Search Results - "Collos, Yves"

Acclimation and toxicity of high ammonium concentrations to unicellular algae by Collos, Yves, Harrison, Paul J.

“…•Growth rates of 6 microalgal classes in cultures were compiled along with ammonium concentrations.•Chlorophyceae and cyanophyceae were the most tolerant to…”
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The globally distributed genus Alexandrium: Multifaceted roles in marine ecosystems and impacts on human health by Anderson, Donald M., Alpermann, Tilman J., Cembella, Allan D., Collos, Yves, Masseret, Estelle, Montresor, Marina

“…The dinoflagellate genus Alexandrium is one of the major harmful algal bloom (HAB) genera with respect to the diversity, magnitude and consequences of blooms…”
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Influence of environmental factors on the paralytic shellfish toxin content and profile of Alexandrium catenella (Dinophyceae) isolated from the Mediterranean Sea by Laabir, Mohamed, Collos, Yves, Masseret, Estelle, Grzebyk, Daniel, Abadie, Eric, Savart, Véronique, Sibat, Manoella, Amzil, Zouher

“…Laboratory experiments were designed to study the toxin content and profile of the Alexandrium catenella strain ACT03 (isolated from Thau Lagoon, French…”
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Ocean fertilization for geoengineering: A review of effectiveness, environmental impacts and emerging governance by Williamson, Phillip, Wallace, Douglas W.R., Law, Cliff S., Boyd, Philip W., Collos, Yves, Croot, Peter, Denman, Ken, Riebesell, Ulf, Takeda, Shigenobu, Vivian, Chris

“…► Fertilization using iron can increase the uptake of CO2 across the sea surface. ► But most of this uptake is transient; long-term sequestration is difficult…”
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Unexpected Genetic Diversity among and within Populations of the Toxic Dinoflagellate Alexandrium catenella as Revealed by Nuclear Microsatellite Markers by MASSERET, Estelle, GRZEBYK, Daniel, NAGAI, Satoshi, GENOVESI, Benjamin, LASSERRE, Bernard, LAABIR, Mohamed, COLLOS, Yves, VAQUER, André, BERREBI, Patrick

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Gene Expression in Proliferating Cells of the Dinoflagellate Alexandrium catenella (Dinophyceae) by TOULZA, Eve, SHIN, Mi-Sun, BLANC, Guillaume, AUDIC, Stéphane, LAABIR, Mohamed, COLLOS, Yves, CLAVERIE, Jean-Michel, GRZEBYK, Daniel

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Oligotrophication and emergence of picocyanobacteria and a toxic dinoflagellate in Thau lagoon, southern France by Collos, Yves, Bec, Béatrice, Jauzein, Cécile, Abadie, Eric, Laugier, Thierry, Lautier, Jacques, Pastoureaud, Annie, Souchu, Philippe, Vaquer, André

“…Time series data have been examined in Thau lagoon (Southern France) from 1972 to 2006 for water temperature, salinity, nutrients and from 1987 to 2006 for…”
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Phytoplankton seasonal dynamics in a Mediterranean coastal lagoon: emphasis on the picoeukaryote community by Bec, Béatrice, Husseini-Ratrema, Julie, Collos, Yves, Souchu, Philippe, Vaquer, André

“…The dynamics of the phytoplankton community were investigated in a marine coastal lagoon (Thau, NW Mediterranean) from February 1999 to January 2000. Dilution…”
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ACCLIMATION OF NITRATE UPTAKE BY PHYTOPLANKTON TO HIGH SUBSTRATE LEVELS1 by Collos, Yves, Vaquer, André, Souchu, Philippe

“…A literature review of data on nitrate uptake by phytoplankton suggests that nitrate levels above 20 μmol N·L−1 generally stimulated uptake rates in cultured…”
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Unsuspected intraspecific variability in the toxin production, growth and morphology of the dinoflagellate Alexandrium pacificum R.W. Litaker (Group IV) blooming in a South Western Mediterranean marine ecosystem, Annaba Bay (Algeria) by Hadjadji, Imen, Laabir, Mohamed, Frihi, Hocine, Collos, Yves, Shao, Zhao Jun, Berrebi, Patrick, Abadie, Eric, Amzil, Zouher, Chomérat, Nicolas, Rolland, Jean Luc, Rieuvilleneuve, Fabien, Masseret, Estelle

“…Physiological plasticity gives HABs species the ability to respond to variations in the surrounding environment. The aim of this study was to examine…”
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Wind and temperature controls on Alexandrium blooms (2000–2007) in Thau lagoon (Western Mediterranean) by Laanaia, Nabil, Vaquer, André, Fiandrino, Annie, Genovesi, Benjamin, Pastoureaud, Annie, Cecchi, Philippe, Collos, Yves

“…•Wind patterns override factors controlling Alexandrium catenella blooms in Thau lagoon.•Surface water temperature impacts the seasonal development of blooms…”
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Comparing diatom and Alexandrium catenella/tamarense blooms in Thau lagoon: Importance of dissolved organic nitrogen in seasonally N-limited systems by Collos, Yves, Jauzein, Cécile, Ratmaya, Widya, Souchu, Philippe, Abadie, Eric, Vaquer, André

“…•Diatom and dinoflagellates blooms are compared at the same site.•Alexandrium catenella blooms can be fueled by dissolved organic nitrogen.•Ammonium peak is a…”
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Particulate carbon and nitrogen determinations in tracer studies: The neglected variables by Collos, Yves, Jauzein, Cécile, Hatey, Elise

“…We address two issues in the determination of particulate carbon and nitrogen in suspended matter of aquatic environments. One is the adsorption of dissolved…”
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Growth Rate Peaks at Intermediate Cell Size in Marine Photosynthetic Picoeukaryotes by Bec, Béatrice, Collos, Yves, Vaquer, André, Mouillot, David, Souchu, Philippe

“…We have performed an in situ test of Raven's prediction that there is a reversal of the relationship between cell size and maximum achievable growth rate in…”
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Influence of temperature, salinity and irradiance on the growth and cell yield of the harmful red tide dinoflagellate Alexandrium catenella colonizing Mediterranean waters by Laabir, M., Jauzein, C., Genovesi, B., Masseret, E., Grzebyk, D., Cecchi, P., Vaquer, A., Perrin, Y., Collos, Y.

“…In a laboratory study, we determined the influence of temperature, salinity and irradiance on the growth of the paralytic shellfish poisoning (PSP) toxin…”
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Discrepancies between net particulate carbon production and (13) C-labelled bicarbonate uptake by Alexandrium catenella (Dinophyceae): grazing controls the balance between autotrophic and non autotrophic carbon acquisition(1) by Collos, Yves, Jauzein, Cécile, Laabir, Mohamed, Vaquer, André

“…Inorganic carbon uptake by Alexandrium catenella estimated from incorporation of (13) C labelled bicarbonate (an estimate of carbon gain by autotrophy) was…”
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GROWTH AND PHOSPHORUS UPTAKE BY THE TOXIC DINOFLAGELLATE ALEXANDRIUM CATENELLA (DINOPHYCEAE) IN RESPONSE TO PHOSPHATE LIMITATION1 by Jauzein, Cécile, Labry, Claire, Youenou, Agnès, Quéré, Julien, Delmas, Daniel, Collos, Yves

“…Alexandrium catenella (Whedon et Kof.) Balech has exhibited seasonal recurrent blooms in the Thau lagoon (South of France) since first reported in 1995. Its…”
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Discrepancies between net particulate carbon production and 13C-labelled bicarbonate uptake by Alexandrium catenella (Dinophyceae): grazing controls the balance between autotrophic and non autotrophic carbon acquisition1 by Collos, Yves, Jauzein, Cécile, Laabir, Mohamed, Vaquer, André

“…Inorganic carbon uptake by Alexandrium catenella estimated from incorporation of 13C labelled bicarbonate (an estimate of carbon gain by autotrophy) was…”
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Discrepancies between net particulate carbon production and 13 C‐labelled bicarbonate uptake by Alexandrium catenella (Dinophyceae): grazing controls the balance between autotrophic and non autotrophic carbon acquisition 1 by Collos, Yves, Jauzein, Cécile, Laabir, Mohamed, Vaquer, André

“…Inorganic carbon uptake by A lexandrium catenella estimated from incorporation of 13 C labelled bicarbonate (an estimate of carbon gain by autotrophy) was…”
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A comparative analysis of Alexandrium catenella/tamarense blooms in Annaba Bay (Algeria) and Thau lagoon (France); phosphorus limitation as a trigger by Hadjadji, Imene, Frehi, Hocine, Ayada, Lembarek, Abadie, Eric, Collos, Yves

“…Environmental conditions ultimately leading to blooms of the toxic dinoflagellate Alexandrium catenella/tamarense were investigated at two Mediterranean sites…”
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