Search Results - "Le Pennec, Gaël"

Two enigmas may solve each other: the oocyte coat and atresia in the common cockle, Cerastoderma edule (Linnaeus, 1758) by Chérel, Daphné, Beninger, Peter G., Le Pennec, Gaël

“…Two co-occurring, enigmatic aspects of bivalve reproduction were investigated in the common cockle Cerastoderma edule : the oocyte coat and oocyte atresia…”
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The microbiome of Codium tomentosum: original state and in the presence of copper by Le Pennec, Gaël, Gall, Erwan Ar

“…Codium tomentosum , as all organisms, hosts transiently and permanently numerous microorganisms. These holobionts can undergo environmental pressures…”
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The Lipid A Structure from the Marine Sponge Symbiont Endozoicomonas sp. HEX 311 by Pallach, Mateusz, Di Lorenzo, Flaviana, Duda, Katarzyna A., Le Pennec, Gaël, Molinaro, Antonio, Silipo, Alba

“…Endozoicomonas sp. HEX311 is a Gram‐negative bacterium known to establish a commensal interaction with the marine demosponge Suberites domuncula. The molecular…”
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Computational Methods Reveal a Series of Cyclic and Linear Lichenysins and Surfactins from the Vietnamese Marine Sediment-Derived Streptomyces Strain G222 by Castaldi, Andrea, Truong, Bich Ngan, Vu, Quyen Thi, Le, Thi Hong Minh, Marie, Arul, Le Pennec, Gaël, Rouvier, Florent, Brunel, Jean-Michel, Longeon, Arlette, Pham, Van Cuong, Doan, Thi Mai Huong, Bourguet-Kondracki, Marie-Lise

“…The strain G222, isolated from a Vietnamese marine sediment, was confidently identified by 16 rRNA gene sequencing. Its AcOEt crude extract was successfully…”
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Alteration of bacterial adhesion induced by the substrate stiffness by Guégan, C., Garderes, J., Le Pennec, Gaël, Gaillard, F., Fay, F., Linossier, I., Herry, J.-M., Fontaine, M.-N. Bellon, Réhel, K. Vallée

“…•Ability of bacteria to adhere on agarose hydrogels.•Impact of stiffness of hydrogels on bacterial adhesion.•Modification of adhered bacteria phenotype…”
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Lipopolysaccharides from Commensal and Opportunistic Bacteria: Characterization and Response of the Immune System of the Host Sponge Suberites domuncula by Gardères, Johan, Bedoux, Gilles, Koutsouveli, Vasiliki, Crequer, Sterenn, Desriac, Florie, Pennec, Gaël Le

“…Marine sponges harbor a rich bacterioflora with which they maintain close relationships. However, the way these animals make the distinction between bacteria…”
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Pollution assessment around a big city in West Africa reveals high concentrations of microplastics and microbiologic contamination by Sonko, Amidou, Brehmer, Patrice, Constantin de Magny, Guillaume, Pennec, Gaël Le, Ba, Bissoume Sambe, Diankha, Ousmane, Fall, Mamadou, Linossier, Isabelle, Henry, Maryvonne, N’Diaye, Issa, Faye, Saliou, Kande, Yoba, Galgani, François

“…Marine pollution around West African big cities is of major concerns. Nevertheless, few attempts have been performed so far particularly on microplastic…”
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Proteomic studies highlight outer-membrane proteins related to biofilm development in the marine bacterium Pseudoalteromonas sp. D41 by Ritter, Andrés, Com, Emmanuelle, Bazire, Alexis, Goncalves, Marina Dos Santos, Delage, Ludovic, Pennec, Gaël Le, Pineau, Charles, Dreanno, Catherine, Compère, Chantal, Dufour, Alain

“…Bacterial biofilm development is conditioned by complex processes involving bacterial attachment to surfaces, growth, mobility, and exoproduct production. The…”
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Vibrio tapetis, the Causative Agent of Brown Ring Disease, Forms Biofilms with Spherical Components by Rodrigues, Sophie, Paillard, Christine, Le Pennec, Gaël, Dufour, Alain, Bazire, Alexis

“…Vibrio tapetis is a marine bacterium causing Brown Ring Disease (BRD) in the Manila clam Ruditapes philippinarum. V. tapetis biofilm formation remains…”
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The seminal receptacle and implications for reproductive processes in the invasive gastropod Crepidula fornicata by Beninger, Peter G., Valdizan, Alexandra, Pennec, Gaël Le

“…•The lobes of the seminal receptacle of Crepidula fornicata contain numerous lobules.•Received spermatozoa line the inner epithelium of the…”
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Insights into bioaccumulation and bioconcentration of potentially toxic elements in marine sponges from the Northwestern Mediterranean coast of Morocco by Krikech, Imad, Ranjbar Jafarabadi, Ali, Leermakers, Martine, Le Pennec, Gaël, Cappello, Tiziana, Ezziyyani, Mohammed

“…The present research aimed to investigate the concentrations and patterns of six potentially toxic elements (PTEs) in three common sponge species collected…”
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Microplastics (≤ 10 μm) bioaccumulation in marine sponges along the Moroccan Mediterranean coast: Insights into species-specific distribution and potential bioindication by Krikech, Imad, Oliveri Conti, Gea, Pulvirenti, Eloise, Rapisarda, Paola, Castrogiovanni, Maria, Maisano, Maria, Le Pennec, Gaël, Leermakers, Martine, Ferrante, Margherita, Cappello, Tiziana, Ezziyyani, Mohammed

“…Microplastics (MPs) are pervasive in marine environments and widely recognized as emerging environmental pollutants due to the multifaceted risks they exert on…”
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Quality assessment of cryopreserved black-lip pearl oyster Pinctada margaritifera spermatozoa by Demoy-Schneider, Marina, Schmitt, Nelly, Le Pennec, Gaël, Suquet, Marc, Cosson, Jacky

“…High quality of sperm is essential to a high fertilization rate, especially post- cryopreservation. Assessment of sperm integrity, motility and energy reserves…”
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Assessment of the global toxicity of marine sediments from the Dakar peninsula (Senegal, West Africa) by Sonko, Amidou, Copin, Dalyal, Brehmer, Patrice, Diop, Cheikh, Constantin De Magny, Guillaume, Fall, Mamadou, Kande, Yoba, Moulin, Patricia, Faye, Naby Souleymane, Faye, Saliou, Linossier, Isabelle, Le Pennec, Gaël

“…Marine pollution in West Africa is major threat particularly around coastal megacities. We assess the chemical and ecotoxicological quality of the marine…”
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Biochemistry and cell biology of silica formation in sponges by Müller, Werner E.G., Krasko, Anatoli, Le Pennec, Gaël, Schröder, Heinz C.

“…The main inorganic material forming the skeletal elements in Demospongiae as well as in Hexactinellida, the spicules, is amorphous silica. The spicules occur…”
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Evolutionary and ecological insights from vital staining of bivalve oocytes: A Red Queen at the sweepstakes? by Beninger, Peter G., Chérel, Daphné, Le Pennec, Gaël, Shumway, Sandra E.

“…To determine the proportion of inviable oocytes that are spawned along with normal oocytes in marine bivalves, we turned to a time‐honored technique not…”
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The Challenge of the Sponge Suberites domuncula (Olivi, 1792) in the Presence of a Symbiotic Bacterium and a Pathogen Bacterium by Le Pennec, Gaël, Gardères, Johan

“…Sponges, which are in close contact with numerous bacteria in prey/predator, symbiotic and pathogenic relationships, must provide an appropriate response in…”
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Matrix-mediated canal formation in primmorphs from the sponge Suberites domuncula involves the expression of a CD36 receptor-ligand system by Müller, Werner E G, Thakur, Narsinh L, Ushijima, Hiroshi, Thakur, Archana N, Krasko, Anatoli, Le Pennec, Gaël, Indap, Madhavi M, Perovic-Ottstadt, Sanja, Schröder, Heinz C, Lang, Gerhard, Bringmann, Gerhard

“…Sponges (Porifera), represent the phylogenetically oldest metazoan phylum still extant today. Recently, molecular biological studies provided compelling…”
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Cellular effects of bacterial N-3-Oxo-dodecanoyl-L-Homoserine lactone on the sponge Suberites domuncula (Olivi, 1792): insights into an intimate inter-kingdom dialogue by Gardères, Johan, Henry, Joël, Bernay, Benoit, Ritter, Andrès, Zatylny-Gaudin, Céline, Wiens, Matthias, Müller, Werner E G, Le Pennec, Gaël

“…Sponges and bacteria have lived together in complex consortia for 700 million years. As filter feeders, sponges prey on bacteria. Nevertheless, some bacteria…”
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N-acyl homoserine lactone production by bacteria within the sponge Suberites domuncula (Olivi, 1792) (Porifera, Demospongiae) by Gardères, Johan, Taupin, Laure, Saïdin, Jasnizat Bin, Dufour, Alain, Le Pennec, Gaël

“…Many bacteria live in close association with sponges. Within these consortia, molecules of communication such as quorum-sensing and hormone-like molecules may…”
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