目的:构建钙视网膜蛋白(CALB2)基因超表达及小干扰RNA(siRNA)慢病毒载体,观察CALB2对睾丸间质细胞雄激素合成的调节作用.方法:合成超表达及干涉的质粒,转入制备好的细菌感受态细胞,聚合酶链反应(PCR)鉴定阳性重组子后测序验证,确认构建成功的超表达及干涉慢病毒载体.用上述慢病毒载体分别感染MLTC-1及R2C间质细胞,观察...
Journal of Field Archaeology 38(3):225-241.Smith, M.E., Borejsza, A., Huster, A., Frederick, C.D., Rodriguez Lopez, I., and Heath-Smith, C. (2013), "Aztec- period houses and terraces at Calixtlahuaca: The changing morphology of a Mesoamerican hilltop urban center", Journal of ...
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Calpers Withholds Votes for Directors At Coke, Citigroup.Reports on the support to be withheld by the California Public Employees' Retirement System for the re-election of the board of Coca-Cola Co.DruckerJesseKellyKateEBSCO_bspWall Street Journal Eastern Edition...
Chironomid assemblages immediately following glacier retreat were dominated by taxa indicative of cold, oligotrophic conditions such as Sergentia coracina -type and Micropsectra radialis -type. A gradual transition to assemblages with moderate abundances of taxa indicative of warmer climatic conditions ...
Conclusion: These studies suggest that follicular dendritic cells and mesenchymal reticular cells in the caecal tonsil's germinal centers may be functionally different cell populations while the bursal secretory dendritic cell and follicular dendritic cell of the caecal tonsil may have a common origin....
PURPOSE: To provide a device for treating an ammoniacal nitrogen-contg. waste water capable of efficiently and economically removing ammoniacal nitrogen while preventing the lowering of the efficiency in removing ammoniacal nitrogen due to a reducing substance and the consumption of ozone at the time...
CALSTRS PRIVATE EQUITY PORTFOLIO PERFORMANCE.Presents a chart reflecting the performance of the private equity portfolio of the California State Teachers' Retirement System. Fund name; Vintage year; Commitment; Capital drawn; Capital return; Initial rate of return....
Securities and Exchange Commission (SEC) in the 1990s; View of author that this move is part of a an overhaul campaign to reform corporate-governance at the NYSE; Efforts of the NYSE to increase the independence of its board members.Wall Street Journal - Eastern EditionSchroederMichaelKellyKate...