Priones son unas particula infecciosa formada por una proteina denominada prionica. Kiara gonzales anel vela valeri caceres lourdes torres jazmin liza forman agregados supramoleculares y son. Please use one of the following formats to cite this article in your essay, paper or report. The mildest of these symptoms is production loss, but the most detrimental is potato tuber necrotic. Virus priones y viroides gratis ensayos buenastareas. Nous y reviendrons dans les cours consacres a ces differents virus. Semejanzas y diferencias entres virus, viriones y priones.
Surveys were carried out in four seed potato areas. Parallel to agriculturedirected studies, more basic scientific research elucidated many of viroids physical, chemical, and macromolecular properties. Priones proteinas infecciosas heredados y transmisibles por ingestion, trasplante. Pvy infection of potato plants results in a variety of symptoms depending on the viral strain.
Diener showed that the agent was not a virus, but a totally unexpected novel type of pathogen, 180th the size of typical viruses, for which he proposed the term viroid. Comparacion virus viroides y priones viroides tomado. Potato virus y pvy is one of the most damaging viruses on tobacco crops. Download as ppt, pdf, txt or read online from scribd. Virus caracteres generales descubiertos a finales del siglo xix caracter infectivo pasteur, 1884. Pdf solanum elaeagnifolium, a potential source of potato. In the context of an epidemiological study on potato virus y pvy in potato crops, solanum elaeagnifolium cav. Tema 19 virus vegetales y viroides microbiologia ucm.
Virus y viroides virus y viroides fitopatogenos fitopatogenos. Dec 17, 2016 virus, viroides, bacterias y hongos slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Virus, viroides y priones by kiara carrillo on prezi. Enfermedades causadas por viroides y priones by yanick suarez. Patogenos subcelulares virus, viroides y priones integrantes. Potato virus y pvy is a plant pathogenic virus of the family potyviridae, and one of the most important plant viruses affecting potato production. Diversite et ecologie des virus associes aux arthropodes. If you continue browsing the site, you agree to the use of cookies on this website. Enfermedades causadas por viroides y priones by yanick.
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