Removal of the cyanobacterial toxin microcystin-LR by human probiotics

  • Jussi Meriluoto*
  • , Miguel Gueimonde
  • , Carolyn A. Haskard
  • , Lisa Spoof
  • , Olli Sjövall
  • , Seppo Salminen
  • *Corresponding author for this work

Research output: Contribution to journalArticleScientificpeer-review

51 Citations (Scopus)

Abstract

Three human probiotics, Lactobacillus rhamnosus strains GG and LC-705, and Bifidobacterium lactis strain Bb12, were found to bind the cyanobacterial peptide toxin microcystin-LR from water solutions. The highest removal percentage was 46%, observed with heat-treated L. rhamnosus strain GG (10 10 cells/ml) and a microcystin-LR concentration of 0.5 μg/ml during an incubation of 7 h at 35°C.

Original languageEnglish
Pages (from-to)111-114
Number of pages4
JournalToxicon
Volume46
Issue number1
DOIs
Publication statusPublished - Jul 2005
MoE publication typeA1 Journal article-refereed

Funding

We gratefully acknowledge financial support from the Academy of Finland, RC for Biosciences and Environment (projects 210309 and 210310). We thank Valio Ltd (Helsinki, Finland) for donating the Lactobacillus probiotic and Chr. Hansen Ltd (Hørsholm, Denmark) for the Bifidobacterium probiotic. Many thanks to Daniel Hoefel for skillful assistance with flow cytometry measurements.

Keywords

  • Cyanobacteria
  • Microcystin
  • Probiotics
  • Toxin

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