Prof. Dr. Janina Kneipp

Phone +49 30 20 93 82632

Office hours
Fri 11 a.m. - 12 p.m.
currently by phone on request

Contact Us

Department of Chemistry
Humboldt-Universität zu Berlin
Brook-Taylor-Str. 2
12489 Berlin-Adlershof
Administration Assistant:
Stefanie Sellon
Phone +49 (0)30 2093 82630
Fax +49 (0)30 2093 5559




Merk, V.; Speiser, E.; Werncke, W.; Esser, N.; Kneipp, J., pH-Dependent Flavin Adenine Dinucleotide and Nicotinamide Adenine Dinucleotide Ultraviolet Resonance Raman (UVRR) Spectra at Intracellular Concentration. Applied Spectroscopy, 2021, doi:10.1177/00037028211025575 Abstract
Duša, A.; Madzharova, F.; Kneipp, J., Excitation conditions for surface-enhanced hyper Raman scattering with biocompatible gold nanosubstrates. Frontiers in Chemistry, 2021, doi: 10.3389/fchem.2021.680905 Abstract
Spedalieri, C.; Szekeres, G.P.; Werner, S.; Guttmann, P.; Kneipp, J., Probing the intracellular bio-nano interface in different cell lines with gold nanostars. Nanomaterials, 2021, 11, 1183 Abstract
Zhang, Z.; Kneipp, J., Ligand-Supported Hot Electron Harvesting: Revisiting the pH-Responsive Surface-Enhanced Raman Scattering Spectrum of p-Aminothiophenol. J. Phys. Chem. Lett. 2021, 12, 1542−1547 Abstract
Liedtke, I.; Diehn, S.; Heiner, Z.; Seifert, S.; Obenaus, S.; Büttner, C.; Kneipp, J., Multivariate Raman mapping for phenotypic characterization in plant tissue sections. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2021, 251, 119418 Abstract
Heiner, Z.; Madzharova, F.; Živanović, V.; Kneipp, J., Bio‐probing with nonresonant surface‐enhanced hyper‐Raman scattering excited at 1550 nm. Journal of Raman Spectroscopy, 2021, 52, 394-403 Abstract


Spedalieri, C.; Szekeres, G.P.; Werner, S.; Guttmann, P.; Kneipp, J., Intracellular optical probing with gold nanostars. Nanoscale, 2020, 13, 968-979 Abstract
Rodriguez Zancajo, V. M.; Lindtner, T.; Eisele, M.; Huber, A. J.; Elbaum, R.; Kneipp, J., FTIR Nanospectroscopy Shows Molecular Structures of Plant Biominerals and Cell Walls. Analytical Chemistry, 2020, 92, 13694–13701 Abstract
Szekeres, G.P.; Werner, S.; Guttmann, P.; Spedalieri, C.; Drescher, D.; Živanović, V.; Montes-Bayon, M.; Bettmer, J.; Kneipp, J., Relating the composition and interface interactions in the hard corona of gold nanoparticles to the induced response mechanisms in living cells. Nanoscale, 2020, 12, 17450-17461 Abstract
Szekeres, G.P.; Montes-Bayón, M.; Bettmer, J.; Kneipp, J., Fragmentation of proteins in the corona of gold nanoparticles as observed in live cell surface-enhanced Raman scattering. Analytical  Chemistry, 2020, 92, 8553-8540 Abstract
Diehn, S.; Zimmermann, B.; Tafintseva, V.; Bağcıoğlu, M.; Kohler, A.; Ohlson, M.; Fjellheim, S; Kneipp, J., Discrimination of grass pollen of different species by FTIR spectroscopy of individual pollen grains. Analytical and Bioanalytical Chemistry, 2020, 412, 6459-6474 Abstract
Madzharova, F.; Heiner, Z.; Kneipp, J., Surface-Enhanced Hyper Raman Spectra of Aromatic Thiols on Gold and Silver Nanoparticles. J Phys Chem C., 2020, 124(11) 6233-6241 Abstract
Diehn, S.; Zimmermann, B.; Tafintseva, V.; Seifert, S.; Bağcıoğlu, M.; Ohlson, M.; Weidner, S.; Fjellheim, S.; Kohler, A.; Kneipp, J., Combining Chemical Information From Grass Pollen in Multimodal Characterization. Frontiers in Plant Science, 2020, 10, 1788 Abstract
Zhang, Z.; Li, Y.; Frisch, J.; Bär, M.; Rappich, J.; Kneipp, J., In situ surface-enhanced Raman scattering shows ligand-enhanced hot electron harvesting on silver, gold, and copper nanoparticles. Journal of Catalysis, 2020, 383, 153-159 Abstract
Langer J. et al., Present and Future of Surface Enhanced Raman Scattering. ACS Nano, 2020, 14, 28-117 Abstract
Szekeres, G.P.; Fernández-Iglesias, N.; Kneipp, J.; Montes-Bayón, M.; Bettmer, J., Mass spectrometric approach for the analysis of the hard protein corona of nanoparticles in living cells. Journal of Proteomics, 2020, 212, 103582 Abstract
Schlücker, S.; Bell, S.; Charron, G.; Cortés, E.; Kneipp, J.; Lamy de la Chapelle, M.; Langer, J.; Procházka, M.; Tran, V., Towards Reliable and Quantitative SERS: from Key Parameters to Good Analytical Practice. Angewandte Chemie Int.Ed., 2020, 59, 5454-5462 Abstract
Soukup, M.; Rodriguez Zancajo, V. M.; Kneipp, J.; Elbaum, R., Formation of root silica aggregates in sorghum is an active process of the endodermis. Journal of Experimental Botany, 2020, 71(21), 6807-6817 Abstract


Rodriguez Zancajo, V. M.; Diehn, S.; Filiba, N.; Goobes, G.; Kneipp, J.; Elbaum, R., Spectroscopic discrimination of sorghum silica phytoliths. Front. Plant Sci., 2019, 10, 1571 Abstract
Milewska, A.; Živanović, V.; Merk, V.; Arnalds, U. B.; Sigurjónsson, Ó. E.; Kneipp, J.; Leosson, K., Gold nanoisland substrates for SERS characterization of cultured cells. Biomedical Optics Express2019, 10(12), 6172-6188 Abstract
Madzharova, F.; Nodar, Á; Živanović, V.; Huang, M.R.S.; Koch, C.T.; Esteban, R; Aizpurua, J.; Kneipp, J., Gold‐and Silver‐Coated Barium Titanate Nanocomposites as Probes for Two‐Photon Multimodal Microspectroscopy. Advanced Functional Materials, 2019, 29, 1904289 Abstract
Madzharova, F.; Öhl, D.; Junqueira, J.; Schuhmann, W.; Kneipp, J., Plasmon Enhanced Two‐Photon Probing with Gold and Silver Nanovoid Structures. Advanced Optical Materials, 2019, 7, 1900650 Abstract
Palantöken, S.; Bethke, K.; Zivanovic, V.; Kalinka, G.; Kneipp, J.; Rademann, K., Cellulose hydrogels physically crosslinked by glycine: Synthesis, characterization, thermal and mechanical properties. Journal of Applied Polymer Science, 2019, 136, 48380 Abstract
Živanović, V.; Seifert, S.; Drescher, D.; Schrade, P.; Werner, S.; Guttmann, P.; Szekeres, G.P.; Bachmann, S.; Schneider, G.; Arenz, C.; Kneipp, J., Optical nanosensing of lipid accumulation due to enzyme inhibition in live cells. ACS Nano, 2019, 13(8), 9363-9375 Abstract
Heck, C.; Kanehira, Y.; Kneipp, J.; Bald, I., Amorphous carbon generation as a photocatalytic reaction on DNA-assembled gold and silver nanostructures. Molecules, 2019, 24(12), 2324 Abstract
Drescher, D.;  Büchner, T.; Guttmann, P.; Werner, S.; Schneider, G.; Kneipp, J., X-ray tomography shows the varying three-dimensional morphology of gold nanoaggregates in the cellular ultrastructure. Nanoscale Advances, 2019, 1, 2937-2945 Abstract
Yesudas, F.; Mero, M.; Kneipp, J.; Heiner, Z., High-resolution and high-repetition-rate vibrational sum-frequency generation spectroscopy of one- and two-component phosphatidylcholine monolayers. Analytical and Bioanalytical Chemistry, 2019, 411(19), 4861-4871 Abstract
Szekeres, G.P., Kneipp, J., SERS probing of proteins in gold nanoparticle agglomerates. Front. Chem., 2019, 7, DOI: 10.3389/fchem.2019.00030 Abstract


Živanović, V.;  Kochovski, Z.; Arenz, C., Lu, Y.; Kneipp, J., SERS and Cryo-EM Directly Reveal Different Liposome Structures During Interaction with Gold Nanoparticles. J. Phys. Chem. Lett., 2018, 9, 6767–6772 Abstract
Diehn, S.; Zimmermann, B.; Bağcıoğlu, M.; Seifert, S.; Kohler, A.; Ohlson, M.; Fjellheim, S.; Weidner, S.; Kneipp, J., Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) shows adaptation of grass pollen composition. Scientific Reports, 2018, 8, 16591 Abstract
Szekeres, G.P.; Kneipp, J., Different binding sites of serum albumins in the protein corona of gold nanoparticles. Analyst, 2018, 143, 6061-6068 Abstract
Zhang, Z; Kneipp, J., Mapping the Inhomogeneity in Plasmonic Catalysis on Supported Gold Nanoparticles Using SERS Microspectroscopy. Analytical Chemistry, 2018,  90 (15), 9199–9205 Abstract
Živanović, V.;  Semini, G.; Laue, M.; Drescher, D.; Aebischer, T.; Kneipp, J., Chemical mapping of Leishmania infection in live cells by SERS microscopy. Analytical Chemistry, 2018, 90, 13, 8154-8161 Abstract
Lauer, F.; Diehn, S.; Seifert, S.; Kneipp, J.; Sauerland, V.; Barahona, C.; Weidner, S.,
Multivariate Analysis of MALDI Imaging Mass Spectrometry Data of Mixtures of Single Pollen Grains. J. Am. Soc. Mass Spectrom., 2018, 29 (11), 2237–2247 Abstract
Heck, C.; Kanehira, Y.; Kneipp, J.; Bald, I., Placement of Single Proteins within the SERS Hot Spots of Self‐Assembled Silver Nanolenses. Angewandte Chemie International Edition, 2018, 57, 1-5 Abstract
Yesudas, F.; Mero, M.; Kneipp, J.; Heiner, Z., Vibrational sum-frequency generation spectroscopy of lipid bilayers at repetition rates up to 100 kHz. J. Chem. Phys., 2018, 148, 104702 Abstract
Zhang, Z; Gernert, U; Renata F. Gerhardt, R.F.; Höhn, E.-M.; Belder, D; Kneipp, J., Catalysis by Metal Nanoparticles in a Plug-In Optofluidic Platform: Redox Reactions of p-Nitrobenzenethiol and p-Aminothiophenol. ACS Catal., 2018, 8 (3), 2443-2449 Abstract
Zeise, I.; Heiner, Z.; Holz, S.; Joester, M.; Büttner, C.; Kneipp, J., Raman Imaging of Plant Cell Walls in Sections of Cucumis sativus. Plants 2018, 7(1), 7 Abstract
Madzharova, F.; Heiner, Z.; Simke, J.; Selve, S.; Kneipp. J., Gold Nanostructures for Plasmonic Enhancement of Hyper-Raman Scattering. J. Phys. Chem. C, 2018, 122 (5), 2931–2940 Abstract


Heiner, Z.; Zeise, I.; Elbaum, R.; Kneipp, J., Insight into plant cell wall chemistry and structure by combination of multiphoton microscopy with Raman imaging. Journal of Biophotonics, 2017, 11(4) DOI: 10.1002/jbio.201700164 Abstract
Zhang, Z.; Merk, V.; Hermanns, A.; Unger, W.E.S.; Kneipp, J., The role of metal cations in plasmon-catalyzed oxidation: a case study of p-aminothiophenol dimerization. ACS Catal., 2017, 7 (11), 7803–7809 Abstract
Živanović, V.; Madzharova, F.; Heiner, Z.; Arenz, C.; Kneipp, J., Specific Interaction of Tricyclic Antidepressants with Gold and Silver Nanostructures as Revealed by Combined One- and Two-Photon Vibrational Spectroscopy. J. Phys. Chem. C, 2017, 121 (41), 22958–22968 Abstract
Andrei, V.; Bethke, K.; Madzharova, F.; Bronneberg, A.C.; Kneipp, J.; Rademann, K., In Situ Complementary Doping, Thermoelectric Improvements, and Strain-Induced Structure within Alternating PEDOT: PSS/PANI Layers. ACS Appl. Mater. Interfaces 2017, 9 (38), 33308–33316 Abstract
Drescher, D.; Traub, H.; Büchner, T.; Jakubowski, N.; Kneipp, J., Properties of in situ generated gold nanoparticles in the cellular context. Nanoscale  2017, 9, 11647-11656  Abstract
Heiner, Z.; Gühlke, M.; Živanović, V.; Madzharova, F.; Kneipp, J., Surface-enhanced hyper Raman hyperspectral imaging and probing in animal cells. Nanoscale  2017, 9, 8024-8032 Abstract
Madzharova, F.; Heiner, Z.; Kneipp, J., Surface enhanced hyper Raman scattering (SEHRS) and its applications. Chemical Society Reviews 2017, 46, 3980-3999 Abstract
Lauer, F.; Seifert, S.; Kneipp, J.; Weidner, S. M., Simplifying the Preparation of Pollen Grains for MALDI-TOF MS Classification. Int. J. Mol. Sci. 2017, 18(3), 543, Abstract
Heck, Ch.; Prinz, J.; Dathe, A.; Merk, V.; Stranik, O.; Fritzsche, W.; Kneipp, J.; Bald, I., Gold Nanolenses Self-Assembled by DNA Origami. ACS Photonics 2017, 4(5), 1123–1130 Abstract
Andrei, V.; Bethke, K.; Madzharova, F.; Beeg, S.; Knop-Gericke, A.; Kneipp, J.; Rademann, K., Size Dependence of Electrical Conductivity and Thermoelectric Enhancements in Spin-Coated PEDOT:PSS Single and Multiple Layers. Advanced Electronic Materials 2017, 3, 1600473 Abstract
Kneipp, J., Interrogating Cells, Tissues, and Live Animals with New Generations of Surface-Enhanced Raman Scattering Probes and Labels. ACS Nano2017, 11(2), 1136–1141 Abstract
Madzharova, F.; Heiner, Z.; Kneipp, J., Surface Enhanced Hyper-Raman Scattering of the Amino Acids Tryptophan, Histidine, Phenylalanine, and Tyrosine. J. Phys. Chem. C 2017, 121(2), 1235-1242  Abstract


Bağcıoğlu, M., Kohler, A., Seifert, S., Kneipp, J.; Zimmermann, B., Monitoring of plant-environment interactions by high throughput FTIR spectroscopy of pollen. Methods Ecol Evol. 2016, 8, 870-880 Abstract
Bartkowiak, D.; Merk, V.; Reiter-Scherer,V.; Gernert, U.; Rabe, J.P.; Kneipp, J.; Kemnitz, E., Porous MgF2-over-gold nanoparticles (MON) as plasmonic substrate for analytical applications. RSC Adv. 2016, 6, 71557-71566 Abstract
Madzharova, F.; Heiner, Z.; Gühlke, M.; Kneipp, J., Surface-Enhanced Hyper-Raman Spectra of Adenine, Guanine, Cytosine, Thymine, and Uracil. J. Phys. Chem. C  2016, 120 (28), 15415–15423 Abstract
Büchner, T.; Drescher, D.; Merk, V.; Traub, H.; Guttmann P.; Werner S.; Jakubowski, N.; Schneider G., Kneipp, J., Biomolecular environment, quantification, and intracellular interaction of multifunctional magnetic SERS nanoprobes. Analyst 2016, 141 (17), 5096-5106 Abstract, Cover
Palanco, M.E.; Mogensen, K.B.; Gühlke, M.; Heiner, Z.; Kneipp, J.; Kneipp, K., Templated green synthesis of plasmonic silver nanoparticles in onion epidermal cells suitable for surface-enhanced Raman and hyper-Raman scatterin. Beilstein J. Nanotechnol. 2016, 7, 834-840 Abstract
Gühlke, M.; Heiner, Z.; Kneipp, J., Surface-Enhanced Raman and Surface-Enhanced Hyper-Raman Scattering of Thiol-Functionalized Carotene. J. Phys. Chem. C 2016, 120 (37), 20702-20709 Abstract
Gühlke, M.; Heiner, Z.; Kneipp, J., Surface-enhanced hyper-Raman and Raman hyperspectral mapping. Phys. Chem. Chem. Phys. 2016, 18, 14228-14233 Abstract
Joester, M.; Seifert, S.; Emmerling, F.; Kneipp, J., Physiological influence of silica on germinating pollen as shown by Raman spectroscopy. J. Biophot. 2016, 10 (4), 542552 Abstract
López-López, M.; Merk, V.; García-Ruiz, C.; Kneipp, J., Surface-enhanced Raman spectroscopy for the analysis of smokeless gunpowders and macroscopic gunshot residues. Analytical and Bioanalytical Chemistry 2016, 408 (18), 4965-4973 Abstract
Prinz, J.; Heck, C.; Ellerik, L.; Merk, V.; Bald, I., DNA origami based Au–Ag-core–shell nanoparticle dimers with single-molecule SERS sensitivity. Nanoscale 2016, 8, 5612-5620 Abstract


Gühlke, M.; Heiner, Z.; Kneipp, J., Combined near-infrared excited SEHRS and SERS spectra of pH sensors using silver nanostructures. Phys. Chem. Chem. Phys. 2015, 17, 26093-26100 Abstract
Seifert, S.; Merk, V.; Kneipp, J., Identification of aqueous pollen extracts using surface enhanced Raman scattering (SERS) and pattern recognition methods. Journal of Biophotonics 2015, 9 (1-2), 181-189 Abstract
Seifert, S.; Weidner, S.M.; Panne, U.; Kneipp, J., Taxonomic relationships of pollens from matrix-assisted laser desorption/ionization time-of-flight mass spectrometry data using multivariate statistics. Rapid Communications in Mass Spectrometry 2015, 29 (12), 1145-1154 Abstract
Kneipp, K.; Kneipp, H.; Kneipp, J., Probing plasmonic nanostructures by photons and electrons. Chemical Science 2015, 6 (5), 2721-2726 Abstract
Merk, V.; Nerz, A.; Fredrich, S.; Gernert, U.; Selve, S.; Kneipp, J., Optical properties of silver nanocube surfaces obtained by silane immobilization. Nanospectroscopy 2015, 1, 19–25 Abstract


Büchner, T.; Drescher, D.; Traub, H.; Schrade, P.; Bachmann, S.; Jakubowski, N.; Kneipp, J., Relating surface-enhanced Raman scattering signals of cells to gold nanoparticle aggregation as determined by LA-ICP-MS micromapping. Analytical and Bioanalytical Chemistry 2014, 406 (27), 7003-7014 Abstract
Mueller, L; Traub, H.; Jakubowski, N.; Drescher, D.; Baranov, V. I.; Kneipp, J., Trends in Single-cell analysis by use of ICP-MS. Analytical and Bioanalytical Chemistry 2014, 406, 6963-6977 Abstract
Drescher, D.; Zeise, I.; Traub, H.; Guttmann, P.; Seifert, S.; Büchner, T.; Jakubowski, N.; Schneider, G.; Kneipp, J., In situ characterization of SiOnanoparticle biointeractions using BrightSilica. Advanced Functional Materials 2014, 24 (24), 3765-3775 Abstract
Mogensen, K. B.; Gühlke, M.; Kneipp, J.; Kadkhodazadeh, S.; Wagner, J. B.; Espina, M.; Kneipp, H.; Kneipp, K., Surface enhanced Raman scattering on aluminum using near infrared and visible excitation. Chemical Communications 2014, 50, 3744-3746 Abstract
Lasogga, L.; Bricks, J.; Merk, V.; Kneipp, J.; Rettig, W., Electric field effects on donor–acceptor dyes: A model compound study using UV/vis absorption and Raman spectroscopy. Chemical Physics Letters  2014, 592, 1-6 Abstract


Hoffmann, K.; Behnke, T.; Drescher, D.; Kneipp, J.; Resch-Genger, U., Near-Infrared-Emitting Nanoparticles for Lifetime-Based Multiplexed Analysis and Imaging of Living Cell. ACS Nano 2013, 7 (8), 6674-6684 Abstract
Hornemann, A.; Drescher, D.; Flemig, S.; Kneipp, J., Intracellular SERS hybrid probes using BSA–reporter conjugates. Anal. Bioanal. Chem. 2013, 405 (19), 6209–6222 Abstract
Drescher, D.; Guttmann, P.; Buechner, T.; Werner, S.; Laube, G.; Hornemann, A.; Tarek, B.; Schneider, G.; Kneipp, J., Specific biomolecule corona is associated with ring-shaped organization of silver nanoparticles in cells. Nanoscale 2013, 5 (19), 9193-9198 Abstract
Merk, V.; Kneipp, J.; Leosson K., Gap Size Reduction and Increased SERS Enhancement in Lithographically Patterned Nanoparticle Arrays by Templated Growth. Advanced Optical Materials 2013, 4 (1), 312–318 Abstract, Cover
Kneipp, H.; Møbjerg, N.; Jørgensen, A.; Bohr, H. G.; Hélix-Nielsen, C.; Kneipp, J.; Kneipp, K., Surface enhanced Raman scattering on Tardigrada – towards monitoring and imaging molecular structures in live cryptobiotic organisms. Journal of Biophotonics 2013, 6(10), 759-764 Abstract
Drescher, D.; Büchner, T.; McNaughton, D.; Kneipp, J., SERS reveals the specific interaction of silver and gold nanoparticles with hemoglobin and red blood cell components, Phys. Chem. Chem. Phys. 2013, 15, 5364-5373 Abstract, Cover
Kadkhodazadeh, S.; Wagner, J. B.; Joseph, V.; Kneipp, J.; Kneipp, H.; Kneipp, K., Electron Energy Loss and One- and Two-Photon Excited SERS Probing of “Hot” Plasmonic Silver Nanoaggregates. Plasmonics 2013, 2 (8), 763-767 Abstract


Drescher, D.;, Giesen, C.; Traub, H.; Panne, U.; Kneipp, J.; Jakubowski, N., Quantitative Imaging of Gold and Silver Nanoparticles in Single Eukaryotic Cells by Laser Ablation ICP-MS. Anal. Chem. 2012, 84, 9684-9688 Abstract
Joseph, V.; Engelbrekt, C.; Zhang, J.; Gernert, U.; Ulstrup, J.; Kneipp, J., Characterizing the Kinetics of Nanoparticle-Catalyzed Reactions by Surface-Enhanced Raman Scattering. Angew. Chem. Int. Ed. 2012, 51, 7592–7596 Abstract
Charakterisierung Nanopartikel-katalysierter Reaktionen durch oberflächenverstärkte Raman-Streuung. Angew. Chem. 2012, 124, 7712–7716 Abstract Cover
Drescher, D.; Kneipp, J., Nanomaterials in complex biological systems: insights from Raman spectroscopy, Chem. Soc. Rev. 2012 41, 5780-5799 Abstract
Joseph, V.; Gensler, M.; Seifert, S.; Gernert, U.; Rabe, J. P.; Kneipp, J., Nanoscopic Properties and Application of Mix-and-Match Plasmonic Surfaces for Microscopic SERS. J. Phys. Chem. C 2012, 116 (12), 6859–6865 Abstract
Gühlke, M; Selve, S.; Kneipp, J., Magnetic separation and SERS observation of analyte molecules on bifunctional silver/iron oxide composite nanostructures. J. Raman Spectrosc. 2012, 43 (9), 1204–1207 Abstract
Schenk, J.; Tröbs, L.; Emmerling, F.; Kneipp, J.; Panne, U.; Albrecht, M., Simultaneous UV/Vis spectroscopy and surface enhanced Raman scattering of nanoparticle formation and aggregation in levitated droplets. Anal. Methods 2012, 4 (5), 1252–1258 Abstract
Krause, B.; Seifert, S.; Panne, U.; Kneipp, J.; Weidner, S. M., Matrix-assisted laser desorption/ionization mass spectrometric investigation of pollen and their classification by multivariate statistics. Rapid Commun. Mass Spectrom. 2012, 26 (9), 1032–1038 Abstract


Joseph, V.; Matschulat, A.; Polte, J.; Rolf, S.; Emmerling, F.; Kneipp, J., SERS enhancement of gold nanospheres of defined size. J. Raman Spectrosc. 2011, 42, 1736–1742 Abstract
Giesen, C.; Larissa, W.; Mairinger, T.; Drescher, D.; Kneipp, J.; Roos, P. H.; Panne, U.; Jakubowski, N., Iodine as an elemental marker for imaging of single cells and tissue sections by laser ablation inductively coupled plasma mass spectrometry. J. Anal. At. Spectrom. 2011, 26, 2160-2165 Abstract, Cover
Simo, A.; Joseph, V.; Fenger, R.; Kneipp, J.; Rademann, K., Long-Term Stable Silver Subsurface Ion-Exchanged Glasses for SERS Applications. ChemPhysChem. 2011, 12, 1683-1688 Abstract, Cover
Drescher, D.; Orts-Gil, G.; Laube, G.; Natte, K.; Veh, R. W.; Österle, W.; Kneipp, J., Toxicity of amorphous silica nanoparticles on eukaryotic cell model is determined by particle agglomeration and serum protein adsorption effects. Anal. Bioanal. Chem. 2011, 400, 1367-1373 Abstract
Orts-Gil, G.; Natte, K.; Drescher, D.; Bresch, H.; Mantion, A.; Kneipp, J.; Österle, W., Characterisation of silica nanoparticles prior to in vitro studies: from primary particles to agglomerates. J. Nanopart. Res. 2011, 13, 1593-1604 Abstract
Joseph, V.; Schulte, F.; Rooch, H.; Feldmann, I.; Dörfel, I.; Österle, W.; Panne, U.; Kneipp, J., Surface-enhanced Raman scattering with silver nanostructures generated in situ in a sporopollenin biopolymer matrix. Chem. Commun. 2011, 47, 3236-3238 Abstract


Matschulat, A.; Drescher, D.; Kneipp, J., Surface-Enhanced Raman Scattering Hybrid Nanoprobe Multiplexing and Imaging in Biological Systems. ACS Nano 2010, 4, 3259-3269 Abstract
Schulte, F.; Panne, U.; Kneipp, J., Molecular changes during pollen germination can be monitored by Raman microspectroscopy. Journal of Biophotonics 2010, 3, 542-547 Abstract
Kneipp, J.; Kneipp, H.; Wittig, B.; Kneipp, K., Novel optical nanosensors for probing and imaging live cells. Nanomedicine 2010, 6, 214-226 Abstract
Kneipp, J.; Kneipp, H.; Wittig, B.; Kneipp, K., Following the Dynamics of pH in Endosomes of Live Cells with SERS Nanosensors. Journal of Physical Chemistry C 2010, 114, 7421-7426 Abstract
Klimakow, M.; Leiterer, J.; Kneipp, J.; Rossler, E.; Panne, U.; Rademann, K.; Emmerling, F., Combined Synchrotron XRD/Raman Measurements: In Situ Identification of Polymorphic Transitions during Crystallization Processes. Langmuir 2010, 26, 11233-11237 Abstract
Kneipp, J.; Wittig, B.; Bohr, H.; Kneipp, K., Surface-enhanced Raman scattering: a new optical probe in molecular biophysics and biomedicine. Theoretical Chemistry Accounts 2010, 125, 319-327 Abstract


Schulte, F.; Mäder, J.; Kroh, L. W.; Panne, U.; Kneipp, J., Characterization of Pollen Carotenoids with in situ and High-Performance Thin-Layer Chromatography Supported Resonant Raman Spectroscopy. Analytical Chemistry 2009, 81, 8426-8433 Abstract
Kneipp, J.; Kneipp, H.; Rajaduraj, A.; Redmond, R.W.; Kneipp, K., Optical probing and imaging of live cells using SERS labels. Journal of Raman Spectroscopy 2009, 40, 1-5 Abstract


Schulte, F.; Lingott, J.; Panne, U.; Kneipp, J., Chemical Characterization and Classification of Pollen. Analytical Chemistry 2008, 80 (24), 9551–9556 Abstract
Willis, R. C., Classifying pollen with Raman. Analytical Chemistry 2009, 81 (1), 4-4 Abstract 
Eichelbaum, M.; Kneipp, J.; Schmidt, B.E.; Panne, U.; Rademann, K., SERS and Multiphoton-Induced Luminescence of Gold Micro- and Nanostructures Fabricated by NIR Femtosecond-Laser Irradiation. ChemPhysChem 2008, 9, 2163-2167  Abstract
Schulte, F.; Brzezinka, K.-W.; Lutzenberger, K.; Stege, H.; Panne, U., Raman spectroscopy of synthetic organic pigments used in 20th century works of art. Journal of Raman Spectroscopy 2008, 39, 1455-1463 Abstract
Kneipp, J.; Li, X.T.; Sherwood, M.; Panne, U.; Kneipp, H.; Stockman, M.I.; Kneipp, K., Gold nanolenses generated by laser ablation-efficient enhancing structure for surface enhanced Raman scattering analytics and sensing. Analytical Chemistry 2008, 80, (11), 4247-4251 Abstract
Kneipp, J.; Kneipp, H.; Kneipp, K., SERS - a single-molecule and nanoscale tool for bioanalytics. Chemical Society Reviews 2008, 37, (5), 1052-1060 Abstract

Kneipp, J.; Kneipp, H.; Wittig, B.; Kneipp, K., One- and two-photon excited optical pH probing for cells using surface-enhanced Raman and hyper-Raman nanosensors. Nano Letters 2007, 7, (9), 2819-2823 Abstract
Kretlow, A.; Wang, Q.; Kneipp, J.; Lasch, P.; Beekes, M.; Miller, L.; Naumann, D., FTIR-microspectroscopy of prion-infected nervous tissue. Biochimica Et Biophysica Acta-Biomembranes 2006, 1758, (7), 948-959 Abstract
Kneipp, K.; Kneipp, H.; Kneipp, J., Surface-enhanced Raman scattering in local optical fields of silver and gold nanoaggregates - From single-molecule Raman spectroscopy to ultrasensitive probing in live cells. Accounts of Chemical Research 2006, 39, (7), 443-450 Abstract
Kneipp, J.; Kneipp, H.; McLaughlin, M.; Brown, D.; Kneipp, K., In vivo molecular probing of cellular compartments with gold nanoparticles and nanoaggregates. Nano Letters 2006, 6, (10), 2225-2231 Abstract
Kneipp, J.; Kneipp, H.; Kneipp, K., Two-photon vibrational spectroscopy for biosciences based on surface-enhanced hyper-Raman scattering. Proceedings of the National Academy of Sciences of the United States of America 2006, 103, (46), 17149-17153 Abstract
Kneipp, J.; Balakrishnan, G.; Chen, R.P.; Shen, T.J.; Sahu, S.C.; Ho, N.T.; Giovannelli, J.L.; Simplaceanu, V.; Ho, C.; Spiro, T.G., Dynamics of allostery in hemoglobin: Rules of the penultimate tyrosine H bonds. Journal of Molecular Biology 2006, 356, (2), 335-353 Abstract
Kneipp, H.; Kneipp, J.; Kneipp, K., Surface-enhanced Raman optical activity on adenine in silver colloidal solution. Analytical Chemistry 2006, 78, (4), 1363-1366 Abstract
Kneipp, J.; Kneipp, H.; Rice, W.L.; Kneipp, K., Optical probes for biological applications based on surface-enhanced Raman scattering from indocyanine green on gold nanoparticles. Analytical Chemistry 2005, 77, (8), 2381-2385 Abstract
Kneipp, J.; Miller, L.M.; Spassov, S.; Sokolowski, F.; Lasch, P.; Beekes, M.; Naumann, D., Scrapie-infected cells, isolated prions, and recombinant prion protein: A comparative study. Biopolymers 2004, 74, (1-2), 163-167 Abstract
Kneipp, J.; Balakrishnan, G.; Spiro, T.G., Time-resolved resonance Raman study of HbA with 220 nm excitation: Probing phenylalanine. Journal of Physical Chemistry B 2004, 108, (40), 15919-15927 Abstract
Kneipp, J.; Schut, T.B.; Kliffen, M.; Menke-Pluijmers, M.; Puppels, G., Characterization of breast duct epithelia: a Raman spectroscopic study. Vibrational Spectroscopy 2003, 32, (1), 67-74 Abstract
Kneipp, J.; Miller, L.M.; Joncic, M.; Kittel, M.; Lasch, P.; Beekes, M.; Naumann, D., In situ identification of protein structural changes in prion-infected tissue. Biochimica Et Biophysica Acta-Molecular Basis of Disease 2003, 1639, (3), 152-158 Abstract
Kneipp, J.; Beekes, M.; Lasch, P.; Naumann, D., Molecular changes of preclinical scrapie can be detected by infrared spectroscopy. Journal of Neuroscience 2002, 22, (8), 2989-2997 Abstract
Kneipp, J.; Lasch, P.; Baldauf, E.; Beekes, M.; Naumann, D., Detection of pathological molecular alterations in scrapie-infected hamster brain by Fourier transform infrared (FT-IR) spectroscopy. Biochimica Et Biophysica Acta-Molecular Basis of Disease 2000, 1501, (2-3), 189-199 Abstract



Naumann, D.; Kneipp, J.; Baldauf, E.; Lasch, P.; Beekes, M. Method for diagnosing TSE-induced changes in tissues using infrared spectroscopy (Patent DE 199 23 811/ EP 118 1552/ US 6,777,241). 2000/2002/2004