2023

Maywald, N. J., Francioli, D., Mang, M., & Ludewig, U. (2023). Role of Mineral Nitrogen Nutrition in Fungal Plant Diseases of Cereal Crops. Critical Reviews in Plant Sciences, 1-31.

Neumann, G., & Ludewig, U. (2023). Rhizosphere chemistry influencing plant nutrition. In Marschner's Mineral Nutrition of Plants (pp. 545-585). Academic Press.

Mang, M., Maywald, N. J., Li, X., Ludewig, U., & Francioli, D. (2023). Nitrogen Fertilizer Type and Genotype as Drivers of P Acquisition and Rhizosphere Microbiota Assembly in Juvenile Maize Plants. Plants, 12(3), 544.

Porras‐Murillo, R., Zhao, Y., Hu, J., Ijato, T., Retamal, J. P., Ludewig, U., & Neuhäuser, B. (2023). The wheat AMT2 (AMmonium Transporter) family, possible functions in ammonium uptake and pathogenic/symbiotic interactions. Journal of Plant Nutrition and Soil Science, 186(2), 164-168.

Kishchenko, O., Stepanenko, A., Straub, T., Zhou, Y., Neuhäuser, B., & Borisjuk, N. (2023): Ammonium Uptake, Mediated by Ammonium Transporters, Mitigates Manganese Toxicity in Duckweed, Spirodela polyrhiza. Plants, 12(1), 208.

Zhu, Z., Krall, L., Li, Z., Xi, L., Luo, H., Li, S., ... & Wu, X. N. (2023): Transceptor NRT1.1 and Receptor-Kinase QSK1 Complex Controls PM H-ATPase Activity Under Low Nitrate.

Cao, H., Liu, Z., Guo, J., Jia, Z., Shi, Y., Kang, K., ... & Yuan, L. (2023): ZmNRT1. 1B (ZmNPF6. 6) determines nitrogen use efficiency via regulation of nitrate transport and signalling in maize. Plant Biotechnology Journal.

2022

Francioli, D.; Cid, G.; Hajirezaei, M.-R.; Kolb, S. (2022): Response of the wheat mycobiota to flooding revealed substantial shifts towards plant pathogens. Front. Plant Sci. 13:1028153; https://doi.org/10.3389/fpls.2022.1028153

Sommermann, L.; Babin, D.; Behr, J.H.; Chowdhury, S.P.; Sandmann, M.; Windisch, S.; Neumann, G.; Nesme, J.; Sørensen, S.J.; Schellenberg, I.; et al. (2022): Long-term fertilization strategy impacts Rhizoctonia solani-microbe interactions in soil and rhizosphere and defense responses in lettuce. Microorganisms 10, no. 9: 1717. https://doi.org/10.3390/microorganisms10091717

Nawaz F, Majeed S, Farman M, Sheteiwy MS,  Al-Mamun A, Nawaz M, Neumann G (2022): Biostimulants as regulators of stress metabolites to enhance drought and salinity stress tolerance in plants. In: Hasanuzzaman M, Hawrylak-Nowak B, Islam T,  Fujita M (eds.) Biostimulants for crop production and sustainable agriculture. CABI – Digital Library, pp 265-293. https://doi.org/10.1079/9781789248098.0017

Neumann G, Behr JH, Sommermann L, Babin D, Moradtalab N, Windisch S, Geistlinger J, Grosch R. (2022): Das zeichnet gesunden Boden aus - Erfahrungen aus dem Langzeitforschungsprojekt DiControl. BWagrar 27, 20-21.

Neumann G, Behr JH, Sommermann L, Babin D, Moradtalab N, Windisch S, Geistlinger J, Grosch R. (2022): Mikroorganismen für fitten Mais. BWagrar 29; 20-21.

Maywald, N.J., Hernández-Pridybailo, A., Ludewig, U. (2022). Nitrogen improves the recovery of maize plants under repeated drought stress. Journal of Plant Nutrition and Soil Science, 1-10. doi:10.1002/jpln.202200138

Maywald, N. J., Mang, M., Pahls, N., Neumann, G., Ludewig, U., & Francioli, D. (2022). Ammonium Fertilization Increases the Susceptibility to Fungal Leaf and Root Pathogens in Winter Wheat. Frontiers in Plant Science, 3196. doi: 10.3389/fpls.2022.946584

Ganz, P., Porras-Murillo, R., Ijato, T., Menz, J., Straub, T., Stührwohldt, N., ... & Neuhäuser, B. (2022). Abscisic acid influences ammonium transport via regulation of kinase CIPK23 and ammonium transporters. Plant Physiology. doi: 10.1093/plphys/kiac315

Ruan, L., Cheng, H., Ludewig, U., Li, J., Chang S.X. (2022). Root Foraging Strategy Improves the Adaptability of Tea Plants (Camellia sinensis L.) to Soil Potassium Heterogeneity. International Journal of Molecular Sciences, 23(15), 8585. doi: 10.3390/ijms23158585

Yang, B., Wang, J., Yu, M., Zhang, M., Zhong, Y., Wang, T., Liu, P., Song, W., Zhao, H., Fastner, A., Suter, M., Rentsch, D., Ludewig, U., Jin, W., Geiger, D., Hedrich, R., Braun, D.M., Koch, K.E., McCarty, D.R., Wu, W.H., Li, X., Wang, Y., Lai, J. (2022). The sugar transporter ZmSUGCAR1 of the Nitrate Transporter 1/Peptide Transporter family is critical for maize grain filling. The Plant Cell. doi: 10.1093/plcell/koac256

He, M., Li, X., Mang, M., Li, Z., Ludewig, U., & Schulze, W. X. (2022). A systems‐biology approach identifies co‐expression modules in response to low phosphate supply in maize lines of different breeding history. The Plant Journal, 109(5), 1249-1270. doi: doi.org/10.1111/tpj.15630

Hui, J., An, X., Li, Z., Neuhäuser, B., Ludewig, U., Wu, Z., Schulze, W.X., Chen, F., Feng, G., Lambers, H., Zhang, F., Yuan, L. (2022).  A Mycorrhiza-Specific Ammonium Transporter ZmAMT3;1 Mediates Mycorrhiza-dependent Nitrogen Uptake in Maize Roots. The Plant Cell. doi: 10.1093/plcell/koac225 

Vatov, E., Zentgraf, U., Ludewig, U. (2022). Moderate DNA methylation changes associated with nitrogen remobilization and leaf senescence in Arabidopsis. Journal of Experimental Botany, doi: 10.1093/jxb/erac167

Mahmood, A., Goertz, S., Moradtalab, N., Walker, F., Höglinger, B., Ludewig, U., & Neumann, G. (2022). Drought-protective effects of nutrient seed treatments during early growth of oilseed rape. Journal of Plant Nutrition, 1-19, doi: 10.1080/01904167.2022.2067049

Fernandez-Gnecco, G., Covacevich, F., Consolo, V.F., Behr, J.H., Sommermann, L., Moradtalab, N., Maccario,L., Sørensen, S.J., Deubel, D., Schellenberg, I., Geistlinger, J., Neumann, G., Grosch, R., Smalla, K., Babin, D. (2022). Effect of long-term agricultural management on the soil microbiota influenced by the time of soil sampling. Front. Soil Sci. - Soil Biology, Ecosystems and Biodiversity. doi: 10.3389/fsoil.2022.837508

Goertz, S., Rietz, S., Dietel, K., Rozhon, W., Humbeck, K., Geistlinger, J., Neumann, G.,  Schellenberg, I. (2022). Synergistic Effects of a Root-endophytic Trichoderma Fungus and Bacillus on Early Root Colonization and Defence Activation against Verticillium longisporum in Rapeseed. Molecular Plant Microbe Interactions, publ. online, doi: 10.1094/MPMI-11-21-0274-R 

Hafiz F., Moradtalab, N.  Goertz, S., Rietz, S., Dietel, K., Rozhon, W., Humbeck, K., Geistlinger, J., Neumann, G., Schellenberg, I. (2022). Synergistic Effects of a Root-endophytic Trichoderma Fungus and Bacillus on Early Root Colonization and Defence Activation against Verticillium longisporum in Rapeseed. Molecular Plant Microbe Interactions, doi: 10.1094/MPMI-11-21-0274-R

2021

Ludewig, U., Vatov, E., Hedderich, D., & Neuhäuser, B. (2021). Adjusting plant nutrient acquisition to fluctuating availability: transcriptional co-regulation of the nitrate and phosphate deprivation responses in roots. Journal of Experimental Botany, 72(10), 3500-3503, doi: 10.1093/jxb/erab131

Ma, X., Li, X., & Ludewig, U. (2021). Arbuscular mycorrhizal colonization outcompetes root hairs in maize under low phosphorus availability. Annals of Botany, 127(1), 155-166, doi: 10.1093/aob/mcaa159

Wang, L., Li, X., Mang, M., Ludewig, U., & Shen, J. (2021). Heterogeneous nutrient supply promotes maize growth and phosphorus acquisition: additive and compensatory effects of lateral roots and root hairs. Annals of Botany, 128(4), 431-440, doi: 10.1093/aob/mcab097

Li, X., Mang, M., Piepho, H. P., Melchinger, A., & Ludewig, U. (2021). Decline of seedling phosphorus use efficiency in the heterotic pool of flint maize breeding lines since the onset of hybrid breeding. Journal of Agronomy and Crop Science, 207(5), 857-872, doi: 10.1111/jac.12514

Vatov, E., Ludewig, U., & Zentgraf, U. (2021). Disparate Dynamics of Gene Body and cis-Regulatory Element Evolution Illustrated for the Senescence-Associated Cysteine Protease Gene SAG12 of Plants. Plants, 10(7), Journal of Agronomy and Crop Science, 207(5), 857-872, doi: 10.1111/jac.12514

Ijato, T., Porras‐Murillo, R., Ganz, P., Ludewig, U., & Neuhäuser, B. (2021). Concentration‐dependent physiological and transcriptional adaptations of wheat seedlings to ammonium. Physiologia Plantarum, 171(3), 328-342, doi: 10.1111/ppl.13113

Bindel, N., & Neuhäuser, B. (2021). High-affinity ammonium transport by Arabidopsis thaliana AMT1; 4. Acta Physiologiae Plantarum, 43(4), 1-5, doi: 10.1007/s11738-021-03235-z

Egenolf, K.; Verma S.; Schöne, J.; Klaiber, I.; Arango, J.; Cadisch, G.; Neumann, G.; Rasche, F. (2021). Rhizosphere pH and cation-anion balance determine exudation of nitrification inhibitor 3-epi-brachialactone suggesting release via secondary transport. Physiologia Plantarum, 172(1):116-123. DOI: 10.1111/ppl.13300.

Windisch S.H., Sommermann L., Babin D., Chowdhury S.P., Grosch R., Moradtalab N., Walker F., Höglinger B., El-Hasan A., Armbruster W., Nesme J., Sørensen S.J., Schellenberg I., Geistlinger J., Smalla K., Rothballer M., Ludewig U., Neumann G. (2021). Impact of Long-Term Organic and Mineral Fertilization on Rhizosphere Metabolites, Root-Microbial Interactions and Plant Health of Lettuce. Front. Microbiol. 11:597745, doi: 10.3389/fmicb.2020.597745.

Babin, D.; Sommermann, L.; Chowdhury, P.S. ; Behr, J.; Sandmann M.; Neumann, G., Nesme, J.;  Sørensen, S.; Schellenberg, I.; Rothballer, M.; Geistlinger, J.; Smalla, K.; Grosch, R. (2021): Distinct rhizomicrobiota assemblages and plant performance in lettuce grown in soils with different agricultural management histories. FEMS Microbiol. Ecol., doi:10.1093/femsec/fiab027 

Imran M., Mahmood A., Neumann G., Boelt B. (2021). Zinc seed priming improves spinach germination at low temperature. Agriculture 11(3):271, doi: 10.3390/agriculture11030271 

Zimmermann B., Claß-Mahler I., Von Cossel M., Lewandowski I., ... & Bahrs E. (2021): Mineral-ecological cropping systems – A new approach to improve ecosystem services by farming without chemical synthetic plant protection. Agronomy, 2021; 11(9):1710, doi: 10.3390/agronomy1109171

Zhou, Y., Olt, P., Neuhaeuser, B., Moradtalab, N., Bautista, W, Uhde-Stone, C., Neumann, G., Ludewig, U. (2021): Loss of LaMATE impairs isoflavonoid release from cluster roots of phosphorus-deficient white lupin. Physoiol. Plantarum 173(3):1207-1220, doi: 10.1111/ppl.13515

Windisch, S.;Walter, A.; Moradtalab, N.;Walker, F.; Höglinger, B.; El-Hasan, A.; Ludewig, U.;Neumann, G.; Grosch, R. (2021): Role of benzoic acid and lettucenin A in the defense response of lettuce against soil-borne pathogens. Plants 10: 2336, doi: 10.3390/plants10112336

Asim, M., Goertz, S., Moradtalab N., Walker, F., Höglinger B., Ludewig, U., Neumann G. (2021): Drought-protective effects of nutrient seed treatments during early growth of oilseed rape. Journal of Plant Nutrtion, doi: 10.1080/01904167.2022.2067049

2020

Brito, A. S., Neuhäuser, B., Wintjens, R., Marini, A. M., & Boeckstaens, M. (2020). Yeast filamentation signaling is connected to a specific substrate translocation mechanism of the Mep2 transceptor. PLoS genetics, 16(2), doi: 10.1371/journal.pgen.1008634

Ganz, P., Ijato, T., Porras-Murrilo, R., Stührwohldt, N., Ludewig, U., & Neuhäuser, B. (2020). A twin histidine motif is the core structure for high-affinity substrate selection in plant ammonium transporters. Journal of Biological Chemistry, 295(10), 3362-3370, doi: 10.1074/jbc.RA119.010891

Müller, T., Neuhäuser, B., Ludewig, U., Houdinet, G., Zimmermann, S. D., Courty, P. E., & Wipf, D. (2020). New insights into HcPTR2A and HcPTR2B, two high-affinity peptide transporters from the ectomycorrhizal model fungus Hebeloma cylindrosporum. Mycorrhiza, 30(6), 735-747, doi: 10.1007/s00572-020-00983-7

Liu, Y., & Ludewig, U. (2020). Improved establishment of Miscanthus× giganteus stem propagation by Herbaspirillum inoculation. Industrial crops and products, 150, 112339, doi: 10.1016/j.indcrop.2020.112339

Neuhäuser, B. (2020). Distinct transport mechanism in Candida albicans methylammonium permeases. Mycological Progress, 19(10), 1143-1149, doi: 10.1007/s11557-020-01625-0

Mpanga I.K., Neumann G., Schuch U.K., Schalau J. (2020): Sustainable agriculture practices as a driver for Increased harvested cropland among large-scale growers in Arizona: A paradox for small-scale growers. Adv. Sustainable Syst., doi: 10.1002/adsu.201900143

Mpanga I., Ludewig U., Dapaah H.K., Neumann G. (2020): Acquisition of Rock Phosphate by combined application of Ammonium fertilizers and Bacillus amyloliquefaciens FZB42 in Maize as affected by Soil pH. Journal of Applied Microbiology, doi: 10.1111/jam.14654

Moradtalab N., Ahmed A., Geistlinger J., Walker F., Höglinger B., Ludewig U. and Neumann G. (2020): Synergisms of Microbial Consortia, N Forms, and Micronutrients Alleviate Oxidative Damage and Stimulate Hormonal Cold Stress Adaptations in Maize. Front. Plant Sci. 11:396. doi: 10.3389/fpls.2020.00396

Bradáčová K., Kandeler E., Berger N., Ludewig U., Neumann G. (2020): Microbial consortia Stimulate early growth of Maize depending on Nitrogen and Phosphorus supply. Plant, Soil and Environment, doi:10.17221/382/2019-PSE 

Egenolf  K., Conrad J., Schöne J., Braunberger C., Beifuß U., Walker F., Nuñezd J., Arango J., Karwat H., Cadisch G., Neumann G., Rasche F. (2020): Brachialactone isomers and derivatives of Brachiaria humidicola reveal contrasting nitrification inhibiting activity. Plant Physiol.Biochem.154: 491-497, doi:10.1016/j.plaphy.2020.06.004

2019

Liu, Y., & Ludewig, U. (2019). Nitrogen‐dependent bacterial community shifts in root, rhizome and rhizosphere of nutrient‐efficient Miscanthus x giganteus from long‐term field trials. GCB Bioenergy, 11(11), 1334-1347, doi: 10.1111/gcbb.12634

Wu, X., Liu, T., Zhang, Y., Duan, F., Neuhäuser, B., Ludewig, U., Schulze, W.X. & Yuan, L. (2019). Ammonium and nitrate regulate NH4+ uptake activity of Arabidopsis ammonium transporter AtAMT1; 3 via phosphorylation at multiple C-terminal sites. Journal of Experimental Botany, 70(18), 4919-4930, doi: 10.1093/jxb/erz230

Klamer, F., Vogel, F., Li, X., Bremer, H., Neumann, G., Neuhäuser, B., ... & Ludewig, U. (2019). Estimating the importance of maize root hairs in low phosphorus conditions and under drought. Annals of Botany, 124(6), 961-968, doi: 10.1093/aob/mcz011

Ludewig, U., Yuan, L., & Neumann, G. (2019). Improving the efficiency and effectiveness of global phosphorus use: focus on root and rhizosphere levels in the agronomic system. Frontiers of Agricultural Science and Engineering, 6(4), 357-365, doi: 10.15302/J-FASE-2019275

Bradáčová, K., Sittinger, M., Tietz, K., Neuhäuser, B., Kandeler, E., Berger, N., ... & Neumann, G. (2019). Maize inoculation with microbial consortia: contrasting effects on rhizosphere activities, nutrient acquisition and early growth in different soils. Microorganisms, 7(9), 329, doi: 10.3390/microorganisms7090329

Ganz, P., Mink, R., Ijato, T., Porras-Murillo, R., Ludewig, U., & Neuhäuser, B. (2019). A pore-occluding phenylalanine gate prevents ion slippage through plant ammonium transporters. Scientific reports, 9(1), 1-9, doi: 10.1038/s41598-019-53333-9

Bradáčová, K., Florea, A. S., Bar-Tal, A., Minz, D., Yermiyahu, U., Shawahna, R., ... & Poşta, G. (2019). Microbial consortia versus single-strain inoculants: an advantage in PGPM-assisted tomato production?. Agronomy, 9(2), 105, doi: 10.3390/agronomy9020105

Zhou, Y., Sarker, U., Neumann, G., & Ludewig, U. (2019). The LaCEP1 peptide modulates cluster root morphology in Lupinus albus. Physiologia plantarum, 166(2), 525-537, doi: 10.1111/ppl.12799

Mpanga, I. K., Nkebiwe, P. M., Kuhlmann, M., Cozzolino, V., Piccolo, A., Geistlinger, J., Berger, N., Ludewig, U. & Neumann, G. (2019). The form of N supply determines plant growth promotion by P-solubilizing microorganisms in maize. Microorganisms, 7(2), 38. doi:10.3390/microorganisms7020038

2018

Chen, X., & Ludewig, U. (2018). Biomass increase under zinc deficiency caused by delay of early flowering in Arabidopsis. Journal of Experimental Botany, 69(5), 1269-1279, doi: 10.1093/jxb/erx478

Zörb, C., Ludewig, U., & Hawkesford, M. J. (2018). Perspective on wheat yield and quality with reduced nitrogen supply. Trends in plant science, 23(11), 1029-1037, doi: 10.1016/j.tplants.2018.08.012

Menz, J., Range, T., Trini, J., Ludewig, U., & Neuhäuser, B. (2018). Molecular basis of differential nitrogen use efficiencies and nitrogen source preferences in contrasting Arabidopsis accessions. Scientific Reports, 8(1), 1-11, doi: 10.1038/s41598-018-21684-4

Moradtalab, N., Weinmann, M., Walker, F., Höglinger, B., Ludewig, U., & Neumann, G. (2018). Silicon improves chilling tolerance during early growth of maize by effects on micronutrient homeostasis and hormonal balances. Frontiers in plant science, 9, 420, doi: 10.3389/fpls.2018.00420

Chen, X., Schönberger, B., Menz, J., & Ludewig, U. (2018). Plasticity of DNA methylation and gene expression under zinc deficiency in Arabidopsis roots. Plant and Cell Physiology, 59(9), 1790-1802, doi: 10.1093/pcp/pcy100

Mager, S., & Ludewig, U. (2018). Massive loss of DNA methylation in nitrogen-, but not in phosphorus-deficient Zea mays roots is poorly correlated with gene expression differences. Frontiers in Plant Science, 9, 497, doi: 10.3389/fpls.2018.00497

Mager, S., Schönberger, B., & Ludewig, U. (2018). The transcriptome of zinc deficient maize roots and its relationship to DNA methylation loss. BMC plant biology, 18(1), 1-16, doi: 10.1186/s12870-018-1603-z

Mpanga, I. K., Dapaah, H. K., Geistlinger, J., Ludewig, U., & Neumann, G. (2018). Soil type-dependent interactions of P-solubilizing microorganisms with organic and inorganic fertilizers mediate plant growth promotion in tomato. Agronomy, 8(10), 213, doi: 10.3390/agronomy8100213

Selected Publications before 2018

Straub, T., Ludewig, U., & Neuhäuser, B. (2017). The kinase CIPK23 inhibits ammonium transport in Arabidopsis thaliana. The Plant Cell, 29(2), 409-422, doi: 10.1105/tpc.16.00806

Windisch, S., Bott, S., Ohler, M. A., Mock, H. P., Lippmann, R., Grosch, R., Smalla, K., Ludewig, U. & Neumann, G. (2017). Rhizoctonia solani and bacterial inoculants stimulate root exudation of antifungal compounds in lettuce in a soil-type specific manner. Agronomy, 7(2), 44, doi: 10.3390/agronomy7020044

Menz, J., Li, Z., Schulze, W. X., & Ludewig, U. (2016). Early nitrogen‐deprivation responses in Arabidopsis roots reveal distinct differences on transcriptome and (phospho‐) proteome levels between nitrate and ammonium nutrition. The Plant Journal, 88(5), 717-734, doi: 10.1111/tpj.13272

Straub, D., Yang, H., Liu, Y., Tsap, T., & Ludewig, U. (2013). Root ethylene signalling is involved in Miscanthus sinensis growth promotion by the bacterial endophyte Herbaspirillum frisingense GSF30T. Journal of Experimental Botany, 64(14), 4603-4615, doi: 10.1093/jxb/ert276

Ladwig, F., Stahl, M., Ludewig, U., Hirner, A. A., Hammes, U. Z., Stadler, R., ... & Koch, W. (2012). Siliques are Red1 from Arabidopsis acts as a bidirectional amino acid transporter that is crucial for the amino acid homeostasis of siliques. Plant Physiology, 158(4), 1643-1655, doi: 10.1104/pp.111.192583

Von der Fecht-Bartenbach, J., Bogner, M., Dynowski, M., & Ludewig, U. (2010). CLC-b-mediated NO− 3/H+ exchange across the tonoplast of Arabidopsis vacuoles. Plant and Cell Physiology, 51(6), 960-968, doi: 10.1093/pcp/pcq062

Dynowski, M., Schaaf, G., Loque, D., Moran, O., & Ludewig, U. (2008). Plant plasma membrane water channels conduct the signalling molecule H2O2. Biochemical Journal, 414(1), 53-61, doi: 10.1042/BJ20080287

Guether, M., Neuhauser, B., Balestrini, R., Dynowski, M., Ludewig, U., & Bonfante, P. (2009). A mycorrhizal-specific ammonium transporter from Lotus japonicus acquires nitrogen released by arbuscular mycorrhizal fungi. Plant Physiology, 150(1), 73-83, doi: 10.1104/pp.109.136390

Neuhauser, B., Dynowski, M., Mayer, M., & Ludewig, U. (2007). Regulation of NH4+ transport by essential cross talk between AMT monomers through the carboxyl tails. Plant physiology, 143(4), 1651-1659, doi: 10.1104/pp.106.094243

Fecht‐Bartenbach, J. V. D., Bogner, M., Krebs, M., Stierhof, Y. D., Schumacher, K., & Ludewig, U. (2007). Function of the anion transporter AtCLC‐d in the trans‐Golgi network. The Plant Journal, 50(3), 466-474, doi: 10.1111/j.1365-313X.2007.03061.x

Takano, J., Wada, M., Ludewig, U., Schaaf, G., Von Wirén, N., & Fujiwara, T. (2006). The Arabidopsis major intrinsic protein NIP5; 1 is essential for efficient boron uptake and plant development under boron limitation. The Plant Cell, 18(6), 1498-1509, doi: 10.1105/tpc.106.041640

Loqué, D., Ludewig, U., Yuan, L., & von Wirén, N. (2005). Tonoplast intrinsic proteins AtTIP2; 1 and AtTIP2; 3 facilitate NH3 transport into the vacuole. Plant Physiology, 137(2), 671-680, doi: 10.1104/pp.104.051268

Schaaf, G., Ludewig, U., Erenoglu, B. E., Mori, S., Kitahara, T., & Von Wirén, N. (2004). ZmYS1 functions as a proton-coupled symporter for phytosiderophore-and nicotianamine-chelated metals. Journal of Biological Chemistry, 279(10), 9091-9096, doi: 10.1074/jbc.M311799200

Su, Y. H., Frommer, W. B., & Ludewig, U. (2004). Molecular and functional characterization of a family of amino acid transporters from Arabidopsis. Plant Physiology, 136(2), 3104-3113, doi: 10.1104/pp.104.045278

Pilot, G., Stransky, H., Bushey, D. F., Pratelli, R., Ludewig, U., Wingate, V. P., & Frommer, W. B. (2004). Overexpression of GLUTAMINE DUMPER1 leads to hypersecretion of glutamine from hydathodes of Arabidopsis leaves. The Plant Cell, 16(7), 1827-1840, doi: 10.1105/tpc.021642

Liu, L. H., Ludewig, U., Frommer, W. B., & von Wirén, N. (2003). AtDUR3 encodes a new type of high-affinity urea/H+ symporter in Arabidopsis. The Plant Cell, 15(3), 790-800, pmcid: PMC150031

Liu, L. H., Ludewig, U., Gassert, B., Frommer, W. B., & von Wirén, N. (2003). Urea transport by nitrogen-regulated tonoplast intrinsic proteins in Arabidopsis. Plant Physiology, 133(3), 1220-1228, pmcid: PMC281617

Ludewig, U., von Wirén, N., & Frommer, W. B. (2002). Uniport of NH 4+ by the root hair plasma membrane ammonium transporter LeAMT1; 1. Journal of Biological Chemistry, 277(16), 13548-13555, doi: 10.1074/jbc.M200739200

Desimone, M., Catoni, E., Ludewig, U., Hilpert, M., Schneider, A., Kunze, R., ... & Schumacher, K. (2002). A novel superfamily of transporters for allantoin and other oxo derivatives of nitrogen heterocyclic compounds in Arabidopsis. The Plant Cell, 14(4), 847-856, doi: 10.1105/tpc.010458

Frommer, W. B., Ludewig, U., & Rentsch, D. (1999). Taking transgenic plants with a pinch of salt. Science, 285(5431), 1222-1223, doi: 10.1126/science.285.5431.1222

Ludewig, U., Pusch, M., & Jentsch, T. J. (1996). Two physically distinct pores in the dimeric CIC-0 chloride channel. Nature, 383(6598), 340-343, doi: 10.1038/383340a0

Pusch, M., Ludewig, U., Rehfeldt, A., & Jentsch, T. J. (1995). Gating of the voltage-dependent chloride channel CIC-0 by the permeant anion. Nature, 373(6514), 527-531, doi: 10.1038/373527a0