47. Craig, DB & Chase, LN (2012) Arrhenius plot for a reaction catalyzed by a single molecule of beta-galactosidase. Anal. Chem. 84, 2044-2047.
46. Craig, DB, Schwab, T & Sterner, R (2012) Random mutagenesis suggests that sequence errors are not a major cause of variation in the activity of individual molecules of beta-galactosidase. Biochem. Cell. Biol. in press.
45. Craig, DB (2012) A simple system for the measurement of the distribution of activities of individual molecules of E. coli beta-galactosidase. Anal. Methods 4, 85-88.
44. Goltz, DM, Ahmadi, S, Absalan, G & Craig, DB (2012) Separation of historical dyes using capillary electrophoresis with laser-induced fluorescence detection. J. Liq. Chromatogr. R. T. in press.
43.Craig, DB & Nichols, ER "Sample preparation for single molecule enzymology using capillary electrophoresis with fluorescence detection" in "Sampling and sample preparation for biological and medical applications", Edited by XC Le, (2012) in press.
42. Craig, DB, Eggertson, MJ, Chikamatsu, M & Horwood, CA (2011) Single molecule assay of Escherichia coli beta-galactosidase using two competing substrates simultaneously; DDAO-beta-D-galactoside and resorufin-beta-D-galactoside. Anal. Lett. 44, 1835-1841.
41. Craig, DB, Haslam, AM, Silverstein, HJ, Chikamatsu, M, Shadabi, E & Nichols, ER (2010) Effect of size, quaternary struture and translational error on the static and dynamic heterogeneity of beta-galactosidase and measurement of the electrophoretic dynamic heterogeneity. Protein J. 29, 398-406.
40. Craig, DB (2010) Heterogeneous properties of individual molecules of beta-galactosisdase from the thermophilic bacteria Geobacillus stearothermophilus. Protein J. 29, 55-61.
39. Craig, DB, Haslam, AM, Coombs, JML & Nichols, ER (2010) Kinetic studies on unmodified individual Escherichia coli beta-galactosidase molecule in free solution. Biochem. Cell Biol. 88, 451-458.
38. Nichols, ER, Shadabi, E & Craig, DB (2009) Effect of alteration of translation error rate on enzyme microheterogeneity as assessed by variation in single molecule electrophoretic mobility and catalytic activity. Biochem. Cell Biol. 87, 517-529.
37. Craig, DB & Nichols, ER (2008) Continuous flow assay for the simultaneous measurement of the electrophoretic mobility, catalytic activity and its variation over time of individual molecules of Escherichia coli beta-galactosidase. Electrophoresis 29, 4298-4303.
36. Nichols, ER & Craig, DB (2008) Measurement of the differences in electrophoretic mobilities of individual molecules of E. coli beta-galactosidase provides insight into structural differences which underlie enzyme microhetermgeneity. Electrophoresis 29, 4257-4269.
35. Nichols, ER & Craig, DB (2008) Single molecule assays reveal differences between in vivo and in vitro synthesized beta-galactosidase. Protein J. 27, 376-383.
34. Nichols, ER, Gavina, JMA, McLeod, RG & Craig, DB (2007) Single molecule assays of beta-galactosidase from two wild-type strains of E. coli: Effects of protease inhibitors on microheterogeneity and different relative activities with differing substrates. Protein J. 26, 95-105.
33. Craig, DB, Ash, HL & Nachtigall, JT (2006) Sphingomonas paucimobilis is capable of modifying polycyclic aromatic compounds present at sub-nanomolar concentrations in a complex medium. J. Environ. Biol. 27, 305-308.
32. Craig, DB & Nichols, ER (2006) Spectroscopic measurement of the redox potential of cytochrome c for the undergraduate biochemistry laboratory. J. Chem. Ed. 83, 1325-1326.
31. Craig, DB, Wetzl, BK, Duerkop, A & Wolfbeis, OS (2005) Determination of picomolar concentrations of protein using novel amino reactive chameleon labels and capillary electrophoresis laser-induced fluorescence detection. Electrophoresis 26, 2208-2213.
30. Craig, DB (2005) Equilibrium Gel Filtration for the Measurement of Protein-Ligand Binding in the Undergraduate Biochemistry Laboratory. J. Chem. Ed. 82, 96-98.
29. Wetzl, BK, Yarmoluk, SM, Craig, DB & Wolfbeis, OS (2004) Chameleon labels for staining and quantifying of proteins. Angew. Chem. Int. Ed. 43, 5400-5402.
28. Craig, DB , Nachtigall, JT, Ash, HL, Shoemaker, GK, Dyck, AC, Wawrykow, TMJ & Gudbjartson, HL (2003) Differences in the average single molecule activities of E. coli beta-galactosidase: Effect of source, enzyme molecule age and temperature of induction, J. Protein Chem. 22, 555-561.
27. Shoemaker, GK, Juers, DH, Coombs, JML, Matthews, BW & Craig, DB (2003) Crystallization of beta-Galactosidase Does Not Reduce the Range of Activity of Individual Molecules. Biochemistry 42, 1707-1710.
26. Goltz, DM, Hinds, M, Coombs, J, Jagdeo, A & Craig, D (2002) A Low Power Spark Ablation Device for Rapid Sample Dissolution. J. Anal. At. Spectrom. 17, 395-399.
25. Polakowski, R, Eggertson, MJ, Craig, DB & Dovichi, NJ. "The chemistry of a single enzyme molecule" in "Single molecule detection in solution: Methods and applications", Edited by RA Keller, C Zander & J Enderlein. Wiley VCH. (2002) Chapter 10, pp 293-301.
24. Dyck, AC & Craig, DB (2002) Individual Molecules of Thermostable Alkaline Phosphatase Support Different Catalytic Rates. Luminescence 17, 15-18.
23. Craig, DB (2002) Single Molecule Enzymology Studies on Escherichia coli beta-Galactosidase. Invited review to Recent Research Developments in Analytical Biochemistry 2, 229-238.
22. Dovichi, NJ, Polakowski, R, Craig, DB & Wong, JCY "Single Molecule Enzymology" in Nobel Conference on Single Molecule Spectroscopy in Physics, Chemistry and Biology, Basche, Orrit, and Rigler, Eds. Springer: Berlin (2002). Chapter 14, p 242-257.
21. Tuominen, EKJ, Zhu, K, Wallace, CJA, Clark-Lewis, I, Craig, DB, Rytomaa, M & Kinnunen, PKJ (2001) ATP induces a conformational change in lipid-bound cytochrome c. J. Biol. Chem. 276, 19356-19362.
20. Craig, DB & Hall, T (2000) Newly induced beta-galactosidase molecules have a higher activity than the basally expressed enzyme. J. Clin. Laser Med. Surg. 18, 209-214.
19. Craig, DB, Hall, T & Goltz, DM (2000) E. coli beta-Galactosidase is Heterogeneous with Respect to a Requirement for Magnesium. BioMetals 13, 223-229.
18. Polakowski, R, Craig, DB, Skelley, A, & Dovichi, NJ (2000) Single molecules of highly purified bacterial alkaline phosphatase have identical activity. J. Am. Chem. Soc. 122, 4853-4855.
17. Eggertson, MJ & Craig, DB (2000) Laser-Induced Fluorescence Detector for Liquid Chromatography: Applications to Protein Analysis. Biomed. Chromatogr. 14, 1-4.
16. Eggertson, MJ & Craig, DB (1999) beta-Galactosidase Assay Using Capillary Electrophoresis Laser-Induced Fluorescence Detection and Resorufin-beta -D-Galactopyranoside as Substrate. Biomed. Chromatogr. 13, 516-519.
15. Craig, D.B., Arriaga, E.A., Wong, J.C.Y., Lu, H. & Dovichi, N.J. (1998) Life and death of a single enzyme molecule. Invited review article to Anal. Chem. 70, 39A-43A
14. Craig, DB, Polakowski, R, Wong, JCY, Arriaga, E.A., Ahmadzedah, H, Stathakis, C & Dovichi, NJ (1998) SDS-capillary electrophoresis of proteins in a seiving matrix utilizing two-spectral channel laser-induced fluorescence detection. Electrophoresis 19, 2175-2179
13. Craig, DB & Dovichi, NJ (1998) Multiple labeling of proteins. Anal. Chem. 70, 2493-2494
12. Craig, DB, Wong, JCY, Polakowski, R & Dovichi, NJ (1998) General protease assay method coupling solid phase substrate extraction capillary electrophoresis. Anal. Chem. 70, 3824-3827
11. Craig, DB & Dovichi, NJ (1998) E. coli beta-galactosidase is heterogeneous with respect to the activity of individual molecules. Can. J. Chem. 76, 623-626
10. Pinto, DM, Arriaga, EA, Craig, D, Angelova, J, Sharma, N., Ahmadzadeh, H & Dovichi, NJ (1997) Picomolar assay of native proteins by capillary electrophoresis-precolumn labelling, sub-micellar separation, and laser-induced fluorescence detection. Anal. Chem. 69, 3015-3021.
9. Craig, DB, Arriaga, EA, Wong, JCY, Lu, H & Dovichi, NJ (1997) Single alkaline phosphatase molecule assay by capillary electrophoresis laser-induced fluorescence detection. Tech. Protein Chem. 8, 121-131.
8. Craig, DB, Wong, JCY & Dovichi, NJ (1997) Detection of Aequorea victoria green fluorescent protein by capillary electrophoresis laser-induced fluorescence. Biomed. Chromatogr. 11, 205-206.
7. Craig, DB, Arriaga, EA, Wong, JCY, Lu, H. & Dovichi, NJ (1996) Studies on single alkaline phosphatase molecules: Reaction rate and activation energy of a reaction catalyzed by a single molecule and the effect of thermal denaturation-The death of an enzyme. J. Am. Chem. Soc. 118, 5245-5253.
6. Craig, DB, Wong, JCY & Dovichi, NJ (1996) Detection of attomolar concentrations of alkaline phosphatase by capillary electrophoresis using laser-induced fluorescence detection. Anal. Chem. 68, 697-700.
5. Craig, DB, Arriaga, EA, Banks, P, Zhang, Y, Renborg, A, Palcic, MM & Dovichi, NJ (1995) Fluorescently-based enzymatic assay by capillary electrophoresis laser-induced fluorescence detection for the determination of a few beta-galactosidase molecules. Anal. Biochem. 226, 147-153.
4. Craig, DB & Wallace, CJA (1995) Studies of 8-azido-ATP adducts reveal two mechanisms by which ATP binding to cytochrome c could inhibit respiration. Biochemistry 34, 2686-2693.
3. Craig, DB & Wallace, CJA (1993) ATP binding to cytochrome c diminishes electron flow in the mitochondrial respiratory pathway. Protein Sci. 2, 966-976.
2. Craig, DB & Wallace, CJA (1991) The specificity and Kd at physiological ionic strength of an ATP-binding site on cytochrome c suit it to a regulatory role. Biochem. J. 279, 781-786.
1. Craig, D, Ireland, RL & Barlocher, F (1989) Seasonal variation in the organic composition of seafoam. J. Exp. Mar. Biol. Ecol. 130, 71-80.