e>
ACCEPTABLE SAMPLE TYPE SERUM VERSUS PLASMA ACCEPTABLE SAMPLE TYPE SERUM VERSUS PLASMA
ASSAY SERUM HEPARINIZED
PLASMA
EDTA
PLASMA
ACTIVIN A (FREE)
YES
NO
NO
ACTIVIN B (FREE)
YES
NO
NO
ACTIVIN AB (FREE)
YES
YES
YES
3-ALPHA DIOL G
YES
NO
NO
ANDROSTENEDIONE YES
YES-may yield
results that are
lower than serum
YES-may yield
results that are
lower than
serum
CORTISOL - HUMAN
YES
NO
NO
CORTICOSTERONE YES
NO
NO
DHEA YES
NO NO
DHEASO4 - HUMAN
YES
NO
NO
DHT YES
NO NO
ESTRADIOL -
HUMAN & MOUSE
YES NO YES
ESTRADIOL RAT
YES
NO
NO
ESTRONE YES NO YES
FSH - HUMAN
YES
NO
NO
INHIBIN-A YES YES
YES
INHIBIN-B YES NO
NO
INSULIN HUMAN
YES
YES
NO
LH HUMAN
YES
NO
NO
MOUSE FSH
YES
YES
Not tested
during
characterization
MOUSE LH
SANDWICH
YES YES
Not tested
during
characterization
PROGESTERONE YES
YES
YES
PROINSULIN YES
YES 10 IU
Heparin/ml whole
blood or less
YES PROLACTIN
HUMAN
YES NO
NO
17a-OH
PROGESTERONE
YES YES YES
RAT FSH
YES
YES
Not tested
during
characterization
RAT LH SANDWICH
YES
YES
Not tested
during
characterization
SHBG HUMAN
YES
YES
NO
TESTOSTERONE YES
YES
NO-EDTA
Plasma yields
results which
are on average
10% lower than
serum or
heparinized
plasma
SENSITIVE
ESTRADIOL
YES NO
NO
SENSITIVE
PROGESTERONE
YES YES YES
SENSITIVE
TESTOSTERONE
YES YES
NO-EDTA
Plasma yields
results which
are on average
10% lower than
serum or
heparinized
plasma