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完善的基因芯片应具备的重要性质,在Affymetrix芯片上一 一体现:
好的特异性:Affymetrix基因芯片上的每一个基因或EST都是由16-20对25mer的探针组成。探针组中的每一段都是根据该基因特异性最高的部位设计。从多个探针位点检测的荧光信号,经过综合评估、统计计算和分析,获得的数据比单个探针判断样品是否存在某一靶序列 ...
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