Table 3.
Chemical and antiviral properties of some SPs from green seaweeds.
| Rawmaterial of Green Seaweeds | Chemical Characteristics | Antivirus Characteristics | ||||
|---|---|---|---|---|---|---|
| Tested SPs | Sugar Constituents | Sulfated Degree | Cytotoxicity to Host Cells (CC50, μg/mL) | Anti-HSV-l activity (IC50, μg/mL) of SP by Two Means of Addition | ||
| Before Viral Infection | After Viral Infection | |||||
| Enteromorpha compressa | SP1 | Rha, (Xyl, GlcA) | 0.2 | >10,000 | 49 | 58 |
| Monostroma nitidum | SP2 | Rha | 0.7 | 4100 | 0.4 | 3.7 |
| Caulerpa brachypus | SP3 | Rha, (Xyl, Glu) | 0.5 | 4700 | 1.9 | 9.6 |
| Caulerpa brachypus | SP4 | Gal | 1.2 | 6400 | 0.65 | 3.4 |
| Caulerpa okamurai | SP5 | Gal, (Xyl, Man) | 0.4 | 6400 | 0.55 | 10 |
| Caulerpa scapelliformis | SP6 | Ga, (Xyl, Man) | 0.4 | >10,000 | 1.6 | 7.6 |
| Chaetomorpha crassa | SP7 | Ara, Xyl, Glu | 0.4 | 7500 | 8.5 | 56 |
| Caulerpa spiralis | SP8 | Ara, Xyl, Glu | 0.4 | >10,000 | 1.9 | 18 |
| Codium adhaerens | SP9 | Ara, (Glu, Xyl) | 0.8 | >10,000 | 1.0 | 3.6 |
| Codium fragille | SP10 | Ara, (Xly) | 0.5 | 3300 | 0.86 | 5.1 |
| Codium latum | SP11 | Ara | 0.8 | 900 | 0.38 | 3.6 |
Abbreviation: Rha, rhamnose; Xyl, xylose; GlcA, glucuronic acid; Glu, glucose; Gal, galactose; Man, mannose; Ara, arabinose. Parentheses indicated minor components.