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. Author manuscript; available in PMC: 2015 Apr 28.
Published in final edited form as: Br J Nutr. 2013 Dec 13;111(8):1373–1381. doi: 10.1017/S0007114513003851

Table 2.

Determination of the bioactivity of α-retinol and 3,4-didehydroretinol compared with retinol Rats were fed 50 nmol/d of the test compounds for 5 week Body weights were measured daily

Treatment Final body
weight
(g)		 Difference
from
control (g)		 % of
retinol		 Area-under-the
growth curve
(g * d)		 Difference
from
control		 % of
retinol
Mean SD Mean SD
Control* 470 46·2c 0 0 867 298d 0 0
α-Retinol 508 34·0b 37·4 49·5 1165 138c 298 37·9
DR 560 41·8a 900 119 1867 188a 1000 127
Retinol 546 362a 75·5 100 1654 273b 787 100

DR, 3, 4-didehydroretinol.

*

Data represent mean (SD), n 10, differences from the control, or % of retinol.

Different superscript letters within each column indicate a difference (P < 0.05) between treatment groups.