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Preclinical assessment of the neutralizing capacity of antivenoms produced in six Latin American countries against medically-relevant Bothrops snake venoms 

Segura Ruiz, Álvaro; Castillo, M. C.; Núñez Rangel, Vitelbina; Yarlequé, A.; Gonçalves, Luís Roberto de Camargo; Villalta Arrieta, Mauren; Bonilla, César; Herrera Vega, María; Fernández, M.; Yano, M. Y.; Araújo, H. P.; Boller, M. A. A.; León, P.; Tintaya, B.; Sano Martins, I. S.; Gómez, A.; Fernández, Gil Patrick; Geoghegan, Patricia; Higashi, Hisako Gondo; León Montero, Guillermo; Gutiérrez, José María (2010-11)
Species of the genus Bothrops induce the vast majority of snakebite envenomings in Latin America. A preclinical study was performed in the context of a regional network of public laboratories involved in the production, ...

Development of a chicken-derived antivenom against the taipan snake (Oxyuranus scutellatus) venom and comparison with an equine antivenom 

Navarro Arias, Diego; Vargas Arroyo, Mariángela; Herrera Vega, María; Segura Ruiz, Álvaro; Gómez Argüello, Aarón; Villalta Arrieta, Mauren; Ramírez Arguedas, Nils Antonio; Williams, David J.; Gutiérrez, José María; León Montero, Guillermo (2016-09-15)
A chicken-derived antivenom (ChDAv) towards taipan snake (Oxyuranus scutellatus) venom was produced by purifying anti-taipan IgY from egg yolks of hens immunized with taipan venom. The productivity, antivenomic profile, ...

Impact of Regional Variation in Bothrops asper Snake Venom on the Design of Antivenoms: Integrating Antivenomics and Neutralization Approaches 

Gutiérrez, José María; Sanz, Libia; Flores Díaz, Marietta; Figueroa, Lucía; Madrigal Villalobos, Marvin; Herrera Vega, María; Villalta Arrieta, Mauren; León Montero, Guillermo; Estrada Umaña, Ricardo; Borges, Adolfo; Alape Girón, Alberto; Calvete Chornet, Juan José (2010-10-21)
Intraspecific snake venom variations have implications in the preparation of venom pools for the generation of antivenoms. The impact of such variation in the cross-reactivity of antivenoms against Bothrops asper venom was ...

Purification of equine whole IgG snake antivenom by using an aqueous two phase system as a primary purification step 

Vargas Arroyo, Mariángela; Segura Ruiz, Álvaro; Villalta Arrieta, Mauren; Herrera Vega, María; Gutiérrez, José María; León Montero, Guillermo (2015-01)
There is a need to introduce innovations in the manufacture of snake antivenoms to increase the supply of these products worldwide. In this work, the fractionation of equine hyperimmune plasma with a new methodology that ...

Antivenomic Assessment of the Immunological Reactivity of EchiTAb-Plus-ICP, an Antivenom for the Treatment of Snakebite Envenoming in Sub-Saharan Africa 

Calvete Chornet, Juan José; Cid, Pedro; Sanz, Libia; Segura Ruiz, Álvaro; Villalta Arrieta, Mauren; Herrera Vega, María; León Montero, Guillermo; Harrison, Robert A.; Durfa, Nandul; Nasidi, Abdulsalami; Theakston, R. David G.; Warrell, David A.; Gutiérrez, José María (2010)
The immunoreactivity of EchiTAb-Plus-ICP, an antivenom developed for the treatment of snakebite envenoming in sub-Saharan Africa, to venoms of seven Echis and Bitis species, was assessed by “antivenomics.” This proteomic ...

Neutralization of the neuromuscular inhibition of venom and taipoxin from the taipan (Oxyuranus scutellatus) by F(ab0)2 and whole IgG antivenoms 

Herrera Vega, María; de Cássia de O. Collaço, Rita; Villalta Arrieta, Mauren; Segura Ruiz, Álvaro; Vargas Arroyo, Mariángela; Wright, Christine E.; Paiva, Owen K.; Matainaho, Teatulohi; Jensen, Simon D.; León Montero, Guillermo; Williams, David J.; Rodrigues Simioni, Lea; Gutiérrez, José María (2016-01-22)
The neuromuscular junction activity of Oxyuranus scutellatus venom and its presynaptic neurotoxin, taipoxin, and their neutralization by two antivenoms were examined in mouse phrenic nerve-diaphragm preparations. The action ...
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Antivenomic Characterization of Two Antivenoms Against the Venom of the Taipan, Oxyuranus scutellatus, from Papua New Guinea and Australia 

Herrera Vega, María; Paiva, Owen K.; Pagotto, Ana Helena; Segura Ruiz, Álvaro; Serrano, Solange M. T.; Vargas Arroyo, Mariángela; Villalta Arrieta, Mauren; Jensen, Simon D.; León Montero, Guillermo; Williams, David J.; Gutiérrez, José María (2014-11-05)
Antivenoms manufactured by bioCSL Limited (Australia) and Instituto Clodomiro Picado (Costa Rica) against the venom of the taipan snakes (Oxyuranus scutellatus) from Australia and Papua New Guinea (PNG), respectively, were ...
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Stability of equine IgG antivenoms obtained by caprylic acid precipitation: Towards a liquid formulation stable at tropical room temperature 

Segura Ruiz, Álvaro; Vargas Arroyo, Mariángela; Herrera Vega, María; González, Esteban; Solano Trejos, María Gabriela; Gutiérrez, José María; León Montero, Guillermo (2009-05)
Liquid formulations of antivenom require a cold chain for their distribution and storage, especially in tropical countries characterized by high temperature and humidity (climatic zone IV). Since cold chain is often deficient ...

Freeze-dried snake antivenoms formulated with sorbitol, sucrose or mannitol: Comparison of their stability in an accelerated test 

Herrera Vega, María; Tattini Jr., Virgilio; Pitombo, Ronaldo N. M.; Gutiérrez, José María; Borgognoni, Camila; Vega Baudrit, José Roberto; Solera, Federico; Cerdas Solís, Maykel; Segura Ruiz, Álvaro; Villalta Arrieta, Mauren; Vargas Arroyo, Mariángela; León Montero, Guillermo (2014-11)
Freeze-drying is used to improve the long term stability of pharmaceutical proteins. Sugars and polyols have been successfully used in the stabilization of proteins. However, their use in the development of freeze-dried ...

Neutralization of Bothrops mattogrossensis snake venom from Bolivia: Experimental evaluation of llama and donkey antivenoms produced by caprylic acid precipitation 

Fernández, Gil Patrick; Segura Ruiz, Álvaro; Herrera Vega, María; Velasco, Williams; Solano Trejos, María Gabriela; Gutiérrez, José María; León Montero, Guillermo (2010-02-01)
Polyspecific bothropic/crotalic and bothropic/lachesic antivenoms were produced in Bolivia by immunizing two donkeys with the venoms of Bothrops mattogrossensis and Crotalus durissus terrificus and one llama with the venoms ...
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Gutiérrez, José María (32)
Herrera Vega, María (32)
León Montero, Guillermo (32)
Segura Ruiz, Álvaro (29)Villalta Arrieta, Mauren (25)Vargas Arroyo, Mariángela (19)Calvete Chornet, Juan José (8)Estrada Umaña, Ricardo (8)Sanz, Libia (6)Lomonte, Bruno (5)... View MoreTypeinfo:eu-repo/semantics/article (32)Artículo científico (31)ProcedenceVicerrectoría de Investigación (32)Vicerrectoría de Docencia (1)... View MoreHas File(s)
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  • Repositorios universitarios

  • Repositorio del SIBDI-UCR
  • Biblioteca Digital del CIICLA
  • Repositorio Documental Rafael Obregón Loría (CIHAC)
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  • @Ciencia_UCR
  • Sobre Kérwá
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Universidad de Costa Rica