FOOD SCIENCE ›› 2009, Vol. 30 ›› Issue (1): 38-41.doi: 10.7506/spkx1002-6630-200901008

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Preliminary Study on Antimicrobial Effects of Pine Needle Crude Extracts

XU Li-shan,ZHANG Ping-hua,ZHANG Min-huan   

  1. (College of Chemistry and Life Science, Zhejiang Normal University, Jinhua 321004, China)
  • Received:2007-12-06 Revised:2008-08-14 Online:2009-01-01 Published:2010-12-29
  • Contact: XU Li-shan E-mail:xls@zjnu.cn

Abstract:

The antimicrobial effects of different extracts from Pinus massoniana Lamb, Pinus elliottii Engelm, Pinus thunbergii Parl with different solvents were investigated respetively. Result showed that all the pine needle crude extracts inhibit the growth of Escherichia coli, Bacillus subtilis, Staphylococcus aureus,Saccharorngces cerevisiae, Penicillium sp. and Aspergillus in different degrees. Especially, they have remarkable antimicrobial effects on Bacillus subtilis and Aspergillus. Furthermore, the antimicrobial activities of water and enthanol extracts of these three cultivars of pine needles have wider pH range (5 to 9).

Key words: pine needle, crude extract, antimicrobial effect

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