Recent Posts

Reactive oxygen species homeostasis in rose petals

Zhang et al. show that a transcription factor module modulates TCA cycle strength and thus reactive oxygen species homeostasis in rose petals. Plant Cell. https://doi.org/10.1093/plcell/koab152  Background: Reactive oxygen species (ROS) are by-products of several primary metabolic pathways and high…

EAR domain-containing transcription factors attract PRC2 repression machinery to chromatin

Baile et al. discover how EAR domain-containing transcription factors recruit the polycomb group complex PRC2 to mediate gene repression in Arabidopsis. The Plant Cell (2021) https://doi.org/10.1093/plcell/koab139  By Fernando Baile and Myriam Calonje Institute of Plant Biochemistry and Photosynthesis…

Accuracy matters: What happens when phenotyping errors are non-random?

Zhou, Kusmec, Mirnezami et al. reveal how genetically determined measurement bias affects the accuracy of high-throughput phenotyping and genetic analysis. The Plant Cell (2021) https://doi.org/10.1093/plcell/koab134 By Yan Zhou Iowa State University Background: The accuracy of trait measurement…

Regulation of protein secretion in tapetal cells

Goodman et al. uncover the roles of ESCRT (Endosomal Sorting Complex Required for Transport) proteins in the exocytosis of plasma membrane and secreted proteins in tapetal cells during pollen development. The Plant Cell (2021) https://doi.org/10.1093/plcell/koab132  By Marisa Otegui Background:…

Cotton fibers: longer, and more of them

Wang et al. identify a WRKY-type transcription factor as being critical to fiber development and elongation in cotton. By Na-Na Wang, Yang Li, Yi-Hao Chen, Rui Lu, Li Zhou, Yao Wang,Yong Zheng, Xue-Bao Li Background: Cotton, one of the most important crops in the world, produces natural fiber materials…

LARP6C reveals its double face during plant fertilization

Billey et al. uncover the roles of LARP6C as a translational repressor in dormant pollen and an activator when the pollen “awakens”. The Plant Cell (2021) https://doi.org/10.1093/plcell/koab131  By Elodie Billey1,2,3, Said Hafidh4, Cécile Bousquet-Antonelli1,2 1 CNRS LGDP-UMR5096, 58 Av.…

Communication between the AGO protein MEL1 and ubiquitination during sporogenesis

Lian et al. investigated the molecular mechanism of AGO protein MEL1 degradation mediated by a new monocot-specific E3 ligase, XBOS36. The Plant Cell (2021). https://doi.org/10.1093/plcell/koab138 By Jian-Ping Lian, Yu-Chan Zhang and Yue-Qin Chen, Sun Yat-Sen University Background: Sporogenesis…

BBX19 functions as a regulator of circadian clock

Yuan et al. investigate the molecular mechanism of the circadian clock in Arabidopsis and find a new regulator. Plant Cell https://doi.org/10.1093/plcell/koab133 By Li Yuan and Xiaodong Xu; State Key Laboratory of Crop Stress Adaptation and Improvement, School of Life Sciences, Henan University, Kaifeng…

OsWRKY53: the messenger for brassinosteroid and MAPK signaling

Tian et al. report a link between classic brassinosteroid signaling and the mitogen-activated protein kinase pathway in regulation of rice architecture and seed size. Plant Cell https://doi.org/10.1093/plcell/koab137 By Xiaojie Tian, Mingliang He, Enyang Mei, Baowen Zhang, Jiaqi Tang, Min Xu, Jiali…