The freshwater Amazonian stingray, Potamotrygon motoro, up-regulates glutamine synthetase activity and protein abundance, and accumulates glutamine when exposed to brackish (15 per thousand) water. Journal of Experimental Biology, 212(23), 3828–3836
DOI: 10.1242/jeb.034074
The osmotic response of the Asian freshwater stingray (Himantura signifer) to increased salinity: a comparison with marine (Taeniura lymma) and Amazonian freshwater (Potamotrygon motoro) stingrays. Journal of Experimental Biology, 206(17), 2931–2940
DOI: 10.1242/jeb.00510
A comparison of the effects of environmental ammonia exposure on the Asian freshwater stingray Himantura signifer and the Amazonian freshwater stingray Potamotrygon motoro. Journal of Experimental Biology, 206(20), 3625–3633
DOI: 10.1242/jeb.00612