Protein Phosphatases AUN1&2 Regulate Tip-Growth
Research, The Plant Cell, The Plant Cell: In a NutshellFranck et al. demonstrate that protein phosphatases ATUNIS1 and 2 negatively regulate cell wall integrity in pollen tubes and root hairs of Arabidopsis. Plant Cell (2018). https://doi.org/10.1105/tpc.18.00284
By C. M. Franck, J. Westermann, S. Bürssner, R. Lentz, D. Lituiev, and A. Boisson-Dernier
Background:…
Heat-inducible lipase HIL1 mitigates heat stress in Arabidopsis
Research, The Plant Cell, The Plant Cell: In a NutshellHigashi et al. investigate the function of a heat-inducible lipase in Arabidopsis thaliana. Plant Cell (2018). https://doi.org/10.1105/tpc.18.00347
By Yasuhiro Higashi and Kazuki Saito
Background: Land plants suffer from high-temperature stress, exacerbated by climate changes in recent years.…
Selection Drives Gene Escape from Centromeres
Research, The Plant Cell, The Plant Cell: In a NutshellLiao et al. performed comparative phylogenomic analysis on rice centromeres. Plant Cell (2018). https://doi.org/10.1105/tpc.18.00163
By Yi Liao and Mingsheng Chen
Background: Centromeres are necessary for faithful chromosome segregation in eukaryotic organisms. The genomic regions conferring centromere…
Biosynthesis of the Antidiabetic Plant Metabolite Montbretin A
Research, The Plant Cell, The Plant Cell: In a NutshellIrmisch et al. investigate enzymes of the ornamental plant montbretia involved in a complex flavonoid biosynthetic system relevant to human health. https://doi.org/10.1105/tpc.18.00406
Background: Type-2 diabetes is a major health challenge of the 21st century requiring new treatments. Plants produce…
Role of MCD1 in Positioning the Chloroplast Division Site
Research, The Plant Cell, The Plant Cell: In a NutshellChen et al. investigate the mechanism of MCD1’s action in chloroplast Z-ring positioning in dividing chloroplasts. https://doi.org/10.1105/tpc.18.00189
Background: Chloroplasts are specialized photosynthetic organelles in plants that evolved from an ancient photosynthesizing cyanobacterium through…
Moonlighting Role of Plastidial NAD-MDH
Research, The Plant Cell, The Plant Cell: In a NutshellSchreier et al. investigate the role of a plastid malate dehydrogenase in early chloroplast development. Plant Cell 30: 1745-1769
Background: Malate dehydrogenases (MDH) are enzymes that are widespread in prokaryotes and eukaryotes. MDH interconverts oxaloacetate and malate, using either NAD or…
Bridging the Gap Between Pathogen Detection and Defense Activation
Research, The Plant Cell, The Plant Cell: In a NutshellBi et al. provide a link between immune receptors and MAPK cascades. Plant Cell (2018) https://doi.org/10.1105/tpc.17.00981.
By G. Bi and J.-M. Zhou
Background: Plants use numerous immune receptors localized at the cell surface to detect invading pathogens. These receptors send a warning signal…
Chloroplast Biogenesis in Germinating Seeds: A Multi-Dimensional Approach
Research, The Plant Cell, The Plant Cell: In a NutshellZizhen et al. perform electron tomography and correlative gene expression analyses of thylakoid assembly in greening Arabidopsis cotyledons Plant Cell (2018) https://doi.org/10.1105/tpc.17.00972
By Byung-Ho Kang
Background: The chloroplast produces carbohydrates and molecular oxygen from water,…
A New Epigenetic Switch Regulating Histone Modification
Research, The Plant Cell, The Plant Cell: In a NutshellMateo-Bonmatí et al. have found novel components of the Arabidopsis epigenetic machinery. Plant Cell (2018). https://doi.org/10.1105/tpc.18.00300
By Eduardo Mateo-Bonmatí, Lucía Juan-Vicente, Riad Nadi, and José Luis Micol
Background: In multicellular organisms, most cells contain the same…