Turkish Journal of Chemistry Turkish Journal of Chemistry, Vol.27, No.1 Entire volume, number list ISSN: 1300-0527 (Print) In this Issue (2 articles) 21 - 30 Changes in chlorophyll-carotenoid contents, antioxidant enzyme activities and lipid peroxidation levels in Zn-stressed Mentha pulegiumCandan N, Tarhan L 85 - 97 Purification and partial characterization of catalase from chicken erythrocytes and the effect of various inhibitors on enzyme activityAydemir T, Kuru K