In order to determine if the wild poinsettia plants were or not hosts for the virus, the foliar sap from "Freedom" plants that where PnMV positives by DAS-ELISA was mechanically inoculated on wild poinsettia leaves, but no symptoms were evident and the virus was not detected with the used techniques, nor it was defined if the grafts from the "Freedom" and "Red Prestige" varieties transmitted PnMV to the wild poinsettia plants because of graft abortion.
Para determinar si las plantas silvestres de nochebuena son o no hospedantes del virus, la savia de las hojas de la var. "Freedom", en donde previamente se detectó al virus mediante DAS-ELISA, se inoculó mecánicamente en las hojas de plantas silvestres, pero no hubo expresión de síntomas y el virus no se detectó con las técnicas utilizadas.