N. C. Veitch, “Horseradish Peroxidase: A Modern View of a Classical Enzyme,” Phytochemistry, Vol. 65, No. 3, 2004, pp. 249-259.
 A. Vianello, M. Zancani, G. Nagy and F. Macri, “Guaiacol Peroxidase Associated to Soybean Root Plasma Membranes Oxidizes Ascorbate,” Journal of Plant Physiology, Vol. 150, No. 5, 1997, pp. 573-577.
 G. Nie and S. D. Aust, “Effect of Calcium on the Reversible Thermal Inactivation of Lignin Peroxidase,” Archives of Biochemistry and Biophysics, Vol. 337, No. 2, 1997, pp. 225-231. http://dx.doi.org/10.1006/abbi.1996.9770
 G. Nie and S. D. Aust, “Spectral Changes of Lignin Peroxidase during Reversible Inactivation,” Biochemistry, Vol. 36, No. 17, 1997, pp. 5113-5119.
 S. C. Fry, “Polymer-Bound Phenols as Natural Substrates of Peroxidases,” In: H. Greppin, C. Penel and Th. Gaspar, Eds., Molecular and Physiological Aspects of Plant Peroxidases, University of Geneva, Geneva, 1986, pp. 169-182.
 S. Kwak, S. Kim, I. Park and J. Liu, “Enhancement of Peroxidase Activity by Stress-Related Chemicals in Sweet Potato,” Phytochemistry, Vol. 43, No. 3, 1996, pp. 565-568. http://dx.doi.org/10.1016/0031-9422(96)00315-9
 Y. H. Kim and J. Y. Yoo, “Peroxidases Production form Carrot Hairy Root Cell Culture,” Enzyme and Microbial Technology, Vol. 18, No. 7, 1996, pp. 531-535.
 M. A. Habib, I. M. I. Ismail, A. J. Mahmood and M. R. Ullah, “Decolourization and Mineralization of Brilliant Golden Yellow (BGY) by Fenton and Photo-Fenton Processes,” African Journal of Pure and Applied Chemistry, Vol. 6, No. 14, 2012, pp. 153-158.
 P. K. Hepler, “Calcium: A Central Regulator of Plant Growth and Development,” The Plant Cell, Vol. 17, No. 8, 2005, pp. 2142-2155.
 G. W. Zhang, Z. Liu, J. Zhou and Y. L. Zhu, “Effect of Ca(NO3)2 Stress on Oxidative Damage, Antioxidant Enzyme Activities and Polyamine Contents in Roots of Grafted and Non-Grafted Tomato Plants,” Plant Growth Regulation, Vol. 56, No. 1, 2008, pp. 7-19.
 H. Xu, X. Sun, X. Yang, Q. Shi and X. Wang, “Physiological Responses to Nitrate Stress of Transgenic Tobacco Plants Harbouring the Cucumber Mitogen-Activated Protein Kinase Gene,” Turkish Journal of Botany, Vol. 37, No. 1, 2013, pp. 130-138.
 S. A. Abo-Farah, “Comparative Study of Oxidation of Some Azo Dyes by Different Advanced Oxidation Processes: Fenton, Fenton-Like, Photo-Fenton and Photo-Fenton-Like,” American Journal of Science, Vol. 6, No. 10, 2010, pp. 128-142.
 M. Stanisavljevic and L. Nedic, “Removal of Phenol from Industrial Wastewaters by Horseradish (Cochlearia armoracia L.),” Working and Living Environmental Protection, Vol. 2, No. 4, 2004, pp. 345-349.
 C. Penel, “The Role of Calcium in the Control of Peroxidase Activity,” In: H. Greppin, C. Penel and Th. Gaspar, Eds., Molecular and Physiological Aspects of Plant Peroxidases, University of Geneva, Geneva, 1986, pp. 155-164.
 A. Oscar, V. Moreno, R. Vazquez-Duhalt and J. L. Ochoa, “Peroxidase Activity in Calluses and Cell Suspension Cultures of Radish Raphanus sativus var. Cherry Bell,” Plant Cell, Tissue and Organ Culture, Vol. 18, No. 3, 1989, pp. 321-327.
 M. Laberge, Q. Huang, R. Schwietzer-Stenner and J. Fidy, “The Endogenous Calcium Ions of Horseradish Peroxides C Are Required to Maintain the Functional Nonplanarity of the Heme,” Biophysical Journal, Vol. 84, No. 4, 2003, pp. 2542-2552.
 C. Indiani, B. D. Howes, A. Feis and G. Smulevich, “Calcium Depletion of Horseradish Peroxidase Generates a Quantum Mechanical Mixed-Spinheme State,” In: J. Greve, G. J. Puppels and C. Otto, Eds., Spectroscopy of Biological Molecules: New Directions, Springer, Dordrecht, 1999, pp. 145-146.
 Y. Shiro, M. Kurono and I. Morishima, “Presence of Endogenous Calcium Ions and Its Functional and Structural Regulation in Horseradish Peroxidase,” The Journal of Biological Chemistry, Vol. 261, No. 20, 1986, pp. 9382-9390.