A Novel Regulatory Mechanism in Plant Innate Immunity
Xing et al. use advance microscopy to show that phospholipase D functions in the response to powdery mildew. Plant Cell https://doi.org/10.1105/tpc.19.00534
by Jingjing Xing, Xiaojuan Li, Xiaohua Wang, Xueqin Lv, Li Wang, Liang Zhang, Yingfang Zhu, Qianhua Shen, František Baluška, Jozef Šamaj,…
Roots Calling Leaves: Oxylipins in Induced Systemic Resistance
Wang et al. identify signals related to induced systemic resistance produced by a root-colonizing fungus. Plant Cell https://doi.org/10.1105/tpc.19.00487
Background: Trichoderma virens is an agriculturally-relevant root-colonizing fungus that provides its plant hosts many benefits, such as increased…
Endosymbiotic Pseudomonas stutzeri within Rhodotorula mucilaginosa JGTA-S1
Paul, Saha, et.al investigated the Improvement of nitrogen nutrition in rice by interaction with the basidiomycete Rhodotorula mucilaginosa and its N2-fixing endobacteria. Plant Cell https://doi.org/10.1105/tpc.19.00385
By Karnelia Paul1, Chinmay Saha1,2,3 and Anindita Seal1
1Department of Biotechnology…
A Feedforward Transcriptional Loop in Leaf Senescence
Zhuo et al. show the existence of jasmonate-activated MYC2-Dof2.1-MYC2 transcriptional loop that is involved in the promotion of leaf senescence in Arabidopsis. Plant Cell https://doi.org/10.1105/tpc.19.00297
By M. Zhuo, Y. Sakuraba, and S. Yanagisawa, The University of Tokyo, Japan
Background:…
The photosystem factory in chloroplasts
Sun et al. reveal the subcellular organization of photosystem biogenesis in Chlamydomonas. Plant Cell https://doi.org/10.1105/tpc.19.00263
by Melissa Valente-Paterno, Yi Sun and William Zerges. Department of Biology, Concordia University.
Background: Cells localize intracellular processes to…
Differential modulation of the pathogen transcriptome by distinct hosts
Baetsen-Young et al. identified key transcriptomic differences in coexpression networks following Fusarium virguliforme infection of symptomatic (soybean) vs. asymptomatic (corn) hosts Plant Cell https://doi.org/10.1105/tpc.19.00697
By Amy Baetsen-Young and Brad Day, Michigan State University
Background:…
Salicylic Acid in Hook Development: Communication with Ethylene
Huang et al. found that SA inhibits hook formation and is dependent on the ET pathway in Arabidopsis. Plant Cell https://doi.org/10.1105/tpc. 19.00658
By Peixin Huang, Yichuan Wang, and Hongwei Guo
Background: For germnating seedlings to survive and become a mature plant, they must push through…
Energy vs growth: Plant nutritional decisions are made by TOR
O’Leary et al. show that the TOR signalling pathway in plants responds to amino acid levels by eliciting regulatory effects on respiratory energy metabolism at night, uniting a hallmark mechanism of TOR regulation across eukaryotes. Plant Cell https://doi.org/10.1105/tpc.19.00157
By Brendan O’Leary…
Taking Down Plant Communication Channels to Invade
Aung et al. reveal that pathogenic bacteria target plant plasmodesmata to colonize and invade surrounding tissues.
Plant Cell https://doi.org/10.1105/tpc.19.00707
By Kyaw Aung and Sheng Yang He
Background: Multicellular organisms like animals and plants host a multitude of microorganisms.…