Tabla de Contenidos: “…-- 37 The Marsh’s membrane: a key-role for a forgotten structure -- 38 Pearl production by implantation of outer epithelial cells isolated from the mantle of Pinctada fucata and the effects of blending of epithelial cells with different genetic backgrounds on pearl quality -- 39 Functional analyses of MMP genes in the ligament of Pinctada fucata -- 40 Chitin degraded by chitinolytic enzymes induces crystal defects of calcites -- 41 Screening for genes participating in the formation of prismatic and nacreous layers of the Japanese pearl oyster Pincatada fucata by RNA interference knockdown -- 42 Gene expression patterns in the mantle and pearl sac tissues of the pearl oyster Pinctada fucata -- Part IX Appendix -- 43 Selected SEM and TEM images…”