213 research outputs found
The role of endocannabinoids in the attachment of green mussle, Perna viridis
Get PDF大麻素是一类能够通过作用于大麻素受体，调节神经递质释放，从而调节神经、免疫等功能的化合物。人体内合成和分泌的一些小分子化合物也能作用于大麻素受体，被称为内源性大麻素。在无脊椎动物中内源性大麻素已有发现。目前，已在紫贻贝中（Mytilusedulis）、淡水水螅（Hydravulgaris）等中提取到N-花生四烯酰乙醇胺（ananadamide，AEA）、2-花生四烯酰甘油酯（2-arachidonoylglyerol，2-AG）等内源性大麻素（Sepeetal.，1998）。并且，在斑马贻贝（Dreissenapolymorpha）中的研究表明，AEA及其类似物能够抑制斑马贻贝的附着，并且这个...Cannabinoids are compounds that modulate neurotransmitter, immune, and other functions by acting on cannabinoid receptors and modulating neurotransmitter release. Some small molecules synthesized and secreted in the body can act on cannabinoid receptors, also known as endocannabinoid. Endogenous cannabinoids have been found in invertebrates. At present, AEA, 2-AG and other endogenous cannabinoids ...学位：理学硕士院系专业：海洋与地球学院_海洋生物学学号：2232014115135
The identity of ancestral home and business is business : the report of Singapore Chinese businessmen in Xiamen since 1979
Get PDF在东南亚，新加坡华商不仅为当地社会经济发展作出重要贡献，亦非常关注中国与祖籍地的经济建设和社会公益事业。当中国在上世纪七十年代末八十年代初实行改革开放，新加坡华商又来到厦门，成为最早来厦门投资的外商群体，并在厦门创造了众多的“第一”。因此，将来厦门投资的新加坡华商作为研究个案，对于海外华商研究具有学术价值和现实意义。本论文以第一手的田野调查资料，具体地考察中国改革开放以后新加坡华商来厦门投资的原因、经营方式，以及他们对厦门与祖籍地社会公益事业的关注等问题。本论文的研究显示，在厦门的新加坡华商既有浓厚的祖籍认同感，又有在商言商的经营视野，这是当代新加坡华商在厦门乃至在中国投资经营的重要特点之一。...Singapore Chinese businessmen not only make a significant contribution to local socio-economic development in Southeast Asia, but also are very interested in the economic construction and public welfare of china and ancestral home. when china implement the policy of the reform and opening up in the late seventies of last century, they went to Xiamen and became the first foreign group to invest in ...学位：历史学硕士院系专业：人文学院历史学系_世界史学号：1032007115420
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