الفهرس | Only 14 pages are availabe for public view |
Abstract The obtained results in this study showed that RAPD PCR can be used in characterization of avian colibacillosis and can be considered as a characteristic means for production of vaccines with a hetrogenous activity on pathogenic E.coli strains, also by multiplex PCR the study shows the most distributed virulent genes in the pathogenic strains and this is useful in production of effective heterogenous vaccine, which protects poultry industry from wide section of E.coli infections. |