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Fonseca,BB; Ferreira Júnior,A; Santos,JP dos; Coelho,LR; Rossi,DA; Melo,RT; Mendonça,EP; Araújo,TG; Alves,RN; Beletti,ME. |
Abstract Campylobacteriosis is a worldwide foodborne zoonosis disease caused by Campylobacter jejuni. This microorganism is considered a commensal bacterium in chicken hosts. C. jejuni produces epithelial cell modifications and induces a cytokine gene transcription innate immunity repertoire. In the present study, we describe the invasiveness, morphological cellular modifications, and transcript level expressions of innate immune cytokines from C. jejuni-inoculated chicken ileum explants. C. jejuni was internalized by epithelial ileum cells at 15 minutes postinoculation (p.i.) and was detected intracellularly for 4hs (p.i.). Inoculated explants displayed significant increases in cell height. C. jejuni induced a significant elevation of Transforming Growth... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Campylobacter jejuni; Chicken; Explants; TGF-b3; IL-1b. |
Ano: 2016 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-635X2016000100063 |
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Lee,Eun-Gyeong; Lee,Sang-ll; Chae,Han-Jung; Park,Seoung Ju; Lee,Yong Chul; Yoo,Wan-Hee. |
Objectives: The objective of this study is to determine the effects of Ethyl acetate fraction from Cudrania tricuspidata (EACT) on the interleukin-1b (IL-1b)-induced proliferation of rheumatoid synovial fbroblasts (RASFs) and production of matrix metalloproteinases (MMPs), cyclooxygenase (COX) and prostaglandin E2 (PGE2) by RASFs. Materials and Methods: The proliferation of RASFs was evaluated with CCK-8 reagent in the presence of IL-1b with/without EACT. The expression of MMPs, TIMP-1, COXs, PGE2 and intracellular MAPK signalings, including p-ERK, p-p38, p-JNK and NF-kB were examined by immunoblotting or semi-quantitative reverse transcription-polymerase chain reaction (RT-PCR) and ELISA in conditions as described above. Results: EACT inhibits... |
Tipo: Journal article |
Palavras-chave: Cudrania tricuspidata; COX; IL-1b; MMPs; PGE2; Rheumatoid Arthritis (RA). |
Ano: 2010 |
URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602010000200010 |
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