Listar Microbiología por autor "e0a00694-ced7-4f73-85fc-cb7e5e4f9616"
Mostrando ítems 1-20 de 37
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A cryptic palm-pitviper species (Squamata: Viperidae: Bothriechis) from the Costa Rican highlands, with notes on the variation within B. nigroviridis
Doan, Tiffany M.; Mason, Andrew J.; Castoe, Todd A.; Sasa Marín, Mahmood; Parkinson, Christopher L. (2016-07-15)Middle America is one of the most biodiverse regions in the world, harboring an exceptional number of rare and endemic species. This is especially true of Middle American cloud forests, where montane specialists occupy ... -
Biochemical characterization of the venom of Central American scorpion Didymocentrus krausi Francke, 1978 (Diplocentridae) and its toxic effects in vivo and in vitro
Rojas Azofeifa, Daniela; Sasa Marín, Mahmood; Lomonte, Bruno; Diego García, Elia; Ortiz Chaves, Natalia; Bonilla Murillo, Fabián; Murillo Masís, Renato; Tytgat, Jan; Díaz Oreiro, Cecilia (2019)non-buthid venoms, for which knowledge is scarce. In this work, we characterized the venom of a Diplocentridae species, Didymocentrus krausi, a small fossorial scorpion that inhabits the Tropical Dry Forest of Central ... -
Combustibles forestales superficiales y riesgo de incendio en dos estadios de sucesión secundaria y bosques primarios en el Parque Nacional Palo Verde, Costa Rica
Rojas Chaves, Pedro Andrey; Vílchez Alvarado, Braulio; Moya Roque, Roger Alonso; Sasa Marín, Mahmood (2015-06-22)Se cuantificó el combustible forestal superficial de los árboles en pie y del mantillo orgánico. También, se caracterizó la composición florística, en tres tratamientos de estadios sucesionales, de 10-25 años (29,88 ha) ... -
Comparative biochemical characterization of Viperidae snake venoms from Perú reveals two compositional patterns of phospholipase A2 expression
Lomonte, Bruno; Díaz Oreiro, Cecilia; Chaves Mora, Fernando; Fernández Ulate, Julián; Ruiz, Marco; Salas, María; Zavaleta Martínez Vargas, Alfonso; Calvete Chornet, Juan José; Sasa Marín, Mahmood (2020)Snake species within the Bothrops complex (sensu lato) are of medical relevance in Latin America, but knowledge on their venom characteristics is limited, or even unavailable, for some taxa. Perú harbors 17 species of pit ... -
Desarrollo de la herpetocultura en Costa Rica: Situación actual de herpetarios y manejo ex situ de reptiles y anfibios
Arias Ortega, Jazmín; Bonilla Murrilo, Fabián; Sasa Marín, Mahmood (2016-08-29)La tenencia de herpetofauna en cautiverio es una actividad que ha experimentado un enorme desarrollo en distintas partes del mundo, constituyéndose en la base de muchos programas de conservación, educación, e investigación. ... -
First look into the venom of Roatan Island´s critically endangered coral snake Micrurus ruatanus: proteomic characterization, toxicity, immunorecognition and neutralization by an antivenom
Lippa, Enikő; Török, Ferenc; Gómez Argüello, Aarón; Corrales Chaves, Greivin; Chacón Gutiérrez, Danilo; Sasa Marín, Mahmood; Gutiérrez, José María; Lomonte, Bruno; Fernández Ulate, Julián (2019)A proteomic and toxicological study of the venom from one specimen of Micrurus ruatanus, a critically endangered coral snake species endemic to Roatan Island, Honduras, was carried out. Immunorecognition and neutralization ... -
Half a century of research on Bothrops asper venom variation: biological and biomedical implications
Mora Obando, Diana; Lomonte, Bruno; Pla Ferrer, Davinia; Guerrero Vargas, Jimmy; Ayerbe, Santiago; Gutiérrez, José María; Sasa Marín, Mahmood; Calvete Chornet, Juan José (2022)Snake venoms are a complex biological mixture of proteins with or without enzymatic activity, peptides, and nucleotides, among other components. It is produced in specialized secretory glands located in the maxillary region, ... -
Hydrology Affects Environmental and Spatial Structuring of Microalgal Metacommunities in Tropical Pacific Coast Wetlands
Rojo García Morato, Carmen; Mesquita Joanes, Francesc; Monrós González, Juan Salvador; Armengol Díaz, Javier; Sasa Marín, Mahmood; Bonilla Murillo, Fabián; Rueda Pereira, Ricardo M.; Benavent Corai, José; Piculo, Rubén; Segura Martínez, Matilde (2016-02-22)The alternating climate between wet and dry periods has important effects on the hydrology and therefore on niche-based processes of water bodies in tropical areas. Additionally, assemblages of microorganism can show spatial ... -
Integrated “omics” profiling indicates that miRNAs are modulators of the ontogenetic venom composition shift in the Central American rattlesnake, Crotalus simus simus
Durban, Jordi; Pérez, Alicia; Sanz, Libia; Gómez Argüello, Aarón; Bonilla Murillo, Fabián; Rodríguez Arguedas, Santos; Chacón Gutiérrez, Danilo; Sasa Marín, Mahmood; Angulo Ugalde, Yamileth; Gutiérrez, José María; Calvete Chornet, Juan José (2013)Background Understanding the processes that drive the evolution of snake venom is a topic of great research interest in molecular and evolutionary toxinology. Recent studies suggest that ontogenetic changes in venom ... -
Methyltestosterone alters sex determination in the American alligator (Alligator mississippiensis)
Murray, Christopher M.; Easter, Michael; Merchant, Mark; Rheubert, Justin L.; Wilson, Kelly A.; Cooper, Amos; Mendonça, Mary; Wibbels, Thane; Sasa Marín, Mahmood; Guyer, Craig (2016-07-09)Effects of xenobiotics can be organizational, permanently affecting anatomy during embryonic development, and/or activational, influencing transitory actions during adulthood. The organizational influence of endocrine-disrupting ... -
Multiple paths to aquatic specialisation in four species of Central American Anolis lizards
Muñoz, Martha Monica; Crandell, Kristen E.; Campbell Staton, Shane C.; Fenstermacher, Kristi; Frank, Hannah K.; Van Middlesworth, Paul; Sasa Marín, Mahmood; Losos, Jonathan B.; Herrel, Anthony (2015-02-26)Aquatic anoles present an interesting ecomorphological puzzle. On the one hand, the link between habitat use and morphology is well established as convergent within the Caribbean anole radiation. On the other hand, aquatic ... -
Mutual enlightenment: A toolbox of concepts and methods for integrating evolutionary and clinical toxinology via snake venomics and the contextual stance
Calvete Chornet, Juan José; Lomonte, Bruno; Saviola, Anthony J.; Bonilla Murillo, Fabián; Sasa Marín, Mahmood; Williams, David J.; Undheim, Eivind Andreas Baste; Sunagar, Kartik; Jackson, Timothy N. W. (2021-07)Snakebite envenoming is a neglected tropical disease that may claim over 100,000 human lives annually worldwide. Snakebite occurs as the result of an interaction between a human and a snake that elicits either a defensive ... -
New insights into the phylogeographic distribution of the 3FTx/PLA2 venom dichotomy across genus Micrurus in South America
Sanz, Libia; Quesada Bernat, Sarai; Ramos, Tyelli; Casais e Silva, Luciana Lyra; Corrêa Netto, Carlos; Silva Haad, Juan José; Sasa Marín, Mahmood; Lomonte, Bruno; Calvete Chornet, Juan José (2019)Micrurus is a monophyletic genus of venomous coral snakes of the family Elapidae. The ~80 recognized species within this genus are endemic to the Americas, and are distributed from southeastern United States to ... -
Pan-African polyspecific antivenom produced by caprylic acid purification of horse IgG: an alternative to the antivenom crisis in Africa
Gutiérrez, José María; Rojas Umaña, Ermila; Quesada, L.; León Montero, Guillermo; Núñez, Javier; Laing, Gavin D.; Sasa Marín, Mahmood; Renjifo, J.M.; Nasidi, Abdulsalami; Warrell, David A.; Theakston, R. David G.; Rojas Céspedes, Gustavo (2005-06)A polyspecific Pan-African antivenom has been produced from the plasma of horses immunized with a mixture of the venoms of Echis ocellatus, Bitis arietans and Naja nigricollis, the three most medically important snakes in ... -
Profiling the venom gland transcriptomes of Costa Rican snakes by 454 pyrosequencing
Durban, Jordi; Juárez, Paula; Angulo Ugalde, Yamileth; Lomonte, Bruno; Flores Díaz, Marietta; Alape Girón, Alberto; Sasa Marín, Mahmood; Sanz, Libia; Gutiérrez, José María; Dopazo, Joaquín; Conesa, Ana; Calvete Chornet, Juan José (BMC Genomics, 12:259, 2011, 2011)Background: A long term research goal of venomics, of applied importance for improving current antivenom therapy, but also for drug discovery, is to understand the pharmacological potential of venoms. Individually ... -
Promoting co-existence between humans and venomous snakes through increasing the herpetological knowledge base
Malhotra, Anita; Wüster, Wolfgang; Owens, John Benjamin; Hodges, Cameron Wesley; Jesudasan, Allwin; Ch, Gnaneswar; Kartik, Ajay; Christopher, Peter; Louies, Jose; Naik, Hiral; Santra, Vishal; Kuttalam, Sourish Rajagopalan; Attre, Shaleen; Sasa Marín, Mahmood; Bravo Vega, Carlos; Murray, Kris A. (2021)Snakebite incidence at least partly depends on the biology of the snakes involved. However, studies of snake biology have been largely neglected in favour of anthropic factors, with the exception of taxonomy, which has been ... -
Proteomic analysis of venom variability and ontogeny across the arboreal palm-pitvipers (genus Bothriechis)
Pla Ferrer, Davinia; Sanz, Libia; Sasa Marín, Mahmood; Acevedo, Manuel E.; Dwyer, Quetzal; Durban, Jordi; Pérez, Alicia; Rodríguez, Yania; Lomonte, Bruno; Calvete Chornet, Juan José (2017-01)Bothriechis is a genus of eleven currently recognized slender and arboreal venomous snakes, commonly called palm-pitvipers that range from southern Mexico to northern South America. Despite dietary studies suggesting that ... -
Proteomic and functional profiling of the venom of Bothrops ayerbei from Cauca, Colombia, reveals striking interspecific variation with Bothrops asper venom
Mora Obando, Diana; Guerrero Vargas, Jimmy; Prieto Sánchez, Rodrigo; Beltrán, José; Rucavado Romero, Alexandra; Sasa Marín, Mahmood; Gutiérrez, José María; Ayerbe, Santiago; Lomonte, Bruno (Journal of Proteomics Volume 96, 16 January 2014, Pages 159–172, 2014-01)Bothrops ayerbei, a pitviper inhabiting the Patía River's basin (Valle Alto del Río Patía) in the Southwestern Department of Cauca, Colombia, was considered as a variant form of Bothrops asper prior to being proposed as a ... -
Proteomic and toxicological analysis of the venom of Micrurus yatesi and its neutralization by an antivenom
Mena Calderón, Gianni Melissa; Chaves Araya, Stephanie; Chacón Arguedas, Johelen; Török, Enikő; Török, Ferenc; Bonilla Murillo, Fabián; Sasa Marín, Mahmood; Gutiérrez, José María; Lomonte, Bruno; Fernández Ulate, Julián (2022)Coralsnakes belong to the family Elapidae and possess venoms which are lethal to humans and can be grouped based on the predominance of either three finger toxins (3FTxs) or phospholipases A2 (PLA2s). A proteomic and ... -
Proteomic profile of the venom of three dark-colored Tityus (Scorpiones: Buthidae) from the tropical rainforests of Costa Rica
Díaz Oreiro, Cecilia; Serna González, Marcela; Chang Castillo, Arturo; Lomonte, Bruno; Bonilla Murillo, Fabián; Alfaro Chinchilla, Adriana; Triana Ricón, Felipe; Sasa Marín, Mahmood (2023)Objective: We aimed to elucidate the potential differences in the venom peptide sequences of three Tityus species from Costa Rican rainforests: T. jaimei, T. championi and T. dedoslargos, compared to T. cf. asthenes ...