... inhibitor ion substitution larva mosquito stomach transepithelial voltage The ion transport characteristics of the insect midgut are important for maintaining appropriate ion concentrations and pH for digestion and absorption. The luminal pH of caterpillar and larval mosquito midgut can...

... Limited 2003 2003 Chasmagnathus granulatus Crustacea crab gill flux measurement ion transport osmoregulation short-circuit current transepithelial conductance ion substitution inhibitor Ussing chamber To maintain an outward-directed osmotic gradient, hyperosmoregulating Crustacea...

... electrical potential differences intracellular and luminal K + concentrations ion substitution Ba 2+ dihydro-ouabain Sch28080 vanadate bumetanide Malpighian tubules of forest ants ( Formica polyctena ) secrete primary urine. As in many insect species, they preferentially transport K...