Novel endornaviruses infecting Phytophthora cactorum that attenuate vegetative growth, promote sporangia formation and confer hypervirulence to the host oomycete.

感染疫霉属真菌的新型内源病毒可减弱其营养生长，促进孢子囊形成，并赋予宿主卵菌超强毒性