{"id":84112,"date":"2000-07-04T00:00:00","date_gmt":"2000-07-04T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/contribucion-al-conocimiento-de-la-inmunoprofilaxis-de-la-criptosporidiosis-ovina\/"},"modified":"2000-07-04T00:00:00","modified_gmt":"2000-07-04T00:00:00","slug":"contribucion-al-conocimiento-de-la-inmunoprofilaxis-de-la-criptosporidiosis-ovina","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/contribucion-al-conocimiento-de-la-inmunoprofilaxis-de-la-criptosporidiosis-ovina\/","title":{"rendered":"Contribuci\u00f3n al conocimiento de la inmunoprofilaxis de la criptosporidiosis ovina."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Sebastian Martin Gomez <\/strong><\/h2>\n<p>Dada la ausencia de un tratamiento eficaz frente a la criptosporidiosis, la posibilidad de tratar a los rumiantes neonatos con calostro y leche hiperinmunes anti-cryptosporidum parvum constituye una alternativa atrayente. hasta el momento s\u00f3lo se hab\u00eda realizado un trabajo en el ganado ovino valorando esta posibilidad. En nuestro estudio, primeramente se obtuvieron tres calostros ovinos hiperinmunes anti-c. Parvum utilizando otros tantos protocolos de inmunizaci\u00f3n basados en cinco inoculaciones, y utilizando como in\u00f3culo ant\u00edgeno soluble total, ooquistes viables y liofilizados del par\u00e1sito. Los tres sueros calostrales hiperninmunes anti-c. Parvum (scoh) mostraron t\u00edtulos entre 1\/204.800-1\/6.553.600 para igg; 1\/204.800-1\/6.553.600 para iga; y 1\/102.400-1\/819.200 para igm; descendieron en las secreciones l\u00e1cteas de los quince primeros d\u00edas, aunque siempre se mantuvieron muy elevados respecto a las ovejas testigo. Por otra parte,los tres scoh reconocieron m\u00e1s de 30 bandas antig\u00e9nicas del par\u00e1sito, destacando las de 15,3-17;45-46;60,5-61,5;73-76,1; y varias &gt;280kda de pm, reconocidas por las tres inmunoglobulinas de los tres scoh. En segundo lugar, se determin\u00f3 in vivo( modelo murino), la eficacia protectora de la administraci\u00f3n oral de los scoh, realiz\u00e1ndose dos experimentos similares con la \u00fanica diferencia en la cantidad de suero administrado, siendo triple en el segundo. En el primero, se observ\u00f3 que una toma diaria de suero calostral ovino no inmune(sconh) o scoh, no redujo significativamente el porcentaje de parasitaci\u00f3n, excepto en el grupo inoculado con el suero calostral con mayor titulaci\u00f3n de anticuerpos espec\u00edficos. Sin embargo, la intensidad de la infecci\u00f3n se redujo entorno a un 40% en los tratados con sconh, y oscil\u00f3 entre 35,4-60,7% en los tratados con scoh. En el segundo experimento, tampoco se impidi\u00f3 totalmente la infecci\u00f3n; sin embargo, \u00e9sta no se detect\u00f3 en el 18,7%,43,7% y 62,5% de los ratones t<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Contribuci\u00f3n al conocimiento de la inmunoprofilaxis de la criptosporidiosis ovina.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Contribuci\u00f3n al conocimiento de la inmunoprofilaxis de la criptosporidiosis ovina. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Sebastian Martin Gomez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Le\u00f3n<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 07\/04\/2000<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Francisco Antonio Rojo Vazquez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio  ramon Martinez fernandez <\/li>\n<li>ignacio Navarrete l\u00f3pez-c\u00f3zar (vocal)<\/li>\n<li>Santiago Hern\u00e1ndez rodr\u00edguez (vocal)<\/li>\n<li> Alunda rodr\u00edguez Jos\u00e9 Mar\u00eda (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Sebastian Martin Gomez Dada la ausencia de un tratamiento eficaz frente a la criptosporidiosis, la posibilidad de 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