2021:
Kuhnert N., and M.S. Ullrich. Editorial special edition Cocotea 2019. Fifth international conference on coffee, cocoa and tea. Food Research International 143: 110243 (2021).
Thorstenson C.A., and M.S. Ullrich. Ecological Fitness of Vibrio cholerae, Vibrio parahemolyticus, and Vibrio vulnificus in a small-scale population dynamics study. Frontiers in Marine Science 8: 623988 (2021).
Kumar S., R.N. D’Souza, B. Behrends, M. Corno, M.S. Ullrich, N. Kuhnert, and M.T. Hütt. Cocoa origin classifiability through LC-MS data: A statistical approach for large and long-term datasets. Food Research International 140: 109983 (2021).
Will V., A. Stahl, and M.S. Ullrich. Heavy metal resistance in Marinobacter adhaerens HP15 supports colonization of transparent exopolymer particles during its interaction with diatoms. Marine Ecology Progress Series 658: 47-57 (2021).
Said I.H., C. Hagedorn, D.D. Petrov, M.B. Retta, J.D. Truex, S. Haka, M.S. Ullrich, and N. Kuhnert. LC-MS based metabolomic approach for the efficient identification and relative quantification of bioavailable cocoa phenolics in human urine. Food Chemistry 364: 130198 (2021).
2020:
Thorstenson C.A., and M.S. Ullrich. Developing a universal and efficient method for the rapid selection of stable fluorescent protein-tagged pathogenic Vibrio species. Marine Science and Engineering 8: 804 (2020).
Kuhnert N., R.N. D’Souza, B. Behrends, M.S. Ullrich, and M. Witt. Investigating time dependent cocoa bean fermentation by ESI-FT-ICR mass spectrometry. Food Research International 133: 109209 (2020).
Ma T., P. Yang, I. Dammann, Z. Lin, A.S. Mougharbel, M.X. Li, F. Adascalitei, R. Mitea, C. Silvestru, C.A. Thorstenson, M.S. Ullrich, K. Cseh, A. Jakupec, B.K. Keppler, M. Donalisio, R. Cavalli, D. Lembo, and U. Kortz. Tetra-(p-toly)antimony(III)-containing heteropolytungstates, [(p-toly)SbIII)4(A-alpha-XW9O34)]n- (X = P, As, or Ge): Synthesis, Structure, and Study of Antibacterial and Antitumor Activity. Inorganic Chemistry 59: 2978–2987 (2020).
John W.A., N. Böttcher, B. Behrends, M. Corno, N. Kuhnert, and M.S. Ullrich. Experimentally modelling cocoa bean fermentation reveals key factors and their influences. Food Chemistry 302: 125335 (2020).
2019:
Warren A. John, Nina L. Böttcher, Britta Behrends, Roy N. D’Souza, Marcello Corno, Nikolai Kuhnert, and Matthias S. Ullrich (2019) Experimentally modelling cocoa bean fermentation reveals key factors and their influences. Food Chemistry 302: 125335. DOI: 10.1016/j.foodchem.2019.125335
Song Wang, Diana Sirbu, Laurenz Thomsen, Nikolai Kuhnert, Matthias S. Ullrich, and Claudia Thomsen (2019) Comparative lipidomic studies of Scenedesmus sp. (Chlorophyceae) and Cylindrotheca closterium (Bacillariophyceae) reveal their differences in lipid production under nitrogen starvation. Journal of Phycology, 24 May 2019, DOI 10.1111/jpy.12887
Benjamin Gillard, Damianos Chatzievangelou, Laurenz Thomsen, and Matthias S. Ullrich (2019) Heavy-metal-resistant microorganisms in deep-sea sediments disturbed by mining activity: An application toward the development of experimental in vitro systems. Frontiers in Marine Science 6: 462. DOI: 10.3389/fmars.2019.00462
Warren A. John, Nina L. Böttcher, Maximilian Aßkamp, Audrey Bergouhou, Neha Kumari, Ping-Wei Ho, Roy N. D’Souza, Elke Nevoigt, and Matthias S. Ullrich (2019) Forcing Fermentation: Profiling Proteins, Peptides, and Polyphenols in Lab-Scale Cocoa Bean Fermentation. Food Chemistry 278:786-794, DOI: 10.1016/j.foodchem.2018.11.108
Nikolai Kuhnert, Inamullah H. Said, Abhinandan Shrestha, Ahmed Rezk, Anne Grimbs, Jennifer Nolzen, Harwig Schepker, Klaudia Brix, Dirk Albach, and Matthias S. Ullrich (2019) Rhododendron natural products as sources of novel antibiotics. Rhododendrons International 3(2): 141-151.
2018:
San San Yu and Matthias S. Ullrich (2018) Interaction of nitrogen fixation and alginate synthesis of Azotobacter vinelandii isolated from Myanmar mangroves. International Jounral of Plant Biology & Research 6(2): 1088.
Mauricio Moreno-Zambrano, Sergio Grimbs, Matthias S. Ullrich, and Marc-Thorsten Hütt (2018) A mathematical model of cocoa bean fermentation. Royal Society Open Science, DOI: 10.1098/rsos.180964.
Ingrid Torres-Monroy and Matthias S. Ullrich (2018) Identification of bacterial genes expressed during diatom-bacteria interactions using an in vivo expression technology approach. Frontiers in Marine Science, DOI: 10.3389/fmars.2018.00200.
Diana Sirbu, Anne Grimbs, Marcello Corno, Matthias S. Ullrich, and Nikolai Kuhnert (2018) Variation of triacylglycerol profiles in unfermented and dried fermented cocoa beans of different origins. Food Research International 111: 361-370, DOI 10.1016/j.foodres.2018.05.025.
Neha Kumari, Anne Grimbs, Roy N. D’Souza, Sujit K. Verma, Marcello Cornoa, Nikolai Kuhnert, and Matthias S. Ullrich (2018) Origin and varietal based proteomic and peptidomic fingerprinting of Theobroma cacao in non-fermented and fermented cocoa beans. Food Research International 111: 137-147 DOI 10.1016/j.foodres.2018.05.010.
Song Wang, Sujit K. Verma, Inamullah H. Said, Laurenz Thomsen, Matthias S. Ullrich, and Nikolai Kuhnert (2018) Changes in fucoxanthin production and protein profiles in Cylindrotheca closterium in response to blue light-emitting diode light. Microbial Cell Factories 17: 110 DOI 10.1186/s12934-018-0957-0
Wassim W. Ayass, T Fodor, E Farkas, Z Lin, HM Qasim, S Bhattacharya, AS Mougharbel, Khaled Abdallah, Matthias S. Ullrich, S Zaib, J Iqbal, S Harangi, G Szalontai, I Bányai, L Zékány, I Tóth, and Uli Kortz. (2018) Dithallium(III)-Containing 30-Tungsto-4-phosphate, [Tl2Na2(H2O)2(P2W15O56)2]16-: Synthesis, Structural Characterization, and Biological Studies. Inorganic Chemistry. DOI 10.1021/acs.inorgchem.8b00878.
Roy N. D’Souza, Anne Grimbs, Sergio Grimbs, Britta Behrends, Marcello Corno, Matthias S. Ullrich, and Nikolai Kuhnert (2018) Degradation of cocoa proteins into oligopeptides during sponataneous fermentation of cocoa beans. Food Research International 109: 506-516, DOI 10.1016/j.foodres.2018.04.068.
Song Wang, Inamullah H. Said, Candice Thorstenson, Claudia Thomsen, Matthias S. Ullrich, Nikolai Kuhnert, and Laurenz Thomsen (2018) Pilot-scale production of antibacterial substances by the marine diatom Phaeodactylum tricornutum Bohlin. Algal Research 32: 113-120. DOI 10:1016/j.algal.2018.03.014.
Inamullah H. Said, Selin Gencer, Matthias S. Ullrich, and Nikolai Kuhnert (2018) Tea and coffee time with bacteria – Investigation of uptake of key coffee and tea phenolics by wild type Escherichia coli. Food Research International, DOI 10.1016/j.foodres.2018.03.023
Diana Sirbu, Marcello Corno, Matthias S. Ullrich, and Nikolai Kuhnert (2018) Characterization of triacylglycerols in unfermented cocoa beans by HPLC-ESI mass spectrometry. Food Chemistry 254: 232-240. DOI 10.1016/j.foodchem.2018.01.194.
2017:
Antje Stahl, Alexandra I. Lazar, Veronica Muchemu, Werner M. Nau, Matthias S. Ullrich, and Andreas Hennig (2017) A fluorescent, supramolecular chemosensor to follow steroid depletion in bacterial cultures. Anal Bioanal Chem. DOI 10.1007/s00216-017-0593-2.
Abhinandan Shretha, Ahmed Rezk, Inamullah H. Said, Victoria von Glasenapp Rachelle Smith, Matthias S. Ullrich, Hartwig Schepker, and Nikolai Kuhnert (2017). Comparison of the polyphenolic profile and antibacterial activity of the leaves, fruits and flowers of Rhododendron ambiguum and Rhododendron cinnabarinum. BMC Research Notes 10:297. DOI 10.1186/s13104-017-260-1.
Inamullah H. Said, Ahmed Rezk, Isfahin Hussain, Anne Grimbs, Abhinandan Shrestha, Hartwig Schepker, Klaudia Brix, Matthias S. Ullrich, and Nikolai Kuhnert (2017). Metabolome Comparison of Bioactive and Inactive Rhododendron Extracts and Identification of an Antibacterial Cannabinoid(s) from Rhododendron collettianum. Phytochemical Analysis. DOI 10.1002/pca.269.
Roy N. D’Souza , Sergio Grimbs, Britta Behrends, Herwig Bernaert, Matthias S. Ullrich, and Nikolai Kuhnert (2017) Origin-based polyphenolic fingerprinting of Theobroma cacao in unfermented and fermented beans. Food Research International, doi.org/10.1016/j.foodres.2017.06.007.
Anne Grimbs, Abhinandan Shretha, Ahmed Rezk, Sergio Grimbs, Inamullah H. Said, Hartwig Schepker, Marc-Thorsten Hütt, Dirk C. Albach, Klaudia Brix, Nikolai Kuhnert, and Matthias S. Ullrich (2017) Bioactivity in Rhododendron: A systemic analysis of antimicrobial and cytotoxic activities and their phylogenetic and phytochemical origins. Frontiers in Plant Science DOI: 10.3389/fpls.2017.00551.
2016:
Antje Stahl and Matthias S. Ullrich (2016) Proteomics analysis of the response of the marine bacterium Marinobacter adhaerens HP15 to the diatom Thalassiosira weissflogii. Aquatic Microbial Ecology DOI: 10.3354/ame01804.
Neha Kumari, Kouame J. Kofi, Sergio Grimbs, Roy D’Souza, Nikolai Kuhnert, Gino Vrancken, and Matthias S. Ullrich (2016) Biochemical fate of vicilin storage protein during fermentation and drying of cocoa beans. Food Research International DOI: 10.1016/j.foodres.2016.10.033.
Warren A. John, Neha Kumari, Nina L. Böttcher, Kouame J. Kofi, Sergio Grimbs, Gino Vrancken, Roy N. D’Souza, Nikolai Kuhnert, and Matthias S. Ullrich (2016) Aseptic artificial fermentation of cocoa beans can be fashioned to replicate the peptide profile of commercial cocoa bean fermentation. Food Research International DOI: 10.1016/j.foodres.2016.10.011.
Khaled Abdallah, Katharina Hartman, Daniel Pletzer, Daria Zhurina, and Matthias S. Ullrich (2016) The bacteriophage-derived transcriptional regulator, LscR, activates the expression of levansucrase genes in Pseudomonas syringae. Molecular Microbiology
Wassim W. Ayass, Tamas Fodor, Zhengguo Lin, Rachelle M. Smith, Xiaolin Xing, Khaled Abdallah, Imre Toth, Laszlo Zekany, Magda Pascual-Borras, Antonio Rodriguez-Fortea, Joseph M. Poblet, LinyuanFan, Jie Cao, Bineta Keita, Matthias S. Ullrich, and Ulrich Kortz (2016) Synthesis, structure, and antibacterial activity of a Ti3+-containing polyoxometalate, [Ti2{B-ß-SiW8O30(OH)}2]12-. Inorganic Chemistry DOI 10.102/acs.inorgchem.6b01921.
Inamullah H. Said, Rohan Shah, Matthias S. Ullrich, and Nikolai Kuhnert (2016) Quantification of microbial uptake of quercetin and its derivatives using an UHPLC-ESI-qTOF mass spectrometry assay. Food and Function 2016 DOI: 10.1039/C6FO00652C.
Peng Yang, Zhengguo Lin, Bassem S. Bassil, Gabriela Alfaro-Espinoza, Matthias S. Ullrich, Ming-Xing Li, Cristian Silvestru, and Ulrich Kortz (2016) Tetra-Antimony(III)-bridged 18-Tungsto-2-arsenates(V), [(LSbIII)4 (A-alpha-AsW9O34)2]10- (L = Ph, OH): Turning bioactivity on and off by ligand substitution. Inorg. Chem. 2016, DOI: 10.1021/acs.inorgchem/6b00107.
Mohamed Gamaledin Elsadig Karar, Laura Quiet, Ahmed Rezk, Rakesh Jaiswal, Maren Rehders, Matthias. S. Ullrich, Klaudia Brix, and Nikolai Kuhnert (2016) Phenolic profile and in vivo assessment of cytotoxicity and antibacterial activity of Ziziphus spina-christi leaf extracts. Medicinal Chemistry 2016, Vol. 6:143-156. DOI: 10.4172/2161-0444.1000339.
2015:
Peng Yang, Zhengguo Lin, Gabriela Alfaro-Espinoza, Matthias S. Ullrich, Ciprian I. Rat, Cristian Silvestru, and Ulrich Kortz (2015) 19-Tungstodiarsenate(III) functionalized by organoantimony(III) groups: Tuning the structure-bioactivity relationship. Inorg. Chem. 2015, Dec. 14. DOI: 10.1021/acs.inorgchem/5b02189.
Ahmed Rezk, Alaa Al-Hashimi, Warren John, Hartwig Schepker, Matthias S. Ullrich, and Klaudia Brix (2015) Assessment of cytotoxicity exerted by leaf extracts from plants of the genus Rhododendron towards epidermal keratinocytes and intestine epithelial cells. BMC Complementary and Alternative Medicine 15: 364-382 DOI: 10.1186/s12906-015-0860-8.
Peng Yang, Bassem S. Bassil, Zhengguo Lin, Ali Haider, Gabriela Alfaro-Espinoza, Matthias S. Ullrich, Cristian Silvestru, and Ulrich Kortz (2015) Organoantimony(III)-containing tungstoarsenates(III): From controlled assembly to biological activity. Chemistry A European Journal 2015, 21, 1-8 DOI: 10.1002/chem.201502398
Antje Stahl, Daniel Pletzer, Amna Mehmood and Matthias S. Ullrich (2015) Marinobacter adhaerens HP15 harbors two CzcCBA efflux pumps involved in zinc detoxification. Antonie van Leeuwenhoek (2015) DOI: 10.1007/s10482-015-0520-5
Anna Lopf, Mesude Bicak, Renzo Kottmann, Julia Schnelzer, Ivaylo Kostadinov,… Matthias S. Ullrich, Gunnar Gerdts, Antje Wichels,… and Frank Oliver Glöckner (2015) The ocean sampling day consortium. GigaScience 4:27 (2015) DOI: 10.1186/s13742-015-0066-5
Gabriela Alfaro-Espinoza and Matthias S. Ullrich (2015). Bacterial N2-fixation in mangrove ecosystems: insights from a diazotroph-mangrove interaction. Front. Microbiol. 6:445. DOI: 10.3389/fmicb.2005.00445
Ahmed Rezk, Jennifer Nolzen, Hartwig Schepker, Dirk C Albach, Klaudia Brix and Matthias S Ullrich (2015). Phylogenetic spectrum and analysis of antibacterial activities of leaf extracts from plants of the genus Rhododendron.BMC Complementary and Alternative Medicine (2015). DOI 10.1186/s12906-015-0596-5
Amna Mehmood, Khaled Abdallah, Shaunak Khandekar, Daria Zhurina, Abhishek Srivastava, Nehaya Al-Karablieh, Gabriela Alfaro-Espinoza, Daniel Pletzer, Matthias S. Ullrich (2015). Expression of extra-cellular levansucrase in Pseudomonas syringae is controlled by the in planta fitness-promoting metabolic repressor HexR. BMC Microbiology.2015, 15:48. DOI: 10.1186/s12866-015-0349-0
Melinda Bartok, Rashmi Tandon, Gabriela Alfaro-Espinoza, Matthias S. Ullrich, Detlef Gabel (2015). Reduction of Cytotoxicity of Benzalkonium Chloride and Octenidine by Brilliant Blue G. EXCLI Journal 01/2015; 14:123-132.
2014:
Shalin Seebah, Caitlin Fairfield, Matthias S. Ullrich, Uta Passow (2014). Aggregation and Sedimentation of Thalassiosira weissflogii (diatom) in a Warmer and More Acidified Future Ocean. PLoS ONE 11/2014.
Gabriela Alfaro-Espinoza, Matthias S. Ullrich (2014). Marinobacterium mangrovicola sp. nov., a marine nitrogen-fixing bacterium isolated from mangrove roots of Rhizophora mangle. International Journal of Systematic and Evolutionary Microbiology 09/2014; · 2.80 Impact Factor
Shaunak K, Srivastava A, Pletzer D, Stahl A and Ullrich MS (2014). The conserved upstream region of lscB/C determines expression of different levansucrase genes in plant pathogen Pseudomonas syringae. BMC Microbiology 2014, 14:79 doi:10.1186/1471-2180-14-79
P Khodaygan, H Rahimian, M Shams-Bakhsh, M Ullrich, H Wiengart (2013). ANGULAR LEAF SPOT OF SLEEPY MALLOW INCITED BY A PATHOVAR, CLOSELY SIMILAR to Pseudomonas syringae pv. Syringae*. Iranian Journal of Plant Pathology. 01/2013; 49(1):1-5.
2012:
Srivastava, A., Al-Karablieh N., Khandekar S., Sharim A., Weingart H., and Ullrich M. (2012). Genomic distribution of levansucrase-coding genes in Pseudomonas syringae. Genes, 3: 115-137. Doi: 10.3390/genes3010115.
Gärdes A., Ramaye Y., Grossart H-P., Passow U., and Ullrich M.S. (2012). Effects of Marinobacter adhaerens HP15 on polymer exudation by Thalassiosira weissflogii at different N:P ratios. Marine Ecology Progress Series 461, 1-14 (2012).
2011:
Gärdes, A., Iversen M.H., Grossart H.P., Passow U., and Ullrich M.. Diatom-associated bacteria are required for aggregation of Thalassiosira weissflogii. ISME Journal, 5, 436-445 (2011).
2010:
Gärdes, A., Kaeppel, E., Shehzad, A., Seebah, S., Teeling, H., Yarza, P., Glöckner, F.O., Grossart, H.-P., and Ullrich, M.S. Complete genome sequence of Marinobacter adhaerens type strain (HP15), a diatom-interacting marine microorganism. Standards in Genomic Sciences. DOI: 10.4056/sigs.922139 (2010).
Wensing, A., Zimmermann, S. and Geider, K. Identification of the Corn Pathogen Pantoea stewartii by Mass Spectrometry of Whole-Cell Extracts and Its Detection with Novel PCR Primers. Appl. Environm. Microbiol., DOI: 10.1128/AEM.01032-10 (2010).
Braun, S., J. Hofmann, A. Wensing, H. Weingart, M. Ullrich, D. Spiteller, and B. Völksch. In vitro antibiosis by Pseudomonas syringae Pss22d, acting against the bacterial blight pathogen of soybean plants, does not influence in planta biocontrol. J. Phytopath., DOI: 10.1111/j.1439-0434.2009.01612 (2010).
Braun, S., J. Hofmann, A. Wensing, M. Ullrich, H. Weingart, B. Völksch, and D. Spiteller. Identification of the biosynthetic gene cluster of 3-methylarginine, a toxin produced by Pseudomonas syringae pv. syringae 22d/93. Appl. Environm. Microbiol., DOI: 10.1128/AEM.00666-09 (2010).
Khalilpour, P., K. Lampe, M. Wagener, B. Stigler, C. Heiss, M. Ullrich, E.Domann, R. Schnettler, and V. Alt.Ag/SiOxCy plasma polymer coating for antimicrobial protection of fracture fixation devices. J. Biomed. Mat. Res., in press (2010).
Wensing, A., S. Braun, P. Büttner, D. Expert, B. Völksch, M. Ullrich, and H.Weingart. Impact of siderophore production by Pseudomonas syringae pv.syringae 22d/93 on 6 epiphytic fitness and biocontrol activity against Pseudomonas syringae pv. glycinea 1a/96. Appl. Environm. Microbiol.,76:2704-2711 (2010).
2009:
2008:
2007:
2006:
Landgraf, A., H. Weingart, G. Tsiamis, and J. Boch. Different versions of Pseudomonas syringae pv. tomato DC3000 exist due to the activity of an effector transposon. Mol. Plant Pathol. 7:355-364 (2006).
2004:
2002:
2001:
2000:
1999:
1998:
1997:
1996:
Bender, C.L., D. A. Palmer, A. Penaloza-Vazquez, V. Rangaswamy, M. Ullrich. Biosynthesis of coronatine, a thermoregulated phytotoxin produced by the phytopathogen Pseudomonas syringae. Archives of Microbiology 166: 71-75 (1996).
1995:
1994:
1993:
1992:
Voelksch, B., M. Ullrich, and W. Fritsche. Identification and population dynamics of bacteria in leaf spots of soybean. Microbial Ecology 24: 304-311 (1992).