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Table 5 Influence of diet δ15N values (‰) on δ15N incorporation into tissues in Trial 2

From: Effect of dietary stable isotopic ratios of carbon and nitrogen on the extent of their incorporation into tissues of rats

Tissues Treatment Time, d P value
δ13C = −21.76‰ δ13C = −19.34‰ 0 3 7 14 21 SEM Group Time Group × Time
δ15N = 0.53‰ δ15N = 4.73‰          
Liver 6.88b 8.99a 9.04a 7.74b 7.91b 7.85b 7.41b 0.25 < 0.01 0.02 < 0.01
Muscle 5.24b 6.28a 5.85a 5.55a 5.96a 5.66a 5.81a 0.18 < 0.01 0.77 0.01
Blood 5.60a 6.01a 8.26a 5.79b 7.87a 4.98b 3.93c 0.35 0.34 < 0.01 0.20
  1. a, b, c Mean values within a row with unlike superscript letters were significantly different (P < 0.05)