A. Datta, P. Bandyopadhyay, J. Wen, J. W. Petrich, and M. S. Gordon, "Coupling of
large-amplitude side chain motions to the excited-state H-atom transfer of perylene
quinones: Application of theory and experiment to calphostin C." J. Phys. Chem. A,
2001, 105, 1057. [PDF] L. Sanders, M. Halder, T.-L. Xiao, J. Ding, D. W.
Armstrong, and J. W. Petrich, The Separation of Hypericin’s Enantiomers and
Their Photophysics in Chiral Environments. Photochem. Photobiol. 81,
183-186 (2005).[PDF]
Y. Chen, F. Gai, and J. W. Petrich, "Solvation of 7-azaindole
in alcohols and water: evidence for concerted excited-state
double-proton transfer in alcohols," J. Am. Chem.
Soc. 1993, 115, 10158.
Y. Chen, F. Gai, and J. W. Petrich, "The single exponential
fluorescence decay of the nonnatural amino acid, 7-azatryptophan,
and the nonexponential decay of tryptophan," J. Phys.
Chem. 1994, 98, 2203.
A. S. Smirnov, D. S. English, R. L. Rich, J. Lane, L. Teyton,
A. W. Schwabacher, S. Luo, R. W. Thornburg, and J. W. Petrich,
"Photophysics and biological applications of 7-azaindole and its
analogs," J. Phys. Chem., 1998, 119, 11585.
D. S. English, R. L. Rich, and J. W. Petrich, "Nonexponential fluorescence decay of
7-azatryptophan induced in a peptide environment," Photochem. Photobiol., 1998,
67, 76.
Jin Wen, Scott W. Nelson, Richard B. Honzatko, Herbert J. Fromm, and Jacob W.
Petrich, Environment of tryptophan 57 in Porcine fructose-1,6-bisphosphatase
studied by time-resolved fluorescence and site-directed mutagenesis.
Photochem. Photobiol.
74, 679 (2001).
[PDF]
P. Chowdhury, M. Gondry, R. Genet, J.-L. Martin, A. Ménez, M. Négrerie, and
J. W. Petrich. Picosecond dynamics of a peptide from the acetylcholine
receptor interacting with a neurotoxin probed by tailored tryptophan
fluorescence. Photochem. Photobiol. 77, 151 (2003).
[PDF]
Catherine A. Ibarra, Pramit Chowdhury, Jacob
W. Petrich, William M. Atkins. The Anomalous pKa of
Tyr-9 in Glutathione S-Transferase A1-1 Catalyzes Product Release. J.
Biol. Chem. 278, 19257 (2003).
[PDF]
F. Gai, M. J. Fehr, and J. W. Petrich, "Observation of
excited-state tautomerization in the antiviral agent hypericin and
identification of its fluorescent species," J. Phys.
Chem. 1994, 98, 5784.
S. L. Carpenter, M. J. Fehr, G. A. Kraus, and J. W. Petrich,
"Chemiluminescent activation of the antiviral activity of
hypericin: a molecular flashlight," Proc. Natl. Acad. Sci.
USA 1994, 91, 12273.
G. A. Kraus, W. Zhang, M. J. Fehr, and J. W. Petrich,
"Research at the interface between chemistry and virology: The
development of a molecular flashlight," Chem. Rev.,
1996, 96, 523.
D. S. English, W. Zhang, G. A. Kraus, and J. W. Petrich,
"Excited-state photophysics of hypericin and its hexamethoxy
analog: Intermolecular proton transfer as a nonradiative process
in hypericin," J. Am. Chem. Soc., 119, 2980.
K. Das, D. S. English, and J. W. Petrich, "Solvent dependence
on the intramolecular excited-state proton or hydrogen atom
transfer in hypocrellin," J. Am. Chem. Soc.,
1997, 119, 2763.
D. S. English, K. Das, K. D. Ashby, J. Park, J. W. Petrich, and E. W. Castner, Jr.,
"Confirmation of excited-state proton transfer and ground-state heterogeneity in hypericin
by fluorescence upconversion," J. Am. Chem. Soc.,
1998, 119, 11585.
J. W. Petrich, M. S. Gordon, and M. Cagle, "Structure and energetics of
ground-state hypericin: Comparison of experiment and theory," J. Phys. Chem. A,
1998, 102, 1647.
R. Chaloupka, F. Sureau, E. Kocisova, and J. W. Petrich, "Hypocrellin A
photosensitization involves an intracellular pH decrease in 3T3 cells," Photochem. Photobiol,
1998, 68, 44.
K. Das, A. V. Smirnov, M. D. Snyder, and J. W. Petrich, "Picosecond linear dichroism and anisotropy of hypocrellin: Towards a unified
picture of the photophysics of hypericin and hypocrellin," J. Phys. Chem. B, 1998, 102, 6098.
D. S. English, R. T. Doyle, J. W. Petrich, and P. G. Haydon, "Subcellular distributions and excited state processes of
hypericin in neurons," Photochem. Photobiol. , 1999, 69, 301.
J. Park, D. S. English, Y. Wannemuehler, S. Carpenter, and J. W. Petrich,
"The role of oxygen in the antiviral activity of hypericin and hypocrellin," Photochem. Photobiol.,1998,
68, 593.
K. Das, A. V. Smirnov, J. Wen, P. Miskovsky, and J. W. Petrich, "Photophysics of hypericin in complex with subcellular components: Interactions with human serum albumin,"
Photochem. Photobiol., 1999, 69, 633.
K. Das, K. D. Ashby, J. Wen, and J. W. Petrich, "The temperature dependence of
the excited-state intramolecular proton transfer reaction in hypericin and hypocrellin," J. Phys. Chem. B,1999, 103, 1581. [PDF]
A. V. Smirnov, D. B. Fulton, A. Andreotti, and J. W. Petrich, "Exploring
ground-state heterogeneity of hypericin and hypocrellin: Dynamic and 2D ROESY NMR study," J. Am. Chem. Soc. ,1999, 121, 7979 .[PDF]
A. V. Smirnov, K. Das, D. S. English, Z. Wan, G. A. Kraus, and J. W. Petrich,
"Excited-State intramolecular H-atom transfer of hypericin and hypocrellin A investigated
by fluorescence upconversion." J. Phys. Chem. A, 1999,
103, 7949. [PDF]
A. Datta, A. V. Smirnov, J. Wen, G. Chumanov, and J. W. Petrich, "Multidimensional
reaction coordinate for the excited-state H-atom transfer in perylene quinones:
Importance of the 7-membered ring in hypocrellins A and B."
Photochem. Photobiol., 2000, 71, 166.
[PDF]
J. W. Petrich, "Excited-state intramolecular H-atom transfer in nearly symmetrical
perylene quinones: Hypericin, hypocrellin, and their analogs." International Reviews
in Physical Chemistry, 2000, 19, 479.
Chowdhury, P. K., Ashby, K.
D., Datta, A., and J. W. Petrich. Effect of pH on the fluorescence and
absorption spectra of hypericin in reverse micelles. Photochem. Photobiol.
72, 612 (2000). [PDF]
B. M. Showalter, A. Datta, P. K. Chowdhury, J. Park, P. Bandyopadhyay, P. K. Choudhury,
S. Kesavan, Y. Zeng, G. A. Kraus, M. S. Gordon, J. P. Toscano, and J. W. Petrich,
"Identification of a vibrational frequency corresponding to H-atom translocation in hypericin."
Photochem. Photobiol., 2001, 74, 157.[PDF]
P.K. Chowdhury, K. Das, A. Datta, W.-Z. Liu, H.-Y. Zhang, and J. W. Petrich. A
comparison of the excited-state processes of nearly symmetrical perylene
quinones: Hypocrellin A and Hypomycin B. J. Photochem. Photobiol. A.
154, 107 (2002).[PDF]
J.Wen, P. Chowdhury, N. J. Wills, Y. Wannemuehler, J. Park, S. Kesavan, S.
Carpenter, G. A. Kraus, and J. W. Petrich, Towards the molecular flashlight:
Preparation, properties, and photophysics of a hypericin-luciferin tethered
molecule. Photochem. Photobiol. 76, 153 (2002). [PDF]
Wen, J., Chowdhury, P. K., Fulton, D. B., Datta, A., Das, K., Andreotti, A. H.,
and J. W. Petrich. Does solvent influence the ground-state tautomeric
population of hypericin? Photochem. Photobiol. 77, 5 (2003).
[PDF]
Dynamics of Novel Hemeproteins
Suman
Kundu, Barry Snyder, Kaustuv Das, Pramit Chowdhury, Jaehun Park, Jacob W.
Petrich, and Mark S. Hargrove, The leghemoglobin proximal heme pocket directs
oxygen dissociation and stabilizes bound heme. Proteins. 46,
268 (2002).[PDF]
P. K. Chowdhury, S. Kundu, M.
Halder, K. Das, M. S. Hargrove, and J. W. Petrich
M. Halder, K. Das, P. K. Chowdhury, S. Kundu, M. S. Hargrove, and J. W. Petrich. A comparative femtosecond study of the unligated monomeric hemeproteins myoglobin and leghemoglobin. J. Phys. Chem. 107, 9933-9938 (2003). [PDF]
K. D. Ashby, T. A. Casey, M. A. Rasmussen, and J. W. Petrich. "Steady-state and time-resolved
spectroscopy of F420 extracted from methanogen cells and its utility as a marker for
fecal contamination." J. Agricultural and Food Chemistry, 2001,
49, 1123.[PDF]
Ashby, K. D., Wen, J., Chowdhury, P., Casey, T. A., Rasmussen, M. A., and J.
W. Petrich. Fluorescence of dietary porphyrins as a basis for real-time
detection of fecal and ingesta contamination on meat.
Pramit K. Chowdhury, Mintu Halder, Prabir K. Choudhury, George A. Kraus, Meera J. Desai, Daniel W. Armstrong, Thomas A. Casey, Mark A. Rasmussen, and Jacob W. Petrich. Generation of fluorescent adducts of malondialdehyde and amino acids: Towards an understanding of lipofuscin. Photochem. Photobiol. 79, 21-25 (2004). [PDF]
P. K. Chowdhury, M. Halder, L. Sanders, T. Calhoun, J. L. Anderson, D. W. Armstrong, X. Song, and J. W. Petrich.
Dyanmic solvation in room temperature ionic liquids. J. Phys. Chem. B, 108, 10245-10255 (2004).
[PDF] (Please note that the entries in Table 1 of this article are misaligned.
A properly formatted Table may be found here. [PDF]
Patents
Photoactivated antiviral and antitumor compositions. Kraus, G. A.; Carpenter, S. L.; Petrich, J. W. Patent No. 5,780,287. Jul. 14, 1998.
Photoactivated antiviral and antitumor compositions. Kraus, G. A.; Carpenter, S. L.; Petrich, J. W. Patent No. 5,786,198. Jul. 28, 1998.
Method and system for detecting fecal and ingesta contamination on the carcasses of meat animals. Casey, T. A.; Rasmussen, M. A.; Petrich, J. W. Patent No. 5,914,247. Jun. 22, 1999.
Photoactivated Antiviral and Antitumor Compositions. Kraus, G. A, Petrich, J. W., Carpenter, S. Patent No. 5,952,311. Sept. 14, 1999.
Photoactivated Antiviral and Antitumor Compositions. Kraus, G. A, Petrich, J. W., Carpenter, S. Patent No. 6,160,024. Dec. 13, 2000.