Results 1 to 10 of about 519,530 (231)

Case report: Clinical management of freshwater stingray wounds using negative pressure therapy [PDF]

Frontiers in Medicine
Stingray injuries represent a significant occupational hazard, particularly for fishermen, and are commonly caused by freshwater stingrays of the Potamotrygonidae family. These stingrays are equipped with a sharp, bilaterally serrated spine that delivers
Manuela B Pucca
exaly   +7 more sources

Transcriptomic Characterization of the South American Freshwater Stingray Potamotrygon motoro Venom Apparatus [PDF]

Toxins, 2018
Venomous animals are found through a wide taxonomic range including cartilaginous fish such as the freshwater stingray Potamotrygon motoro occurring in South America, which can injure people and cause venom-related symptoms. Ensuring the efficacy of drug
Filipe Silva, Yu Huang, Vítor Yang, Xidong Mu, Qiong Shi, Agostinho Antunes   +5 more
doaj   +6 more sources

First Chromosome-level Genome Assembly and Annotation of an Endangered Freshwater Stingray (Fontitrygon garouaensis) from Africa [PDF]

Scientific Data
Fontitrygon garouaensis (Smooth Freshwater Stingray) is an evolutionarily distinct and globally endangered species and is currently the only stingray known to be strictly adapted to African freshwater systems.
Lotanna Micah Nneji, Segun Olayinka Oladipo, Oyetola Olusegun Oyebanji, Adeola Oluwakemi Ayoola, Olatunde Omotoso, Ifeanyi Christopher Nneji, Kehinde Moruff Adelakun   +6 more
doaj   +4 more sources

Morphological, cytochemical and ultrastructural aspects of blood cells in freshwater stingray species in the middle Rio Negro basin of Amazonian Brazil [PDF]

Scientific Reports, 2021
In the present work, we examined the morphology, dimensions, cytochemical staining reactions and ultrastructure of blood cells from three freshwater stingray species, Potamotrygon wallacei, Potamotrygon motoro and Paratrygon aiereba, living in the waters
Adriano Teixeira de Oliveira, Jefferson Raphael Gonzaga de Lemos, Marcio Quara de Carvalho Santos, Jackson Pantoja-Lima, Paulo Henrique Rocha Aride, Maria Lúcia Góes de Araújo, Marcos Tavares-Dias, Jaydione Luiz Marcon   +7 more
doaj   +3 more sources

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
Potamotrygoninae comprises a group of Neotropical fishes with an ancient relationship with marine environments. In the last few years, 11 new Potamotrygon species were described, including Potamotrygon wallacei Carvalho, Araújo e Rosa 2016.
Ferreira AMV, Viana PF, Marajó L, Feldberg E.   +3 more
europepmc   +2 more sources

Isolation and Characterization of the First Antigen-Specific EGFRvIII vNAR from Freshwater Stingray (<i>Potamotrygon</i> spp.) as a Drug Carrier in Glioblastoma Cancer Cells. [PDF]

Int J Mol Sci
Glioblastoma is the most common and highly malignant brain tumor in adults. New targeted therapeutic approaches are imperative. EGFRvIII has appealing therapeutic targets using monoclonal antibodies.
Manzanares-Guzmán A, Alfonseca-Ladrón de Guevara AC, Reza-Escobar E, Burciaga-Flores M, Canales-Aguirre A, Esquivel-Solís H, Lugo-Fabres PH, Camacho-Villegas TA.   +7 more
europepmc   +2 more sources

Analysis of the Entire Mitogenome of the Threatened Freshwater Stingray <i>Potamotrygon leopoldi</i> (Myliobatiformes: Potamotrygonidae) and Comprehensive Phylogenetic Assessment in the Xingu River, Brazilian Amazon. [PDF]

Int J Mol Sci
The present study characterizes the complete mitochondrial genome of Potamotrygon leopoldi, commonly referred to as the “white blotched stingray”, a member of the Potamotrygonidae family that are a group of stingrays that live exclusively in freshwater ...
Guerreiro SLM, Vidal AF, Silva CS, Cavalcante GC, Magalhães L, Gomes DHF, Filho JCDS, Souza JES, Pires É, Oliveira G, Melo DSD, Sá ALA, Hamoy I, Ribeiro-Dos-Santos Â, Santos SEB.   +14 more
europepmc   +2 more sources

Hematology and blood biochemistry profile of the freshwater stingray Potamotrygon magdalenae as a tool for population assessment in artificial environments

Brazilian Journal of Biology, 2021
Hematological and blood biochemical reference information is important to establish physiological status of freshwater stingray populations and improve care and management protocols in artificial environments.
J. G. Pérez-Rojas, P. A. Mejía-Falla, A. F. Navia, A. M. Tarazona, S. C. Pardo-Carrasco   +4 more
doaj   +2 more sources

Environmental DNA approach complements social media reports to detect an endangered freshwater stingray species in the wild

Endangered Species Research, 2022
Environmental DNA (eDNA) barcoding has emerged as an important non-invasive sampling technique for the detection of rare and endangered species that can be difficult to sample.
KC Lim, AY Then
doaj   +2 more sources

DNA contamination and taxonomic diversity hinder eDNA research on freshwater stingray species: Comment on Lim & Then (2022)

Endangered Species Research, 2023
Recently, Lim & Then (2022; Endang Species Res 48:43-50) used an environmental DNA (eDNA) PCR-based method for detecting the presence of an endangered species of freshwater stingray, Fluvitrygon kittipongi (Dasyatidae), in the Pahang River basin, east ...
NFMAH Alshari, MHIB Adnan, JAF Jamaluddin, S Lavoué, SAM Nor   +4 more
doaj   +2 more sources