Gérald Umhang

Affiliations

ANSES Nancy Laboratory for Rabies and Wildlife, National Reference Laboratory for Echinococcus spp. Wildlife Surveillance and Eco-epidemiology Unit, Agricultural and Veterinary Technopole, 54220 Malzéville, France.

Publications (35)

Assessing the role of individual foxes in environmental contamination with Echinococcus multilocularis through faecal samples.

International journal for parasitology

Avec: Abdou Malik Da Silva , Eve Afonso , Francis Raoul , Patrick Giraudoux , Marina Mergey , Gérald Umhang , Sandra Courquet , Dominique Rieffel , Laurence Millon , Jenny Knapp

Analysis of nad2 and nad5 enables reliable identification of genotypes G6 and G7 within the species complex Echinococcus granulosus sensu lato.

Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases

Avec: Teivi Laurimäe , Liina Kinkar , Thomas Romig , Gérald Umhang , Adriano Casulli , Rihab A Omer , Mitra Sharbatkhori , Hossein Mirhendi , Francisco Ponce-Gordo , Lorena E Lazzarini , Silvia V Soriano , Antonio Varcasia , Mohammad Rostami-Nejad , Vanesa Andresiuk , Pablo Maravilla , Luis Miguel González , Monika Dybicz , Jakub Gawor , Mindaugas Šarkūnas , Viliam Šnábel , Tetiana Kuzmina , Eshrat Beigom Kia , Urmas Saarma

Evidence for camels (Camelus bactrianus) as the main intermediate host of Echinococcus granulosus sensu lato G6/G7 in Mongolia.

Parasitology research

Avec: Bolor Bold , Franck Boué , Christian Schindler , Battsetseg Badmaa , Belgutei Batbekh , Bayanzul Argamjav , Chimedtseren Bayasgalan , Akira Ito , Uranshagai Narankhuu , Agiimaa Shagj , Jakob Zinsstag , Gérald Umhang

Unravelling the genetic diversity and relatedness of Echinococcus multilocularis isolates in Eurasia using the EmsB microsatellite nuclear marker.

Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases

Avec: Gérald Umhang , Vanessa Bastid , Hamza Avcioglu , Guna Bagrade , Miljenko Bujanić , Oliveira Bjelić Čabrilo , Adriano Casulli , Pierre Dorny , Joke van der Giessen , Esin Guven , Jiri Harna , Jacek Karamon , Vitaliy Kharchenko , Jenny Knapp , Libuse Kolarova , Sergey Konyaev , Leidi Laurimaa , Serge Losch , Milan Miljević , Martina Miterpakova , Epp Moks , Thomas Romig , Urmas Saarma , Viliam Snabel , Tamas Sreter , Harri Valdmann , Franck Boué

Droplet digital PCR as a sensitive tool to assess exposure pressure from Echinococcus multilocularis in intermediate hosts.

Acta tropica

Avec: Alessandro Massolo , Amanda Gerber , Gerald Umhang , Colin Nicholas , Stefano Liccioli , Kensuke Mori , Claudia Klein

Presence of

Parasitology

Avec: Roxanne Barosi , Gérald Umhang

Microsatellite Investigations of Multiple

Pathogens (Basel, Switzerland)

Avec: Selim M'rad , Myriam Oudni-M'rad , Vanessa Bastid , Laure Bournez , Sana Mosbahi , Abdelallatif Nouri , Hamouda Babba , Frédéric Grenouillet , Franck Boué , Gérald Umhang

Shared Common Ancestry of Rodent Alphacoronaviruses Sampled Globally.

Viruses

Avec: Theocharis Tsoleridis , Joseph G Chappell , Okechukwu Onianwa , Denise A Marston , Anthony R Fooks , Elodie Monchatre-Leroy , Gérald Umhang , Marcel A Müller , Jan F Drexler , Christian Drosten , Rachael E Tarlinton , Charles P McClure , Edward C Holmes , Jonathan K Ball

Molecular identification of cystic echinococcosis in humans and pigs reveals the presence of both Echinococcus granulosus sensu stricto and Echinococcus canadensis G6/G7 in the hyperendemic focus of the Republic of Moldova.

Parasitology research

Avec: Gérald Umhang , Oleg Chihai , Vanessa Bastid , Florence Elisabeth Grenouillet , Dumitru Erhan , Adrian Hotineanu , Vera Lungu , Stefan Rusu , Frédéric Grenouillet , Franck Boue

Identification and molecular characterization of Echinococcus canadensis G6/7 in dogs from Corsica, France.

Parasitology research

Avec: Sébastien Grech-Angelini , Céline Richomme , Carine Peytavin de Garam , Jean-Marc Boucher , Oscar Maestrini , Frédéric Grenouillet , François Casabianca , Franck Boué , Gérald Umhang

Rodent control programmes can integrate Echinococcus multilocularis surveillance by facilitating parasite genotyping: the case of Arvicola terrestris voles screening in France.

Parasitology research

Avec: Gérald Umhang , Jean-Michel Demerson , Léo Legras , Jean-Marc Boucher , Carine Peytavin de Garam , Vanessa Bastid , Eric Vannard , Adrien Pinot , Patrick Giraudoux , Franck Boué

An innovative strategy for deworming dogs in Mediterranean areas highly endemic for cystic echinococcosis.

Parasites & vectors

Avec: Martina Nocerino , Paola Pepe , Antonio Bosco , Elena Ciccone , Maria Paola Maurelli , Franck Boué , Gérald Umhang , Justine Pellegrini , Samia Lahmar , Yousra Said , Smaragda Sotiraki , Panagiota Ligda , AbdElkarim Laatamna , Giorgio Saralli , Orlando Paciello , Maria Chiara Alterisio , Laura Rinaldi

Tick-Borne Encephalitis Virus: Seasonal and Annual Variation of Epidemiological Parameters Related to Nymph-to-Larva Transmission and Exposure of Small Mammals.

Pathogens (Basel, Switzerland)

Avec: Laure Bournez , Gerald Umhang , Marie Moinet , Céline Richomme , Jean-Michel Demerson , Christophe Caillot , Elodie Devillers , Jean-Marc Boucher , Yves Hansmann , Franck Boué , Sara Moutailler

Detection of DNA from the zoonotic raccoon roundworm Baylisascaris procyonis in a French wolf.

Parasitology international

Avec: Gérald Umhang , Christophe Duchamp , Jean-Marc Boucher , Sandrine Ruette , Franck Boué , Céline Richomme

A systematic review and meta-analysis on anthelmintic control programs for

Food and waterborne parasitology

Avec: Gérald Umhang , Alessia Possenti , Vittoria Colamesta , Silvia d'Aguanno , Giuseppe La Torre , Franck Boué , Adriano Casulli

Asian Admixture in European

Frontiers in veterinary science

Avec: Gérald Umhang , Jenny Knapp , Marion Wassermann , Vanessa Bastid , Carine Peytavin de Garam , Franck Boué , Tomasz Cencek , Thomas Romig , Jacek Karamon

Species and genotypes belonging to Echinococcus granulosus sensu lato complex causing human cystic echinococcosis in Europe (2000-2021): a systematic review.

Parasites & vectors

Avec: Adriano Casulli , Alessandro Massolo , Urmas Saarma , Gérald Umhang , Federica Santolamazza , Azzurra Santoro

Surveys on Baylisascaris procyonis in two of the three French wild raccoon populations.

International journal for parasitology. Parasites and wildlife

Avec: Gérald Umhang , Alain C Frantz , Hubert Ferté , Christine Fournier Chambrillon , Manon Gautrelet , Thibault Gritti , Nathan Thenon , Guillaume Le Loc'h , Estelle Isère-Laoué , Fabien Egal , Christophe Caillot , Stéphanie Lippert , Mike Heddergott , Pascal Fournier , Céline Richomme

Baiting not-owned dogs against

Parasitology

Avec: Elena Ciccone , Antonio Bosco , Paola Pepe , Martina Nocerino , Nicola Lattero , Gerald Umhang , Laatamna AbdElkarim , Samia Lahmar , Yousra Said , Giorgio Saralli , Giuseppe Piegari , Maria Chiara Alterisio , Rania Baka , Smaragda Sotiraki , Franck Boué , Laura Rinaldi

Epidemiological update of cystic echinococcosis in livestock and assessment of practices related to its control in the Mediterranean area.

Acta tropica

Avec: Martina Nocerino , Paola Pepe , Elena Ciccone , Maria Paola Maurelli , Antonio Bosco , Franck Boué , Gérald Umhang , Samia Lahmar , Yousra Said , Smaragda Sotiraki , Panagiota Ligda , AbdElkarim Laatamna , Nassiba Reghaissia , Giorgio Saralli , Vincenzo Musella , Maria Chiara Alterisio , Giuseppe Piegari , Laura Rinaldi

Discovery and Prevalence of Divergent RNA Viruses in European Field Voles and Rabbits.

Viruses

Avec: Theocharis Tsoleridis , Joseph G Chappell , Elodie Monchatre-Leroy , Gérald Umhang , Mang Shi , Malcolm Bennett , Rachael E Tarlinton , C Patrick McClure , Edward C Holmes , Jonathan K Ball

Genotyping

Pathogens (Basel, Switzerland)

Avec: Jenny Knapp , Bruno Gottstein , Stéphane Bretagne , Jean-Mathieu Bart , Gérald Umhang , Carine Richou , Solange Bresson-Hadni , Laurence Millon

Identifying drivers of fox and cat faecal deposits in kitchen gardens in order to evaluate measures for reducing contamination of fresh fruit and vegetables.

Food and waterborne parasitology

Avec: M Bastien , A Vaniscotte , B Combes , G Umhang , V Raton , E Germain , I Villena , D Aubert , F Boué , M-L Poulle

National survey and molecular diagnosis of

Parasitology

Avec: Gérald Umhang , Céline Richomme , Vanessa Bastid , Jean-Marc Boucher , Carine Peytavin de Garam , Sabine Itié-Hafez , Corinne Danan , Franck Boué

Soil contamination by Echinococcus multilocularis in rural and urban vegetable gardens in relation to fox, cat and dog faecal deposits.

Parasite (Paris, France)

Avec: Abdou Malik Da Silva , Matthieu Bastien , Gérald Umhang , Franck Boué , Vanessa Bastid , Jean-Marc Boucher , Christophe Caillot , Carine Peytavin de Garam , Camille Renault , Marine Faisse , Sandra Courquet , Vincent Scalabrino , Laurence Millon , Jenny Knapp , Marie-Lazarine Poulle

Disappearance of TBEV Circulation among Rodents in a Natural Focus in Alsace, Eastern France.

Pathogens (Basel, Switzerland)

Avec: Laure Bournez , Gerald Umhang , Marie Moinet , Jean-Marc Boucher , Jean-Michel Demerson , Christophe Caillot , Léo Legras , Elodie Devillers , Yves Hansmann , Aurélie Velay , Céline Richomme , Sara Moutailler , Franck Boué

Investigation of Echinococcus multilocularis in foxes and dogs in Pakistan by detection of copro-DNA.

Parasitology research

Avec: Aisha Khan , Gérald Umhang , Zaib Ullah , Franck Boué , Vanessa Bastid , Ikram Ullah , Sajid Mahmood , Muhammad Sohail Afzal , Haroon Ahmed

High variability in the number of E. multilocularis eggs in cat feces collected in the field.

Parasitology international

Avec: Gérald Umhang , Matthieu Bastien , Vanessa Bastid , Marie-Lazarine Poulle , Franck Boué

Towards delimitation of the Echinococcus multilocularis parasite's southernmost range in France.

Veterinary parasitology, regional studies and reports

Avec: Gérald Umhang , Céline Richomme , Christophe Caillot , Vanessa Bastid , Jean-Marc Boucher , Jean-Louis Moyen , Corinne Novella , Bruno Richoux , Bernard Davoust , Franck Boué

Real-time multiplex PCR for human echinococcosis and differential diagnosis.

Parasite (Paris, France)

Avec: Jenny Knapp , Séverine Lallemand , Franck Monnien , Sophie Felix , Sandra Courquet , Gérald Umhang , Laurence Millon

Mitochondrial genetic diversity and phylogenetic relationships of Echinococcus multilocularis in Europe.

International journal for parasitology

Avec: Azzurra Santoro , Federica Santolamazza , Simone M Cacciò , Giuseppe La Rosa , Daniela Antolová , Herbert Auer , Guna Bagrade , Petra Bandelj , Walter Basso , Relja Beck , Carlo V Citterio , Rebecca K Davidson , Gunita Deksne , Caroline F Frey , Eva Fuglei , Walter Glawischnig , Bruno Gottstein , Jiří Harna , Heidi Huus Petersen , Jacek Karamon , Famke Jansen , Júlia Jarošová , Pikka Jokelainen , Britta Lundström-Stadelmann , Pavlo Maksimov , Milan Miljević , Martina Miterpáková , Epp Moks , Francesco Origgi , Zanda Ozolina , Marie-Pierre Ryser , Thomas Romig , Mindaugas Šarkūnas , Nathalie Scorrano , Urmas Saarma , Viliam Šnábel , Tamás Sréter , Gèrald Umhang , Gorazd Vengušt , Diana Žele Vengušt , Adriano Casulli

[Hydatid cyst sampling by FTA Card method for characterizing

Medecine tropicale et sante internationale

Avec: Mohammed Chérif Benchikh El Fegoun , Gérald Umhang , Franck Boué , Karima Kohil , Baaissa Babelhadj , Saoussene Rabhi , Rahma Slimani , Nazim Messaoudi , Abdelaziz Aguezlane , Abdelaziz Zouikri

Cryptic species Hydatigera kamiyai and other taeniid metacestodes in the populations of small mammals in Serbia.

Parasites & vectors

Avec: Milan Miljević , Marija Rajičić , Gérald Umhang , Branka Bajić , Olivera Bjelić Čabrilo , Ivana Budinski , Jelena Blagojević

Gray wolves as sentinels for the presence of

International journal for parasitology. Parasites and wildlife

Avec: Gérald Umhang , Christophe Duchamp , Jean-Marc Boucher , Christophe Caillot , Léo Legras , Jean-Michel Demerson , Jérémie Lucas , Dominique Gauthier , Franck Boué

Challenging the phylogenetic relationships among Echinococcus multilocularis isolates from main endemic areas.

International journal for parasitology

Avec: Séverine Lallemand , Jorge Oyhenart , Benoit Valot , Romain Borne , Louis Bohard , Gérald Umhang , Jacek Karamon , Sergey Konyaev , Caroline Rönnberg , Bruno Gottstein , Delphine Weil-Verhoeven , Carine Richou , Solange Bresson-Hadni , Laurence Millon , Anne-Pauline Bellanger , Jenny Knapp

Réseau de co-auteurs

Franck Boué 20 collaborations

Vanessa Bastid 10 collaborations

Jean-Marc Boucher 9 collaborations

Jenny Knapp 7 collaborations

Céline Richomme 7 collaborations

Christophe Caillot 6 collaborations

Laurence Millon 5 collaborations

Adriano Casulli 5 collaborations

Carine Peytavin de Garam 5 collaborations

Thomas Romig 4 collaborations

Urmas Saarma 4 collaborations

Jacek Karamon 4 collaborations

Gerald Umhang 4 collaborations

Jean-Michel Demerson 4 collaborations

Sandra Courquet 3 collaborations

Milan Miljević 3 collaborations

Laure Bournez 3 collaborations

Frédéric Grenouillet 3 collaborations

Léo Legras 3 collaborations

Martina Nocerino 3 collaborations

Paola Pepe 3 collaborations

Antonio Bosco 3 collaborations

Elena Ciccone 3 collaborations

Samia Lahmar 3 collaborations

Yousra Said 3 collaborations

Smaragda Sotiraki 3 collaborations

Giorgio Saralli 3 collaborations

Maria Chiara Alterisio 3 collaborations

Laura Rinaldi 3 collaborations

Bruno Gottstein 3 collaborations

Abdou Malik Da Silva 2 collaborations

Patrick Giraudoux 2 collaborations

Mindaugas Šarkūnas 2 collaborations

Viliam Šnábel 2 collaborations

Guna Bagrade 2 collaborations

Sergey Konyaev 2 collaborations

Epp Moks 2 collaborations

Alessandro Massolo 2 collaborations

Theocharis Tsoleridis 2 collaborations

Joseph G Chappell 2 collaborations

Elodie Monchatre-Leroy 2 collaborations

Rachael E Tarlinton 2 collaborations

Edward C Holmes 2 collaborations

Jonathan K Ball 2 collaborations

Maria Paola Maurelli 2 collaborations

Panagiota Ligda 2 collaborations

AbdElkarim Laatamna 2 collaborations

Marie Moinet 2 collaborations

Elodie Devillers 2 collaborations

Yves Hansmann 2 collaborations

Sara Moutailler 2 collaborations

Christophe Duchamp 2 collaborations

Federica Santolamazza 2 collaborations

Azzurra Santoro 2 collaborations

Giuseppe Piegari 2 collaborations

Carine Richou 2 collaborations

Solange Bresson-Hadni 2 collaborations

Matthieu Bastien 2 collaborations

Marie-Lazarine Poulle 2 collaborations

Séverine Lallemand 2 collaborations

Eve Afonso 1 collaboration

Francis Raoul 1 collaboration

Marina Mergey 1 collaboration

Dominique Rieffel 1 collaboration

Teivi Laurimäe 1 collaboration

Liina Kinkar 1 collaboration

Rihab A Omer 1 collaboration

Mitra Sharbatkhori 1 collaboration

Hossein Mirhendi 1 collaboration

Francisco Ponce-Gordo 1 collaboration

Lorena E Lazzarini 1 collaboration

Silvia V Soriano 1 collaboration

Antonio Varcasia 1 collaboration

Mohammad Rostami-Nejad 1 collaboration

Vanesa Andresiuk 1 collaboration

Pablo Maravilla 1 collaboration

Luis Miguel González 1 collaboration

Monika Dybicz 1 collaboration

Jakub Gawor 1 collaboration

Tetiana Kuzmina 1 collaboration

Eshrat Beigom Kia 1 collaboration

Bolor Bold 1 collaboration

Christian Schindler 1 collaboration

Battsetseg Badmaa 1 collaboration

Belgutei Batbekh 1 collaboration

Bayanzul Argamjav 1 collaboration

Chimedtseren Bayasgalan 1 collaboration

Akira Ito 1 collaboration

Uranshagai Narankhuu 1 collaboration

Agiimaa Shagj 1 collaboration

Jakob Zinsstag 1 collaboration

Hamza Avcioglu 1 collaboration

Miljenko Bujanić 1 collaboration

Oliveira Bjelić Čabrilo 1 collaboration

Pierre Dorny 1 collaboration

Joke van der Giessen 1 collaboration

Esin Guven 1 collaboration

Jiri Harna 1 collaboration

Vitaliy Kharchenko 1 collaboration

Libuse Kolarova 1 collaboration

Leidi Laurimaa 1 collaboration

Serge Losch 1 collaboration

Martina Miterpakova 1 collaboration

Viliam Snabel 1 collaboration

Tamas Sreter 1 collaboration

Harri Valdmann 1 collaboration

Amanda Gerber 1 collaboration

Colin Nicholas 1 collaboration

Stefano Liccioli 1 collaboration

Kensuke Mori 1 collaboration

Claudia Klein 1 collaboration

Roxanne Barosi 1 collaboration

Selim M'rad 1 collaboration

Myriam Oudni-M'rad 1 collaboration

Sana Mosbahi 1 collaboration

Abdelallatif Nouri 1 collaboration

Hamouda Babba 1 collaboration

Okechukwu Onianwa 1 collaboration

Denise A Marston 1 collaboration

Anthony R Fooks 1 collaboration

Marcel A Müller 1 collaboration

Jan F Drexler 1 collaboration

Christian Drosten 1 collaboration

Charles P McClure 1 collaboration

Oleg Chihai 1 collaboration

Florence Elisabeth Grenouillet 1 collaboration

Dumitru Erhan 1 collaboration

Adrian Hotineanu 1 collaboration

Vera Lungu 1 collaboration

Stefan Rusu 1 collaboration

Franck Boue 1 collaboration

Sébastien Grech-Angelini 1 collaboration

Oscar Maestrini 1 collaboration

François Casabianca 1 collaboration

Eric Vannard 1 collaboration

Adrien Pinot 1 collaboration

Justine Pellegrini 1 collaboration

Orlando Paciello 1 collaboration

Sandrine Ruette 1 collaboration

Alessia Possenti 1 collaboration

Vittoria Colamesta 1 collaboration

Silvia d'Aguanno 1 collaboration

Giuseppe La Torre 1 collaboration

Marion Wassermann 1 collaboration

Tomasz Cencek 1 collaboration

Alain C Frantz 1 collaboration

Hubert Ferté 1 collaboration

Christine Fournier Chambrillon 1 collaboration

Manon Gautrelet 1 collaboration

Thibault Gritti 1 collaboration

Nathan Thenon 1 collaboration

Guillaume Le Loc'h 1 collaboration

Estelle Isère-Laoué 1 collaboration

Fabien Egal 1 collaboration

Stéphanie Lippert 1 collaboration

Mike Heddergott 1 collaboration

Pascal Fournier 1 collaboration

Nicola Lattero 1 collaboration

Laatamna AbdElkarim 1 collaboration

Rania Baka 1 collaboration

Nassiba Reghaissia 1 collaboration

Vincenzo Musella 1 collaboration

Mang Shi 1 collaboration

Malcolm Bennett 1 collaboration

C Patrick McClure 1 collaboration

Stéphane Bretagne 1 collaboration

Jean-Mathieu Bart 1 collaboration

M Bastien 1 collaboration

A Vaniscotte 1 collaboration

B Combes 1 collaboration

G Umhang 1 collaboration

V Raton 1 collaboration

E Germain 1 collaboration

I Villena 1 collaboration

D Aubert 1 collaboration

F Boué 1 collaboration

M-L Poulle 1 collaboration

Sabine Itié-Hafez 1 collaboration

Corinne Danan 1 collaboration

Camille Renault 1 collaboration

Marine Faisse 1 collaboration

Vincent Scalabrino 1 collaboration

Aurélie Velay 1 collaboration

Aisha Khan 1 collaboration

Zaib Ullah 1 collaboration

Ikram Ullah 1 collaboration

Sajid Mahmood 1 collaboration

Muhammad Sohail Afzal 1 collaboration

Haroon Ahmed 1 collaboration

Jean-Louis Moyen 1 collaboration

Corinne Novella 1 collaboration

Bruno Richoux 1 collaboration

Bernard Davoust 1 collaboration

Franck Monnien 1 collaboration

Sophie Felix 1 collaboration

Simone M Cacciò 1 collaboration

Giuseppe La Rosa 1 collaboration

Daniela Antolová 1 collaboration

Herbert Auer 1 collaboration

Petra Bandelj 1 collaboration

Walter Basso 1 collaboration

Relja Beck 1 collaboration

Carlo V Citterio 1 collaboration

Rebecca K Davidson 1 collaboration

Gunita Deksne 1 collaboration

Caroline F Frey 1 collaboration

Eva Fuglei 1 collaboration

Walter Glawischnig 1 collaboration

Jiří Harna 1 collaboration

Heidi Huus Petersen 1 collaboration

Famke Jansen 1 collaboration

Júlia Jarošová 1 collaboration

Pikka Jokelainen 1 collaboration

Britta Lundström-Stadelmann 1 collaboration

Pavlo Maksimov 1 collaboration

Martina Miterpáková 1 collaboration

Francesco Origgi 1 collaboration

Zanda Ozolina 1 collaboration

Marie-Pierre Ryser 1 collaboration

Nathalie Scorrano 1 collaboration

Tamás Sréter 1 collaboration

Gèrald Umhang 1 collaboration

Gorazd Vengušt 1 collaboration

Diana Žele Vengušt 1 collaboration

Mohammed Chérif Benchikh El Fegoun 1 collaboration

Karima Kohil 1 collaboration

Baaissa Babelhadj 1 collaboration

Saoussene Rabhi 1 collaboration

Rahma Slimani 1 collaboration

Nazim Messaoudi 1 collaboration

Abdelaziz Aguezlane 1 collaboration

Abdelaziz Zouikri 1 collaboration

Marija Rajičić 1 collaboration

Branka Bajić 1 collaboration

Olivera Bjelić Čabrilo 1 collaboration

Ivana Budinski 1 collaboration

Jelena Blagojević 1 collaboration

Jérémie Lucas 1 collaboration

Dominique Gauthier 1 collaboration

Jorge Oyhenart 1 collaboration

Benoit Valot 1 collaboration

Romain Borne 1 collaboration

Louis Bohard 1 collaboration

Caroline Rönnberg 1 collaboration

Delphine Weil-Verhoeven 1 collaboration

Anne-Pauline Bellanger 1 collaboration