有六价的

The reacting tite with NDPK-A was 1:800 and theantisera was specific.Conclusions: The purified rhNDPK-A protein exists mainly in the form of hexamer;rhNDPK-A protein can promote the survival of spleen cell and may take part in theadjustment of cell growth by the way of changing cell cycle.

ELISA法检测所制备的抗体的反应效价为：1：800，western blotting试验结果证实，该抗血清具备较好的特异性，能与rhNDPK-A蛋白发生反应，结论：rhNDPK-A蛋白可能主要以六聚体形式存在，直接观察的蛋白结构与文献报道的X衍射结果相似；rhNDPK-A蛋白对正常小鼠的脾细胞的存活有促进作用，推测很可能以信号转导的方式调控细胞周期从而达到对细胞生长的调节作用。

Repurchase of B share is the key of study and discussion.The author thinkthat securities repurchase has been an convention of international capitalmarket and that B share public enterprises should be allowed to repurchasetheir shares according to the adjustment of their capital requirement in order touphold share price and the image of enterprises.The sixth chapter,thedemerger of A Share and B Share,proposes the demerger of the equity of anenterprise which has issued both B share and A share under special conditions,in the situation that the phenomena of different prices for the same equity isdeteriorating,and the tentative plan to set up one pure B-share publicenterprise and one A-share enterprise.In the end,this chapter demonstratesthe feasibility from the view of law and finance.

而B股回购是目前研究和争论的焦点，笔者认为，证券回购已成为国际资本市场上通行的惯例，应当允许符合条件的B股上市公司根据公司资本结构调整需要，维护股价和公司市场形象等原因进行B股回购；第六章A、B股分立，针对目前A、B股同股不同价现象日益严重，特提出有条件的A、B股上市公司进行股权分立，成立纯粹的A股上市公司和B股上市公司的设想，并从法律、财务等方面进行论证。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新