
Wheat NAC019 regulates kernel weight and quality
Gao et al. demonstrate TaNAC019 regulates kernel weight and quality in wheat. The Plant Cell (2021). http://bit.ly/3qCTXSH
By YJ Gao, KX An, WW Guo, YM Chen, RJ Zhang, X Zhang, SY Chang, V Rossi, FM Jin, XY Cao, MM Xin, HR Peng, ZR Hu, WL Guo, JK Du, ZF Ni, QX Sun, and YY Yao
Background: Wheat…

Turning the Tap: How Plants Modulate Aromatic Amino Acid Biosynthesis
Yokoyama et al. explore regulation of the shikimate biosynthetic pathway in plants. https://bit.ly/3oZeh01
By Ryo Yokoyama and Hiroshi A. Maeda, Department of Botany, University of Wisconsin-Madison
Background: The shikimate pathway directs bulk carbon toward biosynthesis of aromatic amino acids…

Evolution of Trichome Development in Fruits
Arteaga et al. report that some natural populations of Arabidopsis have trichomes on fruits. They exploit this previously unknown trait to explore the genetic underpinnings of trichome development and their evolutionary relevance. Plant Cell http://bit.ly/3byAMFl
By Noelia Arteaga, Belén Méndez-Vigo,…

Natural Allelic Variation Improves Nitrogen Use Efficiency in Rice
Zhang, Zhu, Shen, Ji et al. discover a way to enhance nitrogen use efficiency and grain yield in rice. The Plant Cell (2020) https://bit.ly/3s3bLb3
Background: Nitrogen (N), an essential element for crop growth, is provided to plants by external fertilizer application. However, the excessive use…

The Battle Between Modifications on Chromatin
Dong, LeBlanc, Poulet et al. investigate genomic stability in Arabidopsis. The Plant Cell (2020) https://bit.ly/3nhgdQ5
By Jie Dong, Chantal LeBlanc, Axel Poulet, and Yannick Jacob
Background: DNA is the genetic material used by all living organisms on Earth. The faithful replication of DNA…

The Role of Ethylene and Ethylene Response Factors in the Heat Stress Response
Summary: Huang et al. elucidate a link between ethylene signaling and heat stress responses. Plant Cell https://bit.ly/3pTjNBK
By Jianyan Huang, Xiaobo Zhao, Marco Bürger, Yurong Wang, Joanne Chory
Background: Temperature is an environmental factor that has one of the most dramatic effects on…

A DEAD-box RNA Helicase Plays Critical Roles in Zygote Division and Stem Cell Homeostasis in Arabidopsis
Hou et al. report a DEAD-box helicase as a component of the RNA microprocessor complex and highlight its importance in embryogenesis. Plant Cell http://bit.ly/2LhT7LO
By Xiu-Li Hou,a,b Xiu-Fen Song,a,b Chun-Ming Liua,b,c
a Key Laboratory of Plant Molecular Physiology, Institute of Botany, Chinese…

Gene Expression Map of the Arabidopsis Stem
Shi et al. provide a high-resolution gene expression map of the Arabidopsis stem. The Plant Cell (2021) http://bit.ly/3pgWm4G
By Dongbo Shi and Thomas Greb
Bckground: Multicellular organisms are usually built of numerous different tissues with very special functions. These functions depend…

ZmABI19 Takes Center Stage during Maize Grain Filling and Development
Yang and colleagues set out to untangle the network of transcription factors controlling O2 expression during maize seed development
By Tao Yang and Yongrui Wu, National Key Laboratory of Plant Molecular Genetics, CAS Center for Excellence in Molecular Plant Sciences, Shanghai Institute of Plant Physiology…