The Herrmann AFM Group
Elucidating the mechanisms of action of bioactive natural products by AFM


PUBLICATIONS


Original articles

2023

  • L. Elsbroek, D. Amiteye, S. Schreiber, F. Herrmann. Molecular imaging of isolated Escherichia coli DH5a peptidoglycan sacculi identifies the mechanism of action of cell wall-inhibiting antibiotics. ACS Chem. Biol., (accepted on 27th of February 2023), DOI:10.1021/acschembio.2c00945

2022

  • L. Greiffer, E. Liebau, F. C. Herrmann, V. Spiegler. Condensed tannins act as anthelmintics by increasing the rigidity of the nematode cuticle. Sci. Rep., 2022, 12:18850, DOI:10.1038/s41598-022-23566-2 (shared corresponding authorship)
  • B. Mo, J. Sendker, F. Herrmann, S. Nowak, A. Hensel. Aqueous extract from Equisetum arvense stimulates the secretion of Tamm-Horsfall protein in human urin after oral intake. Phytomedicine, 2022, 104, 154302. DOI: 10.1016/j.phymed.2022.154302
  • F. M. Jürgens, F. C. Herrmann, S. M. Robledo, T. J. Schmidt. Dermal Absorption of Sesquiterpene Lactones from Arnica Tincture. Pharmaceutics, 2022, 14(4), 742. DOI: 10.3390/pharmaceutics14040742
  • S. Azhdari, F. Herrmann, D. Coban, J. Linders, A. H. Gröschel. Confinement-Assembly of Terpolymer-based Janus Nanoparticles. Macromol. Rapid Commun., 2022, e2100932. DOI:10.1002/marc.202100932.
  • H. T. Nguyen, F. Herrmann, S. König, F. M. Goycoolea, A. Hensel. Structural characterization of the carbohydrate and protein part of arabinogalactan protein from Basella alba stem and antiadhesive activity of polysaccharides from B. alba against Helicobacter pylori. Fitoterapia, 2022, 157, 105132.
  • K. Possart, F. C. Herrmann, J. Jose, M. P. Costi, T. J. Schmidt. Sesquiterpene Lactones with Dual Inhibitory Activity against the Trypanosoma brucei Pteridine Reductase 1 and Dihydrofolate Reductase. Molecules, 2022, 27, 149. DOI:10.3390/molecules27010149.

2021

  • N. Knetzger, V. Bachtin, S. Lehmann, A. Hensel, E. Liebau, F. Herrmann. The anthelmintic quassinoids Ailanthone and Bruceine A induce infertility in the model organism Caenorhabditis elegans by an apoptosis-like mechanism induced in gonadal and spermathecal tissues. Molecules, 2021, 26, 7354. DOI:10.3390/molecules26237354.
  • F. C. Herrmann. Easy ultrastructural insight into the internal morphology of biological specimens by Atomic Force Microscopy. Sci. Rep., 2021, 11:10214. DOI:10.1038/s41598-021-89633-2.
  • S. C. Gangadharappa, I. Maisuls, I. P. Salto, S. Niemann, V. Bachtin, F. C. Herrmann, C. A. Strassert. Intermolecular interactions and self-assembly in Pt(II) complex-nanoclay hybrids as luminescent reporters for spectrally resolved PLIM. J. Phys. Chem. C, 2021, DOI:10.1021/acs.jpcc.0c09835

2020

  • S. Lehmann, F. Herrmann, K. Kleemann, V. Spiegler, E. Liebau, A. Hensel. Extract and the quassinoid ailanthone from Ailanthus altissima inhibit nematode reproduction by damaging germ cells and rachis in the model organism Caenorhabditis elegans. Fitoterapia, 2020, 146:104651, DOI:10.1016/j.fitote.2020.104651.
  • N. C. Stein, D. Mulac, J. Fabian, F. C. Herrmann, K. Langer. Nanoparticle albumin-bound mTHPC for photodynamic therapy: Preparation and comprehensive characterisation of a promising drug delivery system. Int. J. Pharm., 2020, 582:119347, DOI: 10.1016/j.ijpharm.2020.119347.
  • I. Lengers, F. Herrmann, M. Le Borgne, J. Jose. Improved Surface Display of Human Hyal1 and Identification of Testosterone Propionate and Chicoric Acid as New Inhibitors. Pharmaceuticals (Basel), 2020, 13(4), pii: E54 DOI:10.3390/ph13040054.

2019

  • F. C. Herrmann, V. Spiegler. Caenorhabditis elegans revisited by Atomic Force Microscopy - Ultra-structural changes of the cuticle, but not the intestine after treatment with Combretum mucronatum extract. J. Struc. Biol., 2019, 208(2), 174 - 181. (1st and corresponding authorship)
  • N. M. Kimani, S. Backhaus, J. C. Matasyoh, M. Kaiser, F. C. Herrmann, T. J. Schmidt, K. Langer. Preparation of Sesquiterpene Lactone-Loaded PLA Nanoparticles and Evaluation of Their Antitrypanosomal activity. Molecules, 2019, 24(11), pii: E2110.
  • K. Partikel, R. Korte, N. C. Stein, D. Mulac, F. C. Herrmann, H. U. Humpf, K. Langer. Effect of nanoparticle size and PEGylation on the protein corona of PLGA nanoparticles. Eur. J. Pharm. Biopharm., 2019, 141, 70 - 80.
  • J. Anderski, L. Mahlert, J. Sun, W. Birnbaum, D. Mulac, S. Schreiber, F. Herrmann, D. Kuckling, K. Langer. Light-responsive nanoparticles based on new polycarbonate polymers as innovative drug delivery systems for photosensitizers in PDT. Int. J. Pharm., 2019, 557, 182 - 191.

2017

  • F. C. Herrmann, N. Sivakumar, J. Jose, M. P. Costi, C. Pozzi, T. J. Schmidt. In Silico Identification and In Vitro Evaluation of Natural Inhibitors of Leishmania major Pteridine Reductase I. Molecules, 2017, 22(12), pii: E21166. 

2015

  • F. C. Herrmann, M. Lenz, J. Jose, M. Kaiser, R. Brun, T. J. Schmidt. In Silico Identification and in Vitro Activity of Novel Natural Inhibitors of Trypanosoma brucei Glyceraldehyde-3-phosphate-dehydrogenase. Molecules, 2015, 20(9), 16154 - 69.
  • J. Schmuch, S. Beckert, S. Brandt, G. Löhr, F. Herrmann, T. J. Schmidt, T. Beikler, A. Hensel. Extract from Rumex acetosa L. for prophylaxis of periodontitis: inhibition of bacterial in vitro adhesion and of gingipains of Porphyromonas gingivalis by epicatechin-3-O-(4ß->8)-epicatechin-3-O-gallate (procyanidin-B2-Di-gallate). PLoS One, 2015, 10(3), e0120130.

2014

  • A. Derksen, A. Hensel, W. Hafezi, F. Herrmann, T. J. Schmidt, C. Ehrhardt, S. Ludwig, J. Kühn. 3-O-galloylated procyanidins from Rumex acetosa L. inhibit the attachment of influenza A virus. PLoS One, 2014, 9(10), e110089.


Conference contributions

  • A. Adick, W. Hoheisel, S. Schneid, D. Mulac, F. Herrmann, K. Langer. A closer look at nabTM technology: Systematic characterization of Abraxane. DPhG Annual Meeting 2022, September 2022, Marburg, Germany (Kurzvortrag)
  • V. Kreling, F. C. Herrmann, S. König, S- Cord-Landwehr, B. M. Moerschbacher, A. Hensel. Rationalized development of antiadhesive natural products against Campylobacter jejuni: Molecular structure and antiadhesive activity of Chitosans. 70th International Congress and Annual Meeting of the Society of Medicinal Plant and Natural Product Research, Thessaloniki, Greece, September 2022 (Posterpräsentation)

  • B. Mo, F. Herrmann, M. Düfer, A. Hensel. Die Entwicklung eines primären, murinen in vitro Nierenzellsystems zur Untersuchung von Stimulatoren des Tamm-Horsfall Proteins. GPT-Tagung 2021. (Posterpräsentation)
  • L. Greiffer, F. Herrmann, V. Spiegler. Ultrastrukturelle Untersuchungen an Caenorhabditis elegans nach Behandlung mit Combretum mucronatum Extrakt. GPT-Tagung 2021. (Kurzvortrag)
  • L. Greiffer, F. Herrmann, V. Spiegler. Ultrastructural studies on Caenorhabditis elegans after treatment with Combretum mucronatum extract. Junior Zoonoses Meeting, Online-Symposium 2021. (Posterpräsentation)
  • V. Kreling, S. Cord-Landwehr, F. Herrmann, B. M. Moerschbacher, A. Hensel. Antiadhesive effects of polysaccharides against Campylobacter jejuni. Junior Scientist Zoonoses Meeting, Onlyne-Symposium 2021. (Posterpräsentation)
  • F. Herrmann. From a biological activity to a potential target - How to use ultrastructural Atomic Force Microscopy as a tool to elucidate mechanisms of action. WWU.USP 4th Scientific Workshop & Winter School "Cells under Fire", Münster, Februar 2020. (Winter School Lecture)
  • M. K. Amstalden, J. C. Ferreira, F. Herrmann, A. L. C. Dairini, R. D. Cummings, S. R. Stowell, M. D. Baruffi. LPS-targeting galectins-3 and .4 on blood group b positive E. coli O86: new aspects on its microbial action and association with antibiotics. 12th International Congress of Pharmaceutical Sciences (CIFARP), Ribeirao Preto, Brasilien, November 2019. (Posterpräsentation)
  • T. Saenger, M. Schulte, F. C. Herrmann, M. Pattberg, S. Vordenbäumen, E. Beck, M. Schneider, J. Jose. Phosphorylation of breast-milk alphaS1-casein induced conformational changes and abolished TLR4-agonisticity as well as formation of fibril structure. 5th International Electronic Conference on Medicinal Chemistry, Oktober 2019.
  • F. C. Herrmann. Assessing the internal morphology of Caenorhabditis elegans by AFM - A facile, ultra-microtomy based approach to identify treatment associated ultrastructural alterations. 9th AFM BioMed Conference, Münster, Germany, September 2019. (Kurzvortrag)
  • D. Dornbusch, F. C. Herrmann. Das parasitäre Zytoskelett als Target innovativer antileishmanialer Therapien - Ultrastrukturelle Untersuchungen an subpellicularen Microtubuli von Leishmania tarentolae. 5th Young Researcher Meeting, Münster, 2019. (Kurzvortrag)
  • I. Lengers, F. Herrmann, S. Haidar, J. Jose. Human Hyal-1 - from in silico pharmacophore modeling to in vitro inhibitor screening. 3rd International Electronic Conference on Medicinal Chemistry, November 2017. (Posterpräsentation)
  • F. C. Herrmann, N. Sivakumar, T. J. Schmidt. In silico identification and in vitro evaluation of new flavonoid inhibitors of pteridine reductase I from Leishmania major (LmPTR1). 65th International Congress and Annual Meeting of the Society of Medicinal Plant and Natural Product Research, Basel, Schweiz, September 2017. (Kurzvortrag)
  • F. C. Herrmann, T. J. Schmidt. 2,3-Dehydrosilybin: A new potent inhibitor of Glyceraldeyhde-3-phosphate-dehydrogenase from Trypanosoma brucei identified by in silico screening and an enzyme inhibition assay. 63rd International Congress and Annual Meeting of the Society of Medicinal Plant and Natural Product Research, Budapest, Ungarn, August 2015; Planta Medica, 2015, 16(81). (Kurzvortrag)
  • F. C. Herrmann, M. Lenz, T. J. Schmidt. Identifizierung neuer TbGAPDH-Inhibitoren natürlichen Ursprungs mittels eines in silico Screenings. 4th Young Researcher Meeting, Münster, März 2015. (Kurzvortrag)
  • F. C. Herrmann, T. J. Schmidt. Discovery of new TbGAPDH inhibitors of natural origin by an in-silico screening approach. COST Action CM1307/CaPF, Calvi, Korsika, November 2014. (Kurzvortrag)
  • F. C. Herrmann, M. Lenz, T. J. Schmidt. Identification of natural compounds inhibiting Trypanosoma brucei Glyceraldehyde-3-phosphate-dehydrogenase by in-silico screening and a spectrophotometric enzyme inhibition assay. 62nd International Congress and Annual Meeting of the Society of Medicinal Plant and Natural Product Research, Guimaraes, Portugal, September 2014, Plant Medica, 2014, 80(16). (Postepräsentation und Kurzvortrag sowie 1. Preis für beste Präsentation des Young Researcher Meetings 2014)
  • F. C. Herrmann, T. J. Schmidt. In silico screening of natural product databases reveals new potential leads against neglected tropical diseases. 61th International Congress and Annual Meeting of the Society of Medicinal Plant and Natural Product Research, Münster, Planta Medica, 2013, 79(13). (Posterpräsentation)