Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants

A Lactococcus lactis subs lactis strain was selected from 20 lactic acid strains isolated from the leaves of sugar cane plants, variety CC 85-92. The effects of substrate concentration and pH control on lactic acid (LA) production, glucose conversion (GC) and yield (Yp/s) were investigated using thi...

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Autores principales: Serna Cock,Liliana, Rodríguez de Stouvenel,Aida
Lenguaje:English
Publicado: Pontificia Universidad Católica de Valparaíso 2006
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-34582006000100006
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spelling oai:scielo:S0717-345820060001000062006-05-11Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plantsSerna Cock,LilianaRodríguez de Stouvenel,Aida CC 85-92 leaves of sugar cane pH control substrate concentration A Lactococcus lactis subs lactis strain was selected from 20 lactic acid strains isolated from the leaves of sugar cane plants, variety CC 85-92. The effects of substrate concentration and pH control on lactic acid (LA) production, glucose conversion (GC) and yield (Yp/s) were investigated using this strain. In batch fermentation at 32ºC, with 60 gl-1 of glucose and a pH of 6.0, concentrations of up to 35 gl-1 of lactic acid were obtained. Maximum production and glucose conversion was achieved at low glucose concentrations. The strain shows great potential for lactic acid production from glucose, even without using pH control during fermentation (13.7 gl-1)info:eu-repo/semantics/openAccessPontificia Universidad Católica de ValparaísoElectronic Journal of Biotechnology v.9 n.1 20062006-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-34582006000100006en
institution Scielo Chile
collection Scielo Chile
language English
topic CC 85-92
leaves of sugar cane
pH control
substrate concentration
spellingShingle CC 85-92
leaves of sugar cane
pH control
substrate concentration
Serna Cock,Liliana
Rodríguez de Stouvenel,Aida
Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
description A Lactococcus lactis subs lactis strain was selected from 20 lactic acid strains isolated from the leaves of sugar cane plants, variety CC 85-92. The effects of substrate concentration and pH control on lactic acid (LA) production, glucose conversion (GC) and yield (Yp/s) were investigated using this strain. In batch fermentation at 32ºC, with 60 gl-1 of glucose and a pH of 6.0, concentrations of up to 35 gl-1 of lactic acid were obtained. Maximum production and glucose conversion was achieved at low glucose concentrations. The strain shows great potential for lactic acid production from glucose, even without using pH control during fermentation (13.7 gl-1)
author Serna Cock,Liliana
Rodríguez de Stouvenel,Aida
author_facet Serna Cock,Liliana
Rodríguez de Stouvenel,Aida
author_sort Serna Cock,Liliana
title Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
title_short Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
title_full Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
title_fullStr Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
title_full_unstemmed Lactic acid production by a strain of Lactococcus lactis subs lactis isolated from sugar cane plants
title_sort lactic acid production by a strain of lactococcus lactis subs lactis isolated from sugar cane plants
publisher Pontificia Universidad Católica de Valparaíso
publishDate 2006
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-34582006000100006
work_keys_str_mv AT sernacockliliana lacticacidproductionbyastrainoflactococcuslactissubslactisisolatedfromsugarcaneplants
AT rodriguezdestouvenelaida lacticacidproductionbyastrainoflactococcuslactissubslactisisolatedfromsugarcaneplants
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