among the varieties of Cryptococcus neoformans but there are few studies about the differences among individual yeast antioxidant enzymes. The total superoxide dismutase (SOD) activities and the copper, zinc-depend SOD (Cu,ZnSOD) and manganese-dependent SOD (MnSOD) isoenzymes of five reference C. neoformans strains belonged to A, B, C, AD and D serotypes (<A HREF="/img/revistas/mioc/v101n1/a21t1.jpg">Table I</A>) and other nine C. neoformans isolates (<A HREF="/img/revistas/mioc/v101n1/a21t2.jpg">Table II</A>) were determined. There were significant differences (p < 0.01 and p < 0.05) in total SOD activity among the varietie gattii (serotype C) and the other varieties. Cu,ZnSOD showed difference (p < 0.05) between A and D serotypes. These results point out a variety and serotype-independent SOD activity in C. neoformans reference strains and the other isolates that were evaluated.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762006000100021Cryptococcus neoformanssuperoxide dismutaseantioxidant
spellingShingle ALT Dias
MRPL Brigagão
P Colepicolo
AM Siqueira
EG da Silva
CR Paula
Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
Memorias do Instituto Oswaldo Cruz
Cryptococcus neoformans
superoxide dismutase
antioxidant
title Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
title_full Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
title_fullStr Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
title_full_unstemmed Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
title_short Superoxide dismutase in Cryptococcus neoformans varieties gattii, grubi, and neoformans
title_sort superoxide dismutase in cryptococcus neoformans varieties gattii grubi and neoformans
topic Cryptococcus neoformans
superoxide dismutase
antioxidant
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762006000100021
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AT mrplbrigagao superoxidedismutaseincryptococcusneoformansvarietiesgattiigrubiandneoformans
AT pcolepicolo superoxidedismutaseincryptococcusneoformansvarietiesgattiigrubiandneoformans
AT amsiqueira superoxidedismutaseincryptococcusneoformansvarietiesgattiigrubiandneoformans
AT egdasilva superoxidedismutaseincryptococcusneoformansvarietiesgattiigrubiandneoformans
AT crpaula superoxidedismutaseincryptococcusneoformansvarietiesgattiigrubiandneoformans