SHORTROOT coordinates phloem development via two pathways
Research, The Plant Cell, The Plant Cell: In a NutshellKim et al. examine how plants coordinate sieve element and companion cell development.
Plant Cell https://doi.org/10.1105/tpc.19.00455
By Hyoujin Kim1 and Ji-Young Lee1,2, School of Biological Sciences, College of Natural Science, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul 08826,…
To Catch Crop Genes in Batch
Research, The Plant Cell, The Plant Cell: In a NutshellLiu et al. demonstrate an integration of massive genetic mapping and high-throughput targeted mutagenesis to accelerate functional gene identification in maize. The Plant Cell (2020) https://doi.org/10.1105/tpc.19.00934
By Hai-Jun Liu & Jianbing Yan, National Key Laboratory of Crop Genetic Improvement,…
HY5 Activates Rather Than Represses its Direct Targets, Including its Negative Regulator SPA1
Research, The Plant Cell, The Plant Cell: In a NutshellBurko et al. carry out detailed phenotypic and molecular analyses of constitutive activator and repressor HY5 fusion proteins to identify its direct targets. Plant Cell https://doi.org/10.1105/tpc.19.00772
Background: Plants are highly responsive to environmental factors, and differences in light,…
Protein Delivery Address Codes Are Part of the Circuitry Adjusting Tissue-Specific Plastid Proteomes
Research, The Plant Cell, The Plant Cell: In a NutshellChu et al. demonstrate that a special address code is required for efficient protein import into root plastids. Plant Cell https://doi.org/10.1105/tpc.19.00702
By Hsou-min Li, Institute of Molecular Biology, Academia Sinica, Nankang, Taipei 11529, Taiwan
Background: Chloroplasts are the most famous…
Family dynamics within the seed: Identification of new cell types in maize endosperm
Research, The Plant Cell, The Plant Cell: In a NutshellDoll et al. examine the structure of maize seeds and identify a distinct cell type in the endosperm next to the embryo. https://doi.org/10.1105/tpc.19.00756
Nicolas M. Doll, Peter M. Rogowsky and Thomas Widiez
Laboratoire Reproduction et Développement des Plantes, Univ Lyon, ENS de Lyon, UCB…
Regulation of Protein Synthesis under Abiotic Stress
Research, The Plant Cell, The Plant Cell: In a NutshellLokdarshi et al. demonstrate that cytosolic protein synthesis under abiotic stress is regulated by the GCN2 kinase-eIF2a module under the command of reactive oxygen species originating from chloroplasts. Plant Cell https://doi.org/10.1105/tpc.19.00751
By Ansul Lokdarshi and Albrecht von Arnim (University…
A Closer Look at the Fatty Acid Assembly Line
Research, The Plant Cell, The Plant Cell: In a NutshellNam et al. describe a general method to analyze and quantify the fatty acid biosynthetic profile of any sample with the use of an aspartate protease and LC-MS/MS. Plant Cell https://doi.org/10.1105/tpc.19.00954
By Lauren M. Jenkinsa,b, Jeong-Won Nama, and Doug K. Allena,b (aDonald Danforth Plant…
Brassinosteroids and H2O2 Regulate Guard Cell Starch Metabolism
Research, The Plant Cell, The Plant Cell: In a NutshellLi et al. demonstrate that the BR and H2O2 interdependently promote guard cell starch degradation and stomatal opening in Arabidopsis.
Plant Cell https://doi.org/10.1105/tpc.19.00587
By Jin-Ge Li, Min Fan, Wenbo Hua, Yanchen Tian, and Ming-Yi Bai
The Key Laboratory of Plant Development and…
Breaking Water-wise Photosynthesis
Research, The Plant Cell, The Plant Cell: In a NutshellBoxall et al. explore the effects of silencing phosphoenolpyruvate carboxylase in a Crassulacean acid metabolism species. Plant Cell https://doi.org/10.1105/tpc.19.00481
By Susie Boxall and James Hartwell
Background: Severe droughts and high temperatures are becoming more frequent due to climate…