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1株发光细菌的分离、鉴定及对霉菌毒素毒性的评价

刘彩琴 范杰 冯琳钕 陈薇青

中国食品学报2012,Vol.12Issue(7):186-191,6.
中国食品学报2012,Vol.12Issue(7):186-191,6.

1株发光细菌的分离、鉴定及对霉菌毒素毒性的评价

Classification, Identification and Toxin Estimate to Mycotoxin of a Luminous Bacterium

刘彩琴 1范杰 1冯琳钕 1陈薇青1

作者信息

  • 1. 浙江树人大学生物与环境工程学院 杭州310015
  • 折叠

摘要

Abstract

In order to estimate toxin of mycotoxin by luminous bacterium, a luminous bacterial strain SRU-2 isolated from deep—sea fish was classified systematically using routine methods. It was identified and characterized by morphological features, cultural, physiological and biochemical characteristics, and molecular biological methods etc, estimated AFB1, OTA, ZEN and Don toxin, at the same time. The results indicated that the strain belongs to Gram negative bacteria, the optimal growth temperature is 15 ℃, 16S rDNA nucleotide sequence revealed 100% homology with Photobac-terium phosphoreum AK6. Based on the morphology, physiological and biochemical characters, strain SRU-2 was identified as Photobacterium phosphoreum. The relatively fluorescence intensity to mycotoxin toxin were non-linear to toxin concentration, and luminescence intensity were incomplete inhibited.

关键词

发光细菌/鉴定/霉菌毒素

Key words

Luminous bacterium/ identification/ mycotoxin

引用本文复制引用

刘彩琴,范杰,冯琳钕,陈薇青..1株发光细菌的分离、鉴定及对霉菌毒素毒性的评价[J].中国食品学报,2012,12(7):186-191,6.

基金项目

浙江省教育厅科研计划项目(Y200909529) (Y200909529)

中国食品学报

OA北大核心CSCDCSTPCD

1009-7848

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