Phát hiện Hydrocarbon trong Thịt Bò Làm Xạ bằng Phương Pháp HS-SPME–GC–MS và Tối Ưu Hóa Phương Pháp

Journal of the American Oil Chemists' Society - Tập 87 - Trang 731-736 - 2010
An Li1, Yiming Ha1, Feng Wang1, Yanjie Li1,2
1Institute of Agro-Food Science and Technology, CAAS, Beijing, People’s Republic of China
2Chemical and Engineering Institute, Inner Mongolia University of Technology, Huhehaote, People’s Republic of China

Tóm tắt

Các hydrocarbon 1,7-hexadecadiene (1,7-C16:2) và 8-heptadecene (8-C17:1), được sử dụng làm dấu hiệu để xác định thịt bò làm xạ được làm lạnh, đã được phát hiện dễ dàng trong thịt bò làm lạnh xạ ở mức 0,5 kGy hoặc cao hơn bằng cách sử dụng một phương pháp mới của tách pha rắn trong không gian đầu (HS-SPME), sắc ký khí và khối phổ (GC–MS). Điều kiện sử dụng SPME đã được tối ưu hóa trong nghiên cứu này để xác định định tính và định lượng 1,7-C16:2 và 8-C17:1 được sản xuất bởi bức xạ γ trong thịt bò làm lạnh. Mối quan hệ giữa liều lượng chiếu xạ và sản xuất hydrocarbon cũng đã được nghiên cứu, cho thấy mối tương quan tuyến tính tốt với hệ số lần lượt là 0,9942 và 0,9943 cho 1,7-C16:2 và 8-C17:1. HS-SPME–GC–MS là một phương pháp đơn giản và nhạy cảm để phân tích hydrocarbon trong thịt bò làm xạ được làm lạnh.

Từ khóa

#hydrocarbon #thịt bò làm xạ #HS-SPME #sắc ký khí #khối phổ #bức xạ γ

Tài liệu tham khảo

Chiasson F, Borsa J, Ouattara B, Lacroix M (2004) Radiosensitization of Escherichia coli and Salmonella typhi in ground beef. J Food Prot 67:1157–1162 Turgis M, Han J, Millette M, Salmieri S, Borsa J, Lacroix M (2009) Effect of selected antimicrobial compounds on the radiosensitization of Salmonella typhi in ground beef. Lett Appl Microbiol 48:657–662 Shi PX (2004) The theory and technology of food irradiation. Chinese Agriculture Science and Technology Press, Beijing Ha YM (2006) Irradiated food and its security. Chemistry Industry Press, Beijing Chauhan SK, Kumar R, Nadanasabapathy S, Bawa AS (2009) Detection methods for irradiated foods. Compr Rev Food Sci Food Saf 8:4–16 Dubravcic MF, Nawar WW (1968) Radiolysis of lipids: mode of cleavage in simple triglycerides. J Am Oil Chem Soc 45:656–660 Vajdi M, Nawar WW, Merritt C (1979) Identification of radiolytic compounds from beef. J Am Oil Chem Soc 56:611–615 Miyahara M, Saito A, Kamimura T, Nagasawa T, Kobayashi Y, Ito H, Maitan T (2003) Detection of hydrocarbons in irradiated foods. J Health Sci 49:179–188 BS EN1784:2003 (2003) Foodstuffs-Detection of irradiated food containing fat-gas chromatographic analysis of hydrocarbons. http://www.bzl3.com/EN115.htm1 Jelen HH, Szkudlarz SM, Jasinska I, Wasowicz E (2007) A headspace-SPME–GC–MS method for monitoring rapeseed oil autoxidation. J Am Oil Chem Soc 84:509–517 Arthur CL, Pawliszyn J (1990) Solid-phase microextraction with thermal desorption using fused silica optical fibers. Anal Chem 62:2145–2148 Steenson DF, Lee JH, Min DB (2002) Solid phase microextraction of volatile soybean oil and corn oil compounds. J Food Sci 67:71–76 Marsili RT (1999) Comparison of solid-phase microextraction and dynamic headspace methods for the gas chromatographic-mass spectrometric analysis of light-induced lipid oxidation products in milk. J Chromatogr Sci 37:17–23 Kim H, Cho WJ, Ahn JS, Cho DH, Cha YJ (2005) Identification of radiolytic marker compounds in the irradiated beef extract powder by volatile analysis. Microchem J 80:127–137 Xi XL, Chen J, Huang HJ (2003) Determination of hexane in edible oils by headspace solid-phase microextraction and gas chromatography. Food Sci 24:97–98 Cai Y, Zhao YZ, Jiang YM, Zhu X, Zhang B (2006) Determination of volatile compounds of Hezuo swine by GC–MS and headspace solid-phase microextraction. J Northwest Norm Univ (Nat Sci) 42:74–78 Matin AA, Maleki R, Farajzadeh MA, Farhadi K, Hosseinzadeh R, Jouyban A (2007) Headspace SPME–GC method for acetone analysis and its biomedical application. Chromatographia 66:383–387 Park JY, Hwang KT (1999) Hydrocarbons as markers for identifying postirradiated peanuts. J Am Oil Chem Soc 76:125–129 Hwang KT (1999) Hydrocarbons detected in irradiated shell eggs during storage. J Am Oil Chem Soc 76:1183–1187 Hwang KT, Hong JS, Yang JS, Sohn HS, Weller CL (2001) Detection of alkanes and alkenes for identifying irradiated cereals. J Am Oil Chem Soc 78:1145–1149 Choi CR, Hwang KT (1997) Detection of hydrocarbons in irradiated and roasted sesame seeds. J Am Oil Chem Soc 74:469–473 Farag SEA (1996) Detection of irradiated fruits by gas-chromatographic methods. Z Lebensm Unters Forsch 202:451–457 Lee HJ, Byun MW, Kim KS (2000) Detection of radiation-induced hydrocarbons and 2-alkylcyclobutanones in irradiated perilla seeds. J Food Prot 63:1563–1569 Miyahara M, Saito A, Kamimura T, Nagasawa T, Ito H, Toyoda M (2002) Hydrocarbon productions in hexane solutions of fatty acid methyl esters irradiated with gamma rays. J Health Sci 48:418–426