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Weight gain and feed intake in male Wistar rats fed a protein-phospholipid complex (PPC) from krill. (A) Weekly weight development; (B) feed intake; and (C) feed efficiency in controls, and in the 3%-, 6%- or 11%-PPC supplemented group. Values are means with standard deviations (n = 6 for A and C, n = 3 for B). Significant difference from controls was determined using unpaired t-test (* p ≤ 0.05, ** p ≤ 0.01).
