Conclusion: the method is simple and stable, whose product of the specific transfer factor of HBV met the quality standard with specific immune activity to HBV-antigen.

结论：用体外免疫法制备乙肝病毒特异性转移因子工艺稳定，制备的转移因子符合质量标准，具有对乙肝病毒抗原的特异性。

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Specific transfer factor of subtype H5N1 avian influenza virus which has significant synergistic effect to avian viral inactivation vaccine and the effect is better by mouth than by injection.

禽流感病毒H5N1血清亚型特异性转移因子对禽流感病毒灭活疫苗具有明显的增效作用，且口服途径给药的疫苗免疫增效作用优于注射途径给药。

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More important, each code is generated for a specific transfer and expires after a relatively short time.

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To dispose of a sign properly, a general licensee must transfer the sign to a specific licensee.

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Swaps allow investors to tactically change or rebalance their portfolios for a specific period of time without having to transfer title to the assets currently on the balance sheet.

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