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Using Gene Ontology-based clustering method to study the genetic heterogeneity of leukemia
Author(s): Xiao Guo-hua, Li Yong-jin, Guo Zheng, Peng Chun-fang, Wang Dong, Zhu Jing, Yang Da, Yao Chen, Wang Jing
Pages: 9-
11
Year: 2008
Issue:
1
Journal: CHINA JOURNAL OF BIOINFORMATICS
Keyword: 基因表达谱; Gene Ontology; 聚类分析; 遗传异质性;
Abstract: 采用基因表达谱可以研究基因功能模块与疾病异质性之间的关系.根据两套白血病基因表达谱数据,将富集高变异基因的Gene Ontology基因功能模块作为特征功能模块,将疾病样本聚为两类.通过对比原始多类标签,采用聚类评估指标来分析两类化聚类结果的效果,并探讨特征功能模块与疾病异质性之间的关系.实验结果显示:在两套不同的白血病基因表达谱数据中得到的特征功能模块类似,它们对白血病亚型有较强的分型能力.
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