title: An examination of Penicillium notatum for the presence of Penicillium chrysogenum-type virus particles.
mesh_terms: D007181:Inclusion Bodies, Viral; D008854:Microscopy, Electron; D010407:Penicillium / Q000166:cytology; D010408:Penicillium chrysogenum; D010942:Plant Viruses / Q000302:isolation & purification