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Segment Deletion and Blocking Triggered by Suffixation in English: An Optimality Theoretic Approach
강석근,Gao, Ying Ying 한국언어학회 2017 언어 Vol.42 No.2
Kang, Seok-keun & Gao, Ying Ying. 2017. Segment Deletion and Blocking Triggered by Suffixation in English: An Optimality Theoretic Approach. Korean Journal of Linguistics, 42-2, 121-134. This paper discusses segment deletion and blocking effects triggered by suffixation in English from the perspective of Optimality Theory. First, considering both stem-final rime deletion and blocking of suffixation, we argue that the two seemingly different phenomena can be given a unified account by using the Obligatory Contour Principle (OCP). That is, when suffixation creates a string of syllables with identical onsets, stem-final rime is deleted in conformity with the constraint. We also show that suffixation is blocked where the resulting form violates the OCP. Finally, addressing stem-final vowel deletion induced by vowel-initial suffixes, we claim that the vowel deletion applies as a repair strategy to avoid violation of the markedness constraint No Vowel Hiatus, which rules out two adjacent vowels across a syllable boundary. (Wonkwang University)
BAG5 regulates PTEN stability in MCF-7 cell line
( Ying Zhang ),( Hai Yan Gao ),( Hai Dong Gao ) 생화학분자생물학회 2013 BMB Reports Vol.46 No.10
The phosphatase and tensin homolog deleted on chromosome 10 (PTEN) is a tumor-suppressing lipid phosphatase that is frequently absent in breast tumors. Thus, the stability of PTEN is essential for tumor prevention and therapy. The ubiquitinproteasome pathway has an important role in regulating the functions of PTEN. Specifically, carboxyl terminus Hsp70- interacting protein (CHIP), the E3 ubiquitin ligase of PTEN, can regulate PTEN levels. In this study, we report that BCL-2- associated athanogene 5 (BAG5), a known inhibitor of CHIP activity, reduces the degradation of PTEN and maintains its levels via an ubiquitylation-dependent pathway. BAG5 is identified as an antagonist of cell tumorigenicity. [BMB Reports 2013; 46(10): 490-494]
DNA methylation levels in different tissues in tea plant via an optimized HPLC method
Ying Gao,Jia-Li Hao,Zhen Wang,Kwan-Jeong Song,Jian-Hui Ye,Xin-Qiang Zheng,Yue-Rong Liang,Jian-Liang Lu 한국원예학회 2019 Horticulture, Environment, and Biotechnology Vol.60 No.6
DNA methylation is one of the most important events in epigenetics and significantly influences plant growth and development. In the present study, we established and optimized a high-performance liquid chromatography method for detecting the base composition in DNA in tea plant (Camellia sinensis L.) tissues by using saline buffers-free mobile phases. The DNA methylation level varied with tea plant tissue, cultivar, and growth stage. A relatively higher DNA methylation level was observed in tender leaf (38.34%) and pistil (38.19%) tissues, while a relatively low level was detected in capillary root (19.45%), stamen (19.61%), and old leaf (20.70%) tissues. The pattern of the methylation level formed a saddle curve during the growth of dormant buds in spring; the lowest point appeared at the stage of one leaf and a bud. The methylation level in the adventitious buds regenerated from the branch after pruning seemed to decrease with an increase in the degree of pruning. These DNA methylation levels might be associated with the development of tea plant.
Ying Zhang,Xiaozhou Xu,Ying Yang,Jie Ma,Lulu Wang,Xiangzhi Meng,Bing Chen,Ling Qin,Tao Lu,Yan Gao 한국유방암학회 2018 Journal of breast cancer Vol.21 No.3
Purpose: Follistatin-like protein 1 (FSTL1) is a secreted glycoprotein that has been shown to play a role in various types of cancer. However, the clinical significance and function of FSTL1 in breast cancer have not been reported. We investigated the role of FSTL1 in breast cancer in this study. Methods: Enzyme-linked immunosorbent assays, western blot analysis, and reverse transcription polymerase chain reaction were used to monitor the expression of FSTL1 in breast cancer tissue and in serum samples from breast cancer patients. We employed a 4T1 breast cancer model and Fstl1+/− mice for in vivo studies. Hematoxylin and eosin staining, western blot analysis, and RNA sequencing were used to analyze the effect of FSTL1 on primary tumor growth and lung metastasis. Results: We demonstrated that the expression of FSTL1 is reduced in both the breast cancer tissue and the serum of breast cancer patients. We showed that reduced levels of FSTL1 in serum correlate with elevated expression of Ki-67 and epidermal growth factor receptor (EGFR) in cancer tissues. Moreover, lowered expression of FSTL1 was associated with decreased survival in breast cancer patients. Experiments on the Fstl1+/− mouse model established that FSTL1 deficiency had no effect on primary tumor growth, but increased the lung metastases of breast cancer cells, resulting in reduced survival of tumor-bearing mice. RNA sequencing found significantly reduced expression of Egln3 and increased expression of EGFR in Fstl1+/− mice. Thus, our results suggest that FSTL1 may affect the expression of EGFR through Egln3, inhibiting the proliferation of breast cancer cells at lung metastatic sites. Conclusion: In conclusion, we suggest a suppressor role of FSTL1 in breast cancer lung metastasis. Furthermore, FSTL1 may represent a potential prognostic biomarker and a candidate therapeutic target in breast cancer patients.
Ying Zhi Gao,Shi Ping Wang,You Neng Yang,De Li Wang,Jie Zhang 한국초지조사료학회 2009 한국초지조사료학회 학술대회논문집 Vol.2009 No.08
Grazing restoration succession of the degraded grassland is an important aspect in community ecology. Field experiment was carried out to examine how major species restore in first four years restoration following 11 consecutive grazing under different stocking rates in Inner Mongolian steppe. A. frigida and P. acaulis are the most important two species in the all treatments (NG, LG, MG and HG) after four years restoration, although they had high fluctuation. The biomasses of these two species account for 40-90% of total biomass. Especially in no grazing area, which was exclosured since 1990, A. frigida and P. acaulis are still the most important two species in the community. These results suggested A. frigida and P. acaulis conununity are quite stable, and will keep long-time if no special measurements were taken during the restoration of the degraded grassland.
Research of Resource Scheduling Strategy in Cloud Computing
Ying Gao,Guang Yang,Yanglin Ma,Mu Lei,Jiajie Duan 보안공학연구지원센터 2015 International Journal of Grid and Distributed Comp Vol.8 No.3
To solve the cloud computing resource scheduling problem in IaaS platform, a scheduling model based on ant colony algorithm was proposed. In this model, pheromone changes dynamically according to the best route searched by ants. This model automatically updates pheromones and guides ants to search the global best route. Experiment results show that the proposed model is of better ability in energy consumption in the IaaS cloud computing platform.
Gao, Ying,Huang, Yu-Bei,Liu, Xue-Ou,Chen, Chuan,Dai, Hong-Ji,Song, Feng-Ju,Wang, Jing,Chen, Ke-Xin,Wang, Yao-Gang Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.12
Objective: To evaluate associations between tea consumption, alcohol drinking and physical activity and breast cancer risk among Chinese females. Methods: Three English databases (PubMed, ScienceDirect and Wiley) and three Chinese databases (CNKI, WanFang and VIP) were independently searched by 2 reviewers up to December 2012, complemented by manual searches. The quality of included studies was assessed with the Newcastle-Ottawa Scale items. Random-effects models were used to estimate the pooled odds ratios (ORs) and 95% confidence intervals (CIs). Potential publication bias was estimated through Egger's and Begg's tests. Heterogeneity between studies was evaluated with $I^2$ statistics. Results: Thirty-nine studies involving 13,204 breast cancer cases and 87,248 controls were identified. Compared with non-drinkers, regular tea drinkers had decreased risk (OR=0.79, 95%CIs: 0.65-0.95; $I^2$=84.9%; N=16). An inverse association was also found between regular physical activity and breast cancer risk (OR=0.73, 95%CIs: 0.63-0.85; $I^2$=77.3%; N=15). However, there was no significant association between alcohol drinking and breast cancer risk (OR=0.85, 95%CIs: 0.72-1.02; $I^2$=63.8%; N=26). Most of the results from the subgroup analysis were consistent with the main results. Conclusion: Tea consumption and physical activity are significantly associated with a decreased risk of breast cancer in Chinese females. However, alcohol drinking may not be associated with any elevation of risk.