Publications

Robustness of the Cupriavidus necator-Catalyzed Production of α-Humulene
Becker, L.; Dietz, E.; Holtmann, D.
2025. Bioengineering, 12 (3), Art.-Nr.: 323. doi:10.3390/bioengineering12030323

A co-feeding strategy of formate and H for methanogens – Enhancing growth parameters and methane production
Sabel-Becker, B.; Jost, N. P.; Kaster, A.-K.; Holtmann, D.
2025. Journal of CO2 Utilization, 93, 103049. doi:10.1016/j.jcou.2025.103049

Individual process steps optimization of Cupriavidus necator-catalyzed production of α-humulene
Becker, L.; Dietz, E.; Holtmann, D.
2025. Biochemical Engineering Journal, 215, 109617. doi:10.1016/j.bej.2024.109617

Electrodes from carbonized grass clippings for bioelectrochemical systems
Langsdorf, A.; Halim, M.; Volkmar, M.; Stöckl, M.; Harnisch, R.; Hahn, P.; Ulber, R.; Holtmann, D.
2024. Cleaner Chemical Engineering, 9, 100118. doi:10.1016/j.clce.2024.100118

Value adding bioconversion of residues and byproducts—a logistics challenge
Rudi, A.; Schönrock, S.; Laudensack, W.; Schultmann, F.; Ulber, R.; Holtmann, D.
2024. Discover Applied Sciences, 6 (11), Art.-Nr.: 592. doi:10.1007/s42452-024-06286-2

Combining biocatalytic oxyfunctionalisation and organocatalytic aldol reaction to access chiral β-hydroxy ketones
Wang, Y.; Domestici, C.; Teetz, N.; Holtmann, D.; Alcalde, M.; Wang, M.; Qi, W.; Zhang, W.; Hollmann, F.
2024. Molecular Catalysis, 569, 114515. doi:10.1016/j.mcat.2024.114515

Yeast Surface Display Enables One‐Step Production and Immobilization of Unspecific Peroxygenases
Teetz, N.; Lang, S.; Liese, A.; Holtmann, D.
2024. ChemCatChem, 16 (21), e202400908. doi:10.1002/cctc.202400908

Unraveling the Electron Transfer in Cupriavidus necator – Insights Into Mediator Reduction Mechanics
Gemünde, A.; Ruppert, N.-L.; Holtmann, D.
2024. ChemElectroChem, 11 (14), Art.-Nr.: e202400273. doi:10.1002/celc.202400273

Simultaneous fermentation and enzymatic biocatalysis—a useful process option?
Oehlenschläger, K.; Schepp, E.; Stiefelmaier, J.; Holtmann, D.; Ulber, R.
2024. Biotechnology for Biofuels and Bioproducts, 17 (1), Art.-Nr.: 67. doi:10.1186/s13068-024-02519-z

Production of polyhydroxybutyrate from industrial flue gas by microbial electrosynthesis
Langsdorf, A.; Schütz, J. P.; Ulber, R.; Stöckl, M.; Holtmann, D.
2024. Journal of CO2 Utilization, 83, Art.-Nr.: 102800. doi:10.1016/j.jcou.2024.102800

Redox mediator interaction with Cupriavidus necator – spectroelectrochemical online analysis
Gemünde, A.; Gail, J.; Holtmann, D.
2024. Electrochemistry Communications, 162, Art.-Nr.: 107705. doi:10.1016/j.elecom.2024.107705

Microbial electrotechnology – Intensification of bioprocesses through the combination of electrochemistry and biotechnology
Stöckl, M.; Gemünde, A.; Holtmann, D.
2024. Physical sciences reviews, 9 (8), 2775–2793. doi:10.1515/psr-2022-0108

Chemoorganotrophic electrofermentation by Cupriavidus necator using redox mediators
Gemünde, A.; Rossini, E.; Lenz, O.; Frielingsdorf, S.; Holtmann, D.
2024. Bioelectrochemistry, 158, Art.-Nr.: 108694. doi:10.1016/j.bioelechem.2024.108694

Intensification of bioprocesses – definition, examples, challenges and future directions
Hartmann, L.; Krieg, T.; Holtmann, D.
2024. Physical Sciences Reviews, 9 (10), 3273–3287. doi:10.1515/psr-2022-0101

Anti-inflammatory effects of α-humulene on the release of pro-inflammatory cytokines in lipopolysaccharide-induced THP-1 cells
Becker, L.; Holtmann, D.
2024. Cell Biochemistry and Biophysics, 82 (2), 839–847. doi:10.1007/s12013-024-01235-7

Coupling of CO Electrolysis with Parallel and Semi‐Automated Biopolymer Synthesis – Ex‐Cell and without Downstream Processing
Dinges, I.; Depentori, I.; Gans, L.; Holtmann, D.; Waldvogel, S. R.; Stöckl, M.
2024. ChemSusChem, Art.-Nr.: e202301721. doi:10.1002/cssc.202301721

New insights into the influence of pre-culture on robust solvent production of C. acetobutylicum
Oehlenschläger, K.; Volkmar, M.; Stiefelmaier, J.; Langsdorf, A.; Holtmann, D.; Tippkötter, N.; Ulber, R.
2024. Applied Microbiology and Biotechnology, 108 (1), Art.-Nr.: 143. doi:10.1007/s00253-023-12981-8

Metabolic engineering of Shewanella oneidensis to produce glutamate and itaconic acid
Wohlers, H.; Zentgraf, L.; van der Sande, L.; Holtmann, D.
2024. Applied Microbiology and Biotechnology, 108 (1). doi:10.1007/s00253-023-12879-5

Autotrophic Production of the Sesquiterpene α-Humulene with Cupriavidus necator in a Controlled Bioreactor
Sydow, A.; Becker, L.; Lombard, E.; Ulber, R.; Guillouet, S. E.; Holtmann, D.
2023. Bioengineering, 10 (10), 1194. doi:10.3390/bioengineering10101194

Electrochemical HO - stat mode as reaction concept to improve the process performance of an unspecific peroxygenase
Sayoga, G. V.; Bueschler, V. S.; Beisch, H.; Utesch, T.; Holtmann, D.; Fiedler, B.; Ohde, D.; Liese, A.
2023. New Biotechnology, 78, 95 – 104. doi:10.1016/j.nbt.2023.10.007

Scalable Unseparated Bioelectrochemical Reactors by Using a Carbon Fiber Brush as Stirrer and Working Electrode
Hengsbach, J.-N.; Engel, M.; Cwienczek, M.; Stiefelmaier, J.; Tippkötter, N.; Holtmann, D.; Ulber, R.
2023. ChemElectroChem, 10 (21), Art.-Nr.: e202300440. doi:10.1002/celc.202300440

Quantitative and Non‐Quantitative Assessments of Enzymatic Electrosynthesis: A Case Study of Parameter Requirements
Sayoga, G.; Abt, M.; Teetz, N.; Bueschler, V.; Liese, A.; Franzreb, M.; Holtmann, D.
2023. ChemElectroChem, 10 (24), Art.Nr.: e202300226. doi:10.1002/celc.202300226

Municipal green waste as substrate for the microbial production of platform chemicals
Volkmar, M.; Maus, A.-L.; Weisbrodt, M.; Bohlender, J.; Langsdorf, A.; Holtmann, D.; Ulber, R.
2023. Bioresources and Bioprocessing, 10 (1), Art.-Nr.: 43. doi:10.1186/s40643-023-00663-2

Antibiofilm assay for antimicrobial peptides combating the sulfate‐reducing bacteria Desulfovibrio vulgaris
Stillger, L.; Viau, L.; Holtmann, D.; Müller, D.
2023. MicrobiologyOpen, 12 (4), Art.-Nr.: e1376. doi:10.1002/mbo3.1376

Process intensification using immobilized enzymes
Bolat, S.; Greifenstein, R.; Franzreb, M.; Holtmann, D.
2023. Physical Sciences Reviews. doi:10.1515/psr-2022-0110

Application of the all-in-one electrode for in situ HO generation in hydroxylation catalyzed by unspecific peroxygenase from Agrocybe aegerita
Sayoga, G. V.; Bueschler, V. S.; Beisch, H.; Holtmann, D.; Zeng, A.-P.; Fiedler, B.; Ohde, D.; Liese, A.
2023. Molecular Catalysis, 547, Art.-Nr.: 113325. doi:10.1016/j.mcat.2023.113325

Contribution of Enzyme Catalysis to the Achievement of the United Nations’ Sustainable Development Goals
Holtmann, D.; Hollmann, F.; Bouchaut, B.
2023. Molecules, 28 (10), Art.-Nr.: 4125. doi:10.3390/molecules28104125

Addition of Riboflavin-Coupled Magnetic Beads Increases Current Production in Bioelectrochemical Systems via the Increased Formation of Anode-Biofilms
Arinda, T.; Philipp, L.-A.; Rehnlund, D.; Edel, M.; Chodorski, J.; Stöckl, M.; Holtmann, D.; Ulber, R.; Gescher, J.; Sturm-Richter, K.
2019. Frontiers in microbiology, 10, Article: 126. doi:10.3389/fmicb.2019.00126

General overview of publications of Prof. Dirk Holtmann

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