International Journal of Food and Nutritional Science International Journal of Food and Nutritional Science International Journal of Food and Nutritional Science International Journal of Food and Nutritional Science 2377-0619Ommega Online PublishersNew Jersey, USA127010.15436/2377-0619.17.1270Research ArticleChemical Composition and Antibacterial Activity of the Essential Oil from Chinese Wild Ledum palustre L. on Vibrio ParahaemolyticusChemical Composition and Antibacterial Activity of the Essential Oil from Chinese Wild Ledum palustre L. on Vibrio ParahaemolyticusLiangliangZhang 1Jiangsu Province Biomass Energy and Materials Laboratory Nanjing 210042 China 2Institute of Chemical Industry of Forest Products CAF Nanjing 210042 China Editor* E-mail: zhll20086@163.com
The authors have declared that no competing interests exist.
20170302201741IJFNS-16-RA-127016122016300120172017Creative Commons Attribution LicenseThis is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. nbsp Objectives To study the chemical components and antibacterial activity of essential oil from the aerial parts of Ledum palustre L which were collected in Daxing rsquo anling area of north-eastern China in September 2014 Methods The subcritical fluid extraction technology SFE was used to isolate the essential oil from the plant rsquo s samples Micro-SPE and GC-MS methods were applied to the identification of oil components and determination of their content in the essential oil The antimicrobial activity of the essential oil was tested against the marine pathogen Vibrio parahaemolyticus at incubation of 37 deg C Results The yield of extract from the aerial parts was 5 31 The main constituents found were alpha -thujenal 22 48 bicyclocompounds 18 72 beta -phellandrene 10 25 benzene 1-methyl-3- 1-methylethyl - 6 59 propanal 2-methyl-3-phenyl- 4 01 and beta -terpineol 3 04 The essential oil from L palustre at concentration of 5 g L can inhibit the growth of V parahaemolyticus obviously Conclusion This is the first report of an inhibitory activity of essential oil of L palustre on the pandemic strain of V parahaemolyticus in seawater 10