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Salud pública Méx ; 32(1): 64-73, ene.-feb. 1990. ilus
Article in Spanish | LILACS | ID: lil-95611

ABSTRACT

Se utilizaron las cepas 243 y6 361 de S. aureus para la obtención de las enterotoxinas B y C. Se estandarizó la técnica inmunoenzimática cualitativa y cuantitativamente. Se contaminaron artificialmente leches y las enterotoxinas fueron determinadas del extracto demostrándose su presencia al nivel de nanogramos. Esta técnica inmunoenzimática ELISA implementada poor nosostros con las condiciones operativas de nuestro medio, resultó de fácil manejo, corto tiempo de elaboración, bajo costo y con una gran sensibilidad diagnóstica


Staphylococcus aureus enterotoxins B and C, were obtained from strains 243 and 361 respectively. An immunoenzimatic technique was standariced both quantitative and qualitativly. We were able to detect enterotoxin to nanogram level on extracts from artificially contaminated milk. This ELISA immunoenzimatic technique implemented by us under the operative conditions of our working environment, resulted to be easy to handle, consumes only a short time, has a low cost and great diagnostic sensitivity.


Subject(s)
Animals , Cats , Rabbits , Milk/analysis , Enterotoxins/pharmacokinetics , Staphylococcus/immunology , Enzyme-Linked Immunosorbent Assay , Milk/microbiology , Enterotoxins/adverse effects
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