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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
15
pubmed:dateCreated
2009-8-24
pubmed:abstractText
The present study analyzed the immunomodulatory potential of a newly identified duck beta-defensin, Apl_AvBD2. Recombinant Apl_AvBD2 expressed in HEK293T cells induced a concentration dependent in vitro migration of duck splenocytes, and spleen B- and T-lymphocytes, which was specifically inhibited by anti-Apl_AvBD2 polyclonal antibodies. Among the transcripts of 13 immunologically important genes analyzed in cultured splenocytes for the early immunomodulatory effect of Apl_AvBD2, dendritic cell immunoreceptor (DCIR) mRNA was found to be significantly down-regulated. However, there were no major changes in the expression levels of transcripts for cell surface proteins (MHC I, MHC II 2 beta-chain, TCR-beta, TLR-7, DCAR, CD44, and CD58) and cytokines (IL-2, IFN-gamma, RANTES, MIP-1beta-like and MCP-1 like chemokines). Our results reveal chemotactic and immunomodulatory properties of Apl_AvBD2, two important functions that would help in employing this protein as a molecular adjuvant with avian vaccines.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
1872-9142
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
46
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
3070-5
pubmed:meshHeading
pubmed:year
2009
pubmed:articleTitle
Immunomodulation by duck defensin, Apl_AvBD2: in vitro dendritic cell immunoreceptor (DCIR) mRNA suppression, and B- and T-lymphocyte chemotaxis.
pubmed:affiliation
Molecular Virology Laboratory, Department of Molecular Microbiology, Rajiv Gandhi Centre for Biotechnology (RGCB), Thycaud PO, Thiruvananthapuram 695014, Kerala, India.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't