Literature DB >> 11101813

Fungal pathogen protection in potato by expression of a plant defensin peptide.

A G Gao1, S M Hakimi, C A Mittanck, Y Wu, B M Woerner, D M Stark, D M Shah, J Liang, C M Rommens.   

Abstract

Defensins are small cysteine-rich peptides with antimicrobial activity. We demonstrate that the alfalfa antifungal peptide (alfAFP) defensin isolated from seeds of Medicago sativa displays strong activity against the agronomically important fungal pathogen Verticillium dahliae. Expression of the alfAFP peptide in transgenic potato plants provides robust resistance in the greenhouse. Importantly, this resistance is maintained under field conditions. There have been no previous demonstrations of a single transgene imparting a disease resistance phenotype that is at least equivalent to those achieved through current practices using fumigants.

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Year:  2000        PMID: 11101813     DOI: 10.1038/82436

Source DB:  PubMed          Journal:  Nat Biotechnol        ISSN: 1087-0156            Impact factor:   54.908


  93 in total

1.  An amphibian antimicrobial peptide variant expressed in Nicotiana tabacum confers resistance to phytopathogens.

Authors:  Donatella Ponti; M Luisa Mangoni; Giuseppina Mignogna; Maurizio Simmaco; Donatella Barra
Journal:  Biochem J       Date:  2003-02-15       Impact factor: 3.857

2.  Molecular cloning and characterization of six defensin genes from lentil plant (Lens culinaris L.).

Authors:  Reza Mir Drikvand; Seyyed Mohsen Sohrabi; Kamran Samiei
Journal:  3 Biotech       Date:  2019-02-23       Impact factor: 2.406

3.  Metabolic profiling based on LC/MS to evaluate unintended effects of transgenic rice with cry1Ac and sck genes.

Authors:  Yuwei Chang; Chunxia Zhao; Zhen Zhu; Zeming Wu; Jia Zhou; Yanni Zhao; Xin Lu; Guowang Xu
Journal:  Plant Mol Biol       Date:  2012-01-22       Impact factor: 4.076

4.  Identification and functional expression of the pepper pathogen-induced gene, CAPIP2, involved in disease resistance and drought and salt stress tolerance.

Authors:  Sung Chul Lee; Sang Hee Kim; Soo Hyun An; Seung Youn Yi; Byung Kook Hwang
Journal:  Plant Mol Biol       Date:  2006-08-10       Impact factor: 4.076

5.  Changes in stem lignins (monomer composition and crosslinking) and peroxidase are related with the maintenance of leaf photosynthetic integrity during Verticillium wilt in Capsicum annuum.

Authors:  Federico Pomar; Marta Novo; María A Bernal; Fuencisla Merino; A Ros Barceló
Journal:  New Phytol       Date:  2004-07       Impact factor: 10.151

6.  Isolation and properties of floral defensins from ornamental tobacco and petunia.

Authors:  Fung T Lay; Filippa Brugliera; Marilyn A Anderson
Journal:  Plant Physiol       Date:  2003-03       Impact factor: 8.340

Review 7.  Plant defensins: defense, development and application.

Authors:  Henrik U Stotz; James G Thomson; Yueju Wang
Journal:  Plant Signal Behav       Date:  2009-11-07

8.  Retransformation of marker-free potato for enhanced resistance against fungal pathogens by pyramiding chitinase and wasabi defensin genes.

Authors:  Raham Sher Khan; Nader Ahmed Darwish; Bushra Khattak; Valentine Otang Ntui; Kynet Kong; Kazuki Shimomae; Ikuo Nakamura; Masahiro Mii
Journal:  Mol Biotechnol       Date:  2014-09       Impact factor: 2.695

9.  Expression of a synthesized gene encoding cationic peptide cecropin B in transgenic tomato plants protects against bacterial diseases.

Authors:  Pey-Shynan Jan; Hsu-Yuang Huang; Hueih-Min Chen
Journal:  Appl Environ Microbiol       Date:  2009-12-04       Impact factor: 4.792

10.  Differential antifungal and calcium channel-blocking activity among structurally related plant defensins.

Authors:  Robert G Spelbrink; Nejmi Dilmac; Aron Allen; Thomas J Smith; Dilip M Shah; Gregory H Hockerman
Journal:  Plant Physiol       Date:  2004-08-06       Impact factor: 8.340

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