title: Somatic hybridisation of Penicillium roquefortii with P. chrysogenum after protoplast fusion.
mesh_terms: D002459:Cell Fusion / Q000187:drug effects; D005838:Genotype; D006824:Hybridization, Genetic; D010407:Penicillium; D010408:Penicillium chrysogenum; D011003:Ploidies; D011092:Polyethylene Glycols
chemical_list: D011092:Polyethylene Glycols