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Endophytic fungal communities isolated from two genotypes of feijoa fruits (Feijoa sellowiana O. Berg.) and prospection of potential agents against anthracnose pathogens

dc.contributor.authorFantinel, Vinícius Spolaor
dc.contributor.authorMuniz, Marlove Fátima Brião
dc.contributor.authorBaptista, Paula
dc.contributor.authorSantos, Sónia A.P.
dc.contributor.authorPereira, J.A.
dc.contributor.authorMartins, Fátima
dc.contributor.authorCiotta, Marlise Nara
dc.contributor.authorPoletto, Tales
dc.contributor.authorSilva, Julio Carlos Pereira da
dc.date.accessioned2023-12-19T10:13:12Z
dc.date.available2023-12-19T10:13:12Z
dc.date.issued2023
dc.description.abstractFeijoa sellowiana (O. Berg) Burret is a tropical fruit from South America known as pineapple-guava or feijoa. Anthracnose is a fungal-caused disease that harms feijoa, and may completely reduce fruit production. The endophytic microbiota of feijoa fruits from native cultivars may provide new biocontrol agents against anthracnose. This work aimed to evaluate the diversity of endophytic cultivable fungi in feijoa fruits from two Brazilian native cultivars and verify potential agents against anthracnose pathogens: Colletotrichum nymphaeae and Colletotrichum siamense. The cultivable fungal diversity in feijoa fruits was assessed by fungi isolation, followed by fungal identification, through sequencing the ITS region of rDNA, and estimation of species abundance and frequency. Later, the antagonism of selected isolates was tested against Colletotrichum spp. by direct confrontation. Results demonstrated that isolated fungal communities slightly differed between the two cultivars. There was no difference in the Shannon index between the two cultivars. However, abundance and frequency of endophytes was respectively, 40% and 53% higher in the most resistant cultivar (Mattos), where Trichoderma harzianum, Trichoderma hamatum, Clonostachys rosea and Clonostachys rhizophaga were exclusively found. C. rosea and T. harzianum from cultivar ’Mattos’, and Talaromices amestolkiae found in both cultivars (’Mattos’ and ’Alcantara’), reduced mycelial growth and sporulation of Colletotrichum spp. Therefore, the endophytic cultivable community was slightly more abundant and rich in the most resistant cultivar of feijoa by encompassing more antagonistic species of fungi. This work also described for the first time the potential of endophytic fungi as biocontrol agents of feijoa pathogens.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationFantinel, Vinícius Spolaor; Muniz, Marlove Fátima Brião; Baptista, Paula; Santos, Sónia A.P.; Pereira, J.A.; Martins, Fátima; Ciotta, Marlise Nara; Poletto, Tales; Silva, Julio Carlos Pereira da (2023). Endophytic fungal communities isolated from two genotypes of feijoa fruits (Feijoa sellowiana O. Berg.) and prospection of potential agents against anthracnose pathogens. Biological Control. ISSN 1049-9644. 184, p. 1-8pt_PT
dc.identifier.doi10.1016/j.biocontrol.2023.105288pt_PT
dc.identifier.eissn1090-2112
dc.identifier.issn1049-9644
dc.identifier.urihttp://hdl.handle.net/10198/28979
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherElsevierpt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectNative treespt_PT
dc.subjectFungal diversitypt_PT
dc.subjectAcca sellowianapt_PT
dc.subjectAntagonistic fungipt_PT
dc.subjectPathogen inhibitionpt_PT
dc.titleEndophytic fungal communities isolated from two genotypes of feijoa fruits (Feijoa sellowiana O. Berg.) and prospection of potential agents against anthracnose pathogenspt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage8pt_PT
oaire.citation.startPage1pt_PT
oaire.citation.titleBiological Controlpt_PT
oaire.citation.volume184pt_PT
person.familyNameBaptista
person.familyNamePereira
person.givenNamePaula
person.givenNameJosé Alberto
person.identifier.ciencia-id7D11-FE1E-CD0F
person.identifier.ciencia-id611F-80B2-A7C1
person.identifier.orcid0000-0001-6331-3731
person.identifier.orcid0000-0002-2260-0600
person.identifier.ridL-6798-2014
person.identifier.scopus-author-id14051688000
person.identifier.scopus-author-id57204366348
rcaap.rightsrestrictedAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublication3f35226a-b17a-4f7d-8da1-3297105cbfe9
relation.isAuthorOfPublication7932162e-a2da-4913-b00d-17babbe51857
relation.isAuthorOfPublication.latestForDiscovery3f35226a-b17a-4f7d-8da1-3297105cbfe9

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