References
- Mitchell B. E., Sobel H. L., Alexander M. H. The adverse health effects of tobacco and tobacco‐related products. Primary Care 1999; 26: 463–98
- Tilashalski K., Rodu B., Mayfield C. Assessing the nicotine content of smokeless tobacco products. J Am Dent Assoc 1994; 125: 590–4
- Walsh P. M., Epstein J. B. The oral effects of smokeless tobacco. J Can Dent Assoc 2000; 66: 22–5
- Tilashalski K., Rodu B., Cole P. A pilot study of smokeless tobacco in smoking cessation. Am J Med 1998; 104: 456–8
- Avti P. K., Kumar S., Pathak C. M., Vaiphei K., Khanduja K. L. Smokeless tobacco impairs the antioxidant defense in liver, lung, and kidney of rats. Toxicol Sci 2006; 89: 547–53
- Kingsley G. R. The direct biuret method for the determination of serum proteins as applied to photoelectric and visual colorimetry. J Lab Clin Med 1942; 27: 840–5
- Sinnhuber R. O., Yu T. C., Yu T. C. Characterization of the red pigment formed in the thiobarbituric acid determination of oxidative rancidity. Food Res 1958; 23: 626–30
- Paoletti F. Aldinucci D. Mocali A. Caparrini A. A sensitive spectrophotometric method for the determination of the superoxide dismutase activity in tissue extract. J Biochem 1986; 154: 536–41
- Goldberg D. M., Spooner J. R. Methods of enzymatic analysis. Vol. III. 3, H. B Bergmayer. Academic Press, , Florida 1983; 258–65
- Valenzuela A. The biological significance of malondialdehyde determination in the assessment of tissue oxidative stress. Life Sci 1990; 48: 301–9
- Neilson F., Mikkelsen B. B., Neilsen J. B., Andersen H. R., Grandjean P. Plasma malondialdehyde as biomarker for oxidative stress reference interval and effects of lifestyle factors. Clin Chem 1997; 47: 1209–10