@article{fdi:010083787, title = {{A} non-shedding fruit {E}laeis oleifera palm reveals perturbations to hormone signaling, {ROS} homeostasis, and hemicellulose metabolism}, author = {{M}orcillo, {F}. and {S}erret, {J}ulien and {B}eckers, {A}. and {C}ollin, {M}yriam and {T}isne, {S}. and {G}eorge, {S}. and {P}oveda, {R}. and {L}ouise, {C}. and {T}ranbarger, {T}imothy}, editor = {}, language = {{ENG}}, abstract = {{T}he developmentally programmed loss of a plant organ is called abscission. {T}his process is characterized by the ultimate separation of adjacent cells in the abscission zone ({AZ}). {T}he discovery of an {A}merican oil palm ({E}laeis oleifera) variant that does not shed its has allowed for the study of the mechanisms of ripe fruit abscission in this species. {A} comparative transcriptome analysis was performed to compare the fruit {AZ}s of the non-shedding {E}. oleifera variant to an individual of the same progeny that sheds its ripe fruit normally. {T}he study provides evidence for widespread perturbation to gene expression in the {AZ} of the non-shedding variant, compared to the normal fruit-shedding control, and offers insight into abscission-related functions. {B}eyond the genes with known or suspected roles during organ abscission or indehiscence that were identified, a list of genes with hormone-related functions, including ethylene, jasmonic acid, abscisic acid, cytokinin and salicylic acid, in addition to reactive oxygen species ({ROS}) metabolism, transcriptional responses and signaling pathways, was compiled. {T}he results also allowed a comparison between the ripe fruit abscission processes of the {A}frican and {A}merican oil palm species at the molecular level and revealed commonalities with environmental stress pathways.}, keywords = {transcriptome ; abscission ; ripening ; oil palm ; reproductive development ; signal transduction ; hormone ; cell separation ; {E}laeis oleifera}, booktitle = {}, journal = {{G}enes}, volume = {12}, numero = {11}, pages = {1724 [18 ]}, year = {2021}, DOI = {10.3390/genes12111724}, URL = {https://www.documentation.ird.fr/hor/fdi:010083787}, }