Roberto Defez
Role: Senior Researcher
Section: Researchers and Technologists
Division: Naples
Tel: (39) 081-6132440-081-6132610
E-mail: roberto.defez@ibbr.cnr.it
URL: http://ibbr.cnr.it
Personal Info
Name and surname: Roberto Defez
Born in: Rome
On: October 26, 1956
Nationality: Italian
Marital status: Widower, two children.
Contacts: roberto.defez@ibbr.cnr.it, roberto.defez@gmail.com
phone +39 081 6132 440 - cell. +39 347 4087 227
Social: https://www.facebook.com/salmone.sagri/
https://twitter.com/SagriSalmone
https://www.linkedin.com/in/roberto-defez-81007a13/
Scientific Activity
- 1980: Degree in Biology, University Naples, with a thesis on E. coli genetics;
- December 1979 to March 1980: EEC grant fellowship to work at the INRA Versailles, France working on rhizobia-legume symbiotic nitrogen fixation;
- 1981 to 1984: fellowships to work in Dr. Philippe Brachet’s laboratory, at the Institute Pasteur in Paris, France on the NGF at the neuro-muscular junction;
- June 1987: permanent research position at the Italian National Research Council working on nitrogen fixation, bacterial auxin delivery, abiotic stress tolerance and the use of endophytic bacteria to support cereals growth, nitrogen fixation and phytohormone feeding of different rice cultivars.
Publications
- Daniela Torres, Elías Mongiardini, Florencia Donadío, Raúl Donoso, Gonzalo Recabarren-Gajardo, José Gualpa, Stijn Spaepen, Roberto Defez, Gastón Lopez, Carmen Bianco, Fabricio Cassán (2021). Molecular and physiological analysis of indole-3-acetic acid degradation in Bradyrhizobium japonicum E109. Research in Microbiol. - doi: 10.1016/j.resmic.2021.103814
- Defez R., A. Andreozzi, S. Romano, G. Pocsfalvi, I. Fiume, R. Esposito, C. Angelini, C. Bianco (2019). Bacterial IAA-delivery into Medicago root nodules triggers a balanced stimulation of C and N metabolism leading to biomass increase. Microorganisms, 7(10) 403. doi: 10.3390/microorganisms7100403.
- Defez R., A. Valenti, A. Andreozzi, S. Romano, M. Ciaramella, P. Pesaresi, S. Forlani, C. Bianco (2019). New insights into structural and functional roles of Indole-3-acetic acid (IAA): changes in DNA topology and gene expression in bacteria. Biomolecules 9 (10): 522. doi:10.3390/biom9100522.
- Anna Andreozzi, Pilar Prieto,Jesús Mercado-Blanco, Stefano Monaco,Elisa Zampieri,Silvia Romano, Gianpiero Valè, Roberto Defez, Carmen Bianco. 2019Efficient colonization of the endophytes Herbaspirillum huttiense RCA24 and Enterobacter cloacae RCA25 influences the physiological parameters of Oryza sativa L. cv. Baldo rice. Environmental Microbiology, 21(9): 3489-3504. doi: 10.1111/1462-2920.14688
- Dennis Eriksson, Eugénia de Andrade, Borut Bohanec, Sevasti Chatzopolou, Roberto Defez, Nélida Leiva Eriksson, Piet van der Meer, Bernd van der Meulen, Anneli Ritala, László Sági, Joachim Schiemann, Tomasz Twardowski & Tomáš Vaněk. Implementing an EU opt-in mechanism for GM crop cultivation. EMBO reports (2019). EMBO Reports 20(5). doi: 10.15252/embr.201948036
- Dennis Eriksson, Eugénia de Andrade, Borut Bohanec, Sevasti Chatzopolou, Roberto Defez, Nélida Leiva Eriksson, Piet van der Meer, Bernd van der Meulen, Anneli Ritala, László Sági, Joachim Schiemann, Tomasz Twardowski & Tomáš Vaněk. Why the European Union needs a national GMO opt-in mechanism. 2018 NATURE BIOTECHNOLOGY 36 (1): 18-19. -doi: 10.1038/nbt.4051
- Defez R, Andreozzi A, Dickinson M, Charlton A, Tadini L, Pesaresi P and Bianco C (2017) Improved Drought Stress Response in Alfalfa Plants Nodulated by An IAA Over-Producing Rhizobium Strain. Front. Microbiol. 8:2466. doi: 10.3389/fmicb.2017.02466
- Defez R., Andreozzi A. and Bianco C. The Overproduction of Indole-3-Acetic Acid (IAA) in Endophytes Upregulates Nitrogen Fixation in Both Bacterial Cultures and Inoculated Rice Plants. Microbial Ecology (2017). 74(2): 441-452. doi: 10.1007/s00248-017-0948-4.
- Defez R., Anna Andreozzi and Carmen Bianco (2017). Quantification of Triphenyl-2H-tetrazoliumchloride Reduction Activity in Bacterial Cells. Bio-protocol www.bio-protocol.org/e2115 Vol 7, Iss 02, Jan 20, 2017 - doi: 10.21769/BioProtoc.2115
- Defez R, Esposito R, Angelini C, Bianco C. Overproduction of indole-3-acetic acid in free-living rhizobia induces transcriptional changes resembling those occurring in nodule bacteroids. Mol Plant Microbe Interac. 2016 Mar 22, 29: 484-495. PMID: 27003799. - doi: 10.1094/MPMI-01-16-0010-R
- Roberto Defez (2016). Deforming mirrors converting GMOs into sMOG. Emerald Insight, Food and Nutrition, Vol. 46 Iss 5 pp. 620 - 627. - doi: 10.1108/NFS-04-2016-0049
- Maria A. Germanà, Maurizio Micheli, Benedetta Chiancone, Carmen Bianco, Fabrizio G. Casales and Roberto Defez (2015). Biotization of encapsulated vitro-derived propagules of Carrizo citrange. Article in Acta horticulturae ·1065: 663-669. January 2015. -doi: 10.17660/ActaHortic.2015.1065.83
- Mita L., Grumiro L., Rossi S., Bianco C., Defez R, Gallo P., Mita GD., Diano N. (2015). Bisphenol A removal by a Pseudomonas aeruginosa immobilized on granular activated carbon and operating in a fluidized bed reactor Journal Hazardous Materials, 291: 129-135. 2015. doi 10.1016/j.jhazmat.2015.02.072
- Bianco C., Senatore B., Arbucci S., Pieraccini G., Defez R. (2014). Modulation of Endogenous Indol-3-Acetic Acid Biosynthesis in Bacteroids within Medicago sativa Nodules. Applied and Environmental Microbiology, 2014, Vol. 80, No. 14, p. 4286-4293, doi: 10.1128/AEM.00597-14
- Bianco Carmen and Defez Roberto (2011). Soil Bacteria Support and Protect Plants Against Abiotic Stresses, Abiotic Stress in Plants - Mechanisms and Adaptations, Arun Shanker and B. Venkateswarlu (Ed.), ISBN: 978-953-307-394-1, InTech, Available from: http://www.intechopen.com/articles/show/title/soil-bacteria-support-and-protec...
- Bianco C. & R. Defez (2010). Auxins upregulate nif and fix genes. Plant Signaling & Behavior (PSB) 5 (10): 1290-1294. DOI 10.4161/psb.5.10.13068
- Bianco C. & R. Defez (2010). Improvement of Phosphate Solubilization and Medicago Plant Yield by an Indole-3-Acetic Acid-Overproducing Strain of Sinorhizobium meliloti. APPLIED AND ENVIRONMENTAL MICROBIOLOGY, July 2010, Vol. 76, No. 14, p. 4626-4632. - doi:10.1128/AEM.02756-09
- Bianco C., G.L. Rotino, B. Campion, I. Anas, R. Defez (2010). How to improve legume production under severe environmental stresses. Journal of Biotechnology. 150(1): S119. - doi: 10.1016/j.jbiotec.2010.08.309.
- Bianco, Carmen; Speranza, Luisa; Defez, Roberto (2010). Isolation and characterization of PAH degrading bacteria from polluted Venice lagoon. Conference: 14th International Biotechnology Symposium and Exhibition (IBS-2008) Location: Rimini, ITALY Date: SEP 14-18, 2010. JOURNAL OF BIOTECHNOLOGY Volume: 150(1): S212
- Bianco C. & R. Defez (2009). Medicago truncatula improves salt tolerance when nodulated by an indole-3-acetic acid over-producing Sinorhizobium meliloti strain. J. Exp. Botany 60(11),3097-3107 doi: 10.1093/jxb/erp140
- Bianco C., Imperlini E. and R. Defez. Legumes like more IAA. Plant Signaling and Behavior. (2009) Aug;4(8):763-5. doi: 10.4161/psb.4.8.9166
- Imperlini E., Bianco C., Lonardo E, Camerini S., Cermola M., Moschetti G. and R.Defez. Effects of indole-3-acetic acid on Sinorhizobium meliloti survival and on symbiotic nitrogen fixation and stem dry weight production. Appl. Microb. And Biotech. (2009), 83: 727-738. doi: 10.1007/s00253-009-1974-z
- Lantin C., B. Bulawa, A. Haselier, R. Defez and U. B. Priefer. Effect of a Genetically Modified Rhizobium leguminosarum Strain on Bacterial and Fungal Diversity in the Rhizosphere of Pisum sativum. Current Plant Science and Biotechnology in Agriculture. 2008, 42: 65-66
- Camerini S., Senatore B., Lonardo E., ImperliniE., Bianco B., Moschetti G., Rotino GL., Campion B. and Defez R. Introduction of a novel pathway for IAA biosynthesis to rhizobia alters vetch root nodule development. Archives of Microbiology 2008, 190(1):67-77
- Bianco C., E. Imperlini, R. Calogero, B. Senatore, A. Amoresano, A. Carpentieri, P. Pucci and R. Defez. Indole-3-acetic acid improves Escherichia coli’s defences to stress. Archives of Microbiology 2006, 185: 373 - 382. DOI: 10.1007/s00203-006-0103-y
- Bianco C., E. Imperlini, R. Calogero, B. Senatore, P. Pucci, and R. Defez. Indole-3-acetic acid regulates the central metabolic pathways in Escherichia coli. Microbiology, (2006), 152: 2421-2431
- Moschetti G., A.l. Peluso, A. Protopapa, M. Anastasio, O. Pepe, and R. Defez (2005) Use of nodulation pattern, stress tolerance, nodC gene amplification, RAPD-PCR and RLFP-16S rDNA analysis to discriminate genotypes of Rhizobium leguminosarum biovar viciae. Systematic and Applied Microbiology, 28: 619-631
- Pandolfini T, Rotino GL., Camerini S, Defez R, Spena A. BMC Biotechnology (2002) Optimisation of transgene action at the post-transcriptional level: high quality parthenocarpic fruits in industrial tomatoes 2:1 (11 Jan 2002) online at http://www.biomedcentral.com/1472-6750/2/1/.
- Priefer, U.B., Aurag, J., Boesten, B., Bouhmouch, I., Defez, R., Filali-maltouf, Miklis, M., Maowad, H., Mouhsine, B., Prell, J., Schlüter, A. and Senatore, B.. 2001. Characterisation of Phaseolus symbionts isolated from mediteranean soils and analysis of genetic factors related to pH tolerance. J. Biotechnology 91 :223-236.
- Pandolfini, T., Storlazzi , A., Calabria, E., Defez R. , Spena A. (2000). “The spliceosomal intron of the rolA gene of Agrobacterium rhizogenes is a prokaryotic promoter”. Molecular Microbiology, 35: 1326-1334.
- Schluster A., Noshlen M., Krasmer M., Defez R. and Priefer U. B. “The Rhizobium leguminosarum bv. viciae glnD gene, encoding a uridylyltransferase/ uridylyl-removing enzyme, is expressed in the root nodule but is not essential for nitrogen fixation”. Microbiology (2000), 146, 2987-2996
- Fedorova, E. , Tatè R., Favre R., Iaccarino M. and Defez R. “Ultrastructural immunolocalization of ubiquitin conjugated proteins in legume root nodules”. J.Submicrosc. Cytol. Pathol., 30(1): 85-94. (1998)
- Luka, S., Patriarca, J.E., Riccio, A., Iaccarino, M. and Defez, R. (1996). "Cloning of the rpoD analog from Rhizobium etli: sigA of R. etli is growth phase regulated". J. Bacteriol. 178: 7138-7143.
- Patriarca, E.J., Taté, R., Fedorova, E., Riccio, A., Defez, R. and Iaccarino, M. "Down-regulation of the Rhizobium ntr system in the determinate nodule of Phaseolus vulgaris identifies a specific developmental zone". Molecular Plant-Microbe Interactions, 9(4): 243-251 (1996).
- Martino, M., Riccio, A., Defez, R., Iaccarino, M. and Patriarca, E.J. "In vitro characterization of the ORF1-ntrBC promoter of Rhizobium etli." FEBS Letters 388: 53-58 (1996).
- Patriarca, E.J., Riccio, A., Colonna Romano, S., Defez, R., Iaccarino, M. "DNA binding activity of NtrC from Rhizobium grown on different nitrogen sources". FEBS Letters 354: 89-92 (1994).
- Amar, M., Patriarca, E. J., Manco, G., Bernard, P., Riccio, A., Lamberti, A., Defez, R., and Iaccarino, M."Regulation of nitrogen metabolism is altered in a glnB mutant strainof Rhizobium leguminosarum"Molecular Microbiology, 11(4): 685-693, 1994.
- Taté, R., Patriarca, E. J., Riccio, A., Defez, R., and Iaccarino, M. "Development of Phaseolus vulgaris root nodules". Molecular Plant-Microbe Interactions 7(5): 582-589 (1994).
- Patriarca, E.J., Riccio, A., Tatè, R., Colonna-Romano, S., Iaccarino, M., Defez, R. " The ntrBC genes of Rhizobium leguminosarum are part of a complex operon subject to negative regulation", Molecular Microbiology, 9, 569-577 (1993).
- Colonna-Romano, S., Patriarca, E.J., Amar, M., Bernard, P., Manco, G., Lamberti, A., Iaccarino, M.I. and Defez, R. "Uridylylation of the PII protein in Rhizobium leguminosarum" FEBS Letters S, 330, 1, 95-98 (1993).
- Moreno, S., Patricarca, E., Chiurazzi, M., Meza, R., Defez, R., Iaccarino, M., and Espin, G. 1992 Phenotype of a Rhizobium leguminosarum ntrC mutant, Research in Microbiology 143: 161-171
- Manco, G., Rossi, M., Defez, R., Lamberti, A., Percuoco, G. and Iaccarino, M. 1992. Dissociation by NH4Cl treatment of the enzymic activities of glutamine synthetase II from Rhizobium leguminosarum biovar viciae, J. Gen Microbiol., 138: 1453-146.
- Patriarca, E.J., Chiurazzi, M., Manco, G., Riccio, A., Lamberti, A., De Paolis, A., Rossi, M., Defez, R.and Iaccarino, M. 1992. Activation of the Rhizobium leguminosarum glnII gene by NtrC is dependent on upstream DNA sequences". Molecular and General Genetics 234: 337-345.
- Chiurazzi, M., Meza, R., Lara, M., Lahm, A., Defez, R., Iaccarino, M., Espin, G. 1992. The Rhizobium leguminosarum biovar phaseoli glnT gene" Gene 119: 1-8 (1992).
- Baev, N., Amar, M., Defez, R., Iaccarino, M. 1992. The expression of the nodD and nodABC genes of Rhizobium leguminosarum is not regulated in response to combined nitrogen, FEMS Microbiology Letters 97: 205-208.
- Rossi, M., Defez, R., Chiurazzi, M., Lamberti, A., Fuggi, A. and Iaccarino, M. 1989. Regulation of glutamine synthetase isozymes in Rhizobium leguminosarum biovar viceae. J. Gen. Microbiol. 135: 629-637.
- Colonna-Romano, S., Riccio, A., Guida, M., Defez, R., Lamberti, A., Iaccarino, M., Arnold, W., Priefer, U. and Pühler, A. 1987. Tight linkage of glnA and a putative regulatory gene in Rhizobium leguminosarum. Nucleic Acids Research 15: 1951-1964.
- Colonna-Romano, S; Guida, M; Riccio, A; Defez, R; Lamberti, A; Rossi, M; Iaccarino, M 1987. A rhizobium leguminosarum gene which appears to influence glutamine synthetase activity. Italian J. Biochem. 36(6): A370-A372.
- Defez, R. and Brachet, P. 1986. Pheochromocytoma PC12 cells influence the differentiation of cocultured skeletal myotubes. Int. J. Devl. Neuroscience 4: 161-168.
- Defez, R and Brachet, P 1983. Maturation of contacts between the PC12 cell-line and the myotubes of rats Biology of the cell. Vol. 49(1) Pages: A22
- Defez R, De Felice M 1982. The metabolism of b-glucoside in Escherichia coli K12. Ann Microbiol (Paris) 133:347-50
- Defez, R. and De Felice, M. 1981. Cryptic operon for b-glucoside metabolism in E.coli K12: genetic evidence for a regulatory protein. Genetics. 1981 Jan; 97(1): 11-25. PMCID: PMC1214377 PMID: 6266910
- Defez, R. and De Felice, M. 1980 Regulation of the utilization of beta-glucosides in E. coli K-12-mutants. Atti Associazione Genetica Italiana Volum: 25 Pages: 93-94
Patents & Trademarks
- Defez R., Spena A.
Patent Holders C.N.R. & G.IN.E.ST.R.A.
Deposited the 09/11/1998 at the European Patent Office, Munich, Germany, EPO application No. EP98/830674.2. PCT extension n° PCT24190 deposited on November the 9th 1999.
Method to control gene expression in bacteria, namely Rhizobiaceae, to improve root nodule development, nitrogen fixation and plant biomass production - Spena A., Rotino G., Ficcadenti N., Defez R.,
Patent Holders C.N.R. e G.IN.E.ST.R.A. e M.I.P.A.
Deposited: 16/07/1999 Italian Patent Office: RM99A000451.
PCT extension 13/07/2000 n° 24453
Method to modulate the expression of genes inducing the parthenocarpic trait in plants
https://patents.google.com/patent/WO2001005985A1/un - Defez, S. Camerini & A. Pascucci,
GREEN MAGIC KIT per condurre un esperimento di biotecnologia in classe
N° RM 2001/C/004695 - Crimi, A. La Volpe & R. Defez
BROWN MAGIC KIT per il piccolo Biotecnologo
N° RM 2004/C/003326 - Defez R.,
Patent Holder: CNR
Deposited: 14/06/2005, Italian Patent Office: n. RM2005A000308
Metodo per incrementare la sopravvivenza di ceppi batterici del genere Rhizobio.
PCT extension n. PCT/IT2006/000449 deposited on June 13th 2006.
https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2006134623 - Defez R.
Patent Holder: CNR
Deposited: 23 marzo 2009, Italian Patent Office, n. RM2009A000128.
Metodo per aumentare la solubilizzazione del fosfato assimilabile dalle piante - Defez R.
Patent Holder: CNR
Deposited on March 16, 2010 PCT extension n. PCT/IB2010/051249
Method to increase phosphate solubilization in plant
https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2010109408 - Defez R.
Patent holder: CNR
December 7, 2010. United States patent No. 7.846.708 B2.
Method for increasing the survival of bacterial strains of the Rhizobium genus - Bianco C. and Defez R.
Patent Holder CNR.
Deposited 3 march 2015 n. RM2015A00096
“Microrganismi e loro uso per il disinquinamento ambientale” - Defez R., inventore
CNR patent holder
October 2015, US patent n. US 9.157.104 B2
Method to increase phosphate solubilization in plant
Organization of Congress & Workshops
- Co-organizer I.P.R.A.-C.N.R. workshop: Molecular Biology of the Rhizobium-legume interaction. Amalfi (SA), 7-11 April1987
- Co-organizer IIGB Jubilee Symposium 25th Anniversary, Castel dell’Ovo, Napoli, September 1988.
- Co-organizer del EMBO RAISA workshop, The Molecular Biology of Rhizobium-legume Symbiosis, Capri, 23-28 October 1991.
- Co-organizer del XIV IIGB Workshop: Capri, 20-23 October 2000 Plant Development: From Cell Fate to Organ Development.
- Organizer Fabamed meeting, Napoli 29 November-1° December 2001Local Organizer XIV European Nitrogen Fixation meeting, Naples August 2020 (https://www.enfc2020.org/ )
- Local Organizer II PlantEd Cost action congress, Lecce (Italy) September 20-22, 2021
Competitive Grants
- Italian Ministry of Agriculture area 6 n° 257 National project for Vegetal Biotechnologies,1996-2000, coordinator.
- Naples Scientific and Technological Park, Medical and Agri-food Biotechnology. 1997-2000, coordinator.
- Italian Ministry or University and Research, law 95/95. 1998-2001, contractor.
National Research Council, Target Project Biotechnology II. 1998-2001, coordinator. - Italian Ministry or University and Research, Law 6/2000 Diffusion of the Scientific Culture. 2004-2006, contractor.
- Italian Ministry or University and Research, FIRB project: Forage Legume postgenomics, RBNE018BHE_008. 2002-2006, contractor.
- European Union Project Biotech IV FW BI04-CT97-2319, 1997-2000, contractor
- European Union Project INCO-Developping Countries n° IC18 CT980313, IV FW, 1997-2002, contractor
- European Union project INCO-Developping Countries n° ICA4-2000-10355, V FW. 2002-2007, coordinator.
- Region Campania, Vegetal Biodiversity(SALVE) PSR Campania 2007-2013, Misura 214 - azione f2, 2010-2014 Made in Italy Agroalimentare, project CISIA, CNR, coordinator 2011-2014
- European Union Project n° 289562-ABSTRESS, subcontractor. 2012-2016
- Project POR Quarc, 2012-2015. Contractor.
- Project POR BIP, 2013-2016. Contractor.
- Project POR Fish, 2019-2020. Contractor.
- Italian Representative in the Management Committee and Contractor of the Cost Action CA18111: PlantEd. 2019-2023
Public understanding of Science and Audits at the Parliament
- September 1, 2000, interview at Nature Biotechnology: https://www.nature.com/articles/nbt0900_919?draft=collection
- February 13, 2001: freedom of research on GMOs: 2001 (Palazzo San Macuto, Italian Deputy
Chamber). - Report and Interview on Nature Biotechnology - http://www.nature.com/cgi-taf/DynaPage.taf?file=/nbt/journal/v19/n4/full/nbt04..., http://guide.supereva.it/fisica_applicata/interventi/2000/12/20704.shtml, http://www.biotech-info.net/green_minister.html, Science https://science.sciencemag.org/content/290/5499/2046.full
- April 1, 2001 interview at Nature Biotechnology: https://www.nature.com/articles/nbt0401_293a.pdf?proof=true
- October 10, 2002 “To die or not to die. This is the problem - What is the impact of GMOs on sustainable agriculture in Zambia?” by Andrew Apel, Gregory Conko, Roberto Defez, Davide Ederle, Drew Kershen, Piero Morandini, Wayne Parrott, Channapatna S. Prakash. Documento a sostegno dell’invio ai Paesi africani in stato di carestia di aiuti umanitari da parte del World Food Program dell’ONU. www.agbioworld.org/pdf/To_Die_or_not_to_Die.pdf
- April 2003 interview Nature Biotechnology, http://www.nature.com/cgitaf/DynaPage.taf?file=/nbt/journal/v21/n4/full/nbt040..., https://www.nature.com/articles/nbt0403-346a
- December 9, 2004 Audit at the Agriculture Commission of the Italian Deputy Chamber on GMOs
- December 2007 Audit at the Agriculture Commission of the Italian Deputy Chamber on the new law concerning Organic Agriculture.
- April 2008 comment on Nature Biotechnology on the SAgRi-INRAN debate http://www.salmone.org/wpcontent/uploads/2008/04/naturbiotechcorrispondence.pdf
- October 2008, Audit, as SagRi coordinator, at the Commissions Research and Agriculture of the Italian Senate on GMOs. - http://www.senato.it/japp/bgt/showdoc/frame.jsp?tipodoc=SommComm&leg=16&id=003...
- May 2015, Audit at the Italian Senate, Health Commission on GMOs - https://www.senato.it/application/xmanager/projects/leg17/attachments/document...
- July 2015, Audit at the Italian Senate, Commission Agriculture on GMOs. http://www.senato.it/3669 ,
http://www.radioradicale.it/scheda/447585/commissione-agricoltura-eproduzione-... - February 2016 Audit at the Italian Senate, Commission Agriculture on New Plant Breeding Techniques. https://www.senato.it/application/xmanager/projects/leg17/attachments/document...
- April 21, 2017, interview at Science: http://www.sciencemag.org/news/2017/04/bomb-attack-damages-monsanto-research-c...
- June 18, 2019 Audit Italian Senate as CNR representative on DDL988 Organic and Biodynamic Agriculture (http://www.senato.it/application/xmanager/projects/leg18/attachments/dossier/f...)
- September 20, 2017, Euractiv: EU and GMOs: The case for a knowledge-based society, By Dennis Eriksson and Roberto Defez. http://www.euractiv.com/section/agriculture-food/opinion/wed-eu-and-gmos-the-c...
- June 18, 2019 Audit at the Italian Senate, Commission Agriculture as CNR representative on Affare Assegnato 200 nuove biotecnologie (CRISPR/Cas) (http://www.senato.it/application/xmanager/projects/leg18/attachments/dossier/f... ) http://webtv.senato.it/4621?video_evento=2101
- February 20, 2020 article on Science2.0: https://science20.org/angelo-moretto/20200213/open-letter-aaas-science-magazin...
- April 13, 2021 on the CNR during pandemic on Nature Italy: https://www.nature.com/articles/d43978-021-00044-3
Books
- “La Ricerca Scientifica in Italia”, Istituto Italiano per gli Studi Filosofici e Accademia delle Scienze, Curators: M.Iaccarino e R.Defez, november 2004
- voice “OGM” in Enciclopedia Medica Treccani. 2010. https://www.google.it/#q=OGM+defez+enciclopedia+medica+Treccani
- voice “Fumonisina” in Enciclopedia Medica Treccani. 2010. http://www.treccani.it/enciclopedia/fumonisina_(Dizionario-di-Medicina)/
- “Perché gli OGM”, by Elio Cadelo, 2011. Palombi editor. ISBN 978-88-6060-337-1
- Roberto Defez. 2014. “L’Italia e il mais OGM”. Editor: Ipa Servizi. - Milano Ipsoa Gruppo Wolters Kluwer, Milanofiori Assago (Italia) ISSN: 1590-1254
- “Il Caso OGM, il dibattito sugli Organismi Geneticamente Modificati” by Roberto Defez, 2014 Carocci Editor, 148 pag, ISBN: 9788843072897. Second classed at Galileo Price 2015 m.padovacultura.padovanet.it/it/attivita-culturali/premio-letterario-galileo-2015-3
- “OGM: Informarsi giova fortemente alla salute”. 2015, Defez R. Medico e bambino
Editor: Edifarm - Milano, Italia. ISSN: 1591-3090 http://www.scopus.com/inward/record.url?eid=2-s2.0-84923915272&partnerID=q2rCb... - “L’uomo e il suo ambiente: un rapporto difficile”. Quaderni del Lionismo. Aprile 2015. Il Caso Ogm, p. 106-110.
- “Il cibo e/è l’uomo. Viaggio in un mondo di paradossi”. In: Ogm, biodiversità e decisioni consapevoli, p. 51-61. Università Commerciale Bocconi, Edizioni Egea. ISBN 978-88-238-4485-8. Settembre 2015.
- “Biotecnologie sostenibili. Scienza ed innovazione in agricoltura”. Edagricole editor 2017 by Galbiati, Gentile, La Malfa, Tonelli. ISBN 978-88-506-5534-2
- “Proibisco Ergo Sum. Dall’embrione al digitale, divieti e proibizioni made in Italy”, by Filomena Gallo and Marco Perduca. 2017 Fandango Editor, ISBN 978-88-6044-530-8. Chapter on Ogm pages 117-124.
- “Scoperta”. Codice Editor 2018, by Roberto Defez. Come la ricerca scientifica può aiutare a cambiare l’Italia. ISBN: 978-887578726-4. First classed Price Divulgazione scientifica nazionale Giancarlo Dosi 2018 section Social, Economic and Legal sciences. Third among all sections. Selected among the final 5 books at the Galileo Price 2019.
Memberships & Prizes
- Member of the Italian National Academy of Agriculture
- Member of the Ethical Panel of the Foundation Umberto Veronesi
- Prize Guido Dorso 2020 for Science
Selected Publications
(full list available at CNR People)
Drought responsiveness in six wheat genotypes: identification of stress resistance indicators
Guizani A, Askri H, Amenta ML, Defez R, Babay E, Bianco C, Rapaná N, Finetti-Sialer M, Gharbi F
Year: 2023
Ogm: se li conosci li usi
Defez R.
Year: 2022
Exploitation of plant growth promoting bacteria for sustainable agriculture: hierchical approach to link laboratory and field experiments
Massa F, Defez R, Bianco C
Year: 2022
Finally, a new president for the National Research Council
Bellis GD, Defez R, Mocella V
Year: 2021
Endophytes from African Rice (Oryza glaberrima L.) Efficiently Colonize Asian Rice (Oryza sativa L.) Stimulating the Activity of Its Antioxidant Enzymes and Increasing the Content of Nitrogen, Carbon, and Chlorophyll
Bianco C, Andreozzi A, Romano S, Fagorzi C, Cangioli L, Prieto P, Cisse F, Niangado O, Sidibé A, Pianezze S, Perini M, Mengoni A, Defez R
Year: 2021
Molecular and physiological analysis of indole-3-acetic acid degradation in Bradyrhizobium japonicum E109
Torres D, Mongiardini E, Donadío F, Donoso R, Recabarren-Gajardo G, Gualpa J, Spaepen S, Defez R, Lopez G, Bianco C, Cassán F
Year: 2021
I semi di Michele Stanca che il coronavirus non potrà cancellare
Defez R
Year: 2020
Doudna e Charpentier: imparare da virus e batteri per modificare il DNA
Defez R
Year: 2020
Il virus di un altro mondo
Defez R
Year: 2020
L’agricoltura e i pregiudizi sul glifosate
Moretto A, Sandroni D, Defez R
Year: 2020
An Open Letter to AAAS Science Magazine From Science and Technology for Agriculture Members
Moretto, Brambilla, Ferrero, Defez, Sandroni
Year: 2020
Adesso pure il coronavirus è colpa degli OGM
Piovan D, Defez R
Year: 2020
Glifosato e pregiudizi: quando la scienza è davvero indipendente?
Sandroni D, Defez R
Year: 2020
Efficient colonization of the endophytes Herbaspirillum huttiense RCA24 and Enterobacter cloacae RCA25 influences the physiological parameters of Oryza sativa L. cv. Baldo rice
Andreozzi A, Prieto P, Mercado-Blanco J, Monaco S, Zampieri E, Romano S, Valè G, Defez R, Bianco C
Year: 2019
La lobby del Biologico, il sovranismo alimentare e le corna di vacca
Defez R
Year: 2019
Bacterial IAA-delivery into Medicago root nodules triggers a balanced stimulation of C and N metabolism leading to biomass increase
Defez R, Andreozzi A, Romano S, Pocsfalvi G, Fiume I, Esposito R, Angelini C, Bianco C
Year: 2019
Bacterial IAA-Delivery into Medicago Root Nodules Triggers a Balanced Stimulation of C and N Metabolism Leading to a Biomass Increase
Defez R, Andreozzi A, Romano S, Pocsfalvi G, Fiume I, Esposito R, Angelini C, Bianco C
Year: 2019
New insights into structural and functional roles of Indole-3-acetic acid (IAA): Changes in DNA Topology and gene expression in Bacteria
Defez R, Valenti A, Andreozzi A, Romano S, Ciaramella M, Pesaresi P, Forlani S, Bianco C
Year: 2019
Implementing an EU opt-in mechanism for GM crop cultivation
Eriksson D, de Andrade E, Bohanec B, Chatzopoulou S, Defez R, Leiva Eriksson N, van der Meer P, van der Meulen B, Ritala A, Sági L, Schiemann J, Twardowski T, Vanek T
Year: 2019
Razzismo al latte. Così l’ideologia falsifica la genetica
Colonna V, Defez R
Year: 2018
Effetti Destabilizzanti
Defez R
Year: 2018
La Questione italiana (dei finanziamenti)
Defez R
Year: 2018
Scoperta: come la ricerca scientifica può aiutare a cambiare l’Italia
Defez R
Year: 2018
Venticinque luglio. La morte di Marchionne, il Manifesto della razza, una sentenza sugli Ogm. Tre eventi sconnessi, un filo comune
Defez R
Year: 2018
Why the European Union needs a national GMO opt-in mechanism
Eriksson D, de Andrade E, Bohanec B, Chatzopolou S, Defez R, Eriksson NL, van der Meer P, van der Meulen B, Ritala A, Sági L, Schiemann J, Twardowski T, Vanek T
Year: 2018
Nulla cambi perchè qualcosa finalmente cambi. dalla mutagenesi agli Ogm al genome editing: analisi di una sentenza della Corte di Giustizia Europea
Mattioli R, Defez R
Year: 2018
The Overproduction of Indole-3-Acetic Acid (IAA) in Endophytes Upregulates Nitrogen Fixation in Both Bacterial Cultures and Inoculated Rice Plants
Defez R, Andreozzi A, Bianco C
Year: 2017
Quantification of Triphenyl-2H-tetrazoliumchloride reduction activity in bacterial cells
Defez R, Andreozzi A, Bianco C
Year: 2017
Improved drought stress response in alfalfa plants nodulated by an IAA over-producing Rhizobium strain
Defez R, Andreozzi A, Dickinson M, Charlton A, Tadini L, Pesaresi P, Bianco C
Year: 2017
Improved drought stress response in alfalfa plants nodulated by an IAA over-producing Rhizobium Strain
Defez R, Andreozzi A, Dickinson M, Charlton A, Tadini L, Pesaresi P, Bianco C
Year: 2017
Biotecnologie sostenibili
Galbiati M, Gentile A, La Malfa S, Tonelli C
Year: 2017
Proibisco Ergo Sum
Gallo F, Perduca M
Year: 2017
Deforming mirrors converting GMOs into smog
Defez R
Year: 2016
Overproduction of Indole-3-Acetic Acid in Free-Living Rhizobia Induces Transcriptional Changes Resembling Those Occurring in Nodule Bacteroids
Defez R, Esposito R, Angelini C, Bianco C
Year: 2016
OGM: perché ci hanno voluto spaventare?
Defez Roberto
Year: 2016
OGM: Informarsi giova fortemente alla salute
Defez R
Year: 2015
Il Cibo e/è l’uomo
Defez R
Year: 2015
Biotization of encapsulated in vitro derived propagules of Carrizo citrange
Germana MA, Micheli M, Chiancone B, Bianco C, Casales Fabrizio G, Defez R
Year: 2015
Bisphenol A removal by a Pseudomonas aeruginosa immobilized on granular activated carbon and operating in a fluidized bed reactor
Mita L, Grumiro L, Rossi S, Bianco C, Defez R, Gallo P, Mita DG, Diano N
Year: 2015
Sinorhizobium meliloti bacteroids: whole-genome resequencing
Bianco C, Esposito R, Angelini C, Rubino S, Defez R
Year: 2014
Over-expression of indole-3-acetic acid (IAA) in rhizobacteria: a way to manage microbial communities and promote plant growth and productivity
Bianco C, Rubino S, Andreozzi A, Defez R
Year: 2014
Modulation of endogenous Indol-3-Acetic acid biosynthesis in bacteroids within Medicago sativa nodules
Bianco C, Senatore B, Arbucci S, Pieraccini G, Defez R
Year: 2014
Italy needs GM maize. A Science for the Future
Defez R
Year: 2014
Biotech for food
Defez R
Year: 2014
L’Italia e il mais OGM
Defez R
Year: 2014
Il Caso OGM: il dibattito sugli Organismi Geneticamente Modificati
Defez R
Year: 2014
Una punizione esemplare
Defez R
Year: 2014
Soil bacteria support and protect plants against abiotic stresses
Bianco C, Defez R
Year: 2011
Auxins upregulate nif and fix genes
Bianco C, Defez R
Year: 2010
Improvement of phosphate solubilization and Medicago plant yield by an indole-3-acetic acid-overproducing strain of Sinorhizobium meliloti
Bianco C, Defez R
Year: 2010
Medicago truncatula improves salt tolerance when nodulated by an indole-3-acetic acid over-producing Sinorhizobium meliloti strain
Bianco C, Defez R
Year: 2009
Legumes like more IAA
Bianco C, Imperlini E, Defez R
Year: 2009
Effects of indole-3-acetic acid on Sinorhizobium meliloti survival and on symbiotic nitrogen fixation and stem dry weight production
Imperlini E, Bianco C, Lonardo E, Camerini S, Cermola M, Moschetti G, Defez R
Year: 2009
Introduction of a novel pathway for IAA biosynthesis to rhizobia alters vetch root nodule development
Camerini S, Senatore B, Lonardo E, Imperlini E, Bianco C, Moschetti G, Rotino GL, Campion B, Defez R
Year: 2008
Indole-3-acetic acid improves Escherichia coli’s defences to stress
Bianco C, Imperlini E, Calogero R, Senatore B, Amoresano A, Carpentieri A, Pucci P, Defez R
Year: 2006
Indole-3-acetic acid regulates the central metabolic pathways in Escherichia coli
Bianco C, Imperlini E, Calogero R, Senatore B, Pucci P, Defez R
Year: 2006