Example sentences for: affymetrix

How can you use “affymetrix” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • A zip file (Additional data file 1) containing the R package SAG for retrieval, preparation and analysis of data from the Affymetrix GeneChip and the R script (Additional data file 2) are available with the online version of this article.

  • We reproduced the scaled AD normalization of the Affymetrix GeneChip 3.1 software.

  • The Affymetrix MAS5 comparison analysis tool was used to compare expression levels between pairs of GeneChips ®. This analysis directly compares two arrays at each individual probe pair rather than merely comparing the signal computed from all of the probe pairs for a probe set [ 11 ] . Comparisons among the 10 μg samples from different animals within each of the treatment groups showed that the biological (between animal) plus random technical variability is considerable (Table 4, 10 vs. 10).

  • To select genes that were changed between CC and Chr in our pilot data set we used an arbitrary cutoff of 2 fold-change units in combination with the Affymetrix difference call (see Methods).

  • The expression level reported for each probe set (by the Affymetrix "absolute analysis" algorithm) is based on a weighted average of the signals from the individual probe pairs, with signals near the median given more weight than those far from the median.


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