Petitot Anne-Sophie – Diade

Anne-Sophie

Petitot

Specialities

Functional genomics

Function

Research Engineer

Team(s)

CERES

Membership Institute

IRD

My research focuses on rice and the role of the hormone jasmonate in development and stress responses. Specifically, I characterize the function of genes involved in jasmonate biosynthesis and signaling pathways.

Keywords

Root development
Stress response
Rice
Jasmonate
Transcriptomics

Publications

Vidal L. D., Nascimento E. F. M. B., Grynberg P., Togawa R., Maranhao A. Q., Martins N. F., Petitot A.-S., Fernandez D., Albuquerque E. V. S. 2025. Transcriptomic analyses reveal the involvement of miraculin family genes in the incompatible interaction between Meloidogyne incognita and coffee (Coffea arabica L.). Physiological and Molecular Plant Pathology. 136. 102539.

Cheaib M., Nguyen HT., Couderc M., Serret J, Soriano A., Larmande P., Richter C., Junker BH., Raorane ML., Petitot AS., Champion A. 2024. Transcriptomic and metabolomic reveal OsCOI2 as the jasmonate-receptor master switch in rice root. PLoS ONE. 19.

Leclerc L., Nguyen T. H., Duval P., Mariotti V., Petitot A.-S., Orjuela J., Ogier J.-C., Gaudriault S., Champion A., Negre N. 2024. Early transcriptomic responses of rice leaves to herbivory by Spodoptera frugiperda. Scientific Reports. 14. 2836.

De la Fuente C., Grondin A., Sine B., Debieu M., Belin C., Hajjarpoor A., Atkinson J., Passot S., Salson M., Orjuela J., Tranchant-Dubreuil C., Brossier J.-R., Steffen M., Morgado C., Dinh H. N., Pandey B., Darmau J., Champion A., Petitot A.-S., Barrachina C., Pratlong M., Mounier T., Gantet P., Gangashetty P., Guedon Y., Vadez V., Reichheld J.-P., Bennett M., Kane N., Guyomarc'h S., Wells D., Vigouroux Y., Laplaze L. 2024. Glutaredoxin regulation of primary root growth confers early drought stress tolerance in pearl millet. eLife. 12.

Nguyen H. T., Cheaib M., Fournel M., Rios M., Gantet P., Laplaze L., Guyomarc'h S., Riemann M., Heitz T., Petitot A.-S., Champion A. 2023. Genetic analysis of the rice jasmonate receptors reveals specialized functions for OsCOI2. PLoS ONE. 18 (9). e0291385.

Nguyen P. V., Biện T. L. T., Tôn L. B., Lê Ð. Ð., Wright M. K., Mantelin S., Petitot A.-S., Fernandez D., Bellafiore S. 2022. Meloidogyne-SP4 effector gene silencing reduces reproduction of root-knot nematodes in rice (Oryza sativa). Nematology. 24(5). 571-588.

Bellande K., Trinh D.-C., Gonzalez A.-A., Dubois E., Petitot A.-S., Lucas M., Champion A., Gantet P., Laplaze L., Guyomarc'h S. 2022. PUCHI represses early meristem formation in developing lateral roots of Arabidopsis thaliana. Journal of Experimental Botany. 73 (11). 3496-3510.