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Evaluation of hybridization conditions for spotted oligonucleotide-based DNA microarrays

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Abstract

We compared different hybridization conditions of oligonucleotide-based DNA microarray to acquire optimized and reliable microarray data. Several parameters were evaluated at different hybridization conditions, including signal-to-background (S:B) ratios, signal dynamic range, usable spots, and reproducibility. Statistical analysis showed that better results were obtained when spotted, presynthesized long oligonucleotide arrays were blocked with succinic anhydride and hybridized at 42°C in the presence of 50% formamide.

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Correspondence to Eric Y. Chuang.

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Tsai, MH., Yan, H., Chen, X. et al. Evaluation of hybridization conditions for spotted oligonucleotide-based DNA microarrays. Mol Biotechnol 29, 221–224 (2005). https://doi.org/10.1385/MB:29:3:221

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  • DOI: https://doi.org/10.1385/MB:29:3:221

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