... hybridizationMessenger RNA was extracted from mantle and gills of oysters exposed to 13 or 25 °C after 7–10 and 24 days.Two micrograms of mRNA (1 lg from the gills and 1 lg from the mantle) were used as the template ... 6393D9-desaturase and glutamine synthetase) showed apeak of overexpression at days 14 and ⁄ or 17. In con-trast to observations on gill tissue, mantle levels of HSP12A, MTA-1 protein, Rho1p, D9-desaturase ... detoxification, membrane fluidity,energetic metabolism and translational processing. TotalRNA was extracted from gills and mantle of 10 oystersexposed to 13 and 25 °C for 0, 3, 7, 10, 14, 17 and 24 days.A...