Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction

Naturally, plant habitats are exposed to several potential effects of biotic and different abiotic environmental challenges. Several types of micro-organisms namely; bacteria, viruses, fungi, nematodes, mites, insects, mammals and other herbivorous animals are found in large amounts in all ecosystem...

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Main Authors: Usman, Magaji G., Ahmadu, Tijjani, Nayaya, Adamu Jibrin, Dodo, Aisha M.
Format: Article
Language:English
Published: Universiti Putra Malaysia Press 2018
Online Access:http://psasir.upm.edu.my/id/eprint/63999/1/Plant%20disease%20control%20understanding%20the%20roles%20of%20toxins%20and%20phytoalexins%20in%20host-pathogen%20interaction.pdf
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author Usman, Magaji G.
Ahmadu, Tijjani
Nayaya, Adamu Jibrin
Dodo, Aisha M.
author_facet Usman, Magaji G.
Ahmadu, Tijjani
Nayaya, Adamu Jibrin
Dodo, Aisha M.
author_sort Usman, Magaji G.
collection UPM
description Naturally, plant habitats are exposed to several potential effects of biotic and different abiotic environmental challenges. Several types of micro-organisms namely; bacteria, viruses, fungi, nematodes, mites, insects, mammals and other herbivorous animals are found in large amounts in all ecosystems, which lead to considerable reduction in crop productivity. These organisms are agents carrying different diseases that can damage the plants through the secretion of toxic-microbial poisons that can penetrate in the plant tissues. Toxins are injurious substances that act on plant protoplast to influence disease development. In response to the stress effect, plants defend themselves by bearing some substances such as phytoalexins. Production of phytoalexins is one of the complex mechanisms through which plants exhibit disease resistance. Several findings specifically on phytoalexins have widen the understanding in the fields of plant biochemistry and molecular biology. However, this review reports the interaction of toxins and phytoalexins in plant-pathogen cycle, research progress on the association of phytoalexins with plant disease resistance as well as the role of the phytoalexins in plant disease control.
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spelling upm.eprints-639992018-06-08T00:45:12Z http://psasir.upm.edu.my/id/eprint/63999/ Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction Usman, Magaji G. Ahmadu, Tijjani Nayaya, Adamu Jibrin Dodo, Aisha M. Naturally, plant habitats are exposed to several potential effects of biotic and different abiotic environmental challenges. Several types of micro-organisms namely; bacteria, viruses, fungi, nematodes, mites, insects, mammals and other herbivorous animals are found in large amounts in all ecosystems, which lead to considerable reduction in crop productivity. These organisms are agents carrying different diseases that can damage the plants through the secretion of toxic-microbial poisons that can penetrate in the plant tissues. Toxins are injurious substances that act on plant protoplast to influence disease development. In response to the stress effect, plants defend themselves by bearing some substances such as phytoalexins. Production of phytoalexins is one of the complex mechanisms through which plants exhibit disease resistance. Several findings specifically on phytoalexins have widen the understanding in the fields of plant biochemistry and molecular biology. However, this review reports the interaction of toxins and phytoalexins in plant-pathogen cycle, research progress on the association of phytoalexins with plant disease resistance as well as the role of the phytoalexins in plant disease control. Universiti Putra Malaysia Press 2018 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/63999/1/Plant%20disease%20control%20understanding%20the%20roles%20of%20toxins%20and%20phytoalexins%20in%20host-pathogen%20interaction.pdf Usman, Magaji G. and Ahmadu, Tijjani and Nayaya, Adamu Jibrin and Dodo, Aisha M. (2018) Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction. Pertanika Journal of Scholarly Research Reviews, 4 (1). pp. 54-66. ISSN 2462-2028 http://www.pjsrr.upm.edu.my/index.php/pjsrr/article/view/117
spellingShingle Usman, Magaji G.
Ahmadu, Tijjani
Nayaya, Adamu Jibrin
Dodo, Aisha M.
Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title_full Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title_fullStr Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title_full_unstemmed Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title_short Plant disease control: understanding the roles of toxins and phytoalexins in host-pathogen interaction
title_sort plant disease control understanding the roles of toxins and phytoalexins in host pathogen interaction
url http://psasir.upm.edu.my/id/eprint/63999/1/Plant%20disease%20control%20understanding%20the%20roles%20of%20toxins%20and%20phytoalexins%20in%20host-pathogen%20interaction.pdf
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