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Freshwater stingrays: study of epidemiologic, clinic and therapeutic aspects based on 84 envenomings in humans and some enzymatic activities of the venom
(Elsevier B.V., 2004-03-01)
Freshwater stingrays are very common in the Parana, Paraguay, Araguaia, and Tocantins Rivers and tributaries in Brazil. This study presents the clinical aspects of 84 patients injured by freshwater stingrays. Intense pain ...
Freshwater stingrays: study of epidemiologic, clinic and therapeutic aspects based on 84 envenomings in humans and some enzymatic activities of the venom
(Elsevier B.V., 2004-03-01)
Freshwater stingrays are very common in the Parana, Paraguay, Araguaia, and Tocantins Rivers and tributaries in Brazil. This study presents the clinical aspects of 84 patients injured by freshwater stingrays. Intense pain ...
Injuries caused by freshwater stingrays in the Tapajos River Basin: a clinical and sociodemographic study
(Soc Brasileira Medicina Tropical, 2017-05-01)
Freshwater stingray envenomations are an important cause of morbidity in riverine populations living in various regions of Brazil. The sequelae include temporary or permanent disability. This study aimed to identify ...
Histopathological study in wild freshwater stingrays Potamotrygon motoro in the Peruvian Amazon
(Springer, 2017)
The genus Potamotrygon comprises stingrays endemic to South American rivers. Potamotrygon motoro is a popular Amazonian species in ornamental fish trade. Histopathological studies of these species allow knowing the health ...
Comparative study on extracts from the tissue covering the stingers of freshwater (Potamotrygon falkneri) and marine (Dasyatis guttata) stingrays
(Elsevier B.V., 2007-10-01)
Stingrays are elasmobranchs found along the seacoast and in some rivers of Brazil. Pain is the most conspicuous symptom observed in patients wounded by the bilaterally retroserrate stingers located in the tail, which are ...
Cleaning interactions between shrimps (palaemonidae) and freshwater stingrays (potamotrygonidae) in the Paraná River, Southeastern Brazil
(2014-01-01)
We report the first record of cleaning symbiosis between a river stingray, Potamotrygon falkneri, and a palaemonid shrimp, Macrobrachium jelskii. Shrimps of different sizes were observed cleaning adult stingrays partially ...
Cleaning interactions between shrimps (Palaemonidae) and freshwater stingrays (Potamotrygonidae) in the Parana River, Southeastern Brazil
(Verlag Dr. Friedrich Pfeil, 2014-04-01)
We report the first record of cleaning symbiosis between a river stingray, Potamotrygon falkneri, and a palaemonid shrimp, Macrobrachium jelskii. Shrimps of different sizes were observed cleaning adult stingrays partially ...
Biological and biochemical properties of the Brazilian Potamotrygon stingrays : Potamotrygon cf. scobina and Potamotrygon gr. orbignyi
(Elsevier B.V., 2006-04-01)
Stingrays of the family Potamotrygonidae are widespread throughout river systems of South America that drain into the Atlantic Ocean. Some species are endemic to the most extreme freshwater environment of the Brazil and ...
Biological and biochemical properties of the Brazilian Potamotrygon stingrays : Potamotrygon cf. scobina and Potamotrygon gr. orbignyi
(Elsevier B.V., 2006-04-01)
Stingrays of the family Potamotrygonidae are widespread throughout river systems of South America that drain into the Atlantic Ocean. Some species are endemic to the most extreme freshwater environment of the Brazil and ...