中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Bmtoll9, an arthropod conservative toll, is likely involved in the local gut immune response in the silkworm, bombyx mori

文献类型:期刊论文

作者Wu, Shan1; Zhang, Xiaofeng2; Chen, Xiaomei2; Cao, Pingsheng1; Beerntsen, Brenda T.3; Ling, Erjun1
刊名Developmental and comparative immunology
出版日期2010-02-01
卷号34期号:2页码:93-96
ISSN号0145-305X
关键词Bmtoll9 Rt-qpcr Expression Bombyx mori Sequence conservation Arthropods
DOI10.1016/j.dci.2009.08.010
通讯作者Ling, erjun(erjunling@sippe.ac.cn)
英文摘要The toll family of transmembrane proteins mediates signaling during the innate immune response in most animals. toll9 is widespread in insects and has a unique signature, qhr, in its toll/interleukin-1 receptor (tir) domain. the introns in the tir region are highly conserved among insects, suggesting the antiquity of toll9 genes. toll9 of bombyx mori (bmtoll9) was analysed by quantitative real-time rt-pcr. bmtoll9 is constitutively expressed in egg, larval and adult stages prior to microbial challenge. bmtoll9 is strongly expressed in the different parts of the gut, but weakly expressed in haemocytes, trachea, fat body, malpighian tubule and epidermis, and scarcely expressed in the silk glands. the injection of sterilized 0.85% nacl solution inhibited bmtoll9 expression in most tissues especially during the early responses. staphylococcus aureus had no or limited effect on the expression of bmtoll9 in the silkworm gut and fat body. but in epidermis, trachea, malpighian tubules and haemocytes, the expression of bmtoll9 was significantly increased after s. aureus challenge. infection of escherichia coli significantly increased the bmtoll9 expression in different parts of the gut as well as in epidermis, malpighian tubule and haemocytes. at 48 h after feeding of the fungus, beauveria bassiana, bmtoll9 expression was significantly increased. tissues responses to the injected and ingested bacteria showed that bmtoll9 is probably involved in the local gut immune response in the silkworm. (c) 2009 elsevier ltd. all rights reserved.
WOS关键词INNATE IMMUNITY ; DOMESTICATED SILKWORM ; GENES ; DROSOPHILA ; INFECTION ; INSECTS ; DEFENSE ; MAMMALS
WOS研究方向Immunology ; Zoology
WOS类目Immunology ; Zoology
语种英语
出版者ELSEVIER SCI LTD
WOS记录号WOS:000273147400001
URI标识http://www.irgrid.ac.cn/handle/1471x/2407190
专题中国科学院大学
通讯作者Ling, Erjun
作者单位1.Chinese Acad Sci, Grad Sch, Res Ctr Insect Sci, Inst Plant Physiol & Ecol,Shanghai Inst Biol Sci, Shanghai 200032, Peoples R China
2.Zhejiang Entry Exit Inspect & Quarantine Bur, Hangzhou 310012, Zhejiang, Peoples R China
3.Univ Missouri, Dept Vet Pathobiol, Coll Vet Meterinary Med, Columbia, MO 65211 USA
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Wu, Shan,Zhang, Xiaofeng,Chen, Xiaomei,et al. Bmtoll9, an arthropod conservative toll, is likely involved in the local gut immune response in the silkworm, bombyx mori[J]. Developmental and comparative immunology,2010,34(2):93-96.
APA Wu, Shan,Zhang, Xiaofeng,Chen, Xiaomei,Cao, Pingsheng,Beerntsen, Brenda T.,&Ling, Erjun.(2010).Bmtoll9, an arthropod conservative toll, is likely involved in the local gut immune response in the silkworm, bombyx mori.Developmental and comparative immunology,34(2),93-96.
MLA Wu, Shan,et al."Bmtoll9, an arthropod conservative toll, is likely involved in the local gut immune response in the silkworm, bombyx mori".Developmental and comparative immunology 34.2(2010):93-96.

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来源:中国科学院大学

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