THE UNIVERSITY OF MANITOBA STUDIES ON OVINE PLACINTAL ...

TABLE VIII
BIOSYNTHESIS OF OVINE PLACENTAL LACTOGEN BY CHORIONIC MEMBRANES OF
EARLY PREGNANT Et,lES in vitro
3H-Proteins(TCA-Ppt)
% of Specific Count*
( x to5 cpm in s mt) 1z 3H-onl_)
Total RIA-oPL in Medium
(nanograns ln S ml )
Days of Gestatl on
2.29
2.16
90
26
2.89
2.93
ì40
26
4.87
2.58
120
26
(o
o
t05
26
I ¡69
2.75
1.54
2.80
73
32
2.10
2.23
110
32
2.43
4.73
105
32
4.17
5 .95
'l l3
32
5.76
2.48
120
58
2.75
't50
58
5 .61
2.90
1'15
58
3. 90
6.52
2.63
58
l3s
*
% of Specific Count is catculated as fotllows
:( Antl-oPL ppt 3H-Count
-
NRS Ppt 3H-count)/ TcA ppt 3H-count
x ì00u