Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)

Antibacterial and antifungal activity of 8 isolated microalgae strains from Lake "La Izvor" (Chisinau) was studied. Ethanolic biomass extracts were tested against five strains of pathogenic bacteria and fungi. Thus, according to the results of the experiments, the isolated strains of micr...

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Main Authors: Olga ȚURCAN, Tamara SÎRBU, Valerina SLANINA
Format: Article
Language:English
Published: Galati University Press 2025-03-01
Series:ACROSS
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Online Access:https://www.gup.ugal.ro/ugaljournals/index.php/across/article/view/7463
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author Olga ȚURCAN
Tamara SÎRBU
Valerina SLANINA
author_facet Olga ȚURCAN
Tamara SÎRBU
Valerina SLANINA
author_sort Olga ȚURCAN
collection DOAJ
description Antibacterial and antifungal activity of 8 isolated microalgae strains from Lake "La Izvor" (Chisinau) was studied. Ethanolic biomass extracts were tested against five strains of pathogenic bacteria and fungi. Thus, according to the results of the experiments, the isolated strains of microalgae are able to synthesize metabolites that have antifungal and antibacterial activity against the tested phytopathogens. It should be noted that the obvious antibacterial activity showed the strains of Chlorella vulgaris, Oscillatoria planctonica and Spirulina major with the largest areas of inhibition of the growth of pathogenic bacteria Bacillus subtilis B-117, Xanthomonas campestris 8003b and Erwinia caratovora 8982. The cyanobacteria Oscillatoria planctonica, Spirulina major and the microalga Chlorella vulgaris had a significant inhibitory effect on the growth of the pathogenic fungi Alternaria alternata, Aspergillus niger, Botrytis cinerea and Fusarium solani.
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issn 2602-1463
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publishDate 2025-03-01
publisher Galati University Press
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spelling doaj-art-1e4c17f731db40ac8173fb53cbb4f32c2025-08-20T02:11:29ZengGalati University PressACROSS2602-14632025-03-0162Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)Olga ȚURCAN0Tamara SÎRBU1Valerina SLANINA2Institute of Microbiology and Biotechnology (Chisinau)Institute of Microbiology and Biotechnology (Chisinau)Institute of Microbiology and Biotechnology (Chisinau) Antibacterial and antifungal activity of 8 isolated microalgae strains from Lake "La Izvor" (Chisinau) was studied. Ethanolic biomass extracts were tested against five strains of pathogenic bacteria and fungi. Thus, according to the results of the experiments, the isolated strains of microalgae are able to synthesize metabolites that have antifungal and antibacterial activity against the tested phytopathogens. It should be noted that the obvious antibacterial activity showed the strains of Chlorella vulgaris, Oscillatoria planctonica and Spirulina major with the largest areas of inhibition of the growth of pathogenic bacteria Bacillus subtilis B-117, Xanthomonas campestris 8003b and Erwinia caratovora 8982. The cyanobacteria Oscillatoria planctonica, Spirulina major and the microalga Chlorella vulgaris had a significant inhibitory effect on the growth of the pathogenic fungi Alternaria alternata, Aspergillus niger, Botrytis cinerea and Fusarium solani. https://www.gup.ugal.ro/ugaljournals/index.php/across/article/view/7463Antibacterial and antifungal activitymicroalgaecyanobacteriaphytopathogens
spellingShingle Olga ȚURCAN
Tamara SÎRBU
Valerina SLANINA
Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
ACROSS
Antibacterial and antifungal activity
microalgae
cyanobacteria
phytopathogens
title Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
title_full Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
title_fullStr Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
title_full_unstemmed Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
title_short Antifungal and antibacterial activity of some microalgae collected from lake "La Izvor" (Chisinau)
title_sort antifungal and antibacterial activity of some microalgae collected from lake la izvor chisinau
topic Antibacterial and antifungal activity
microalgae
cyanobacteria
phytopathogens
url https://www.gup.ugal.ro/ugaljournals/index.php/across/article/view/7463
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AT tamarasirbu antifungalandantibacterialactivityofsomemicroalgaecollectedfromlakelaizvorchisinau
AT valerinaslanina antifungalandantibacterialactivityofsomemicroalgaecollectedfromlakelaizvorchisinau