Biological Sciences / Plant Biology -- New results matching your topic search. https://www.pnas.org/action/doSearch?af=R Proceedings of the National Academy of Sciences: Plant Biology Proceedings of the National Academy of Sciences en-US http://www.atypon.com/images/atypon_logo_small.gif http://www.atypon.com https://www.pnas.org/doi/abs/10.1073/pnas.2607372123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 41, October 2026. <br/>SignificanceGrasses are a diverse and ecologically important plant clade whose pollen is morphologically indistinguishable under standard optical microscopy. As a result, grass fossil pollen remains an untapped resource in paleoecological and evolutionary ... Deep learning of fossil pollen morphology reveals 25,000 y of ecological change in eastern African grasslands doi:10.1073/pnas.2607372123 2026-10-02T07:00:00Z Marc-Élie AdaiméShu KongMichael A. UrbanF. Alayne Street-PerrottDirk VerschurenSurangi W. Punyasenaahttps://ror.org/047426m28Department of Plant Biology, University of Illinois Urbana-Champaign, Urbana, IL 61801bhttps://ror.org/01pp8nd67Chief Data and AI Office, Office of Digital and Innovation, Smithsonian Institution, Washington, DC 20024cDepartment of Artificial Intelligence, Faculty of Information Science and Computing, University of Macau, Macau 999078, Chinadhttps://ror.org/05nkf0n29Department of Biology, University of New Brunswick, Fredericton, NB E3B 5A3, Canadaehttps://ror.org/053fq8t95Department of Geography, Department of Geography, Faculty of Science and Engineering, Swansea University, Singleton Park, Swansea SA2 8PP, United Kingdomfhttps://ror.org/00cv9y106Limnology Unit, Department of Biology, Ghent University, Gent B-9000, Belgium Proceedings of the National Academy of Sciences 123 41 2026-10-13T07:00:00Z 2026-10-13T07:00:00Z 10.1073/pnas.2607372123 https://www.pnas.org/doi/abs/10.1073/pnas.2607372123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2612869123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 40, October 2026. <br/>SignificancePlants must respond to insect herbivory by activating local and systemic immunity. Calcium (Ca2+) signaling plays a central role in this defense network, yet long-distance herbivory signaling inArabidopsisis largely attributed to glutamate ... The Ca2+ channel CYCLIC NUCLEOTIDE GATED CHANNEL13 regulates vasculature-mediated systemic Ca2+ and jasmonate signaling on herbivory doi:10.1073/pnas.2612869123 2026-09-29T07:00:00Z Misha KumariRamgopal PrajapatiMahendra PawarBhawana SharmaBianca Maria Orlando MarchesanoYang YangYong-Fei WangAlex CostaJyothilakshmi Vadasseryahttps://ror.org/04zw11527Biotechnology Research and Innovation Council-National Institute of Plant Genome Research, New Delhi 110067, Indiabhttps://ror.org/00wjc7c48Department of Biosciences, University of Milan, Milan 20133, Italychttps://ror.org/04ew43640State Key Laboratory of Plant Trait Design, Chinese Academy of Sciences Center for Excellence in Molecular Plant Sciences, Chinese Academy of Sciences, Shanghai 200032, ChinadInstitute of Biophysics, National Research Council of Italy, Milan 20133, Italy Proceedings of the National Academy of Sciences 123 40 2026-10-06T07:00:00Z 2026-10-06T07:00:00Z 10.1073/pnas.2612869123 https://www.pnas.org/doi/abs/10.1073/pnas.2612869123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2613911123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 40, October 2026. <br/>SignificanceRising global temperatures pose an escalating threat to rice yield. While heat-shock transcription factors (HSFs) are recognized as central regulators of heat stress responses, the mechanisms underlying their precise posttranslational ... Thermosensor OsTT3.1 enhances rice thermotolerance by degrading OsGSK2 to reduce OsHsfB2c phosphorylation and nuclear translocation doi:10.1073/pnas.2613911123 2026-09-30T07:00:00Z Jiaqi HouJin YangTingyu ChenYating ZhaoDaoyi TuZetian GuoMutian YangZiyi WangYan ZengNachuan ZhangLijia Liahttps://ror.org/033vjfk17State Key Laboratory of Hybrid Rice, College of Life Sciences, Wuhan University, Wuhan 430072, China Proceedings of the National Academy of Sciences 123 40 2026-10-06T07:00:00Z 2026-10-06T07:00:00Z 10.1073/pnas.2613911123 https://www.pnas.org/doi/abs/10.1073/pnas.2613911123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2620626123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 40, October 2026. <br/>SignificancePIN auxin transporters are critical for generating morphogenic gradients that govern plant development. While their central hydrophilic loop (HL) is known to recruit diverse trans-acting effectors, the structural coordination within the loop ... A conserved β-sheet motif mediates PIN2 hydrophilic loop–loop interactions to regulate PIN2 dynamics doi:10.1073/pnas.2620626123 2026-09-30T07:00:00Z Kwang-Ho MaengHyung-Taeg Choahttps://ror.org/04h9pn542Department of Biological Sciences, Seoul National University, Seoul 08826, Korea Proceedings of the National Academy of Sciences 123 40 2026-10-06T07:00:00Z 2026-10-06T07:00:00Z 10.1073/pnas.2620626123 https://www.pnas.org/doi/abs/10.1073/pnas.2620626123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2600459123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 39, September 2026. <br/>SignificanceAngiosperms have evolved fertilization recovery mechanisms to adapt to common fertilization failures in nature. The central cell was found to regulate fertilization recovery, yet its role in this process remains largely unexplored. Here, we ... Central cell–produced salvagers promote fertilization recovery and interspecific hybridization doi:10.1073/pnas.2600459123 2026-09-24T07:00:00Z Chun-Lin YanHong LinKai-Xun GuanTing FengJie YangJie QianShu-Yan ChenHong-Ju LiJiang-Guo MengaChongqing Key Laboratory of Plant Resource Conservation and Germplasm Innovation, Integrative Science Center of Germplasm Creation in Western China (Chongqing) Science City, School of Life Sciences, Southwest University, Chongqing 400715, Chinabhttps://ror.org/02aee5m12State Key Laboratory of Seed Innovation, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Beijing 100101, China Proceedings of the National Academy of Sciences 123 39 2026-09-29T07:00:00Z 2026-09-29T07:00:00Z 10.1073/pnas.2600459123 https://www.pnas.org/doi/abs/10.1073/pnas.2600459123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2614473123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 39, September 2026. <br/>SignificanceMany organisms, from chemotactic cells to growing neurons, sense their environment without a central processor, instead integrating signals locally across their surface. How this distributed sensing gives rise to coherent directional responses ... Nonlinear distributed sensing of light patterns leads to perceptual distortions in plants doi:10.1073/pnas.2614473123 2026-09-22T07:00:00Z Ahron KempinskiAmir PoratMathieu RivièreYasmine Merozahttps://ror.org/04mhzgx49School of Plant Science and Food Security, The George S. Wise Faculty of Life Sciences, Tel Aviv University, Tel Aviv 6997801, IsraelbThe Center for Physics and Chemistry of Living Systems, Tel-Aviv University, Tel Aviv 6997801, Israelchttps://ror.org/04mhzgx49Department of Condensed Matter, School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israeldhttps://ror.org/013meh722Sainsbury Laboratory, University of Cambridge, Cambridge CB2 1LR, United Kingdomehttps://ror.org/04bgbbh33Aix Marseille Université, CNRS, Institut Universitaire des Systémes Thermiques Industriels, Marseille 13453, France Proceedings of the National Academy of Sciences 123 39 2026-09-29T07:00:00Z 2026-09-29T07:00:00Z 10.1073/pnas.2614473123 https://www.pnas.org/doi/abs/10.1073/pnas.2614473123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2623483123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 39, September 2026. <br/>SignificancePlant cells can enlarge &gt;100-fold during growth, a process controlled by proteins called expansins. Plants have many expansin proteins that are difficult to study in isolation and whose specific activities and properties have remained elusive. ... Functional divergence of plant expansins as revealed by genetic complementation of root-hair tip growth in Arabidopsis thaliana doi:10.1073/pnas.2623483123 2026-09-23T07:00:00Z Ke ZhouNathan K. HeplerMoyan JiaDaniel J. Cosgroveahttps://ror.org/04p491231Department of Biology, 208 Mueller Laboratory, The Pennsylvania State University, University Park, PA 16802 Proceedings of the National Academy of Sciences 123 39 2026-09-29T07:00:00Z 2026-09-29T07:00:00Z 10.1073/pnas.2623483123 https://www.pnas.org/doi/abs/10.1073/pnas.2623483123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2607481123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 38, September 2026. <br/>SignificanceThe repressive Polycomb protein complex mediates gene silencing, yet its involvement in regulating transcriptionally active genes remains elusive. We identified that plant chromodomain H3K27me3 reader LIKE HETEROCHROMATIN PROTEIN1 (LHP1) binds ... Dynamic Polycomb–CBC crosstalk orchestrates mRNA production at transcriptionally active loci in plants doi:10.1073/pnas.2607481123 2026-09-15T07:00:00Z Yuanyuan XieLifeng DuZhijuan ChenXiaoyi LiDanhua JiangFangqing ZhaoZicong Liahttps://ror.org/03x08qn04State Key Laboratory of Microbial Technology, the Key Laboratory of Plant Development and Environmental Adaptation Biology, Ministry of Education, Shandong Key Laboratory of Precision Molecular Crop Design and Breeding, School of Life Sciences, Shandong University, Qingdao 266237, Chinabhttps://ror.org/034t30j35State Key Laboratory of Animal Biodiversity Conservation and Integrated Pest Management, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, Chinachttps://ror.org/03zd3ta61School of Life Science, Shanxi Normal University, Taiyuan, Shanxi 030031, Chinadhttps://ror.org/01tgyzw49Temasek Life Sciences Laboratory, National University of Singapore, Singapore 117604, Singapore Proceedings of the National Academy of Sciences 123 38 2026-09-22T07:00:00Z 2026-09-22T07:00:00Z 10.1073/pnas.2607481123 https://www.pnas.org/doi/abs/10.1073/pnas.2607481123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2621033123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 38, September 2026. <br/>SignificanceAcceleration of nonphotochemical quenching has been proposed as a means to enhance crop photosynthetic efficiency in C3 species, but whether this strategy has potential in C4 species, which include several major crops, remains unclear. Here, ... Faster relaxation of nonphotochemical quenching in C4 than in C3 species doi:10.1073/pnas.2621033123 2026-09-18T07:00:00Z Lucía Arce CubasAsuka NakamuraLauana Pereira de OliveiraRichard L. VathR. Shawn AbrahamsJulia WalterCristina Rodrigues Gabriel SalesEmmanuel L. BernardoYuri Nakajima MunekageStephen P. LongJohannes Kromdijkahttps://ror.org/013meh722Department of Plant Sciences, University of Cambridge, Cambridge CB2 3EA, United Kingdombhttps://ror.org/047426m28Photosynthesis and Food Security, Carl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign, Urbana, IL 61801chttps://ror.org/02qf2tx24Department of Bioscience, School of Science and Technology, Kwansei Gakuin University, Sanda 669-1337, Japandhttps://ror.org/047426m28Department of Plant Biology, University of Illinois at Urbana-Champaign, Urbana, IL 61801ehttps://ror.org/030s54078Crop Physiology Division, Institute of Crop Science, College of Agriculture and Food Science, University of the Philippines Los Baños, Laguna 4031, Philippines Proceedings of the National Academy of Sciences 123 38 2026-09-22T07:00:00Z 2026-09-22T07:00:00Z 10.1073/pnas.2621033123 https://www.pnas.org/doi/abs/10.1073/pnas.2621033123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2525145123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 37, September 2026. <br/>SignificancePlants use hormones—small, mobile, chemical or peptide signals—to regulate developmental and physiological responses to environmental and biotic cues. Karrikins (KARs) are chemicals found in smoke that affect the growth of many plants, but are ... Negative feedback regulation of karrikin signaling in Arabidopsis thaliana by an antagonistic paralog of karrikin receptors doi:10.1073/pnas.2525145123 2026-09-08T07:00:00Z Qingtian LiSun Hyun ChangAndrew TuckeyClaudia SepulvedaKartikye VarshneyDan LiCaroline GutjahrMark T. WatersDavid C. Nelsonahttps://ror.org/03nawhv43Department of Botany and Plant Sciences, University of California, Riverside, CA 92521bYazhouwan National Laboratory, Sanya 572025, Chinachttps://ror.org/047272k79School of Molecular Sciences, University of Western Australia, Perth, WA 6009, Australiadhttps://ror.org/01fbde567Max-Planck-Institut für Molekulare Pflanzenphysiologie, Potsdam-Golm 14476, Germany Proceedings of the National Academy of Sciences 123 37 2026-09-15T07:00:00Z 2026-09-15T07:00:00Z 10.1073/pnas.2525145123 https://www.pnas.org/doi/abs/10.1073/pnas.2525145123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2617633123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 37, September 2026. <br/>SignificanceThe translation of mRNAs into protein relies on tRNAs to deliver amino acids to ribosomes that incorporate these building blocks into the growing polypeptide chain. By monitoring ribosomes as they progress from one codon to the next, we ... Ribosome stalling position, spacing, and A-site occupancy impact translation and cotranslational mRNA decay in plants doi:10.1073/pnas.2617633123 2026-09-08T07:00:00Z Sjors van der HorstJoseph L. GageJulia Bailey-Serresahttps://ror.org/03nawhv43Department of Botany and Plant Sciences, University of California, Riverside, CA 92521bhttps://ror.org/03nawhv43Center for Plant Cell Biology, University of California, Riverside, CA 92521cWageningen Seed Science Centre, Laboratory of Plant Physiology, Wageningen University, Wageningen 6708 PB, The Netherlandsdhttps://ror.org/04tj63d06Department of Crop and Soil Sciences, North Carolina State University, Raleigh, NC 27695ehttps://ror.org/04tj63d06North Carolina Plant Sciences Initiative, North Carolina State University, Raleigh, NC 27606 Proceedings of the National Academy of Sciences 123 37 2026-09-15T07:00:00Z 2026-09-15T07:00:00Z 10.1073/pnas.2617633123 https://www.pnas.org/doi/abs/10.1073/pnas.2617633123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2617902123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 37, September 2026. <br/>SignificancePhytochrome B (phyB) is a prominent light and temperature sensor that optimizes plant growth and development in response to environmental light and temperature changes. PhyB N-terminal Extension (NTE, amino acid 1 to 90) is essential for phyB ... FERONIA phosphorylates the amino-terminal extension of phytochrome B to modulate plant light and temperature responses doi:10.1073/pnas.2617902123 2026-09-09T07:00:00Z Ping WangJuan DuJiangman HeZhi LiJustin W. WalleyMeng ChenHongqing Guoahttps://ror.org/04rswrd78Department of Genetics, Development and Cell Biology, Iowa State University, Ames, IA 50011bhttps://ror.org/03nawhv43Department of Botany and Plant Sciences, University of California, Riverside, CA 92521chttps://ror.org/04rswrd78Department of Plant Pathology, Entomology & Microbiology, Iowa State University, Ames, IA 50011dhttps://ror.org/04rswrd78Plant Sciences Institute, Iowa State University, Ames, IA 50011 Proceedings of the National Academy of Sciences 123 37 2026-09-15T07:00:00Z 2026-09-15T07:00:00Z 10.1073/pnas.2617902123 https://www.pnas.org/doi/abs/10.1073/pnas.2617902123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2624731123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 37, September 2026. <br/> Structural coloration in the red seaweed, Chondrus crispus doi:10.1073/pnas.2624731123 2026-09-08T07:00:00Z David S. Domozychahttps://ror.org/04nzrzs08Department of Biology, Skidmore College, Saratoga Springs, NY 12866 Proceedings of the National Academy of Sciences 123 37 2026-09-15T07:00:00Z 2026-09-15T07:00:00Z 10.1073/pnas.2624731123 https://www.pnas.org/doi/abs/10.1073/pnas.2624731123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2530072123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 36, September 2026. <br/>SignificanceOur study breaks the paradigm that Actin Depolymerization Factors (ADFs) serve as main actin network remodelers, but instead, dual-functional proteins moonlighting as nuclear transcriptional regulators. Historically, ADFs are recognized as ... Actin depolymerization factor (ADF) moonlighting: Nuclear immune regulation by interacting with WRKY transcription factors and shaping the transcriptome doi:10.1073/pnas.2530072123 2026-09-01T07:00:00Z Pai LiBrittni KelleyXuan XieZizhang LiBruce ProctorAlex CorrionRyan SheickYi-ju LuMika NomotoCheng-i WeiYasuomi TadaSheng-Yang HeShunyuan XiaoBrad Dayahttps://ror.org/05hs6h993Department of Plant, Soil and Microbial Sciences, Michigan State University, East Lansing, MI 48824bhttps://ror.org/05hs6h993Department of Plant Biology, Michigan State University, East Lansing, MI 48824chttps://ror.org/02zs3hb12Institute for Bioscience and Biotechnology Research, University of Maryland, Rockville, MD 20850dhttps://ror.org/05hs6h993Plant Resilience Institute, Michigan State University, East Lansing, MI 48824ehttps://ror.org/05hs6h993Cell and Molecular Biology Program, Institute for Quantitative Health Science and Engineering, Michigan State University, East Lansing, MI 48824fhttps://ror.org/05hs6h993Lyman Briggs College, Michigan State University, East Lansing, MI 48824ghttps://ror.org/04chrp450Center for Gene Research, Nagoya University, Nagoya 464-8602, Aichi, Japanhhttps://ror.org/05hs6h993U.S. Department of Energy Office of Science at Michigan State University, Plant Research Laboratory, Michigan State University, East Lansing, MI 48824ihttps://ror.org/05bqach95The Department of Plant Pathology and Microbiology, National Taiwan University, Taipei 10617, Taiwanjhttps://ror.org/047s2c258Department of Nutrition and Food Science, University of Maryland, College Park, MD 20742khttps://ror.org/00py81415HHMI, Duke University, Durham, NC 27708lhttps://ror.org/00py81415Department of Biology, Duke University, Durham, NC 27708mhttps://ror.org/047s2c258Department of Plant Sciences and Landscape Architecture, University of Maryland, College Park, MD 20742nhttps://ror.org/020f3ap87Research and Innovation, University of Tennessee–Knoxville, Knoxville, TN 37996 Proceedings of the National Academy of Sciences 123 36 2026-09-08T07:00:00Z 2026-09-08T07:00:00Z 10.1073/pnas.2530072123 https://www.pnas.org/doi/abs/10.1073/pnas.2530072123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2606406123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 36, September 2026. <br/>SignificanceRising atmospheric CO2is expected to increase crop productivity, yet how it influences nutrient acquisition strategies and plant–microbe interactions remains poorly understood. Using rice as a model cereal, we show that elevated CO2enhances ... Elevated CO2 reinforces PT11-dependent symbiotic phosphate uptake to reprogram root nutrient acquisition in rice doi:10.1073/pnas.2606406123 2026-09-01T07:00:00Z Chai Hao ChiuMette GrønlundThomas Christian de BangStephanie Watts-WilliamsFang SongKrystyna Anna KellyIver JakobsenUta Paszkowskiahttps://ror.org/013meh722Crop Science Centre, Department of Plant Sciences, University of Cambridge, Cambridge CB3 0LE, United Kingdombhttps://ror.org/035b05819Department of Plant and Environmental Sciences, University of Copenhagen, Frederiksberg C DK-1871, Denmarkchttps://ror.org/04qw24q55Centre for Crop Systems Analysis, Department of Plant Sciences, Wageningen University & Research, Wageningen 6708 PE, The Netherlandsdhttps://ror.org/028g18b61The School of Agriculture, Food and Wine, College of Science, Adelaide University, Urrbrae, SA 5064, AustraliaeDepartment of Plant Sciences, Cambridge CB2 3EA, United Kingdom Proceedings of the National Academy of Sciences 123 36 2026-09-08T07:00:00Z 2026-09-08T07:00:00Z 10.1073/pnas.2606406123 https://www.pnas.org/doi/abs/10.1073/pnas.2606406123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2619939123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 36, September 2026. <br/>SignificanceDELLA proteins are central repressors of gibberellin signaling and genetic variants in DELLA genes were instrumental in the development of the semidwarf crops of the Green Revolution. DELLA proteins regulate gene expression through ... CDK8 phosphorylation of DELLA limits Mediator recruitment in gibberellin signaling doi:10.1073/pnas.2619939123 2026-08-31T07:00:00Z Xu HuangHongyi ChenLarry ReserAndres V. ReyesShou-Ling XuJeffrey ShabanowitzDonald F. HuntTai-ping Sunahttps://ror.org/00py81415Department of Biology, Duke University, Durham, NC 27708bhttps://ror.org/0153tk833Department of Chemistry, University of Virginia, Charlottesville, VA 22904chttps://ror.org/04jr01610Department of Biology and Carnegie Mass Spectrometry Facility, Carnegie Institution for Science, Stanford, CA 94305dhttps://ror.org/0153tk833Department of Pathology, University of Virginia, Charlottesville, VA 22903 Proceedings of the National Academy of Sciences 123 36 2026-09-08T07:00:00Z 2026-09-08T07:00:00Z 10.1073/pnas.2619939123 https://www.pnas.org/doi/abs/10.1073/pnas.2619939123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2624480123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 36, September 2026. <br/>SignificanceUnderstanding how plants detect and respond to insect herbivory is essential for improving crop resilience and food security. This study identifies an intracellular immune pathway in rice that counteracts the brown planthopper, a major pest of ... The salivary protein NlSP2 engages the OsCBSX3–SNAC3 module to enhance rice immunity doi:10.1073/pnas.2624480123 2026-09-02T07:00:00Z Xin AnKe YangZhihui XuXinyu ZhangXiaolin ChenBo DuLili ZhuGuangcun HeRongzhi Chenahttps://ror.org/033vjfk17State Key Laboratory of Hybrid Rice, College of Life Sciences, Wuhan University, Wuhan 430072, Chinabhttps://ror.org/001f9e125Suqian Institute of Agricultural Sciences, Jiangsu Academy of Agricultural Sciences, Suqian 223800, China Proceedings of the National Academy of Sciences 123 36 2026-09-08T07:00:00Z 2026-09-08T07:00:00Z 10.1073/pnas.2624480123 https://www.pnas.org/doi/abs/10.1073/pnas.2624480123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2525536123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 35, September 2026. <br/>SignificancePlants possess rapid defense responses that help them survive environmental stress. Calcium ions (Ca2+) act as universal messengers in these responses. However, their role in plastids, a cell organelle with central function in stress ... PLASTID ENVELOPE ION CHANNELS (PEC1/2) link Ca2+ and jasmonic acid signaling in plant cells doi:10.1073/pnas.2525536123 2026-08-28T07:00:00Z Susanne MühlbauerDawid JaślanInês F. Duarte NunesBenjamin BrandtLena WutzKhansa MekkaouiSanja ZenkerJakob RehbergerMarlena RädlerLorenz HolznerConstance TisserantCarsten VölknerAndrea BräutigamSilke RobatzekBettina HauseChristian GrimmHans-Henning KunzaPlant Biochemistry and Physiology, Faculty of Biology, Ludwig-Maximilians-University Munich, Planegg-Martinsried 82152, Germanybhttps://ror.org/02wbcav28Walther Straub Institute of Pharmacology and Toxicology, Faculty of Medicine, Ludwig-Maximilians-University Munich, Munich 80336, Germanychttps://ror.org/01mzk5576Department of Cell and Metabolic Biology, Leibniz Institute of Plant Biochemistry, Halle/Saale 06120, Germanydhttps://ror.org/02hpadn98Computational Biology, Faculty of Biology, Bielefeld University, Bielefeld 33615, Germanyehttps://ror.org/02hpadn98Department of Computational Biology, Center of Biotechnology, Bielefeld University, Bielefeld 33615, GermanyfGenetics, Faculty of Biology, Ludwig-Maximilians-University Munich, Planegg-Martinsried 82152, Germanyghttps://ror.org/052gg0110Department of Pharmacology, Faculty of Medicine, University of Oxford, Oxford OX1 3QT, United Kingdomhhttps://ror.org/01s1h3j07Immunology, Infection and Pandemic Research, Fraunhofer Institute for Translational Medicine and Pharmacology, Munich/Frankfurt 80799, Germany Proceedings of the National Academy of Sciences 123 35 2026-09-01T07:00:00Z 2026-09-01T07:00:00Z 10.1073/pnas.2525536123 https://www.pnas.org/doi/abs/10.1073/pnas.2525536123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2605727123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 35, September 2026. <br/>SignificanceUnlike the primary shoot apical meristem, axillary meristems form across multiple developmental stages and at various positions along the shoot. These meristems generate a diverse array of axillary shoots that vary in their initiation, pausing,... A genetic program for rapid initiation of axillary meristems at the onset of flowering doi:10.1073/pnas.2605727123 2026-08-26T07:00:00Z Grace Lhaineikim ChongloiZohar MeirZiva AmsellemIris AviezerOren Ben-KikiZohar MukamelVanessa WahlYuval Eshedahttps://ror.org/0316ej306Department of Plant and Environmental Sciences, Weizmann Institute of Science, Rehovot 761001, Israelbhttps://ror.org/0316ej306Faculty of Mathematics and Computer Science and Department of Biological Regulation, Weizmann Institute of Science, Rehovot 761001, IsraelcDepartment of Molecular Genetics, Weizmann Institute, Rehovot 761001, Israeldhttps://ror.org/03rzp5127Cell & Molecular Sciences, The James Hutton Institute, Invergowrie, Dundee DD2 5DA, United Kingdom Proceedings of the National Academy of Sciences 123 35 2026-09-01T07:00:00Z 2026-09-01T07:00:00Z 10.1073/pnas.2605727123 https://www.pnas.org/doi/abs/10.1073/pnas.2605727123?af=R https://www.pnas.org/doi/abs/10.1073/pnas.2606323123?af=R Proceedings of the National Academy of Sciences, Volume 123, Issue 35, September 2026. <br/>SignificanceUnderground storage organs, including tubers, rhizomes, and storage roots, enable plants to endure environmental stress and reproduce asexually with some functioning as key edible structures and important worldwide staple food crops. While ... Co-option of ancestral stem regulators drove recurrent evolution of underground storage organs doi:10.1073/pnas.2606323123 2026-08-21T07:00:00Z Julia BroseDionne MartinYi-Wen WangJoshua C. WoodBrieanne VaillancourtJohn P. HamiltonKathrine MaillouxPatrick P. EdgerC. Robin BuellaCenter for Applied Genetic Technologies, University of Georgia, Athens, GA 30602bhttps://ror.org/05hs6h993Department of Plant Biology, Michigan State University, East Lansing, MI 48824cDepartment of Genetics, University of Georgia, Athens, GA 30602dInstitute of Plant Breeding, Genetics and Genomics, University of Georgia, Athens, GA 30602eDepartment of Crop and Soil Sciences, University of Georgia, Athens, GA 30602fhttps://ror.org/05hs6h993Department of Horticulture, Michigan State University, East Lansing, MI 48824gThe Plant Center, University of Georgia, Athens, GA 30602 Proceedings of the National Academy of Sciences 123 35 2026-09-01T07:00:00Z 2026-09-01T07:00:00Z 10.1073/pnas.2606323123 https://www.pnas.org/doi/abs/10.1073/pnas.2606323123?af=R