%0 Journal Article %T Mecanismos de acci¨®n y respuesta en la relaci¨®n de hongos entomopat¨®genos e insectos %A T¨¦llez-Jurado %A Alejandro %A Cruz Ram¨ªrez %A Mar¨ªa Guadalupe %A Mercado Flores %A Yuridia %A Asaff Torres %A Al¨ª %A Arana-Cuenca %A Ainhoa %J Revista mexicana de micolog¨ªa %D 2009 %I Sociedad Mexicana de Micolog¨ªa %X the study of the entomopathogenic fungi-insect interaction has been important development of strategies for controlling crop pests of agricultural importance. each one of the organisms has evolved attack and defense mechanisms for their survival. this paper is a detailed description of the fungal attack systems and the defense mechanisms of the insects. knowledge of these processes can help for the isolation, selection and improvement of fungal strains to be used as biological control agents and assist protection strategies for beneficial species. %K biological control %K defense mechanisms %K pathogenic mechanisms %K infection cycle. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S0187-31802009000200007&lng=en&nrm=iso&tlng=en