Publications
Submitted/In Press
2016
Jankowiak, R.; Rancova, O.; Chen, J.; Kell, A.; Saer, R. G.; Beatty, J. T.; Abramavicius, D. Mutation-Induced Changes in the Protein Environment and Site Energies in the (M)L214G Mutant of the Rhodobacter sphaeroides Bacterial Reaction Center. J. Phys. Chem. B 2016, 120, 7859–7871.
Kell, A.; Blankenship, R. E.; Jankowiak, R. Effect of Spectral Density Shapes on the Excitonic Structure and Dynamics of the Fenna-Matthews-Olson Trimer from Chlorobaculum tepidum. J. Phys. Chem. A 2016, 120, 6146–6154.
Reimers, J. R.; et al. Challenges Facing an Understanding of the Nature of Low-Energy Excited States in Photosynthesis. Biochim. Biophys. Acta 2016, 1857, 1627–1640.
Rancova, O.; Jankowiak, R.; Kell, A.; Jassas, M.; Abramavicius, D. Band Structure of the Rhodobacter sphaeroides Photosynthetic Reaction Center from Simulations of Low Temperature Absorption and Transient Hole-Burned Spectra. J. Phys. Chem. B 2016, 120, 5601–5616.
Reinot, T.; Chen, J.; Kell, A.; Jassas, M.; Robben, K. C.; Zazubovich, V.; Jankowiak, R. On the Conflicting Estimations of Pigment Site Energies in Photosynthetic Complexes: A Case Study of the CP47 Complex. Anal. Chem. Insights 2016, 11, in 35–48.
Kell, A.; Bednarczyk, D.; Acharya, K.; Chen, J.; Noy, D.; Jankowiak, R. New Insight into the Water-Soluble Chlorophyll-Binding Protein from Lepidium virginicum. Photochem. Photobiol. 2016, 92, 428–435.
2015
Kell, A.; Chen, J.; Jassas, M.; Tang, J. K.-H.; Jankowiak, R. Alternative Excitonic Structure of the Baseplate (BChl a–CsmA Complex) of the Chlorosome of Chlorobaculum tepidum. J. Phys. Chem. Lett. 2015, 6, 2702–2707.
Chen, J.; Kell, A.; Acharya, K.; Kupitz, C.; Fromme, P.; Jankowiak, R. Critical Assessment of the Emission Spectra of Various Photosystem II Core Complexes. Photosynth. Res. 2015, 124, 253–265.
Rancova, O.; Jankowiak, R.; Abramavicius, D. Probing Environment Fluctuations by Two-Dimensional Electronic Spectroscopy of Molecular Systems at Temperatures Below 5 K. J. Chem. Phys. 2015, 142, 212428.
Reppert, M.; Kell, A.; Pruitt, T.; Jankowiak, R. Comments on the Optical Lineshape Function: Application to Transient Hole-Burned Spectra of Bacterial Reaction Centers. J. Chem. Phys. 2015, 142, 094111.
Zazubovich, V.; Jankowiak, R. Biophotonics in Photosynthesis. In Photonics Volume 4: Biomedical Photonics, Spectroscopy, and Microscopy; Andrews, D. L., Ed.; Wiley: Hoboken, 2015; Chapter 4. (Invited Book Chapter).
Chauvet, A.; Jankowiak, R.; Kell, A.; Picorel, R.; Savikhin, S. Does the Singlet Minus Triplet Spectrum with Major Photobleaching Band Near 680-682 nm Represent an Intact Reaction Center of Photosystem II? J. Phys. Chem. B 2015, 119, 448–455.
2014
Savikhin, S.; Jankowiak, R. Mechanism of Primary Charge Separation in Photosynthetic Reaction Centers. In The Biophysics of Photosynthesis; Golbeck, J., van der Est, A., Eds.; Biophysics for the Life Sciences, Volume 11; Allwell, N. M., Ed.; Springer: New York, 2014; Chapter 7. (Invited Book Chapter)
Yang, Y.; Jankowiak, R.; Lin, C.; Pawlak, K.; Reus, M.; Holzwarth, A. R.; Li, J. Effect of the LHCII Pigment-Protein Complex Aggregation on Photovoltaic Properties of Sensitized TiO2 Solar Cells. Phys. Chem. Chem. Phys. 2014, 16, 20856–20865.
Lin, C.; Reppert, M.; Feng, X.; Jankowiak, R. Modeling Fluorescence Line-Narrowed Spectra in Weakly Coupled Dimers in the Presence of Excitation Energy Transfer. J. Chem. Phys. 2014, 141, 035101.
Kell, A.; Feng, X.; Lin, C.; Yang, Y.; Li, J.; Reus, M.; Holzwarth, A. R.; Jankowiak, R. Charge-Transfer Character of the Low-Energy Chl a Qy Absorption Band in Aggregated Light Harvesting Complexes II. J. Phys. Chem. B 2014, 118, 6086–6091.
Kell, A.; Acharya, K.; Blankenship, R. E.; Jankowiak, R. On Destabilization of the Fenna-Matthwes-Olson Complex of Chlorobaculum tepidum. Photosynth. Res. 2014, 120, 323–329.
Kell, A.; Acharya, K.; Zazubovich, V.; Jankowiak, R. On the Controversial Nature of the 825 nm Exciton Band in FMO Protein Complexes. J. Phys. Chem. Lett. 2014, 5, 1450–1456.
Herascu, N.; Kell, A.; Acharya, K.; Jankowiak, R.; Zazubovich, V. Modeling of Various Optical Spectra in the Presence of Uncorrelated Excitation Energy Transfer in Dimers and Trimers with Weak Inter-Pigment Coupling. J. Phys. Chem. B 2014, 118, 2032–2040.
2013
Bani-Yaseen, A. D.; Parker-James, S.; Sellens, K.; Culbertson, C. T.; Jankowiak, R. Microfluidic Electrochemical Detection for Biomarkers Analysis: A Review. In Microfluidics: Techniques, Structures for Biosensing and Potential Applications; Lei, K. F., Ed.; Nova: Hauppauge, NY, 2013; Chapter 5. (Invited Book Chapter).
Kell, A.; Feng, X.; Reppert, M.; Jankowiak, R. On the Shape of the Phonon Spectral Density in Photosynthetic Complexes. J. Phys. Chem. B 2013, 117, 7317–7323.
Lin, C.; Renge, I.; Jankowiak, R. Fluorescence Line-Narrowing Difference Spectra: Dependence of Huang-Rhys Factor on Excitation Wavelength. Chem. Phys. Lett. 2013, 576, 15–20.
Feng, X.; Kell, A.; Pieper, J.; Jankowiak, R. Modeling of Optical Spectra of the Light-Harvesting CP29 Antenna Complex of Photosystem II – Part II. J. Phys. Chem. B 2013, 117, 6593–6602.
Feng, X.; Pan, X.; Li, M.; Pieper, J.; Chang, W.; Jankowiak, R. Spectroscopic Study of the Light-Harvesting Cp29 Antenna Complex of Photosystem II – Part I. J. Phys. Chem. B 2013, 117, 6585–6592.
Lin, C.; Feng, X.; Jankowiak, R. Low-Temperature Laser-Induced Fluorescence Studies of Various Biological Systems with Pyrene Chromophore. In Pyrene: Chemical Properties, Biochemistry Applications and Toxic Effects; Ruzicka, P., Kral, T., Eds.; Nova: New York, 2013; Chapter 4.
2012
Najafi, M.; Herascu, N.; Seibert, M.; Picorel, R.; Jankowiak, R.; Zazubovich, V. Spectral Hole Burning, Recovery, and Thermocycling in Chlorophyll-Protein Complexes: Distributions of Barriers on the Protein Energy Landscape. J. Phys. Chem. B 2012, 116, 11780–11790.
Jankowiak, R. Probing Electron-Transfer Times in Photosynthetic Reaction Centers by Hole-Burning Spectroscopy. J. Phys. Chem. Lett. 2012, 3, 1684–1694. (Invited Perspective)
Acharya, K.; Zazubovich, V.; Reppert, M.; Jankowiak, R. Primary Electron Donor(s) in Isolated Reaction Center of Photosystem II from Chlamydomonas reinhardtii. J. Phys. Chem. B 2012, 116, 4860–4870.
Kalita, M.; Cingarapu, S.; Roy, S.; Park, S. C.; Higgins, D.; Jankowiak, R.; Chikan, V.; Klabunde, K. J.; Bossmann, S. H. Direct Synthesis of Aqueous Quantum Dots through 4,4'-Bipyridine-Based Twin Ligand Strategy. Inorg. Chem. 2012, 51, 4521–4526.
Acharya, K.; Neupane, B.; Zazubovich, V.; Sayre, R. T.; Picorel, R.; Seibert, M.; Jankowiak, R. Site Energies of Active and Inactive Pheophytins in the Reaction Center of Photosystem II from Chlamydomonas reinhardtii. J. Phys. Chem. B 2012, 116, 3890–3899.
Neupane, B.; Jaschke, P.; Saer, R.; Beatty, J. T.; Reppert, M.; Jankowiak, R. Electron Transfer in Rhodobacter sphaeroides Reaction Centers Containing Zn-Bacteriochlorophylls: A Hole-Burning Study. J. Phys. Chem. B 2012, 116, 3457–3466.
2011
Herascu, N.; Ahmouda, S.; Picorel, R.; Seibert, M.; Jankowiak, R.; Zazubovich, V. Effects of the Distributions of Energy or Charge Transfer Rates on Spectral Hole Burning in Pigment-Protein Complexes at Low Temperatures. J. Phys. Chem. B 2011, 115, 15098–15109.
Feng, X.; Neupane, B.; Acharya, K.; Zazubovich, V.; Picorel, R.; Seibert, M.; Jankowiak, R. Spectroscopic Study of the CP43' Complex and the PSI-CP43' Supercomplex of the Cyanobacterium Synechocystis PCC 6803. J. Phys. Chem. B 2011, 115, 13339–13349.
Neupane, B.; Dang, N. C.; Kelley, R. F.; Wasielewski, M. R.; Jankowiak, R. Low-Temperature Frequency Domain Study of Excitation Energy Transfer in Ethynyl-Linked Chlorophyll Trefoils and Aggregates. J. Phys. Chem. B 2011, 115, 10391–10399.
Jankowiak, R.; Reppert, M.; Zazubovich, V.; Pieper, J.; Reinot, T. Site Selective and Single Complex Laser-Based Spectroscopies: A Window on Excited State Electronic Structure, Excitation Energy Transfer, and Electron-Phonon Coupling of Selected Photosynthetic Complexes. Chem. Rev. 2011, 111, 4546–4598.
Lin, C.; Chinnappan, R.; Acharya, K.; Pellequer, J.-L.; Jankowiak, R. On Stabilization of a Neutral Aromatic Ligand by π-Cation Interactions in Monoclonal Antibodies. Biophys. Chem. 2011, 154, 35–40.
Guza, R.; Kotandeniya, D.; Murphy, K.; Dissanayake, T.; Lin, C.; Giambasu, G. M.; Lad, R. R.; Wojciechowski, F.; Amin, S.; Sturla, S. J.; Hudson, R. H. E.; York, D. M.; Jankowiak, R.; Jones, R.; Tretyakova, N. Y. Influence of C-5 Substituted Cytosine and Related Nucleoside Analogs on the Formation of Benzo[a]Pyrene Diol Epoxide-dG Adducts at CG Base Pairs of DNA. Nucl. Acids Res. 2011, 39, 3988–4006.
Bani-Yaseen, A. D.; Kawaguchi, T.; Price, A. K.; Culbertson, C. T.; Jankowiak, R. Integrated Microfluidic Device for the Separation and Electrochemical Detection of Cathchol Estrogen-Derived DNA Adducts. Anal. Bioanal. Chem. 2011, 399, 519–524.
2010
Acharya, K.; Neupane, B.; Reppert, M.; Feng, X.; Jankowiak, R. On the Unusual Temperature-Dependent Emission of the CP47 Antenna Complex of Photosystem II. J. Phys. Chem. Lett. 2010, 1, 2310–2315.
Reppert, M.; Naibo, V.; Jankowiak, R. Accurate Modeling of Fluorescence Line Narrowing Difference Spectra: Direct Measurement of the Single-Site Fluorescence Spectrum. J. Chem. Phys. 2010, 133, 014506.
Reppert, M.; Naibo, V.; Jankowiak, R. Modeling Study of Non-Line-Narrowed Hole-Burned Spectra in Weakly Coupled Dimers and Multi-Chromophoric Molecular Assemblies. Chem. Phys. 2010, 367, 27–35.
Grozdanov, D.; Herascu, N.; Reinot, T.; Jankowiak, R.; Zazubovich, V. Low-Temperature Protein Dynamics of the B800 Molecules in the LH2 Light-Harvesting Complex: Spectral Hole Burning Study and Comparison with Single Photosynthetic Complex Spectroscopy. J. Phys. Chem. B 2010, 114, 3426–3438.
Reppert, M.; Acharya, K.; Neupane, B.; Jankowiak, R. Lowest Electronic States of the CP47 Antenna Protein Complex of Photosystem II: Simulation of Optical Spectra and Revised Structural Assignments. J. Phys. Chem. B 2010, 114, 11884–11898.
Neupane, B.; Dang, N. C.; Acharya, K.; Reppert, M.; Zazubovich, V.; Picorel, R.; Seibert, M.; Jankowiak, R. Insight into the Electronic Structure of the CP47 Antenna Protein Complex of Photosystem II: Hole Burning and Fluorescence Study. J. Am. Chem. Soc. 2010, 132, 4214–4229.
2009
Reppert, M.; Naibo, V.; Jankowiak, R. Analytical Formulas for Low-Fluence Non-Line-Narrowed Hole-Burned Spectra in an Excitonically Coupled Dimer. J. Chem. Phys. 2009, 131, 234104.
Reinot, T.; Dang, N. C.; Jankowiak, R. Hyperquenched Glassy Water and Hyperquenched Glassy Ethanol Probed by Single Molecule Spectroscopy. J. Phys. Chem. B 2009, 113, 4303–4313.
Bani-Yaseen, A. D.; Kawaguchi, T.; Jankowiak, R. Electrochemically Deposited Metal Nanoparticles for Enhancing the Performance of Microfluidic MEMS in Biochemical Analysis. Intl. J. Nanomanufacturing 2009, 4, 99–107.
2008
Reppert, M.; Zazubovich, V.; Dang, N. C.; Seibert, M.; Jankowiak, R. Low-Energy Chlorophyll States in the CP43 Antenna Protein Complex: Simulation of Various Optical Spectra. II. J. Phys. Chem. B 2008, 112, 9934–9947.
Dang, N. C.; Zazubovich, V.; Reppert, M.; Neupane, B.; Picorel, R.; Seibert, M.; Jankowiak, R. The CP43 Proximal Antenna Complex of Higher Plant Photosystem II Revisited: Modeling and Hole Burning Study. I. J. Phys. Chem. B 2008, 112, 9921–9933.
2007
Zazubovich, V.; Jankowiak, R. On the Energy Transfer Between Quasi-Degenerate States with Uncorrelated Site Distribution Functions: An Application to the CP43 Complex of Photosystem II. J. Lumin. 2007, 127, 245–250.
Sigl, A.; Orrit, M.; Reinot, T.; Jankowiak, R.; Friedrich, J. Terrylene in Hexadecane Revisited: A Hole Burning Study. J. Chem. Phys. 2007, 127, 084510.
Miksa, B.; Chinnappan, R.; Dang, N. C.; Reppert, M.; Matter, B.; Tretyakova, N.; Grubor, N. M.; Jankowiak, R. Spectral Differentiation and Immunoaffinity Capillary Electrophoresis Separation of Enantiomeric Benzo(a)Pyrene Diol Epoxide-Derived DNA Adducts. Chem. Res. Toxicol. 2007, 20, 1192–1199.
Dawoud, A. A.; Kawaguchi, T.; Jankowiak, R. In-Channel Modification of Electrochemical Detector for the Detection of Bio-Targets on Microchip. Electrochem. Commun. 2007, 9, 1536–1541.
Dawoud, A. A.; Kawaguchi, T.; Jankowiak, R. Integrated Microfluidic Device with an Electroplated Palladium Decoupler for More Sensitive Amperometric Detection of the 8-Hydroxy-Deoxyguanosine (8-OH-dG) DNA Adduct. Anal. Bioanal. Chem. 2007, 388, 245–252.
Dang, N. C.; Reinot, T.; Reppert, M.; Jankowiak, R. Temperature Dependence of Hole Growth Kinetics in Aluminum-Phthalocyanine-Tetrasulfonate in Hyperquenched Glassy Water. J. Phys. Chem. B 2007, 111, 1582–1589.
Riley, K. J.; Reinot, T.; Jankowiak, R.; Fromme, P.; Zazubovich, V. Red Antenna States of Photosystem I from Cyanobacteria Synechocystis PCC 6803 and Thermosynechococcus elongatus: Single-Complex Spectroscopy and Spectral Hole-Burning Study. J. Phys. Chem. B 2007, 111, 286–292.
2006
Riley, K. J.; Zazubovich, V.; Jankowiak, R. Frequency-Domain Spectroscopic Study of the PS I-CP43' Supercomplex for the Cyanobacterium Synechocystis PCC 6803 Grown under Iron Stress Conditions. J. Phys. Chem. B 2006, 110, 22436–22446.
Dawoud, A. A.; Kawaguchi, T.; Markushin, Y.; Porter, M. D.; Jankowiak, R. Separation of Catecholamines and Dopamine-Derived DNA Adduct Using a Microfluidic Device with Electrochemical Detection. Sensor. Actuat. B-Chem. 2006, 120, 42–50.
Matsuzaki, S.; Hayes, J. M.; Benbrook, D. M.; Jankowiak, R. Nonphotochemical Hole-Burning Study of Selectively Stained Normal and Cancerous Human Ovarian Tissues. J. Phys. Chem. B 2006, 110, 16124–16130.
Grubor, N. M.; Liu, Y.; Han, X.; Armstrong, D. W.; Jankowiak, R. High Resolution Spectral Deifferentiation of Enantiomers: Benzo[a]Pyrene Tetrols Complexed with a Promiscuous Antibody. J. Am. Chem. Soc. 2006, 128, 6409–6413.
Grubor, N. M.; Armstrong, D. W.; Jankowiak, R. Flow-Through Partial-Filling Affinity Capillary Electrophoresis Using a Crossreactive Antibody for Enantiomeric Separations. Electrophoresis 2006, 27, 1078–1083.
Cavalieri, E.; Chakravarti, D.; Guttenplan, J.; Hart, E.; Ingle, J.; Jankowiak, R.; Muti, R.; Rogan, E.; Russo, J.; Santen, R.; Sutter, T. Catechol Estrogen Quinones as Initiators of Breast and Other Human Cancers: Implications for Biomarkers of Susceptibility and Cancer Prevention. Biochim. Biophys. Acta 2006, 1766, 63–78.
2005
Markushin, Y.; Kapke, P.; Saeed, M.; Zhang, H.; Dawoud, A.; Rogan, E. G.; Cavalieri, E. L.; Jankowiak, R. Development of Monoclonal Antibodies to 4-Hydroxyestrogen-2-N-Acetylcysteine Conjugates: Immunoaffinity and Spectroscopic Studies. Chem. Res. Toxicol. 2005, 18, 1520–1527.
Cavalieri, E. L.; Rogan, E. G.; Li, K.-M.; Todorovic, R.; Ariese, F.; Jankowiak, R.; Grubor, N.; Small, G. J. Identification and Quantification of the Depurinating DNA Adducts Formed in Mouse Skin Treated with Dibenzo[a,l]Pyrene (DB[a,l]P) or Its Metabolites and in Rat Mammary Gland Treated with DB[a,l]P. Chem. Res. Toxicol. 2005, 18, 976–983.
Grubor, N. M.; Hayes, J.; Small, G. J.; Jankowiak, R. Cross-Reactivity and Conformational Multiplicity of an Anti-Polycyclic Aromatic Hydrocarbon mAb. Proc. Natl. Acad. Sci. U.S.A. 2005, 107, 7453–7458.
2004
Jankowiak, R.; Rogan, E. G.; cavalieir, E. L. Role of Fluorescence Line-Narrowing Spectroscopy and Related Luminescence-Based Techniques in the Elucidation of Mechanisms of Tumor Initiation by Polycyclic Aromatic Hydrocarbons and Estrogens. J. Phys. Chem. B 2004, 108, 10266–10283.
Riley, K.; Jankowiak, R.; Rätsep, M.; Small, G. J.; Zazubovich, V. Evidence for Highly Dispersive Primary Charge Separation Kinetics and Gross Heterogeneity in the Isolated PS II Reaction Center of Green Plants. J. Phys. Chem. B 2004, 108, , 10346–10356.
Jiang, G.; Jankowiak, R.; Grubor, N.; Banasiewicz, M.; Small, G. J.; Skorvaga, M.; van Houten, B.; States, J. C. Supercoiled DNA Promotes Formation of Intercalated cis-N2-Deoxyguanine Adducts and Base-Stacked trans-N2-Deoxyguanine Adducts by (+)-7R,8S-Dihydrodiol-9S,10R-epoxy-7,8,9,10-tetra-hydrobenzo[a]pyrene. Chem. Res. Toxicol. 2004, 17, 330–339.
Bader, A. N.; Grubor, N. M.; Ariese, F.; Goojir, C.; Jankowiak, R.; Small, G. J. Probing the Interaction of Benzo[a]pyrene Adducts and Metabolites with Monoclonal Antibodies Using Fluorescence Line-Narrowing Spectroscopy. Anal. Chem. 2004, 76, 761–766.
Banasiewicz, M.; Nelson, G.; Swank, A.; Grubor, N.; Ross, J.; Nesnow, S.; Kofeler, H.; Small, G. J.; Jankowiak, R. Identification and Quantification of Benzo[a]pyrene-Derived DNA Adducts Formed at Low Adduction Level in Mice Lung Tissue. Anal. Biochem. 2004, 334, 390–400.
Grubor, N. M.; Shinar, R.; Jankowiak, R.; Porter, M. D.; Small, G. J. Novel Biosensor Chip for Simultaneous Detection of DNA-Carcinogen Adducts with Low-Temperature Fluorescence. Biosens. Bioelectron. 2004, 19, 547–556.