Search Results - "Le Guyader, S"

Evaluation of Removal of Noroviruses during Wastewater Treatment, Using Real-Time Reverse Transcription-PCR: Different Behaviors of Genogroups I and II by da Silva, Allegra Kyria, Le Saux, Jean-Claude, Parnaudeau, Sylvain, Pommepuy, Monique, Elimelech, Menachem, Le Guyader, Françoise S

“…Noroviruses, an important cause of gastroenteritis, are excreted by infected individuals and are therefore present in wastewater. We quantified norovirus…”
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Aichi Virus, Norovirus, Astrovirus, Enterovirus, and Rotavirus Involved in Clinical Cases from a French Oyster-Related Gastroenteritis Outbreak by Le Guyader, Françoise S, Le Saux, Jean-Claude, Ambert-Balay, Katia, Krol, Joanna, Serais, Ophelie, Parnaudeau, Sylvain, Giraudon, Hélène, Delmas, Gilles, Pommepuy, Monique, Pothier, Pierre, Atmar, Robert L

“…Following a flooding event close to a shellfish production lagoon, 205 cases of gastroenteritis were linked to oyster consumption. Twelve stool samples from…”
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Optimization of PMAxx pretreatment to distinguish between human norovirus with intact and altered capsids in shellfish and sewage samples by Randazzo, Walter, Khezri, Mohammad, Ollivier, Joanna, Le Guyader, Françoise S., Rodríguez-Díaz, Jesús, Aznar, Rosa, Sánchez, Gloria

“…Shellfish contamination by human noroviruses (HuNoVs) is a serious health and economic problem. Recently an ISO procedure based on RT-qPCR for the quantitative…”
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Use of Human Intestinal Enteroids to Evaluate Persistence of Infectious Human Norovirus in Seawater by Desdouits, Marion, Polo, David, Le Mennec, Cecile, Strubbia, Sofia, Zeng, Xi-Lei, Ettayebi, Khalil, Atmar, Robert L, Estes, Mary K, Le Guyader, Françoise S

“…Little data on the persistence of human norovirus infectivity are available to predict its transmissibility. Using human intestinal enteroids, we demonstrate…”
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Distribution in Tissue and Seasonal Variation of Norovirus Genogroup I and II Ligands in Oysters by MAALOUF, Haifa, ZAKHOUR, Maha, LE PENDU, Jacques, LE SAUX, Jean-Claude, ATMAR, Robert L, LE GUYADER, Françoise S

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Digital PCR for Quantifying Norovirus in Oysters Implicated in Outbreaks, France by Polo, David, Schaeffer, Julien, Fournet, Nelly, Le Saux, Jean-Claude, Parnaudeau, Sylvain, McLeod, Catherine, Le Guyader, Françoise S

“…Using samples from oysters clearly implicated in human disease, we quantified norovirus levels by using digital PCR. Concentrations varied from 43 to 1,170 RNA…”
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SARS-CoV-2 Whole-Genome Sequencing Using Oxford Nanopore Technology for Variant Monitoring in Wastewaters by Barbé, Laure, Schaeffer, Julien, Besnard, Alban, Jousse, Sarah, Wurtzer, Sébastien, Moulin, Laurent, Le Guyader, Françoise S, Desdouits, Marion

“…Since the beginning of the Coronavirus Disease-19 (COVID-19) pandemic, multiple Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) mutations have…”
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Transmission of viruses through shellfish: when specific ligands come into play by Le Guyader, Françoise S, Atmar, Robert L, Le Pendu, Jacques

“…► Shellfish are known to transmit NoV to humans. ► High proportion of NoV GI is implicated in oyster-related outbreaks. ► Oysters accumulate selectively NoVs…”
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Detection and Quantification of Noroviruses in Shellfish by Le Guyader, Françoise S, Parnaudeau, Sylvain, Schaeffer, Julien, Bosch, Albert, Loisy, Fabienne, Pommepuy, Monique, Atmar, Robert L

“…Noroviruses (NoVs) are the most common viral agents of acute gastroenteritis in humans, and high concentrations of NoVs are discharged into the environment. As…”
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Looking into sewage: how far can metagenomics help to detect human enteric viruses? by Schaeffer, Julien, Desdouits, Marion, Besnard, Alban, Le Guyader, Françoise S

“…The impact of human sewage on environmental and food contamination constitutes an important safety issue. Indeed, human sewage reflects the microbiome of the…”
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Detection of Multiple Noroviruses Associated with an International Gastroenteritis Outbreak Linked to Oyster Consumption by Le Guyader, Françoise S, Bon, Fabienne, DeMedici, Dario, Parnaudeau, Sylvain, Bertone, Alessandra, Crudeli, Silvia, Doyle, Aoife, Zidane, Mohamed, Suffredini, Elisabetta, Kohli, Evelyne, Maddalo, Francesco, Monini, Marina, Gallay, Anne, Pommepuy, Monique, Pothier, Pierre, Ruggeri, Franco M

“…An international outbreak linked to oyster consumption involving a group of over 200 people in Italy and 127 total subjects in 13 smaller clusters in France…”
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Tulane Virus as a Potential Surrogate To Mimic Norovirus Behavior in Oysters by Drouaz, Najoua, Schaeffer, Julien, Farkas, Tibor, Le Pendu, Jacques, Le Guyader, Françoise S

“…Oyster contamination by noroviruses is an important health and economic problem. The present study aimed to compare the behaviors of Norwalk virus (the…”
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Comprehensive Analysis of a Norovirus-Associated Gastroenteritis Outbreak, from the Environment to the Consumer by Le Guyader, Françoise S, Krol, Joanna, Ambert-Balay, Katia, Ruvoen-Clouet, Nathalie, Desaubliaux, Benedicte, Parnaudeau, Sylvain, Le Saux, Jean-Claude, Ponge, Agnès, Pothier, Pierre, Atmar, Robert L, Le Pendu, Jacques

“…Noroviruses have been recognized to be the predominant agents of nonbacterial gastroenteritis outbreaks in humans, and their transmission via contaminated…”
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Noroviruses are highly infectious but there is strong variation in host susceptibility and virus pathogenicity by Teunis, Peter F.M., Le Guyader, Françoise S., Liu, Pengbo, Ollivier, Joanna, Moe, Christine L.

“…•Noroviruses have been studied in human challenge experiments, to estimate infectivity.•We have shown how norovirus infectivity can also be estimated from…”
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Strain-Dependent Norovirus Bioaccumulation in Oysters by MAALOUF, Haifa, SCHAEFFER, Julien, PARNAUDEAU, Sylvain, LE PENDU, Jacques, ATMAR, Robert L, CRAWFORD, Sue E, LE GUYADER, Françoise S

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Improving the efficacy of sewage treatment decreases norovirus contamination in oysters by Schaeffer, Julien, Treguier, Cathy, Piquet, Jean-Come, Gachelin, Sonia, Cochennec-Laureau, Nathalie, Le Saux, Jean-Claude, Garry, Pascal, Le Guyader, Françoise S.

“…As human population increases worldwide, water quality will become increasingly problematic, and food consumed raw may be of higher risk. This is already…”
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A Targeted Metagenomics Approach to Study the Diversity of Norovirus GII in Shellfish Implicated in Outbreaks by Desdouits, Marion, Wacrenier, Candice, Ollivier, Joanna, Schaeffer, Julien, Guyader, Françoise S Le

“…Human noroviruses (NoV) cause epidemics of acute gastroenteritis (AGE) worldwide and can be transmitted through consumption of contaminated foods. Fresh…”
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Bioaccumulation efficiency, tissue distribution, and environmental occurrence of hepatitis E virus in bivalve shellfish from France by Grodzki, Marco, Schaeffer, Julien, Piquet, Jean-Côme, Le Saux, Jean-Claude, Chevé, Julien, Ollivier, Joanna, Le Pendu, Jacques, Le Guyader, Françoise S

“…Hepatitis E virus (HEV), an enteric pathogen of both humans and animals, is excreted by infected individuals and is therefore present in wastewaters and…”
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A Comprehensive Review for the Surveillance of Human Pathogenic Microorganisms in Shellfish by Desdouits, Marion, Reynaud, Yann, Philippe, Cécile, Guyader, Françoise S. Le

“…Bivalve molluscan shellfish have been consumed for centuries. Being filter feeders, they may bioaccumulate some microorganisms present in coastal water, either…”
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Infectivity and RNA Persistence of a Norovirus Surrogate, the Tulane Virus, in Oysters by Polo, David, Schaeffer, Julien, Teunis, Peter, Buchet, Vincent, Le Guyader, Françoise S

“…Oysters, being filter feeders, can accumulate some human pathogens such as norovirus, a highly infectious calicivirus, most common cause of acute…”
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