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Virus-resistant transgenic plants

potential ecological impact
  • 126 Pages
  • 3.43 MB
  • 5583 Downloads
  • English

Springer, INRA Editions, OECD/OCDE , Berlin, New York, Paris
Virus-resistant transgenic plants -- Risk assessment -- Congr
StatementM. Tepfer, E. Balázs, eds.
ContributionsTepfer, M. 1949-, Balázs, Ervin, 1948-
Classifications
LC ClassificationsSB123.57 .V57 1997
The Physical Object
Paginationxv, 126 p. :
ID Numbers
Open LibraryOL688734M
ISBN 103540632573
LC Control Number97035755

Buy Virus-Resistant Transgenic Plants: Potential Ecological Impact on FREE SHIPPING on qualified orders Virus-Resistant Transgenic Plants: Potential Ecological Impact: Tepfer, Mark, Balazs, Ervin: : BooksFormat: Hardcover. : Virus-Resistant Transgenic Plants: Potential Ecological Impact (): Mark Tepfer, Ervin Balazs: Books.

Virus-Resistant Transgenic Plants: Potential Ecological Impact.

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virus resistance in plants. "e book also elabo-rates on topical application of double-stranded RNA for control of plant viral diseases, without having to develop transgenic plants.

Further, the book deals with individual crops such as papaya, cassava, rice, tomato, and banana, for which virus. Of the various transgenes, use of translatable or non-translatable regions of the virus genome is the most successful approaches for developing virus-resistant varieties (known as pathogen-derived resistance, PDR).

Of the various virus sequences, coat protein gene is the most widely used to engineer transgenic Author: Alangar Ishwara Bhat, Govind Pratap Rao. Van Dun, C.M.P. and Bol, J.F. () Transgenic tobacco plants accumulating tobacco rattle virus coat protein resist infection with tobacco rattle virus and pea early browning virus.

Virology ADVERTISEMENTS: In this article we will discuss about the viral resistance in transgenic plants. Plant viruses are the potential candidate in affecting crop yield.

Several conventional methods such as breeding for resistance, heat treatment are enforced to combat viral menace. Production of genetically modified plants with improved resistance to viral disease is one of the [ ]. The Coat protein of TMV has been widely ex­ploited for the development of virus resistant transgenic plants.

Researchers has introduced TMV coat protein (CP) gene and have devel­oped viral resistant transgenic plants. The level of protection conferred by CP genes in transgenic plants varies from immunity to delay and attenuation of symptoms. Virus resistance transgenic plants 1. Protein mediated resistance Coat proteins mediated resistance {Non transgenic infected cell} (Kahn, A.

Transgenic Plants in Agriculture: Ten Years Experience of the French Biomolecular Engineering Commission) 9. In the plants, they inserted a viral gene to make RNA, a type of genetic material that normally directs the formation of proteins in cells.

The scientists then exposed all of the plants to. After the revolutionary work that was carried on Agrobacterium as a vector for plant transformation, the breakthrough for the creation of transgenic resistance to plant viruses came by Beachy’s group which showed that the expression of the coat protein gene of Tobacco mosaic virus (TMV) in transgenic plants is conferring resistance to TMV (Abel et al., ).

Get this from a library. Virus-Resistant Transgenic Plants: Potential Ecological Impact. [Mark Tepfer; Ervin Balázs] -- The introduction of novel genes into plants by genetic transformation holds great promise for plant breeding, and many crop species have been rendered virus-resistant by expression of viral.

Further the book deals with individual crops such as papaya, cassava, rice, tomato, and banana, for which virus resistance has been accomplished by employing different transgenic technologies.

This authoritative book contains fifteen chapters whose breadth reflects the diversity of this research area. Topics covered range from: understanding the mechanisms of virus resistance in plants, and the management of whitefly-transmitted viruses, to the principles and methods involved in genetic engineering of virus resistant plants.

Plant Growth Regulation –, Book reviews Virus-Resistant Transgenic Plants: Potential Eco- The difficult question of the frequency with which logical Impact. Edited by M. Tepfer and E. Balazs ´ these recombination and transcapsidation events might pp.

Springer-Verlag, Berlin, Heidelberg. occur in transgenic plants is addressed. The potential GBP. Genes, Genetics and Transgenics for Virus Resistance in Plants Edited by Basavaprabhu L.

Patil Caister Academic Press pages $ SB For students, faculty, and researchers, crop scientists review the current status of genetic engineering to make plants resistant to viral diseases.

Virus-Resistant Transgenic Plants: Potential Ecological Impact. Editors: Tepfer, Mark, Balazs, Ervin (Eds.) Free Preview. PRSV-resistant papaya was one of the first virus-resistant transgenic plants approved (in ), and was for a long time the only transgenic crop developed entirely with public funding.

PRSV-resistant papaya effectively saved papaya production Hawaii [32, 33•]. However, PRSV resistance in the transgenic papaya is rather specific to local. Virus-Resistant Transgenic Plants: Potential Ecological Impact.

por. Comparte tus pensamientos Completa tu reseña. Cuéntales a los lectores qué opinas al calificar y. Potential safety issues have been raised with the development and release of virus-resistant transgenic plants.

This review focuses on safety assessment with a special emphasis on crops that have been commercialized or extensively tested in the field such as squash, papaya, plum, grape, and sugar beet.

We discuss topics commonly perceived to be of concern to the environment and to human health. Virus resistant transgenic tomato: current status and future prospects (S.V. Ramesh and Shelly Praveen) Chapter Management of geminiviruses focussing on small RNAs in.

Virus resistance is evaluated in transgenic plants upon mechanical inoculation, agro-infiltration, grafting, or vector-mediated infection and expressed as immunity, restricted infection, delay in the onset of disease symptoms, or recovery. As an example, squash expressing the CP genes of zucchini yellow mosaic virus (ZYMV), watermelon mosaic virus (WMV), and cucumber mosaic virus (CMV) are.

Bacillus thuringiensis (Bt) crops are an example of transgenic plant produced through this method. In addition, virus-resistant plants can be achieved through the introduction of viral coat proteins into plants [7, 8]. Development of transgenic plants resistant to abiotic stresses is important in this “Global Warming’s Terrifying Era”.

Introduction. The development of virus‐resistant transgenic plants (VRTPs) in the s was one of the early success stories in the development of genetically modified (GM) plants, and the vast majority of VRTPs express viral sequences, usually a gene encoding the viral coat protein (CP) (Prins et al., ).However, since the s, scientists have expressed concerns about potential risks.

Plant disease resistance protects plants from pathogens in two ways: by pre-formed structures and chemicals, and by infection-induced responses of the immune system. Relative to a susceptible plant, disease resistance is the reduction of pathogen growth on or in the plant (and hence a reduction of disease), while the term disease tolerance describes plants that exhibit little disease damage.

Disruption of the eIF4E gene in cucumber by CRISPR/Cas9 sgRNA led to the development of virus‐resistant plants without otherwise affecting the plant genome. Three generations of backcrossing produced virus‐resistant plants free of genetic modification, and thus would be considered safe for human consumption and for release into the environment.

Details Virus-resistant transgenic plants FB2

Pathogenesis-Related(PR) Proteins and the Generation of Disease Resistant Transgenic Plants: All the anti-pathogenic proteins formed in re­sponse to pathogen attack can be termed as pathogenesis related (PR) proteins. They are low molecular weight compounds.

When intro­duced into the genome of the plant by the pro­cess of transgenesis, they. in developing a transgenic, virus-resistant plant. First, the virus must be purified and the viral RNA or DNA isolated.

For an RNA virus (note that >90% of plant viruses have RNA genomes; Zaitlin and Hull, ), the isolated viral RNA is used as a template for reverse transcriptase to produce a cDNA copy of the viral genome. The viral. Several successful field trials of virus-resistant transgenic plants have been carried out.

Specific features of virus infection make it possible to interfere with different steps of the infection and disease cycle by accumulating products of chimeric genes introduced into transgenic plants.

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In this paper we describe the most common methods of. Virus-Resistant Transgenic Plants: Potential Ecological Impact Mark J. Gibbs, John Armstrong (auth.), Dr. Mark Tepfer, Dr. Ervin Balázs (eds.) The introduction of novel genes into plants by genetic transformation holds great promise for plant breeding, and many crop species have been rendered virus-resistant by expression of viral sequences.

AIBS Transgenic Virus-Resistant Plants and New Plant Viruses, August Meeting Summary. This summary does not comprise a comprehensive record of all the ideas discussed during the meeting. Rather, it attempts to document key points made during the discussion.Transgenic.

Transgenic plants have genes inserted into them that are derived from another species. The inserted genes can come from species within the same kingdom (plant to plant), or between kingdoms (for example, bacteria to plant).

In many cases the inserted DNA has to be modified slightly in order to be correctly and efficiently expressed in the host organism.The production of pathogen-resistant transgenic plants has been achieved by this method; certain genes are inserted into the plant’s genome that confer resistance to such pathogens as viruses, fungi, and insects.

Transgenic plants that are tolerant to herbicides and that show improvements in other qualities also have been developed.