Semantic Scholar uses AI to extract papers important to this topic.
Chronic inflammation has an important role in the development of cancers. Hypericum sampsonii… Expand (±) Sampsonins A-B (1-2), two pairs of racemic polyprenylated benzophenones, were isolated from the aerial parts of Hypericum… Expand Six new polycyclic polyprenylated acylphloroglucinols (PPAPs), named hyperisampsins H–M (1–6), were isolated from the aerial… Expand Norsampsones A-D (1-4), four new decarbonyl polycyclic polyprenylated acylphloroglucinols, together with a new biogenetically… Expand Dioxasampsones A and B (1 and 2), two new polycyclic polyprenylated acylphloroglucinols with an unusual epoxy-ring-fused skeleton… Expand Objective To study the chemical constituents of Hypericum sampsonii Hance. Methods The compounds were isolated by silica gel… Expand Natural products derived from plants provide a rich source for development of new anticancer drugs. Recent studies suggest that… Expand Objective: To study the chemical constituents of Hypericum sampsonii Hance.Methods: The compounds were isolated by column… Expand Using the anti-hepatitis B virus (HBV)-producing cell line MS-G2 in vitro cultural system-guided screening was performed, and two… Expand Objective: To explore the contents of hypericin from different parts of Hypericum sampsonii. Methods : The hypericin in Hypericum… Expand