Results 31 to 40 of about 691 (98)

Histopathological changes induced by extracts from the tissue covering the stingers of Potamotrygon falkneri freshwater stingrays

, 2011
Pain is the most conspicuous symptom observed in patients wounded by stingrays, and skin necrosis is common in accidents by freshwater stingrays. The extract from the stinger integumentary tissue of Potamotrygon falkneri containing toxic components ...
ANTONIAZZI, Marta M., JARED, Simone G. S., Katia C. Barbaro, BENVENUTI, Luiz A., BARBARO, Katia C., Marta M. Antoniazzi, Marcela S. Lira, Domingos Garrone Neto, Simone G.S. Jared, Carlos Jared, GARRONE NETO, Domingos, JARED, Carlos, Luiz A. Benvenuti, LIRA, Marcela S., Garrone Neto, Domingos [UNESP]   +14 more
core   +1 more source

Caracterização de enzimas em peçonhas animais : identificação de fosfolipases do escorpião Hadrurus gerstchi e atividades enzimáticas da arraia Potamotrygon falkneri [PDF]

, 2017
Tese (doutorado)—Universidade de Brasília, Instituto de Ciências Biológicas, Programa de Pós-Graduação em Biologia Animal, 2017.Peçonhas animais são misturas complexas de componentes cuja função está relacionada com a defesa ou captura/digestão da presa ...
Magalhães, Marta Regina
core   +1 more source

Hematology, biochemical profile and thyroid hormones of four species of freshwater stingrays of the genus Potamotrygon

, 2015
Potamotrygonidae e um grupo de raias endêmicas da América do Sul distribuídas nas principais bacias hidrográficas brasileiras, mas informações sobre suas variáveis hematológicas e bioquímicas são escassas.
Mundim, Antônio Vicente, Moraes, Julieta Rodini Engrácia de, Moraes, Flávio Ruas de, Yunis, Jefferson, Tavares-Dias, Marcos, Claudiano, Gustavo da Silva, Viadanna, Pedro Henrique Oliveira, Brito, Fernando Moraes Machado   +7 more
core   +1 more source

Estudos genéticos em raias do gênero Potamotrygon (Chondrichthyes: Myliobatiformes: Potamotrygonidae) na Bacia do Rio Paraná

, 2013
The stingrays Potamotrygonidae family are important components of Neotropical ichthyofauna, being completely restricted to the main river systems of South America four genera are related in that family: Heliotrygon, Paratrygon, and Plesiotrygon ...
Cruz, Vanessa Paes da
core   +2 more sources

Potamotrygon tigrina

, 2011
Comparisons of Potamotrygon tigrina with congeners Potamotrygon tigrina is distinguished from all species of Potamotrygon, including P. schroederi, by its unique dorsal color pattern.
De, Marcelo R., Sabaj, Mark H., Lovejoy, Nathan R.   +2 more
core   +1 more source

Potamotrygon schroederi macho

, 2017
Macho adulto de Potamotrygon schroederiFaunaVichadaLaboratorio Fundación OrinoquíaLaboratorio de pecesRaya guacamayaPotamotrygon schroederiAnimaliaChordataChondrichthyesMyliobatiformesPotamotrygonidaePotamotrygonPuerto ...
Novoa Serna, María del Rosario
core   +1 more source

Potamotrygon schroederi hembra

, 2017
Hembra adulta de Potamotrygon schroederiFaunaVichadaLaboratorio Fundación OrinoquíaLaboratorio de pecesRaya guacamayaPotamotrygon schroederiAnimaliaChordataChondrichthyesMyliobatiformesPotamotrygonidaePotamotrygonPuerto ...
Novoa Serna, María del Rosario
core   +1 more source

Potamotrygon amandae Loboda, Carvalho 2013

, 2018
Potamotrygon amandae Loboda, Carvalho, 2013 Fig. 2 Body depressed; disc length contained 0.8 to 1.2 times in disc width (DW); distance from mouth to cloaca 1.3 to 1.7, distance from cloaca to caudal sting 1.8 to 2.6, tail length 0.8 to 1.0, and ...
Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da, Pavanelli, Carla Simone, Ota, Renata Rúbia   +3 more
core   +1 more source

Mapping of the venomous stingrays of the Potamotrygon genus in the Tietê River, São Paulo Sstate, Brazil. [PDF]

Rev Soc Bras Med Trop, 2022
Moreira ISR, Haddad Junior V.
europepmc   +1 more source

Karyotypic variation of two populations of the small freshwater stingray Potamotrygon wallacei Carvalho, Rosa & Araújo 2016: A classical and molecular approach. [PDF]

PLoS One, 2023
Ferreira AMV, Viana PF, Marajó L, Feldberg E.   +3 more
europepmc   +1 more source