The Moss Physcomitrella patens as a Model System to Study Interactions between Plants and Phytopathogenic Fungi and Oomycetes

Figure 1

Disease symptoms in pathogen-infected moss tissues. (a) Healthy gametophytes, (b) Healthy gametophore, (c) P. irregulare-inoculated gametophore, (d) B. cinerea-inoculated protonema filaments, (e) B. cinerea-inoculated moss colony, (f) P. irregulare-inoculated colony, (g) P. irregulare-inoculated colony showing mycelium covering plant tissues, (h) P. irregulare-inoculated leaf, (i) B. cinerea inoculated leaf, (j) P. debaryanum-inoculated leaf showing an oospore. The scale bar represents 0.9 mm (a–c), 4 mm (e–g), and 20 μm (d, h–j).