Cytosolic streaming in vegetative mycelium and aerial structures of aspergillus nigerMixed colonies of Aspergillus niger and Aspergillus oryzae cooperatively degrading wheat branSpatial and Developmental Differentiation of Mannitol Dehydrogenase and Mannitol-1-Phosphate Dehydrogenase in Aspergillus nigerHeterogenic expression of genes encoding secreted proteins at the periphery of Aspergillus niger coloniesHeterogeneity in liquid shaken cultures of aspergillus niger inoculated with melanised conidia or conidia of pigmentation mutants