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Mucus samples from seven gastropod species separated on 1D-SDS polyacrylamide gels. The gels were stained with Coomassie brilliant blue (A) and silver nitrate (B). By lane: 1, MW = protein molecular marker; 2, AF = Achatina fulica; 3, PC = Pomacea canaliculata; 4, CS = Cryptozona siamensis; 5, SS = Semperula siamensis; 6, HD = Hemiplecta distincta; 7, CF = Cyclophorus fulguratus; and 8, and HP = Helix pomatia.
