Search Results - "Echenique, Ricardo"

The polyphasic analysis of two native Raphidiopsis isolates supports the unification of the genera Raphidiopsis and Cylindrospermopsis (Nostocales, Cyanobacteria) by Aguilera, Anabella, Gómez, Esther Berrendero, Kaštovský, Jan, Echenique, Ricardo O., Salerno, Graciela L.

“…Raphidiopsis and Cylindrospermopsis are planktic, freshwater bloom-forming cyanobacteria of great concern to human health due to the production of potent…”
Get full text

An acute case of intoxication with cyanobacteria and cyanotoxins in recreational water in Salto Grande Dam, Argentina by Giannuzzi, Leda, Sedan, Daniela, Echenique, Ricardo, Andrinolo, Dario

“…Cyanobacterial blooms and hepatotoxic microcystins (MCs) usually occur in summer, constituting a sanitary and environmental problem in Salto Grande Dam,…”
Get full text

Raphidiopsis mediterranea (Nostocales) exhibits a flexible growth strategy under light and nutrient fluctuations in contrast to Planktothrix agardhii (Oscillatoriales) by Aguilera, Anabella, Aubriot, Luis, Echenique, Ricardo O., Donadelli, Jorge L., Salerno, Graciela L.

“…Raphidiopsis mediterranea is a freshwater cyanobacterium that forms toxic blooms in eutrophic water bodies. Factors controlling its proliferation have not been…”
Get full text

Synergistic effects of nutrients and light favor Nostocales over non-heterocystous cyanobacteria by Aguilera, Anabella, Aubriot, Luis, Echenique, Ricardo O., Salerno, Graciela L., Brena, Beatriz M., Pírez, Macarena, Bonilla, Sylvia

“…Blooms of Nostocales (Cyanobacteria) are thought to be invading subtropical and temperate water bodies. According to nutrient stoichiometry and physiological…”
Get full text

Application of hydrogen peroxide to the control of eutrophic lake systems in laboratory assays by Bauzá, Letizia, Aguilera, Anabella, Echenique, Ricardo, Andrinolo, Darío, Giannuzzi, Leda

“…We exposed water samples from a recreational lake dominated by the cyanobacterium Planktothrix agardhii to different concentrations of hydrogen peroxide…”
Get full text

Degradation of Microcystin-RR by Sphingomonas sp. CBA4 isolated from San Roque reservoir (Córdoba - Argentina) by Valeria, Amé María, Ricardo, Echenique José, Stephan, Pflugmacher, Alberto, Wunderlin Daniel

“…We report the aerobic biodegradation of Microcystin-RR (MC-RR) by a bacterial strain isolated from San Roque reservoir (Córdoba - Argentina). This bacterium…”
Get full text

Morphological and molecular studies of Sphaerospermopsis torques-reginae (Cyanobacteria, Nostocales) from South American water blooms by Werner, Vera Regina, Laughinghouse, Haywood Dail, Fiore, Marli Fátima, Sant'Anna, Célia Leite, Hoff, Caroline, de Souza Santos, Kleber Renan, Neuhaus, Emanuel Bruno, Molica, Renato José Reis, Honda, Ricardo Yukio, Echenique, Ricardo Omar

“…Werner V.R., Laughinghouse IV H.D., Fiore M.F., Sant'Anna C.L., Hoff C., Santos K.R.d.S., Neuhaus E.B., Molica R.J.R., Honda R.Y. and Echenique R.O. 2012…”
Get full text

Floristic composition of cyanobacteria in a neotropical, eutrophic reservoir by Palacio, Hilda Maria, Ramírez, John Jairo, Echenique, Ricardo Omar, Palacio, Jaime Alberto, Sant’anna, Célia Leite

“…In order to know the flora of planktonic cyanobacteria, 24 water samples (May 2010–October 2013) from the Riogrande II Reservoir, Colombia…”
Get full text

Vibrio cholerae cytolysin is essential for high enterotoxicity and apoptosis induction produced by a cholera toxin gene-negative V. cholerae non-O1, non-O139 strain by Saka, Hector Alex, Bidinost, Carla, Sola, Claudia, Carranza, Pablo, Collino, Cesar, Ortiz, Susana, Echenique, Jose Ricardo, Bocco, José Luis

“…Cholera toxin (CT) gene-negative Vibrio cholerae non-O1, non-O139 strains may cause severe diarrhea though their pathogenic mechanism remains unclear. V…”
Get full text

Biomasa del fitoplancton eucariota y su disponibilidad para la red trófica del embalse Riogrande II (Antioquia, Colombia) by López- Muñoz, Mónica Tatiana, Ramírez- Restrepo, John Jairo, Palacio-Baena, Jaime Alberto, Echenique, Ricardo O., De Mattos-Bicudo, Carlos E., Parra-García, Edison Andres

“…Con el objetivo de establecer la biomasa de carbono contenida en el fitoplancton eucariota del embalse Riogrande II (Antioquia, Colombia), entre agosto de 2011…”
Get full text

Raphidiopsis mediterranea by Aguilera, Anabella, Aubriot, Luis, Echenique, Ricardo O, Donadelli, Jorge L, Salerno, Graciela L

“…Raphidiopsis mediterranea is a freshwater cyanobacterium that forms toxic blooms in eutrophic water bodies. Factors controlling its proliferation have not been…”
Get full text

Occurrence of Microcystis aeruginosa and microcystins in Río de la Plata river (Argentina) by Andrinolo, Darío, Pereira, Paulo, Giannuzzi, Leda, Aura, Claudia, Massera, Silvia, Caneo, Mariela, Caixach, Josep, Barco, Mónica, Echenique, Ricardo

“…This paper is the first report on microcystins producer blooms of Microcystis aeruginosa in the Argentinean coast of the Río de la Plata river, the most…”
Get full text

Chlorococcales de la amazonia Colombiana. II by Echenique, Ricardo O., Núñez- Avellaneda, Marcela, Duque, Santiago R.

“…En el presente trabajo se registran 41 taxa, pertenecientes a las familias Coelastraceae, Chlorococcaceae, Radiococcaceae, Palmellaceae, Oocystaceae,…”
Get full text

Dolichospermum lemmermannii (Cyanobacteria): una especie de ambiente templado en un embalse eutrófico neotropical by Palacio, Hilda M., Palacio, Jaime A., Echenique, Ricardo O., Sant’Anna, Célia L., Ramírez, John J.

“…Dolichospermum lemmermannii (Cyanobacteria): una especie de ambiente templado en un embalse eutrófico neotropical. Entre septiembre de 2011 y octubre de 2012,…”
Get full text

Environmental factors driving phytoplankton biomass and diversity in a tropical reservoir/Factores ambientales determinantes de la biomasa y la diversidad del fitoplancton en un embalse tropical by Gil-Guarín, Isabel Cristina, Villabona-González, Silvia Lucía, Parra-García, Edison, Echenique, Ricardo O

“…We determined the spatial and temporal variation of phytoplankton biomass and diversity in 10 fortnightly sampling journeys verifying five sampling sites in El…”
Get full text

Environmental factors driving phytoplankton biomass and diversity in a tropical reservoir by Gil Guarín, Isabel Cristina, Villabona-González, Silvia Lucía, Parra-García, Edison, Echenique, Ricardo O.

“…We determined the spatial and temporal variation of phytoplankton biomass and diversity in 10 fortnightly sampling journeys verifying five sampling sites in El…”
Get full text

Charophyta, Chlorophyta y Cryptophyta del embalse Riogrande II (Antioquia, Colombia) by López Muñoz, Mónica Tatiana, De Mattos Bicudo, Carlos Eduardo, Echenique, Ricardo O., Ramírez-Restrepo, John Jairo, Palacio, Jaime A.

Get full text

Injectivity and Surjectivity of the Dress Map by Rojas-Echenique, Ricardo G

“…For a nontrivial finite Galois extension $L/k$ (where the characteristic of $k$ is different from 2) with Galois group $G$, we prove that the Dress map…”
Get full text

Discostella taxa (Bacillariophyta) from the Río Limay basin (northwestern Patagonia, Argentina) by Guerrero, José M., Echenique, Ricardo O.

“…Discostella stelligera and allied similar taxa are mainly identified by the presence of marginal fultoportulae located at the end of the striae, and not on the…”
Get full text

Vibrio cholerae cytolysin is essential for high enterotoxicity and apoptosis induction produced by a cholera toxin gene-negative V. cholerae non-O1, non-0139 strain by SAKA, Hector Alex, BIDINOST, Carla, SOLA, Claudia, CARRANZA, Pablo, COLLINO, Cesar, ORTIZ, Susana, RICARDO ECHENIQUE, Jose, BOCCO, José Luis

Get full text