... Be´douet,L.,Almeida,M.J.,Milet,C.,Lopez,E.&Giraud, M. (2001) Characterization and quantification of chitosanextracted from nacre of the abalone Haliotis tuberculata and the oyster Pinctada maxima. ... organic matrix in the nacreous layer of the bivalvePinctada maxima A new insight in the biomineralization fieldLucilia Pereira-Mourie`s1, Maria-Jose´Almeida1,3, Cristina Ribeiro3, Jean ... water-soluble matrix, water-insoluble matrix, the EDTA-soluble matrix and the EDTA-insoluble matrix of Pinctada maxima nacre. Results are expressed as a mole percent and represent the mean of at least...