testosterone 
(285-—290nm) 
_ 
-_ 
_— 
—_—_ 

-_ J 
estradiol 
(355-365 nm) 
ABSORBANCE 

0 2 3 10 20 
MICROGRAMS 
Figure 4.--A plot taken from Figures 2 and 3 illustrating the relationship 
between absorption peaks at 285 - 290 nm of testosterone, and those at 355 - 
365 nm of B-estradiol, and the concentration of these steroid hormones. 
11 
