fungus trichophyton rubrum

skin septate rubrum onychomycosis microconidia macroconidium illustration hyphae fungus trichophyton dermatophytosis fungal nail cells pedis ringworm biology science scientific background sickness athletes tinea toe mold microscopy microscopic microscope clinical infection conidia mentagrophytes conidium disease transparent foot microbes infectious fungi medical microorganisms microbiology macroconidia ill pen hand drawing drawn paper texture