Full-Time Professor - Hospital Practitioner

Subject: Addiction Medicine - Psychiatry


Marie Grall-Bronnec is a psychiatrist-addictologist. She is a hospital practitioner in the University Department of Addictology and Liaison Psychiatry at the Nantes University Hospital and Professor of Addictology at the Nantes Faculty of Medicine. She is a full member of the SPHERE team since 2009 (first within EA 4275, which transformed into UMR 1246). Her research focuses on the assessment of addicted individuals and addictive risk; therapeutic innovation for addicted patients; prevention of risks associated with addictions. She is also interested in mental health recovery. She joined a WHO working group on Gaming Disorder and conducted for it a field testing in France concerning the category of "Disorders due to substance use and addictive behaviours" of the next version of the International Classification of Diseases.

Illustration 'About-us'


Gambling disorder
Gaming Disorder
Sex and Food Addiction
Substance Use Disorders


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Interministerial Mission for Combatting Drugs and Addictive Behaviours Scientific Award


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Expert appraisal of criteria for assessing gaming disorder: An international Delphi study.   

Castro-Calvo J, Chamberlain SR, Fineberg NA, Rumpf HJ, Yücel M, Achab S, Ambekar A, Bahar N, Blaszczynski A, Bowden-Jones H, Carbonell X, Chan EML, Ko CH, de Timary P, Dufour M, Grall-Bronnec M,...

2021 Jan 15. Online ahead of print. PMID: 33449441 
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Food Addiction among Female Patients Seeking Treatment for an Eating Disorder: Prevalence and Associated Factors. 

Fauconnier M, Rousselet M, Brunault P, Thiabaud E, Lambert S, Rocher B, Challet-Bouju G, Grall-Bronnec M.

2020 Jun 26;12(6):1897. PMID: 32604734
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Inhibitory control in poker: Do experienced non-pathological poker gamblers exhibit better performance than healthy controls on motor, verbal and emotional expression inhibition? 

Challet-Bouju G, Hurel E, Thiabaud E, Leboucher J, Leroy M, Quibel AL, Grall-Bronnec M.

J Behav Addict. 
2020 Jun 5. Online ahead of print. PMID: 32516118
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Naltrexone Use in Treating Hypersexuality Induced by Dopamine Replacement Therapy : Impact of OPRM1 A/G Polymorphism on Its Effectiveness.

Verholleman A, Victorri-Vigneau C, Laforgue E, Derkinderen P, Verstuyft C, Grall-Bronnec M.

Int J Mol Sci. 
2020 Apr 24;21(8):3002. PMID: 32344532
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Prevalence of Coaddictions and Rate of Successful Treatment Among a French Sample of Opioid-Dependent Patients With Long-Term Opioid Substitution Therapy : The OPAL Study. 

Grall-Bronnec M, Laforgue EJ, Challet-Bouju G, Cholet J, Hardouin JB, Leboucher J, Guillou-Landréat M, Victorri-Vigneau C.

Front Psychiatry. 
2019 Oct 17;10:726. eCollection 2019. PMID: 31681038
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Faculty of Medicine of Nantes : PASS, DFASM1 & DFASM2, DES de Psychiatrie, FST d'Addictologie, DIU et capacité d'Addictologie, DIU Troubles du Comportement Alimentaire, DU Soins de Réhabilitation au service du Rétablissement en Santé Mentale

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