Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica

Fungal endophytes were recovered from Tamarix nilotica (Tamaricaceae) roots and stems collected in Taif, Saudi Arabia. A total of 49 different taxa were identified. The overall colonization rate of root and stem segments was 30.6%. A total of 49 isolates were collected and categorized into 21 operat...

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Main Author: Helal F. Al-Harthi
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Plant Signaling & Behavior
Subjects:
Online Access:http://dx.doi.org/10.1080/15592324.2024.2439250
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author Helal F. Al-Harthi
author_facet Helal F. Al-Harthi
author_sort Helal F. Al-Harthi
collection DOAJ
description Fungal endophytes were recovered from Tamarix nilotica (Tamaricaceae) roots and stems collected in Taif, Saudi Arabia. A total of 49 different taxa were identified. The overall colonization rate of root and stem segments was 30.6%. A total of 49 isolates were collected and categorized into 21 operational taxonomic units using the rRNA gene’s internal transcribed spacer region. The most prevalent species were Penicillium chrysogenum (16 isolates), Fungal sp. (12), and Alternaria alternata (10). Forty-nine isolates were investigated for antifungal activity against Fusarium solani and Rhizoctonia solani; all tested isolates showed antifungal activity against Fusarium solani, while 43 isolates showed antifungal activity against Rhizoctonia solani. The most potent antifungal agents against Fusarium solani and Rhizoctonia solani are Aspergillus ochraceus (2 isolates) and Penicillium chrysogenum (16 isolates). Endophytic isolates collected during this experiment were evaluated to produce amylase, cellulase, lipase, and protease enzymes. Among the strains examined for enzymatic potentials (4 enzymes), 26 strains (53% of the total strains) produce only one enzyme. Penicillium chrysogenum (TUPc2, 3, and 4) produced the highest amount of the four enzymes that were examined.
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institution Kabale University
issn 1559-2316
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series Plant Signaling & Behavior
spelling doaj-art-0b918e329dbe4586bb8efbe4383f1d9e2025-02-11T15:10:11ZengTaylor & Francis GroupPlant Signaling & Behavior1559-23161559-23242025-12-0120110.1080/15592324.2024.24392502439250Antifungal and enzymatic activities of endophytic fungi associated with Tamarix niloticaHelal F. Al-Harthi0Turabah University College, Taif UniversityFungal endophytes were recovered from Tamarix nilotica (Tamaricaceae) roots and stems collected in Taif, Saudi Arabia. A total of 49 different taxa were identified. The overall colonization rate of root and stem segments was 30.6%. A total of 49 isolates were collected and categorized into 21 operational taxonomic units using the rRNA gene’s internal transcribed spacer region. The most prevalent species were Penicillium chrysogenum (16 isolates), Fungal sp. (12), and Alternaria alternata (10). Forty-nine isolates were investigated for antifungal activity against Fusarium solani and Rhizoctonia solani; all tested isolates showed antifungal activity against Fusarium solani, while 43 isolates showed antifungal activity against Rhizoctonia solani. The most potent antifungal agents against Fusarium solani and Rhizoctonia solani are Aspergillus ochraceus (2 isolates) and Penicillium chrysogenum (16 isolates). Endophytic isolates collected during this experiment were evaluated to produce amylase, cellulase, lipase, and protease enzymes. Among the strains examined for enzymatic potentials (4 enzymes), 26 strains (53% of the total strains) produce only one enzyme. Penicillium chrysogenum (TUPc2, 3, and 4) produced the highest amount of the four enzymes that were examined.http://dx.doi.org/10.1080/15592324.2024.2439250antifungalalternaria alternatahydrolytic enzymesits rrnapenicillium chrysogenumwild plants
spellingShingle Helal F. Al-Harthi
Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
Plant Signaling & Behavior
antifungal
alternaria alternata
hydrolytic enzymes
its rrna
penicillium chrysogenum
wild plants
title Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
title_full Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
title_fullStr Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
title_full_unstemmed Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
title_short Antifungal and enzymatic activities of endophytic fungi associated with Tamarix nilotica
title_sort antifungal and enzymatic activities of endophytic fungi associated with tamarix nilotica
topic antifungal
alternaria alternata
hydrolytic enzymes
its rrna
penicillium chrysogenum
wild plants
url http://dx.doi.org/10.1080/15592324.2024.2439250
work_keys_str_mv AT helalfalharthi antifungalandenzymaticactivitiesofendophyticfungiassociatedwithtamarixnilotica