Animals 4 Anti-herpes simplex virus activity Anticoagulant activity 4 Anticoagulants 4 Antiviral Agents 4 Cercopithecus aethiops 4 Vero Cells 4 antiviral activity 4 article 4 galactose 4 Agar 2 Biological Assay 2 Carbohydrate Sequence 2 Carrageenan 2 Chromatography, Thin Layer 2 Dose-Response Relationship, Drug 2 Galactan sulfate 2 Galactans 2 Gracilaria 2 Gracilaria corticata 2 Gracilariaceae 2 Herpes simplex virus 1 2 Herpes simplex virus 2 2 Herpesvirus 1, Human 2 Herpesvirus 2, Human 2 Humans 2 Inhibitory Concentration 50 2 Macromolecular Substances 2 Magnetic Resonance Spectroscopy 2 Mass Spectrometry 2