The immunomodulatory and antioxidant properties of
fixed combination of
fish oil with Schisandra
chinensis oil extract (CFS) and Matricaria chamomilla oil extract (CFM) (5 volumes of
fish oil with 1 volume
of plant extract) were evaluated in vivo and in vitro. The
fixed combinations exhibited 27.8% (CFS) and
21.7% (CFM) inhibition of the delayed-type hypersensitivity in mice at 5460 mg/kg dose which was
greater than that of
fish oil (16.2%) along. Also CFM at 5460 mg/kg showed statistically significant
(p < 0.05) stimulation of humoral immunity and increase of secondary antibody titer (5.3
0.2)
compared with the control (4.3
0.2). The LD50 of both combinations was estimated to be greater than
5000 mg/kg since there were no lethality and signs of acute intoxication after 48 h observation. Fish oil
showed weak efficacy toward scavenging of 1,1-diphenyl-2-picrylhydrazyl free radicals (IC50 = 250.2
5.0 mg/kg), while combination of
fish oil with plant extracts lead to significant synergistic antioxidant
effect with IC50 = 119.1
3.4 mg/kg for CFS and 49.4
1.2 mg/kg for CFM. Overall, data presented here are
important as a sign that
fixed combinations of
fish oil with chamomile and schisandra oil extracts
substantially contributes to the immunomodulatory, as well as to the antioxidant activity