Chasmagnathus granulata 6 Chasmagnathus granulatus 6 Crab 6 Decapoda (Crustacea) 6 Gills 6 Transepithelial potential differences 6 article 6 cAMP cyclic AMP dependent protein kinase 6 gill 6 ion transport 6 male 6 Animals 4 Brachyura 4 Cyclic AMP-Dependent Protein Kinases 4 Dopamine antagonist 4 Dopamine receptor dopamine agonist 4 Hexapoda 4 Insecta 4 Ion Transport 4 Male 4 Na +/K+-ATPase 4 Na(+)-K(+)-Exchanging ATPase 4 Okadaic Acid 4 Okadaic acid 4 Osmolar Concentration 4 Receptors, Dopamine D1 4 Receptors, Dopamine D2 4 Signal Transduction 4 Theophylline 4