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The Literary Embodiment of “Womanism” in Alice Walker’s Novels
( Yao Zhong Ping ),( Il-soo Lee ) 미국소설학회 2019 미국소설 Vol.26 No.3
Alice Walker is a prominent contemporary African-American novelist who coined “womanist” to inspire black women to strive to achieve their liberty and identities against the sexual and racial oppression upon themselves. This paper aims to analyze and explore Walker’s three representative novels to understand black women’s resistance against the double domination and their journey towards self-independence, through which the spirit of “womanism” is vividly embodied. As regards to the double oppression of black women, Walker advocates building up “women’s league,” which ushers in their path of liberation. In the league, women and men compose together the hymn of the harmonious co-existence with love and understanding.
Ping Yao,Jun Zhang,Tieling Xing,Guo-Qiang Chen,Ran Tao,추광호 한국공업화학회 2018 Journal of Industrial and Engineering Chemistry Vol.58 No.-
This study focused on the green synthesis of silver nanoparticles (AgNPs) using grape seed extract and their use for the catalytic degradation of a hazardous dye. The reaction temperature for the synthesis had great impacts to the properties of AgNPs and thereby, contributed to their activity for reductive decomposition of Direct Orange 26 by NaBH4. The elevated temperature made silver particles grow bigger and so reduced the effectiveness of surface catalysis. This was evidenced by the decrease in the reaction rate of AgNPs. The biosynthesis of AgNPs below 40 °C had no negative effect on the degradation of Direct Orange 26.
( Qin Yao ),( Zhi Gang Hu ),( Jia Ping Xu ),( Ke Ping Chen ) 한국잠사학회 2005 International Journal of Industrial Entomology Vol.10 No.2
Ribosome-associated membrane protein 4 (RAMP4) is a membrane protein that exposes its N-terminal hydrophilic portion on the cytoplasmic side and spans the membrane close to the C-terminal end. RAMP4 has previously been reported to belong to the set of proteins that remains associated with membrane-bound ribosomes, and controls the glycosylation of major histocompatbility complex class II-associated invariant chain. RAMP4 also may be relative to the stabilization of membrane proteins in response to stress, with other components of translocon, and molecular chaperons in ER. Application of 5`-RACE technique with specially designed primer, we cloned a 715 bp cDNA fragment which contains a 195 bp ORF, termed RAMP4. The deduced protein has 64 amino acid residues and contains a putative transmembrane-spanning domain at the COOH terminus.
Li, Yao-Ping,Tian, Fu-Guo,Shi, Peng-Cheng,Guo, Ling-Yun,Wu, Hai-Ming,Chen, Run-Qi,Xue, Jin-Ming Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.23
4-Hydroxynonenal (4-HNE) is a stable end product of lipid peroxidation, which has been shown to play an important role in cell signal transduction, while increasing cell growth and differentiation. 4-HNE could inhibit phosphatase and tensin homolog (PTEN) activity in hepatocytes and increased levels have been found in human invasive breast cancer. Here we report that 4-HNE increased the cell growth of breast cancer cells as revealed by colony formation assay. Moreover, vascular endothelial growth factor (VEGF) expression was elevated, while protein levels of hypoxia inducible factor 1 alpha (HIF-$1{\alpha}$) were up-regulated. Sirtuin-3 (SIRT3), a major mitochondria NAD+-dependent deacetylase, is reported to destabilize HIF-$1{\alpha}$. Here, 4-HNE could inhibit the deacetylase activity of SIRT3 by thiol-specific modification. We further demonstrated that the regulation by 4-HNE of levels of HIF-$1{\alpha}$ and VEGF depends on SIRT3. Consistent with this, 4-HNE could not increase the cell growth in SIRT3 knockdown breast cancer cells. Additionally, 4-HNE promoted angiogenesis and invasion of breast cancer cells in a SIRT3-dependent manner. In conclusion, we propose that 4-HNE promotes growth, invasion and angiogenesis of breast cancer cells through the SIRT3-HIF-$1{\alpha}$-VEGF axis.