Screening of marine seaweeds for bioactive compound against fish pathogenic bacteria and active fraction analysed by gas chromatography-mass spectrometry
Screening of marine seaweeds for bioactive compound against fish pathogenic bacteria and active fraction analysed by gas chromatography-mass spectrometry作者机构:Centre of Advance Study in Marine BiologyFaculty of Marine SciencesAnnamalai UniversityParangipettai-608508Tamil NaduIndia Sri Sankara Arts and Science CollegeEnathurKanchipuram-631561Tamil NaduIndia
出 版 物:《Journal of Coastal Life Medicine》 (海岸生命医学杂志(英文版))
年 卷 期:2014年第5期
页 面:367-375页
学科分类:1008[医学-中药学(可授医学、理学学位)] 1006[医学-中西医结合] 100602[医学-中西医结合临床] 10[医学]
基 金:Supported by the Science and Engineering Research Board(SERB-F.No.SR/FT/LS-142/2009) Department of Science and Technology(DST),Government of India,New Delhi
主 题:Marine seaweeds Vibrio sp.fish pathogenic Thin layer chromatography Gas chromatography-mass spectrometry
摘 要:Objective:To isolate bioactive molecules from marine seaweeds and check the antimicrobial activity against the fish pathogenic ***:Fresh marine seaweeds Gracilaria edulis,Kappaphycus spicifera,Sargassum wightii(***)were *** seaweed was extracted with different *** the study,test pathogens were collected from microbial type culture *** activity was carried out by using disc diffusion method and minimum inhibition concentration(MIC)was *** seaweed was analysed by fourier transform infrared *** cured extract was separated by thin layer chromatography(TLC).Fraction was collected from TLC to check the antimicrobial *** fraction was analysed by gas chromatography mass spectrometer(GCMS).Results:Based on the disc diffusion method,*** showed a better antimicrobial activity than other seaweed *** on the MIC,methanol extract of *** showed lower MIC than other *** were separated by *** this TLC,plate showed a two *** two fractions were separated in preparative TLC and checked for their antimicrobial *** 2 showed best MIC value against the tested *** 2 was analysed by *** on the GCMS,fraction 2 contains n-hexadecanoic acid(59.44%).Conclusions:From this present study,it can be concluded that *** was potential sources of bioactive compounds.