研究了烟酰胺对酪氨酸酶活性、人皮黑素细胞的增殖率、细胞周期动力学和黑素合成的影响。
The impact of nicotinamide on the activity of tyrosinase, as well as the impact on the proliferation rate of human melanocytes, cell cycle kinetics and melanogenesis were studied.
本试验采用聚丙烯酰胺凝胶垂直平板电泳，分析了黑杨派13个无性系。
Electrophoreses on vertical polyacrylamide plate were adopted to analyse 13 clones of Aigioros poplars.
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