Overexpression of Krueppel like factor 3 promotes subcutaneous adipocytes differentiation in goat Capra hircus.

Changsheng He,Yong Wang,Qing Xu,Y. Xiong,Jiangjiang Zhu,Yaqiu Lin

Published 2021 in Animal science journal = Nihon chikusan Gakkaiho

ABSTRACT

Previous research reported that KLF3 plays different roles in the regulation of adipose deposition across species. However, the exact function of KLF3 in goat subcutaneous adipocyte remains unknown. Here, the goat KLF3 gene was firstly cloned and showed that the mRNA sequence of the goat KLF3 gene was 1,264 bp (GenBank accession number: KU041753.1) and its coding sequence was 1,037 bp, encoding 345 amino acids with three classic zinc finger domains of KLFs family at its C-terminus. The alignment of the amino acid sequence of KLF3 among various species demonstrated that goat had the highest homology to that of sheep, presenting 99.4% similarity, while the homology similarity to that of mice presented only 93.62% in contrast. Furthermore, KLF3 had highest mRNA level in fat tissue and lowest level in the heart in comparison. Additionally, the mRNA level of KLF3 gradually tended to increase during adipogenesis. Interestingly, overexpression of KLF3 increased lipid accumulation. In line with this, the gain-of-function of KLF3 dramatically elevated the mRNA levels of TG synthetic genes and adipogenic maker genes (p < .01) . Moreover, overexpression of KLF3 upregulated all the potential target genes, except for C/EBPα. These results suggested that KLF3 is a positive regulator for subcutaneous adipocyte differentiation in goats.

PUBLICATION RECORD

  • Publication year

    2021

  • Venue

    Animal science journal = Nihon chikusan Gakkaiho

  • Publication date

    2021-01-01

  • Fields of study

    Biology, Agricultural and Food Sciences, Medicine

  • Identifiers
  • External record

    Open on Semantic Scholar

  • Source metadata

    Semantic Scholar, PubMed

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REFERENCES

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