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China's Population Aging and the Status of the Elderlyin the Past Decade
Jiang Xiang Qun,Yang Qing Fang 한국노인복지학회 2011 International Journal of Welfare for the Aged Vol.25 No.-
The population age structure has changed obviously in the past 60 years since foundation of P.R China. China`s population aging growth trend emerged in 1970s. In recent years, population aging accelerates and has an important effect on the socio-economic development. China`s population aging in the early time is dominated by the fertility decline, and the influence of mortality decline continues to grow in the later stage. It is limited to solve the problem of population aging by improving the fertility level, because it is a real problem that the number of the elderly is large and it`s a huge increment. The issue of the elderly family`s support decline, and the inadequate economic and social security should be resolved by society development and distribution system, etc.
Development of Urban and Rural Institutions for the Aged
Xiang Qun Jiang,Nina Liu 한국노인복지학회 2013 International Journal of Welfare for the Aged Vol.29 No.-
In this paper, we aim at discussing the development of urban and rural institutions for the aged on the base of presenting the conditions of them. We maintain that the direction of the development of institutions for the aged is to keep the quantity while expanding, at the same time the government had better pay more attention to the reform of rural institutions for the aged. In addition, in the city, A problem?the imbalance of public, private urban institutions for the aged in supply and demand, need to be settled as soon as possible.
An Introductory Study of China`s Population Aging and the Current Elderly Status
( Jiang Xiang Qun ) 한남대학교 사회과학연구소 2014 사회과학연구 Vol.23 No.-
In this century, the population age structure has changed obviously in the past 60 years since foundation of P.R China. China``s population aging growth trend emerged in 1970s. In recent years, population aging accelerates and has an important effect on the socio-economic development. It is limited to solve the problem of population aging by improving the fertility level, because it is a real problem that the number of the elderly is large and it``s a huge increment. The issue of the elderly family``s support decline, and the inadequate economic and social security should be resolved by society development and distribution system, etc. China``s population aging in the early time is dominated by the fertility decline, and the influence of mortality decline continues to grow in the later stage. Overall, we project rapid population growth in the China``s eldelry.
Review and Analysis of China's Population Aging and the Situations of the Elderly
Jiang Xiang Qun,Yang Qing Fang,Zheng Yan Hui 한국노인복지학회 2012 International Journal of Welfare for the Aged Vol.26 No.-
The population age structure has changed obviously in the past 60 years since foundation of P.R China. China`s population aging growth trend emerged in 1970s. In recent years, population aging accelerates and has an important effect on the socio-economic development. China`s population aging in the early time is dominated by the fertility decline, and the influence of mortality decline continues to grow in the later stage. It is limited to solve the problem of population aging by improving the fertility level, because it is a real problem that the number of the elderly is large and it`s a huge increment. The issue of the elderly family`s support decline, and the inadequate economic and social security should be resolved by society development and distribution system, etc.
Expression of Ang-2/Tie-2 and PI3K/AKT in Colorectal Cancer
Zhang, Ji-Hong,Wang, Li-Hua,Li, Xiang-Jun,Wang, Ai-Ping,Reng, Li-Qun,Xia, Feng-Guo,Yang, Zhi-Ping,Jiang, Jing,Wang, Xiao-Dan,Wen, Chun-Yang Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.20
Purpose: To study the expression of angiogenin-2 (Ang-2) and its receptor Tie-2 in colorectal cancer and discuss the possible mechanisms behind this process. Materials and Methods: Using the streptavidin-peroxidase (SP) immunohistochemical method, paraffin sections from 100 colorectal cancer samples and 10 samples from tumor-adjacent normal tissue (> 2 cm from the edge of the gross tumor) were tested for protein expression of Ang-2, Tie-2, PI3K, and AKT. Reverse transcription-polymerase chain reaction and Western blots were further used to measure expression of the 4 genes and proteins in 20 freshly-resected colorectal cancer samples and tumor-adjacent normal tissues. Results: In colorectal cancer tissues, the expression of the Ang-2, Tie-2, PI3K, and AKT genes and their proteins was significantly higher than in tumor-adjacent normal tissues. Protein expression in poorly-differentiated adenocarcinoma was higher than that in well and moderately differentiated adenocarcinoma. According to Duke's classification, the protein expression in Stages C and D was significantly higher than that in Stages A and B. In the group with lymphatic metastasis, the protein expression was higher than that without lymphatic metastasis. Conclusions: In colorectal cancer, the expression of the Ang-2, Tie-2, PI3K, and AKT genes and their proteins is markedly higher than those in tumor-adjacent normal tissues. No correlation was observed between protein expression and gender, location, or histologic type. Correlations did exist between protein expression and differentiation level, stage of Duke's classification, and lymphatic metastasis; in colorectal cancer tissues with lower differentiation levels, higher stages of Duke's classification, and lymphatic metastasis, the expression of all 4 proteins was higher. The study of their expression patterns and relationships with aggression and metastasis will provide a valuable experimental foundation for assessing prognosis and targeted therapy of colorectal cancer.