• Title/Summary/Keyword: Hong Kong

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PLANNING AGNAINST NOISE IN HONG KONG

  • Wong, Sam W. H.;Lui, Aaron S.W.;Lau, K.K.
    • Proceedings of the Acoustical Society of Korea Conference
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    • 1994.06a
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    • pp.656-661
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    • 1994
  • The impacts of road traffic noise in Hong Kong are pervasive. About one million peoople are affected by road traffic noise at levels higher than a standardd recommended fro planning of new developments. The Environmental Protection Department of Hong Kong has promulgated a set of planning standards and guidelines for reference of planners, engineers and architects in their preparation of land use proposals which include road and residential developments. This paper will describe, in connection with road traffic noise in Hong Kong, the planning objectives, the various practicable mitigation measures available to a high density modern city, and the achievements through conscientious planning efforts made over the past years.

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20(S)-protopanaxadiol and oleanolic acid ameliorate cognitive deficits in APP/PS1 transgenic mice by enhancing hippocampal neurogenesis

  • Lin, Kaili;Sze, Stephen Cho-Wing;Liu, Bin;Zhang, Zhang;Zhang, Zhu;Zhu, Peili;Wang, Ying;Deng, Qiudi;Yung, Ken Kin-Lam;Zhang, Shiqing
    • Journal of Ginseng Research
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    • v.45 no.2
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    • pp.325-333
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    • 2021
  • Background: Alzheimer's disease (AD) is one of the most prevalent neurodegenerative disorders. Enhancing hippocampal neurogenesis by promoting proliferation and differentiation of neural stem cells (NSCs) is a promising therapeutic strategy for AD. 20(S)-protopanaxadiol (PPD) and oleanolic acid (OA) are small, bioactive compounds found in ginseng that can promote NSC proliferation and neural differentiation in vitro. However, it is currently unknown whether PPD or OA can attenuate cognitive deficits by enhancing hippocampal neurogenesis in vivo in a transgenic APP/PS1 AD mouse model. Here, we administered PPD or OA to APP/PS1 mice and monitored the effects on cognition and hippocampal neurogenesis. Methods: We used the Morris water maze, Y maze, and open field tests to compare the cognitive capacities of treated and untreated APP/PS1 mice. We investigated hippocampal neurogenesis using Nissl staining and BrdU/NeuN double labeling. NSC proliferation was quantified by Sox2 labeling of the hippocampal dentate gyrus. We used western blotting to determine the effects of PPD and OA on Wnt/GSK3β/β-catenin pathway activation in the hippocampus. Results: Both PPD and OA significantly ameliorated the cognitive impairments observed in untreated APP/PS1 mice. Furthermore, PPD and OA significantly promoted hippocampal neurogenesis and NSC proliferation. At the mechanistic level, PPD and OA treatments resulted in Wnt/GSK-3β/β-catenin pathway activation in the hippocampus. Conclusion: PPD and OA ameliorate cognitive deficits in APP/PS1 mice by enhancing hippocampal neurogenesis, achieved by stimulating the Wnt/GSK-3β/β-catenin pathway. As such, PPD and OA are promising novel therapeutic agents for the treatment of AD and other neurodegenerative diseases.

Comparison of innerwear color preference among the Korea, China and Hong Kong (한국, 중국과 홍콩 성인여성의 속옷 선호색상 비교 연구)

  • Cha, Sujoung
    • Journal of Fashion Business
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    • v.16 no.5
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    • pp.106-113
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    • 2012
  • This study intend to research color preferences about innerwear(specially brassiere) and draw a comparison of color preference's differences among the Korea, China and Hong Kong. The subjects of study are female students of universities in Korea, China and Hong Kong. The data analysis was done with the statistical treatment in SPSS 14.0, and the results are as follows. Female students of universities in Korea, China and Hong Kong are distinguished from wearing color and preference color of innerwear. Korea and China female students prefer skin color to the other color but most of Hong Kong female students prefer black color. In case of red color, Korea female students don't select a red color as a preference color but even if some students select a red color, China and Hong Kong females prefer a red color. The traditional color opinions of Korea, China and Hong Kong are the same as a Yin-Yang School. But these days they have different color opinions because of cultural, political and ideological elements. Korea females like skin and white colors because these colors don't appear on the outwear surface. Korean have an inclination toward conservatism and use the color according to ideological and deceptive orders of the Confucianism. Hong Kong have a different color preference from China because they have chances of receiving the other cultures for example United Kingdom, Japan and so on.