Labels:text | screenshot | black | black and white | font | document OCR: oassay 1s An important component of an immur says the sample. The versatility of immunoa n almost permits the measurement of hormones ine, saliva, every biological fluid. Serum, plasma, ur lood that spinal or amniotic fluid, or even whole ple has been dried on filter paper, are all san says. materials that can be used in immunoas drawn, The conditions under which a sample is however, can influence the results of th immunoassay to a great extent. manner Many hormones are secreted in pulsatile re and/or with a circadian rhythm; others d intake. influenced by factors such as stress or foc results is Thus, correct interpretation of laboratory conditions highly dependent on sampling time and surement for example, blood sampling for the mea a certain of cortisol should always be carried out a ti ...