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Molecular cloning, inducible expression and function analysis of Epinephelus coioides Sec6 response to SGIV infection.
Li, Pin-Hong; He, Jia-Yang; Cai, Yi-Jie; Wei, Yu-Si; Zhu, Xiang-Long; Yang, Jia-Deng-Hui; Yang, Shi-Qi; Zhou, Sheng; Qin, Qi-Wei; Sun, Hong-Yan.
Afiliação
  • Li PH; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China; Guangdong Laboratory for Lingnan Modern Agriculture, Guangzhou, 510642, PR
  • He JY; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Cai YJ; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Wei YS; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Zhu XL; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Yang JD; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Yang SQ; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China.
  • Zhou S; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China; Guangdong Laboratory for Lingnan Modern Agriculture, Guangzhou, 510642, PR
  • Qin QW; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China; Southern Marine Science and Engineering Guangdong Laboratory, Zhuhai, PR Ch
  • Sun HY; University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou, 510642, PR China; Guangdong Laboratory for Lingnan Modern Agriculture, Guangzhou, 510642, PR
Fish Shellfish Immunol ; 124: 462-471, 2022 May.
Article em En | MEDLINE | ID: mdl-35483595
Exocyst complex component 3 Sec6 of mammals, one of the components of the exocyst complex, participates in numerous cellular functions, such as promoting cell migration and inhibiting apoptosis. In this study, the Sec6 was obtained from Epinephelus coioides, an economically important cultured fish. The full length of E. coioides Sec6 was 2655 bp including a 245 bp 5' UTR, a 154 bp 3' UTR, and a 2256 bp open reading frame (ORF) encoding 751 amino acids, with a molecular mass of 86.76 kDa and a theoretical pI of 5.57. Sec6 mRNA was detected in all the tissues examined, but the expression level is different in these tissues. Using fluorescence microscopy, Sec6 were distributed in both the nucleus and the cytoplasm. After SGIV infection, the expression of E. coioides Sec6 was significantly up-regulated in both trunk kidney and spleen response to Singapore grouper iridovirus (SGIV), an important pathogens of E. coioides. Sec6 could increase the SGIV-induced cytopathic effects (CPE), the expression of the SGIV genes VP19, LITAF, MCP, ICP18 and MCP, and the viral titers. Besides, E. coioides Sec6 significantly downregulated the promoter of NF-κB and AP-1, and inhibited the SGIV-induced apoptosis. The results demonstrated that E. coioides Sec6 might play important roles in SGIV infection.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Bass / Ranavirus / Iridovirus / Infecções por Vírus de DNA / Doenças dos Peixes Limite: Animals Idioma: En Revista: Fish Shellfish Immunol Assunto da revista: BIOLOGIA / MEDICINA VETERINARIA Ano de publicação: 2022 Tipo de documento: Article País de publicação: Reino Unido

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Bass / Ranavirus / Iridovirus / Infecções por Vírus de DNA / Doenças dos Peixes Limite: Animals Idioma: En Revista: Fish Shellfish Immunol Assunto da revista: BIOLOGIA / MEDICINA VETERINARIA Ano de publicação: 2022 Tipo de documento: Article País de publicação: Reino Unido