Welcome to the Ranf lab!

Eschrig S, Schäffer M, Shu L-J, Illig T, Eibel S, Fernandez A, Ranf S (2024). LORE receptor homomerization is required for 3-hydroxydecanoic acid-induced immune signaling and determines the natural variation of immunosensitivity within the Arabidopsis genus. New Phytol DOI: 10.1111/nph.19715    
Shu L-J, Kahlon P S, Ranf S (2023). The power of patterns: new insights into pattern-triggered immunity. New Phytol 240: 960-967    
Pršić J, Gilliard G, Ibrahim H, Argüelles-Arias A, Rondelli V, Crowet J-M, Genva M, Luzuriaga-Loaiza W P, Deboever E, Nasir M N, Lins L, Mathelie-Guinlet M, Boubsi F, Eschrig S, Ranf S, Dorey S, Coninck B D, Nürnberger T, Mongrand S, Höfte M, Zipfel C, Dufrêne Y F, Koutsioubas A, Brocca P, Deleu M, Ongena M (2023). Mechanosensing and Sphingolipid-Docking Mediate Lipopeptide-Induced Immunity in Arabidopsis. bioRxiv DOI: 10.1101/2023.07.04.547613 (preprint)    
Bauer K, Nayem S, Lehmann M, Wenig M, Shu L-J, Ranf S, Geigenberger P, Vlot A C (2023). β-D-XYLOSIDASE 4 modulates systemic immune signaling in Arabidopsis thaliana. Front. Plant Sci. DOI: 10.3389/fpls.2022.1096800    
Gerster T, Wröbel M, Hofstaedter C E, Schwudke D, Ernst R K, Ranf S, Gisch N (2022). Remodeling of Lipid A in Pseudomonas syringae pv. phaseolicola In Vitro. Int J Mol Sci 23: 1996    
Schellenberger R, Crouzet J, Nickzad A, Shu L-J, Kutschera A, Gerster T, Borie N, Dawid C, Cloutier M, Villaume S, Dhondt-Cordelier S, Hubert J, Cordelier S, Mazeyrat-Gourbeyre F, Schmid C, Ongena M, Renault J-H, Haudrechy A, Hofmann T, Baillieul F, Clément C, Zipfel C, Gauthier C, Déziel E, Ranf S, and Dorey S (2021). Bacterial rhamnolipids and their 3-hydroxyalkanoate precursors activate Arabidopsis innate immunity through two independent mechanisms. Proc Natl Acad Sci U S A 118 (39) e2101366118    
Eschrig S, Schäffer M, Illig T, Eibel S, Shu L-J, Fernandez A, Ranf S (2021). LORE homomerization is required for 3-OH-C10:0 induced immune signaling. bioRxiv DOI: 10.1101/2021.09.27.461997 (preprint)    
Shu L-J, Schäffer M, Eschrig S, Ranf S (2021). Low cost, medium throughput depletion-binding assay for screening S-domain-receptor ligand interactions using in planta protein expression. bioRxiv DOI: 10.1101/2021.06.16.448648 (preprint)    
Kutschera A, Schombel U, Schwudke D, Ranf S, and Gisch N (2021). Analysis of the Structure and Biosynthesis of the Lipopolysaccharide Core Oligosaccharide of Pseudomonas syringae pv. tomato DC3000. Int J Mol Sci 22: 3250    
Coleman A D, Maroschek J, Raasch L, Takken F L W, Ranf S, Hückelhoven R (2021). The Arabidopsis leucine‐rich repeat receptor‐like kinase MIK2 is a crucial component of early immune responses to a fungal‐derived elicitor. New Phytol 229: 3453-3466    
Trempel F, Eschen‐Lippold L, Bauer N, Ranf S, Westphal L, Scheel D, Lee J (2020). A mutation in Asparagine‐Linked Glycosylation 12 (ALG12) leads to receptor misglycosylation and attenuated responses to multiple microbial elicitors. FEBS Lett 594: 2440–2451    
Kutschera A, Schombel U, Wröbel M, Gisch N and Ranf S (2019). Loss of wbpL disrupts O-polysaccharide synthesis and impairs virulence of plant-associated Pseudomonas strains. Mol Plant Pathol 20: 1535-1549    
Kutschera A*, Dawid C*, Gisch N, Schmid C, Lars Raasch L, Tim Gerster T, Schäffer M, Smakowska-Luzan E, Belkhadir Y, Vlot A C, Chandler C E, Schellenberger R, Schwudke D, Ernst R K, Dorey S, Hückelhoven R, Hofmann T, Ranf S (2019) Bacterial medium-chain 3-hydroxy fatty acid metabolites trigger immunity in Arabidopsis plants. Science Vol. 364: 178-181 Abstract  Full text  PDF
*These authors contributed equally to this work.
Kutschera A, Ranf S (2019) The multifaceted functions of lipopolysaccharide in plant-bacteria interactions. Biochimie 159: 93-98 (Review)    
Ranf S (2018) Pattern Recognition Receptors – Versatile Genetic Tools for Engineering Broad-Spectrum Disease Resistance in Crops. Agronomy (Special Issue Biotic and Abiotic Stress Responses in Crop Plants) (Perspective)    
Kutschera A, Lamb JJ (2017) Cost-Effective Live Cell Density Determination of Liquid Cultured Microorganisms. Curr Microbiol DOI 10.1007/s00284-017-1370-3    
Ranf S (2017) Sensing of molecular patterns through cell surface immune receptors. Curr Opin Plant Biol 38: 68-77 (Review)    
Vaddepalli P, Fulton L, Wieland J, Wassmer K, Schaeffer M, Ranf S, Schneitz K (2017) The cell wall-localized atypical ß-1,3 glucanase ZERZAUST controls tissue morphogenesis in Arabidopsis thaliana. Development doi: 10.1242/dev.152231    
Ranf S, Scheel D, and Lee J (2016). Challenges in the identification of microbe-associated molecular patterns in plant and animal innate immunity: a case study with bacterial lipopolysaccharide. Mol Plant Pathol 2016 Oct;17(8):1165-9. doi: 10.1111/mpp.12452 (Review)    
Ranf S (2016). Immune Sensing of Lipopolysaccharide in Plants and Animals: Same but Different. PLoS Pathog 12: e1005596 (Review)    
Scheler B, Schnepf V, Galgenmüller C, Ranf S, and Hückelhoven R (2016). Barley disease susceptibility factor RACB acts in epidermal cell polarity and positioning of the nucleus. J Exp Bot 10.1093/jxb/erw141    
Trempel F, Kajiura H, Ranf S, Grimmer J, Westphal L, Zipfel C, Scheel D, Fujiyama K, and Lee J (2016). Altered glycosylation of exported proteins, including surface immune receptors, compromises calcium and downstream signaling responses to microbe-associated molecular patterns in Arabidopsis thaliana. BMC Plant Biol 16: 31    
Trempel F, Ranf S, Scheel D, and Lee J (2016). Quantitative Analysis of Microbe-Associated Molecular Pattern (MAMP)-Induced Ca(2+) Transients in Plants. Methods Mol Biol 1398: 331-344    
Ranf S, Gisch N, Schäffer M, Illig T, Westphal L, Knirel YA, Sánchez-Carballo PM, Zähringer U, Hückelhoven R, Lee J, and Scheel D (2015). A lectin S-domain receptor kinase mediates lipopolysaccharide sensing in Arabidopsis thaliana. Nat Immunol 16: 426-433
Commentary by Cyril Zipfel in Nature Immunology
Research Highlight in Nature Plants
Ranf S, Eschen-Lippold L, Fröhlich K, Westphal L, Scheel D, and Lee J (2014). Microbe-associated molecular pattern-induced calcium signaling requires the receptor-like cytoplasmic kinases, PBL1 and BIK1. BMC Plant Biol 14: 374    
Seybold H, Trempel F, Ranf S, Scheel D, Romeis T, and Lee J (2014). Ca2+ signalling in plant immune response: from pattern recognition receptors to Ca2+ decoding mechanisms. New Phytol 204: 782-790 (Review)    
Ranf S, Grimmer J, Pöschl Y, Pecher P, Chinchilla D, Scheel D, and Lee J (2012). Defense-related calcium signaling mutants uncovered via a quantitative high-throughput screen in Arabidopsis thaliana. Mol Plant 5: 115-130    
Ranf S, Eschen-Lippold L, Pecher P, Lee J, and Scheel D (2011). Interplay between calcium signalling and early signalling elements during defence responses to microbe- or damage-associated molecular patterns. Plant J 68: 100-113    
Vadassery J, Ranf S, Drzewiecki C, Mithöfer A, Mazars C, Scheel D, Lee J, and Oelmüller R (2009). A cell wall extract from the endophytic fungus Piriformospora indica promotes growth of Arabidopsis seedlings and induces intracellular calcium elevation in roots. Plant J 59: 193-206    
Ranf S, Wünnenberg P, Lee J, Becker D, Dunkel M, Hedrich R, Scheel D, and Dietrich P (2008). Loss of the vacuolar cation channel, AtTPC1, does not impair Ca2+ signals induced by abiotic and biotic stresses. Plant J 53: 287-299    
Gust AA, Biswas R, Lenz HD, Rauhut T, Ranf S, Kemmerling B, Götz F, Glawischnig E, Lee J, Felix G, and Nürnberger T (2007). Bacteria-derived Peptidoglycans Constitute Pathogen-associated Molecular Patterns Triggering Innate Immunity in Arabidopsis. J Biol Chem 282: 32338-32348    
Kandoth PK, Ranf S, Pancholi SS, Jayanty S, Walla MD, Miller W, Howe GA, Lincoln DE, and Stratmann JW (2007). Tomato MAPKs LeMPK1, LeMPK2, and LeMPK3 function in the systemin-mediated defense response against herbivorous insects. Proc Natl Acad Sci USA 104: 12205-12210    
Niller HH, Salamon D, Uhlig J, Ranf S, Granz M, Schwarzmann F, Wolf H, and Minarovits J (2002). Nucleoprotein Structure of Immediate-Early Promoters Zp and Rp and of oriLyt of Latent Epstein-Barr Virus Genomes. J Virol 76: 4113-4118    


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