Department of Chemistry

Publications

  1. Light-Harvesting CP29 Antenna Complex of Photosystem II Revisited: Hole Burning and Modeling Study X. Feng, M. Koirala, X. Pan, M. Li, J. Liu, W. Wang, J. Pieper, and R. Jankowiak J. Phys. Chem. B 2012, submitted.
  2. Spectral Hole Burning, Recovery, and Thermocycling in Chlorophyll-Protein Complexes: Distributions of Barriers on the Protein Energy Landscape in CP43 M. Najafi, N. Herascu, M. Seibert, R. Picorel, R. Jankowiak, and V. Zazubovich J. Phys. Chem. B 2012, submitted.
  3. On the coordination of low-energy Chlorophylls in the CP43 Antenna Complex: Fluorescence Line-Narrowing Study C. Lin, N.C. Dang, B. Neupane, K. Acharya, M. Reppert, and R. Jankowiak J. Lumin. 2012, submitted.
  4. Charge separation pathways in Photosystem II R. Jankowiak J. Phys. Chem. Lett. 2012,Invited Perspective, submitted.
  5. Primary Electron Donor(s) in Isolated Reaction Center of Photosystem II from Chlamydomonas reinhardtii K. Acharya, V. Zazubovich, R. Picorel, M. Seibert, and R. Jankowiak J. Phys. Chem. B 2012, submitted.
  6. Direct Synthesis of Aqueous Quantum Dots through 4,4 ¢ -Bipyridine-Based Twin Ligand Strategy M. Kalita, S. Cingarapu, S. Roy, S. Chan Park, D. Higgins, R. Jankowiak, V. Chikan, K.J. Klabunde, and S. Bossmann Inorg. Chem. 2012, dx.doi.org/10.1021/ ic202252m.
  7. Site-Energies of Active and Inactive Pheophytins in the Reaction Center of Photosystem II from Chlamydomonas reinhardtii K. Acharya, B. Neupane, R. Picorel, M. Seibert, and R. Jankowiak J. Phys. Chem. B 2012, dx.doi.org/10.1021/jp3007624.
  8. Electron Transfer in the Rhodobacter Sphaeroides Reaction Center Containing Zn-Bacteriochlorophylls (Zn-RC) and its b-Zn-RC Mutant: Hole Burning Study B. Neupane, P. Jaschke, T. Beatty, and R. Jankowiak J. Phys. Chem. B 2012, 116, 3457-3466.
  9. Effects of the Distributions of Energy Transfer Rates on Spectral Hole Burning in Pigment-Protein Complexes at Low TemperaturesN. Herascu, S. Ahmouda, R. Picorel, M. Seibert, R. V Jankowiak and V. Zazubovich J. Phys. Chem. B 2011, 115, 15098-15109.
  10. Spectroscopic Study of CP43' Complex and PSI-CP43' Supercomplex of the Cyanobacterium Synechocystis PCC 6803 Ximao Feng, Bhanu Neupane, Khem Acharya, Michael Rafael, Valter Zazubovich, and Ryszard Jankowiak J. Phys. Chem. B 2011, 115, 13339-13349.
  11. Low Temperature Frequency Domain Study of Excitation Energy Transfer in Ethynyl-linked Chlorophyll-trefoils and Aggregates B. Neupane, N. C. Dang, R. F. Kelley, M. R. Wasielewski, and R. Jankowiak J. Phys. Chem. B 2011, 115, 10391-10399.
  12. Site Selective and Single Complex Laser-Based Spectroscopies: A Window on Excited State Electronic Structure, Excitation Energy Transfer, Electron-Phonon Coupling of Selected Photosynthetic Complexes Ryszard Jankowiak, Mike Reppert, Valter Zazubovich, Jörg Pieper, and Tõnu Reinot Chem. Rev. 2011, 111, 4546-4598.
  13. On stabilization of a neutral aromatic ligand by π–cation interactions in monoclonal antibodies Chen Lin, Raja Chinnappan, Khem Acharya, Jean-Luc Pellequer, and Ryszard Jankowiak Biophys. Chem. 2011, 154, 35-40.
  14. 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 Rebecca Guza, Delshanee Kotandeniya, Kristopher Murphy, Thakshila Dissanayake, Chen Lin, George Madalin Giambasu, Rahul R. Lad, Filip Wojciechowski, Shantu Amin, Shana J. Sturla, Robert H.E. Hudson, Darrin M. York, Ryszard Jankowiak, Roger Jones, and Natalia Y. Tretyakova Nucl. Acids Res. 2011, 39, 3988.
  15. Integrated microfluidic device for the separation and electrochemical detection of catechol estrogen-derived DNA adducts Abdulilah Dawoud Bani-Yaseen, Toshikazu Kawaguchi, Alexander K. Price, Christopher T. Culbertson and Ryszard Jankowiak Anal. Bioanal. Chem. 2011, 399, 519.
  16. On the Unusual Temperature Dependent Emission of the CP47 Antenna Protein Complex of Photosystem II Khem Acharya, Bhanu Neupane, Mike Reppert, Ximao Feng, and Ryszard Jankowiak J. Phys. Chem. Lett. 2010, 1, 2310.
  17. Accurate Modeling of Fluorescence Line Narrowing Difference Spectra: Direct Measurement of the Single-Site Fluorescence Spectrum Mike Reppert, V. Naibo, and Ryszard Jankowiak J. Chem. Phys. 2010, 133, 014506.
  18. Modeling study of non-line-narrowed hole-burned spectra in weakly coupled dimers and multi-chromophoric molecular assemblies Mike Reppert, Virginia Naibo, and Ryszard Jankowiak Chem. Phys. 2010, 367, 27-35.
  19. 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 Daniel Grozdanov, Nicoleta Herascu, Tõnu Reinot, Ryszard Jankowiak and Valter Zazubovich J. Phys. Chem. B 2010 114 (10), 3426–3438.
  20. New Insight into the Electronic Structure of the CP47 Antenna Protein Complex of Photosystem II. Part II: Simulation of Optical Spectra Mike Reppert, Khem Acharya, Bhanu Neupane, and Ryszard Jankowiak J. Phys. Chem. B 2010 114 (36), 11884-11898.
  21. New Insight into the Electronic Structure of the CP47 Antenna Protein Complex of Photosystem II. Part I: Hole Burning and Fluorescence Study Bhanu Neupane, Nhan C. Dang, Khem Acharya, Mike Reppert, Valter Zazubovich, Rafael Picorel, Michael Seibert, and Ryszard Jankowiak J. Am. Chem. Soc. 2010 132, 4214–4229.
  22. Analytical formulas for low-fluence non-line-narrowed hole-burned spectra in an excitonically coupled dimer Mike Reppert, Virginia Naibo, Ryszard Jankowiak J. Chem. Phys. 2009 131, 234104/1 – 234104/8.
  23. Hyperquenched Glassy Water and Hyperquenched Glassy Ethanol Probed by Single Molecule Spectroscopy Tonu Reinot, Nhan C. Dang, Ryszard Jankowiak J. Phys. Chem. B 2009 113 (13), 4303-4313.
  24. Electrochemically deposited metal nanoparticles for enhancing the performance of microfluidic MEMS in biochemical analysis Abdulilah Dawoud Bani-Yaseen, Toshikazo Kawaguchi, Ryszard Jankowiak Intl. J. Nanomanufacturing 2009 4, 99.
  25. Low-Energy Chlorophyll States in the CP43 Antenna Protein Complex: Simulation of Various Optical Spectra. II Mike Reppert, Valter Zazubovich, Nhan C. Dang, Michael Seibert, Ryszard Jankowiak J. Phys. Chem. B 2008 112 (32), 9934-9947.
  26. The CP43 Proximal Antenna Complex of Higher Plant Photosystem II Revisited: Modeling and Hole Burning Study. I Nhan C. Dang, Valter Zazubovich, Mike Reppert, Bhanu Neupane, Rafael Picorel, Michael Seibert, Ryszard Jankowiak J. Phys. Chem. B 2008 112 (32), 9921-9933.
  27. Spectral Differentiation and Immunoaffinity Capillary Electrophoresis Separation of Enantiomeric Benzo(a)pyrene Diol Epoxide-Derived DNA Adducts Beata Miksa, Raja Chinnappan, Nhan C. Dang, Mike Reppert, Brock Matter, Natalia Tretyakova, Nenad M. Grubor, Ryszard Jankowiak Chemical Research in Toxicology 2007 20 (8), 1192-1199.
  28. Temperature Dependence of Hole Growth Kinetics in Aluminum−Phthalocyanine−Tetrasulfonate in Hyperquenched Glassy Water N. C. Dang, T. Reinot, M. Reppert, and R. Jankowiak J. Phys. Chem. B 2007 111 (7), 1582-1589.
  29. Red Antenna States of Photosystem I from Cyanobacteria Synechocystis PCC 6803 and Thermosynechococcus elongatus:  Single-Complex Spectroscopy and Spectral Hole-Burning Study Kerry J. Riley, Tõnu Reinot, Ryszard Jankowiak,, Petra Fromme, and Valter Zazubovich J. Phys. Chem. B 2007 111 (1), 286-292.
  30. Terrylene in hexadecane revisited: a hole burning study Sigl, A.; Orrit, M.; Reinot, T.; Jankowiak, R.; Friedrich, J. J. Chem. Phys. 2007, 127 (8), 084510.
  31. Integrated microfluidic device with an electroplated palladium decoupler for more sensitive amperometric detection of the 8-hydroxy-deoxyguanosine (8-OH-dG) DNA adduct Dawoud, A. A.; Kawaguchi, T.; Jankowiak, R. Anal. Bioanal. Chem. 2007, 388 (1), 245-252.
  32. Frequency-Domain Spectroscopic Study of the PS I−CP43‘ Supercomplex from the Cyanobacterium Synechocystis PCC 6803 Grown under Iron Stress Conditions Kerry J. Riley, Valter Zazubovich, and Ryszard Jankowiak J. Phys. Chem. B 2006 110 (45), 22436-22446.
  33. Nonphotochemical Hole-Burning Study of Selectively Stained Normal and Cancerous Human Ovarian Tissues S. Matsuzaki,, J. M. Hayes, D. M. Benbrook, and R. Jankowiak J. Phys. Chem. B 2006 110 (32), 16124-16130.
  34. High Resolution Spectral Differentiation of Enantiomers: Benzo[a]Pyrene Tetrols Complexed with a Promiscuous Antibody Nenad M. Grubor, Ying Liu, Xinxin Han, Daniel W. Armstrong, and Ryszard Jankowiak J. Am. Chem. Soc. 2006 128 (19), 6409-6413.
  35. Flow-through partial-filling affinity capillary electrophoresis using a crossreactive antibody for enantiomeric separations Nenad M. Grubor, Daniel W. Armstrong, Ryszard Jankowiak Electrophoresis 2006 27, 1078-1083.
  36. Catechol estrogen quinones as initiators of breast and other human cancers: implications for biomarkers of susceptibility and cancer prevention Cavalieri, E.; Chakravarti, D.; Guttenplan, J.; Hart, E.; Ingle, J.; Jankowiak, R.; Muti, P.; Rogan, E.; Russo, J.; Santen, R.; Sutter, T. Biochim. Biophys. Acta 2006, 1766(1), 63-78.
  37. High resolution spectral differentiation of enantiomers: benzo[a]pyrene tetrols complexed with a promiscuous antibody Grubor, N. M.; Liu, Y.; Han, X.; Armstrong, D. W.; Jankowiak, R. J. Am. Chem. Soc. 2006, 128 (19), 6409-6413.
  38. Development of Monoclonal Antibodies to 4-Hydroxyestrogen-2-N-Acetylcysteine Conjugates: Immunoaffinity and Spectroscopic Studies Y. Markushin, P. Kapke, M. Saeed, H. Zhang, A. Dawoud, E. G. Rogan, E. L. Cavalieri, and R. Jankowiak Chemical Research in Toxicology 2005 18 (10), 1520-1527.
  39. 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 land Treated with DB[a,l]P Ercole L. Cavalieri,, Eleanor G. Rogan, Kai-Ming Li, Rosa Todorovic, Freek Ariese, Ryszard Jankowiak, Nenad Grubor, and Gerald J. Small Chemical Research in Toxicology 2005 18 (6), 976-983.
  40. Cross-reactivity and conformational multiplicity of an anti-polycyclic aromatic hydrocarbon mAb Grubor, N. M.; Hayes, J.; Small, G. J.; Jankowiak, R. Proc. Natl. Acad. Sci. U.S.A. 2005, 102(21), 7453-7458.
  41. 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 Ryszard Jankowiak, Eleanor G. Rogan, and Ercole L. Cavalieri J. Phys. Chem. B 2004 108 (29), 10266-10283.
  42. Evidence for Highly Dispersive Primary Charge Separation Kinetics and Gross Heterogeneity in the Isolated PS II Reaction Center of Green Plants† K. Riley, R. Jankowiak, M. Rätsep, G. J. Small, and V. Zazubovich J. Phys. Chem. B 2004 108 (29), 10346-10356.
  43. 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 Guohui Jiang, Ryszard Jankowiak, Nenad Grubor, Marzena Banasiewicz, Gerald J. Small, Milan Skorvaga, Bennett Van Houten, and J. Christopher States Chemical Research in Toxicology 2004 17 (3), 330-339.
  44. Probing the Interaction of Benzo[a]pyrene Adducts and Metabolites with Monoclonal Antibodies Using Fluorescence Line-Narrowing Spectroscopy Arjen N. Bader, Nenad M. Grubor, Freek Ariese,, Cees Gooijer, Ryszard Jankowiak, and Gerald J. Small Analytical Chemistry 2004 76 (3), 761-766.
  45. Identification and quantitation of benzo[a]pyrene-derived DNA adducts formed at low adduction level in mice lung tissue Banasiewicz, M.; Nelson, G.; Swank, A.; Grubor, N.; Ross, J.; Nesnow, S.; Kofeler, H.; Small, G. J.; Jankowiak, R. Anal. Biochem. 2004, 334(2), 390-400.
  46. Novel biosensor chip for simultaneous detection of DNA-carcinogen adducts with low-temperature fluorescence Grubor, N. M.; Shinar, R.; Jankowiak, R.; Porter, M. D.; Small, G. J. Biosens. Bioelectron. 2004, 19(6), 547-556.
  47. Spectral Characterization of Catechol Estrogen Quinone (CEQ)-Derived DNA Adducts and Their Identification in Human Breast Tissue Extract Y. Markushin, W. Zhong, E. L. Cavalieri, E. G. Rogan, G. J. Small, E. S. Yeung, and R. Jankowiak Chemical Research in Toxicology 2003 16 (9), 1107-1117.
  48. How Fast Is Excitation Energy Transfer in the Photosystem II Reaction Center in the Low Temperature Limit? Hole Burning vs Photon Echo V. Zazubovich, R. Jankowiak, K. Riley, R. Picorel,, M. Seibert, and G. J. Small J. Phys. Chem. B 2003 107 (12), 2862-2866.
  49. Primary Charge-Separation Rate at 5 K in Isolated Photosystem II Reaction Centers Containing Five and Six Chlorophyll a Molecules R. Jankowiak, M. Rätsep, J. Hayes, V. Zazubovich, R. Picorel,, M. Seibert, and G. J. Small J. Phys. Chem. B 2003 107 (9), 2068-2074.
  50. Spectroscopic Characterization of the 4-Hydroxy Catechol Estrogen QuinonesDerived GSH and N-Acetylated Cys Conjugates Ryszard Jankowiak,, Yuri Markushin, Ercole L. Cavalieri, and Gerald J. Small Chemical Research in Toxicology 2003 16 (3), 304-311.
  51. An Excitonic Pentamer Model for the Core Qy States of the Isolated Photosystem II Reaction Center R. Jankowiak, J. M. Hayes, and G. J. Small J. Phys. Chem. B 2002 106 (34), 8803-8814.
  52. A High-Pressure Spectral Hole Burning Study of Correlation between Energy Disorder and Excitonic Couplings in the LH 2 Complex from Rhodopseudomonas Acidophila V. Zazubovich, R. Jankowiak, and G. J. Small J. Phys. Chem. B 2002 106 (26), 6802-6814.
  53. High-Performance Liquid Chromatography Interfaced with Fluorescence Line-Narrowing Spectroscopy for On-Line Analysis Kenneth P. Roberts, Ryszard Jankowiak, and Gerald J. Small Analytical Chemistry 2001 73 (5), 951-956.
  54. Detection and Quantification of Depurinated Benzo[a]pyrene-Adducted DNA Bases in the Urine of Cigarette Smokers and Women Exposed to Household Coal Smoke George P. Casale,, Maria Singhal, Sumitra Bhattacharya, Regulan RamaNathan, Kenneth P. Roberts, Damon C. Barbacci, John Zhao, Ryszard Jankowiak, Michael L. Gross, Ercole L. Cavalieri, Gerald J. Small, Stephen I. Rennard, Judy L. Mumford, and Meilan Shen Chemical Research in Toxicology 2001 14 (2), 192-201.
  55. The CP43 Core Antenna Complex of Photosystem II Possesses Two Quasi-Degenerate and Weakly Coupled Qy-Trap States R. Jankowiak, V. Zazubovich, M. Rätsep, S. Matsuzaki, M. Alfonso, R. Picorel,, M. Seibert, and G. J. Small J. Phys. Chem. B 2000 104 (49), 11805-11815.
  56. Monoclonal Antibody−Gold Biosensor Chips for Detection of Depurinating Carcinogen−DNA Adducts by Fluorescence Line-Narrowing Spectroscopy Scott D. Duhachek, Jeremy R. Kenseth,, George P. Casale, Gerald J. Small, Marc D. Porter, and Ryszard Jankowiak Analytical Chemistry 2000 72 (16), 3709-3716.