PLANT TRANSFORMATION MODIFYING IN HOOSE VIRAL CHALLENGE

摘要

The invention relates to a method of modifying a plant virus or its effects, which comprises incorporating genetic material into a plant and infecting said plant with a plant virus, whereby expression of the incorporated genetic material modifies the plant virus or its effects. In a preferred embodiment, expression in the plant of the incorporated genetic material causes attenuation of the symptoms of attack on the plant by a plant virus.