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Table 3 Influence of diet δ15N values (‰) on δ15N incorporation into tissues in Trial 1

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

Tissues Treatments Time, d P value
δ13C = −17.90‰ δ13C = −13.89‰ 0 3 7 14 21 SEM Group Time Group × Time
δ15N = 3.08‰ δ15N = 2.37‰          
Liver 8.45a 7.76b 9.04a 7.43c 7.72bc 7.83bc 8.40ab 0.19 < 0.01 < 0.01 0.61
Muscle 5.82a 5.77a 5.85a 5.59a 5.76a 6.30a 5.56a 0.19 0.80 0.30 0.89
Blood 6.90a 5.90a 8.26a 7.94a 7.75a 4.84b 3.93b 0.42 0.06 < 0.01 0.52
  1. a, b, c Mean values within a row with unlike superscript letters were significantly different (P < 0.05).