Recent Posts

OsHDA716-OsbZIP46 regulates cold responses

Sun et al. demonstrate that histone deacetylase OsHDA716 represses rice chilling tolerance not only by functioning as an epigenetic regulator but also by deacetylating OsbZIP46 to reduce its transactivation function and protein stability.  https://doi.org/10.1093/plcell/koae010  By Sun Ying and…

Real Smart Canopies: How Do Maize Canopies Respond to Shading?

Zhou et al. explore how maize plants adjust their canopy architectures at high plant densities to tolerate shading from adjacent plants.  https://doi.org/10.1093/plcell/koae007  Yan Zhou, Iowa State University Background: The dramatically increased yields of commercial maize hybrids are largely…

Rooting in salt: It’s not all about auxin

Yanxia Zhang1,2 1 Laboratory of Plant Physiology, Wageningen University & Research, The Netherlands 2 College of Agriculture, South China Agricultural University, China https://doi.org/10.1093/plcell/koad317 Background: Soil salinity causes crop yield losses world-wide. Adjusting plant…

A phosphorylation module regulates soybean basal immunity

Zhang et al. identify a signaling cascade mediating soybean cyst nematode resistance.  https://doi.org/10.1093/plcell/koae008  By Lei Zhang and Xiaoli Guo, National Key Laboratory of Agricultural Microbiology, College of Plant Science and Technology, Huazhong Agricultural University Background:…

An actin nucleation factor in plants

Kong et al. explore how phototropins regulate actin filaments associated with chloroplasts and unveil CHUP1 as a type of actin nucleator. https://doi.org/10.1093/plcell/koad320 Sam-Geun Kong Kongju National University, Gongju Korea Background: Chloroplasts dynamically adjust their intracellular…

A DNA methylation reader complex regulates rRNA gene expression

Ren, Gou, Zhuo, Chen et al. revealed that a DNA methylation reader complex recruits an effector protein to regulate variant-specific 45S rRNA silencing. https://doi.org/10.1093/plcell/koad313 By Weiqiang Qian, Peking University Background: Eukaryotic genomes harbor thousands of 45S ribosomal…

Cyanobacterial PSI assembly

Dai, Song, Xu et al. identify Ycf51 as a photosystem I assembly factor in cyanobacteria https://doi.org/10.1093/plcell/koad330 By Guo-Zheng Dai, Central China Normal University Question: Background: While the mechanisms of photosystem II biogenesis and the auxiliary proteins involved are well…

Maintaining pollen tube integrity in maize

Zhou et al. investigated pollen tube integrity maintenance mechanisms in maize. The Plant Cell (2023) https://doi.org/10.1093/plcell/koad324 By Liang-Zi Zhou and Thomas Dresselhaus Background: As sperm cell transporting vehicles, pollen tubes of flowering plants grow through the transmitting tissues…

Variegated Canvases: The Diverse World of Plant Shoot Stem Cells

Bradamante et al. investigate the heterogeneity of stem cells of the shoot apical meristem https://doi.org/10.1093/plcell/koad295 By Vu Nguyen, Gabriele Bradamante, Ortrun Mittelsten Scheid and Ruben Gutzat Background: In plants, stem cells in the shoot apical meristem (SAM) produce new organs…