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. 2021 Oct 1;21:246. doi: 10.1186/s12906-021-03423-x

Table 4.

Log HA decrement obtained from HA assay

Plant Extracts or Fractions Log HA decrement
(mean ± SD)
Co-pen Pre-pen Post-pen
Glycyrrhiza glabra Crude E. 5.00 ± 4.24abc 4.00 ± 1.41bc 3.00 ± 0.00abc
Glycyrrhiza glabra Chloroform F. 1.00 ± 0.00a 1.00 ± 0.00a 2.00 ± 1.41ab
Glycyrrhiza glabra Methanol F. 5.50 ± 3.54abc 1.50 ± 0.71a 1.00 ± 0.00a
Myrtus communis Crude E. 2.50 ± 0.71ab 2.50 ± 0.71ab 2.50 ± 0.71ab
Myrtus communis Chloroform F. 5.50 ± 3.54abc 4.00 ± 1.41bc 5.50 ± 3.54c
Myrtus communis Methanol F. 3.00 ± 1.41abc 5.50 ± 0.71c 4.00 ± 0.00bc
Melissa officinalis Crude E. 3.50 ± 0.71abc 1.50 ± 0.71a 1.00 ± 0.00a
Melissa officinalis Chloroform F. 2.50 ± 0.71ab 2.50 ± 0.71ab 2.50 ± 0.71ab
Melissa officinalis Methanol F. 6.00 ± 2.83abc 1.00 ± 0.00a 1.50 ± 0.71ab
Hypericum perforatum Crude E. 3.00 ± 1.41abc 2.00 ± 0.00a 1.00 ± 0.00a
Hypericum perforatum Chloroform F. 2.50 ± 0.71ab 2.00 ± 0.00a 2.50 ± 0.71ab
Hypericum perforatum Methanol F. 3.00 ± 1.41abc 2.50 ± 0.71ab 3.00 ± 1.41abc
Tilia platyphyllos Crude E. 2.00 ± 0.00ab 2.00 ± 0.00abc 3.00 ± 0.00abc
Tilia platyphyllos Chloroform F. 3.00 ± 1.41b 2.50 ± 0.71abc 3.00 ± 0.00abc
Tilia platyphyllos Methanol F. 4.00 ± 0.00b 4.00 ± 0.00c 2.00 ± 0.00abc
Salix alba Crude E. 4.00 ± 1.41b 3.50 ± 0.71bc 4.00 ± 1.41c
Salix alba Chloroform F. 3.50 ± 0.71b 2.00 ± 1.41abc 3.50 ± 0.71bc
Salix alba Methanol F. 3.00 ± 1.41b 2.50 ± 2.12abc 2.50 ± 2.12abc
Camellia sinensis Crude E. 0.50 ± 0.71a 1.50 ± 0.71ab 1.50 ± 0.71abc
Camellia sinensis Chloroform F. 2.00 ± 0.00ab 2.50 ± 0.71ab 1.00 ± 1.41ab
Camellia sinensis Methanol F. 0.50 ± 0.71a 0.50 ± 0.71a 3.00 ± 0.00abc
Camellia sinensis(fermented) Crude E. 2.50 ± 0.71ab 2.00 ± 0.00abc 2.50 ± 0.71abc
Camellia sinensis(fermented) Chloroform F. 4.00 ± 1.41b 3.50 ± 2.121bc 3.50 ± 2.12bc
Camellia sinensis(fermented) Methanol F. 3.00 ± 0.00b 2.00 ± 0.00abc 2.00 ± 0.00abc
Amantadine hydrochloride 7.00 ± 0.00bc 1.00 ± 0.00a 1.00 ± 0.00a
Oseltamivir carboxylate 8.00 ± 0.00c 8.00 ± 0.00d 8.00 ± 0.00d

Data presented as mean ± SD are averages of two independent HA titration which were tested in duplicates. Different letters show significant differences in each column (Duncan Grouping)