ISSN: 0973-7510

E-ISSN: 2581-690X

M. Abdul Kareem and A.S. Byadgi
Department of Plant Pathology, University of Agricultural Sciences, Dharwad – 580 005, India.
J. Pure Appl. Microbiol., 2016, 10 (1): 317-321
© The Author(s). 2016
Received: 22/01/2016 | Accepted: 24/02/2016 | Published: 31/03/2016
Abstract

Chilli leaf curl is the most destructive syndrome causing substantial economic losses in chilli production. Severe leaf curling, leaf distortion, dark green mottle, vein banding, reduced leaf size and stunted growth are typical symptoms of the viral infection. For a reliable detection specific primer pairs were designed, after PCR amplification using gene specific primers of CVMV, 531 bp DNA fragment was amplified in all diseased samples of chilli and no amplification was obtained in healthy samples. PCR amplicon of CVMV-CP gene was cloned into pTZ57R/T cloning vector and transformed into E. coli DH5a. Transformed white colonies were picked after blue-white colony assay and confirmed by colony PCR and restriction analysis. The sequence results clearly revealed that the coat protein gene showing 95% identity with the reported CVMV-CP gene sequence. Thus, the investigation focused on molecular characterization of the virus convincingly revealed potyvirus association with leaf curl disease in chilli.

Keywords

Chilli, Leaf curl, Virus, Coat Protein, Cloning, Transformation.

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© The Author(s) 2016. Open Access. This article is distributed under the terms of the Creative Commons Attribution 4.0 International License which permits unrestricted use, sharing, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.