Does it matter which collection tubes are used for test sample? Do tubes with serum separaters affect test results?
A. Serum is the sample of choice for the Target canine progesterone kit, and plain Red Top blood collection tubes are preferred for serum collection. This removes any danger of interference of test results from chemicals used in coating other tubes. Also, as blood collected in Red Top tubes clots at the bottom of the tube with the serum rising to the top, the serum can be easily siphoned off onto the test cup with the fine-tipped pipettes provided in the kit. You do not need a centrifuge to run this test. Back to top Q. The color test result is not uniformly round (it may be a crescent or half moon shape). A. The filter test cup may be partially clogged by the sample. Repeat test using better quality sample. Sample Preparation: The quality of a sample affects the accuracy of any test. Since the Target test cup is a filter, it is especially important that the sample does not contain a large amount of precipitate or red blood cells which can cause the filter to be clogged and lead to ina
