Fed Number Treatment Sham irradiated Litter AH AJ AK AL AM fetal per weight, 1l 8 9 12 12 216 229 140 146 143 litter Starved x mg Incor- poration, 107) dis/min/g fetus 33.1 34,3 32.2 34.1 44,3 xX SE. Irradiated AN AO AP AQ AR AS 14 id 12 12 10 8 196 201 111 1106 102 116 SEL x fetal Litter per litter weight, AT AU AV AW AX 106 i 9 11 8 214 253 138 132 143 mg 35.7 23.5 2.1 Incor- poration, 1073 dis/min/g fetus 23,4 26.5 28.6 34.6 27.0 x 2.1 20.8 22,2 30.1 15.8 29.1 23.0 X Number 5. E. AY AZ BA BB BC s 9 12 7 12 219 194 130 109 106 28.0 2.1 13.6 22,0 20,4 26.9 19.8 x SE. 20.5 2,1 166 Table 4 INCORPORATION OF C—Phe INTO THE "C-— Phe A.LF. OF A CELLFREE SYSTEM FROM FETUSES OBTAINED FROM FED AND STARVED SHAM- AND X-IRRADIATED RATS QININWIVIANGHd GaTaaVT AO NOILVYOdHOONI canta ar adaeetesleech ta a