Dr. Mark Alexander Ruben de Geus

Profile

Academic positionPost Doc
Research fieldsBioorganic and Biological Chemistry,Organic Molecular Chemistry,Biochemistry
KeywordsSite-specific protein functionalization, Targeted drug delivery, Antibody-conjugates, Dual modification, Chemoselectivity

Current contact address

CountryGermany
CityBerlin
InstitutionLeibniz-Forschungsinstitut für Molekulare Pharmakologie (FMP)
InstituteChemical Biology II

Host during sponsorship

Prof. Dr. Christian HackenbergerAbteilung Chemische Biologie, Leibniz-Forschungsinstitut für Molekulare Pharmakologie (FMP), Berlin
Start of initial sponsorship01/02/2022

Programme(s)

2021Humboldt Research Fellowship Programme for Postdocs

Publications (partial selection)

2025Able, Marina and Kasper, Marc-andr{\'{e}} and Vick, Binje and Schwach, Jonathan and Gao, Xiang and Schmitt, Saskia and Tizazu, Belay and Fischer, Amrei and K{\"{u}}nzl, Sarah and Leilich, Marit and Mai, Isabelle and Ochtrop, Philipp and Stengl, Andreas and de Geus, Mark A. R. and von Bergwelt-Baildon, Michael and Schumacher, Dominik and Helma, Jonas and Hackenberger, Christian P R and G{\"{o}}tze, Katharina S. and Jeremias, Irmela and Leonhardt, Heinrich and Feuring, Michaela and Spiekermann, Karsten: {Effective eradication of acute myeloid leukemia stem cells with FLT3-directed antibody-drug conjugates}. In: Leukemia, 2025,
2025de Geus, Mark A. R. and Stieger, Christian E and Arafiles, Jan Vincent V and Lotth{\'{e}}, Jean-Romain P. J. and Schmieder, Peter and Kemnitz-Hassanin, Kristin and Kindt, Beate and Leonhardt, Heinrich and Schmitt, Saskia and Gerlach, Marcus and Schumacher, Dominik and Helma, Jonas and Kasper, Marc-Andr{\'{e}} and Hackenberger, Christian P R: {Orthogonal Site-Specific Dual Bioconjugation of Aryl and Alkyl Thiols}. In: Journal of the American Chemical Society, 2025, 0--12
2024Doelman, Ward and Ligthart, N. A. M. and van de Plassche, M. A. T. and de Geus, M. A. R. and Reinalda, Luuk and Isendoorn, M. M. E. and Filippov, Dmitri V and van Kasteren, Sander Izaak: {Synthesis of Peptides Containing a Combination of Free and 2‐ trans ‐Cyclooctene Carbamate Protected Lysine Residues}. In: ChemBioChem, 25, 2024,
2023Ligthart, Nina A.M. and de Geus, Mark A.R. and van de Plassche, Merel A.T. and {Torres Garc{\'{i}}a}, Diana and Isendoorn, Marjolein M.E. and Reinalda, Luuk and Ofman, Dani{\"{e}}lle and van Leeuwen, Tyrza and van Kasteren, Sander I.: {A Lysosome-Targeted Tetrazine for Organelle-Specific Click-to-Release Chemistry in Antigen Presenting Cells}. In: Journal of the American Chemical Society, 145, 2023, 12630--12640
2022Stieger, Christian E. and Park, Yerin and de Geus, Mark A. R. and Kim, Dongju and Huhn, Christiane and Slenczka, J. Sophia and Ochtrop, Philipp and M{\"{u}}chler, Judith M. and S{\"{u}}ssmuth, Roderich D. and Broichhagen, Johannes and Baik, Mu‐Hyun and Hackenberger, Christian P. R.: {DFT‐Guided Discovery of Ethynyl‐Triazolyl‐Phosphinates as Modular Electrophiles for Chemoselective Cysteine Bioconjugation and Profiling}. In: Angewandte Chemie International Edition, 61, 2022, e202205348
2020van de Graaff, Michel J. and Oosenbrug, Timo and Marqvorsen, Mikkel H. S. and Nascimento, Clarissa R and de Geus, Mark A. R. and Manoury, B{\'{e}}n{\'{e}}dicte and Ressing, Maaike E and van Kasteren, Sander I.: {Conditionally Controlling Human TLR2 Activity via Trans-Cyclooctene Caged Ligands}. In: Bioconjugate Chemistry, 31, 2020, 1685--1692
2020de Geus, Mark A. R. and Maurits, Elmer and Sarris, Alexi J. C. and Hansen, Thomas and Kloet, Max S. and Kamphorst, Kiki and ten Hoeve, Wolter and Robillard, Marc S. and Pannwitz, Andrea and Bonnet, Sylvestre A. and Cod{\'{e}}e, Jeroen D. C. and Filippov, Dmitri V. and Overkleeft, Herman S. and van Kasteren, Sander I.: {Fluorogenic Bifunctional trans ‐Cyclooctenes as Efficient Tools for Investigating Click‐to‐Release Kinetics}. In: Chemistry – A European Journal, 26, 2020, 9900--9904
2020de Geus, Mark A. R. and Groenewold, G. J. Mirjam and Maurits, Elmer and Araman, Can and van Kasteren, Sander I.: {Synthetic methodology towards allylic trans -cyclooctene-ethers enables modification of carbohydrates: bioorthogonal manipulation of the lac repressor}. In: Chemical Science, 11, 2020, 10175--10179
2018van der Gracht, Anouk M. F. and de Geus, Mark A. R. and Camps, Marcel G. M. and Ruckwardt, Tracy J. and Sarris, Alexi J. C. and Bremmers, Jessica and Maurits, Elmer and Pawlak, Joanna B. and Posthoorn, Michelle M. and Bonger, Kimberly M. and Filippov, Dmitri V. and Overkleeft, Herman S. and Robillard, Marc S. and Ossendorp, Ferry and van Kasteren, Sander I.: {Chemical Control over T-Cell Activation in Vivo Using Deprotection of trans -Cyclooctene-Modified Epitopes}. In: ACS Chemical Biology, 13, 2018, 1569--1576
2018Versteegen, Ron M and ten Hoeve, Wolter and Rossin, Raffaella and de Geus, Mark A.R. and Janssen, Henk M and Robillard, Marc Stefan: {Click-to-Release from trans-Cyclooctenes: Mechanistic Insights and Expansion of Scope from Established Carbamate to Remarkable Ether Cleavage}. In: Angewandte Chemie - International Edition, 57, 2018, 10494--10499
2018Sarris, Alexi J. C. and Hansen, Thomas and de Geus, Mark A. R. and Maurits, Elmer and Doelman, Ward and Overkleeft, Herman S. and Cod{\'{e}}e, Jeroen D. C. and Filippov, Dmitri V. and van Kasteren, Sander I.: {Fast and pH‐Independent Elimination of trans ‐Cyclooctene by Using Aminoethyl‐Functionalized Tetrazines}. In: Chemistry – A European Journal, 24, 2018, 18075--18081
2017Kytidou, Kassiani and Beenakker, Thomas J. M. and Westerhof, Lotte B. and Hokke, Cornelis H. and Moolenaar, Geri F. and Goosen, Nora and Mirzaian, Mina and Ferraz, Maria J. and de Geus, Mark and Kallemeijn, Wouter W. and Overkleeft, Herman S. and Boot, Rolf G. and Schots, Arjen and Bosch, Dirk and Aerts, Johannes M. F. G.: {Human Alpha Galactosidases Transiently Produced in Nicotiana benthamiana Leaves: New Insights in Substrate Specificities with Relevance for Fabry Disease}. In: Frontiers in Plant Science, 8, 2017, 1026
2015Wisse, Patrick and de Geus, Mark A. R. and Cross, Gen and van den Nieuwendijk, Adrianus M. C. H. and van Rooden, Eva J. and van den Berg, Richard J. B. H. N. and Aerts, Johannes M. F. G. and van der Marel, Gijsbert a. and Cod{\'{e}}e, Jeroen D. C. and Overkleeft, Herman S.: {Synthesis of 6-Hydroxysphingosine and $\alpha$-Hydroxy Ceramide Using a Cross-Metathesis Strategy}. In: The Journal of Organic Chemistry, 80, 2015, 7258--7265