Table 6.

Cellular percentage of protection in combined treatments with virus as compared to control groups

Plant	Extracts or Fractions	Percentage of protection (mean ± SD)
		Co-pen	Pre-pen	Post-pen
Glycyrrhiza glabra	Crude E.	24.75 ± 3.88	88.99 ± 10.53	23.02 ± 10.91
Glycyrrhiza glabra	Chloroform F.	3.24 ± 3.20	3.33 ± 3.38	25.78 ± 4.40
Glycyrrhiza glabra	Methanol F.	69.50 ± 29.42	53.93 ± 10.02	18.77 ± 10.75
Myrtus communis	Crude E.	31.52 ± 0.34	36.67 ± 4.95	71.06 ± 4.94
Myrtus communis	Chloroform F.	60.04 ± 11.41	31.61 ± 4.32	24.42 ± 10.55
Myrtus communis	Methanol F.	2.02 ± 0.69	38.70 ± 9.90	19.43 ± 0.21
Melissa officinalis	Crude E.	33.01 ± 4.32	3.20 ± 1.73	11.32 ± 10.36
Melissa officinalis	Chloroform F.	2.89 ± 2.80	84.29 ± 31.20	14.39 ± 3.67
Melissa officinalis	Methanol F.	64.57 ± 5.12	27.42 ± 6.20	67.66 ± 8.87
Hypericum perforatum	Crude E.	33.78 ± 3.31	17.81 ± 0.79	21.99 ± 4.20
Hypericum perforatum	Chloroform F.	45.21 ± 12.37	44.95 ± 11.18	74.80 ± 3.92
Hypericum perforatum	Methanol F.	3.04 ± 3.27	48.61 ± 8.44	62.56 ± 6.23
Tilia platyphyllos	Crude E.	10.44 ± 3.85	3.89 ± 1.57	48.37 ± 22.95
Tilia platyphyllos	Chloroform F.	77.17 ± 5.54	23.35 ± 10.03	71.12 ± 9.35
Tilia platyphyllos	Methanol F.	90.78 ± 7.56	45.77 ± 3.50	41.79 ± 17.84
Salix alba	Crude E.	88.27 ± 9.67	78.03 ± 4.47	50.48 ± 11.32
Salix alba	Chloroform F.	98.71 ± 17.46	64.78 ± 6.56	52.35 ± 14.25
Salix alba	Methanol F.	68.60 ± 10.69	38.46 ± 3.80	34.24 ± 9.92
Camellia sinensis	Crude E.	16.03 ± 0.86	30.29 ± 13.24	57.43 ± 10.70
Camellia sinensis	Chloroform F.	80.67 ± 18.75	95.54 ± 15.29	29.40 ± 10.98
Camellia sinensis	Methanol F.	16.24 ± 0.39	11.36 ± 0.85	74.05 ± 15.81
Camellia sinensis(fermented)	Crude E.	99.40 ± 16.05	80.63 ± 19.28	57.27 ± 4.49
Camellia sinensis(fermented)	Chloroform F.	90.46 ± 16.83	57.23 ± 36.94	41.18 ± 11.35
Camellia sinensis(fermented)	Methanol F.	90.58 ± 9.05	58.85 ± 2.59	53.53 ± 5.45
Amantadine hydrochloride	–	83.54 ± 3.16	42.25 ± 4.76	43.66 ± 5.76
Oseltamivir carboxylate	–	94.78 ± 0.40	89.63 ± 0.81	87.33 ± 3.33