Profile – Benjamin Gourion



Benjamin Gourion

Job Title:



Phone Number:

+33 561 285 504



Research Areas:

  • Rhizobium Legume symbiosis

Current N-related Projects:

  • Immune Status of Legume Nodules (INRA SPE 2016-2019)


1: Brusamarello-Santos LC, Gilard F, Brulé L, Quilleré I, Gourion B, Ratet P,
Maltempi de Souza E, Lea PJ, Hirel B. Metabolic profiling of two maize (Zea mays
L.) inbred lines inoculated with the nitrogen fixing plant-interacting bacteria
Herbaspirillum seropedicae and Azospirillum brasilense. PLoS One. 2017 Mar
31;12(3):e0174576. doi: 10.1371/journal.pone.0174576. eCollection 2017. PubMed
PMID: 28362815; PubMed Central PMCID: PMC5375134.

2: Dupuy P, Gourion B, Sauviac L, Bruand C. DNA double-strand break repair is
involved in desiccation resistance of Sinorhizobium meliloti, but is not
essential for its symbiotic interaction with Medicago truncatula. Microbiology.
2017 Mar;163(3):333-342. doi: 10.1099/mic.0.000400. Epub 2017 Mar 20. PubMed
PMID: 27902438.

3: Alunni B, Gourion B. Terminal bacteroid differentiation in the
legume-rhizobium symbiosis: nodule-specific cysteine-rich peptides and beyond.
New Phytol. 2016 Jul;211(2):411-7. doi: 10.1111/nph.14025. Epub 2016 May 31.
Review. PubMed PMID: 27241115.

4: Berrabah F, Ratet P, Gourion B. Multiple steps control immunity during the
intracellular accommodation of rhizobia. J Exp Bot. 2015 Apr;66(7):1977-85. doi:
10.1093/jxb/eru545. Epub 2015 Feb 14. PubMed PMID: 25682610; PubMed Central
PMCID: PMC4378630.

5: Gourion B, Berrabah F, Ratet P, Stacey G. Rhizobium-legume symbioses: the
crucial role of plant immunity. Trends Plant Sci. 2015 Mar;20(3):186-94. doi:
10.1016/j.tplants.2014.11.008. Epub 2014 Dec 24. Review. PubMed PMID: 25543258.

6: Berrabah F, Bourcy M, Eschstruth A, Cayrel A, Guefrachi I, Mergaert P, Wen J,
Jean V, Mysore KS, Gourion B, Ratet P. A nonRD receptor-like kinase prevents
nodule early senescence and defense-like reactions during symbiosis. New Phytol.
2014 Sep;203(4):1305-14. doi: 10.1111/nph.12881. Epub 2014 Jun 11. PubMed PMID:

7: Berrabah F, Bourcy M, Cayrel A, Eschstruth A, Mondy S, Ratet P, Gourion B.
Growth conditions determine the DNF2 requirement for symbiosis. PLoS One. 2014
Mar 14;9(3):e91866. doi: 10.1371/journal.pone.0091866. eCollection 2014. PubMed
PMID: 24632747; PubMed Central PMCID: PMC3954807.

8: Delmotte N, Mondy S, Alunni B, Fardoux J, Chaintreuil C, Vorholt JA, Giraud E,
Gourion B. A proteomic approach of bradyrhizobium/aeschynomene root and stem
symbioses reveals the importance of the fixA locus for symbiosis. Int J Mol Sci.
2014 Feb 28;15(3):3660-70. doi: 10.3390/ijms15033660. PubMed PMID: 24590127;
PubMed Central PMCID: PMC3975360.

9: Couzigou JM, Mondy S, Sahl L, Gourion B, Ratet P. To be or noot to be:
evolutionary tinkering for symbiotic organ identity. Plant Signal Behav. 2013
Aug;8(8). pii: e24969. doi: 10.4161/psb.24969. Epub 2013 May 15. PubMed PMID:
23733067; PubMed Central PMCID: PMC4004616.

10: Bourcy M, Berrabah F, Ratet P, Gourion B. Failure of self-control:
defense-like reactions during legume/rhizobia symbiosis. Plant Signal Behav. 2013
Apr;8(4):e23915. doi: 10.4161/psb.23915. Epub 2013 Feb 20. PubMed PMID: 23425859.

11: Bourcy M, Brocard L, Pislariu CI, Cosson V, Mergaert P, Tadege M, Mysore KS,
Udvardi MK, Gourion B, Ratet P. Medicago truncatula DNF2 is a
PI-PLC-XD-containing protein required for bacteroid persistence and prevention of
nodule early senescence and defense-like reactions. New Phytol. 2013
Mar;197(4):1250-61. doi: 10.1111/nph.12091. Epub 2012 Dec 27. PubMed PMID:

12: Gourion B, Bourcy M, Cosson V, Ratet P. Protocols for growing plant
symbioses; rhizobia. Methods Mol Biol. 2013;953:61-75. doi:
10.1007/978-1-62703-152-3_4. PubMed PMID: 23073876.

13: Gourion B, Delmotte N, Bonaldi K, Nouwen N, Vorholt JA, Giraud E. Bacterial
RuBisCO is required for efficient Bradyrhizobium/Aeschynomene symbiosis. PLoS
One. 2011;6(7):e21900. doi: 10.1371/journal.pone.0021900. Epub 2011 Jul 5. PubMed
PMID: 21750740; PubMed Central PMCID: PMC3130060.

14: Bonaldi K, Gourion B, Fardoux J, Hannibal L, Cartieaux F, Boursot M, Vallenet
D, Chaintreuil C, Prin Y, Nouwen N, Giraud E. Large-scale transposon mutagenesis
of photosynthetic Bradyrhizobium sp. strain ORS278 reveals new genetic loci
putatively important for nod-independent symbiosis with Aeschynomene indica. Mol
Plant Microbe Interact. 2010 Jun;23(6):760-70. doi: 10.1094/MPMI-23-6-0760.
PubMed PMID: 20459315.

15: Gourion B, Sulser S, Frunzke J, Francez-Charlot A, Stiefel P, Pessi G,
Vorholt JA, Fischer HM. The PhyR-sigma(EcfG) signalling cascade is involved in
stress response and symbiotic efficiency in Bradyrhizobium japonicum. Mol
Microbiol. 2009 Jul;73(2):291-305. doi: 10.1111/j.1365-2958.2009.06769.x. Epub
2009 Jun 23. PubMed PMID: 19555458.