Fig. 3From: Genetic mechanisms of bone digestion and nutrient absorption in the bone-eating worm Osedax japonicus inferred from transcriptome and gene expression analysesExpression of protease genes. a, b Expression of Oja-ctsB2 detected in root epidermis. c Oja-ctsB3 expressed in root epidermis. d, e Oja-mme expressed in root epidermal cells. Positive signals were detected only in thick cells. ov, ovisac; r, root; t, trunk. Scale bars: A = 500 μm; B–D = 200 μm; E = 50 μmBack to article page