Words similar to tester

Example sentences for: tester

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

The subtractive hybridization was performed by adding 1.5 μl driver cDNA to each tube, one containing 1.5 μl of adaptor 1 and the other containing 1.5 μl adapter 2R-ligated tester cDNA (tester cDNA was approximately 30 times less concentrated than driver cDNA) in 1 μl 4X hybridization buffer.
As before, each tester found before him on a table 10 red plastic cups, labeled A through J. Each cup held 3 ounces of one of the beers.
Primary PCR amplifications were conducted for each tester using diluted subtracted products following the second hybridization or the diluted unsubtracted cDNA.
Equal amounts of denatured, subtracted cDNA from each tester were spotted on four separate, positively charged nylon membranes (Roche Applied Science, Indianapolis, IN) using the BioDot apparatus (BioRad, Hercules, CA) and neutralized with 200 μl neutralization solution (1 M Tris-HCl, pH 8.0, 1.5 M NaCl).
cDNA prepared from the treated samples was used as the 'tester' and that from the control sample as 'driver' for the forward subtraction to isolate fragments corresponding to genes whose expression level was increased following the treatment.