...±8% or 78±3% of the control,respectively). When present on both sides of the epithelium, these inhibitors caused further V te reductions (to 23±4% or 35±4% of the control, respectively). Hemolymph-side furosemide (0.1 mmol l -1 ) or BaCl 2 (5 mmol l -1 ) reduced V te by 13±3% or 23±4% of the control...

... ) 10 1 2003 © The Company of Biologists 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...

... capillaries. Whereas adrenaline elevated the SGFR, colloid lowered the SGFR probably by a direct effect on the fluid permeability of the capillary walls. The flow-enhancing effect of adrenaline was used to ensure the exposure of urine-forming capillaries to two inhibitors of active fluid transport, ouabain...