After examination with normal and polarized light, sections were stained with phloroglucinol
(Jensen, 1962) to determine which tissues were lignified and when during development the lignification occurred.
1), a dimeric phloroglucinol
derivative occurring in Hypericum species native to South America (Ccana-Ccapatinta et al.
Additionally, the greater anti-bacterial properties of aquatic PT appear to be related to the degree of polymerization of phloroglucinol
(Nagayama et al.
candida is reported to degrade rutin into phloroglucinol
, protocatechuic acid, and 2-protocatechuoyl phloroglucinol
carboxylic acid (Hattori & Naguchi, 1959).
There are various kinds of natural phloroglucinol
derivatives that have been identified as possessing anticancer activity.
The (+) catechin, (-) epicatechin, gallic acid, phloroglucinol
and resorcinol were used as standards.
John's Hypericum Leaves and Phloroglucinol
derivatives (hyperforin, adhyperforin), anthraquinone wort perforatum flowering tops derivatives (hypericin, pseudohypericin) Kudzu Pueraria lobata Flowers and Isoflavons roots derivatives (daidzin, daidzein) Danshen Salvia Roots Diterpene compounds miltiorrhiza (tanshinones, miltirone) Tabernanthe Tabernanthe Roots Ibogaine iboga Ginseng Panax ginseng Roots Ginsenosides Evening Oenothera Oil GLA (an omega 6 primrose biennis fatty acid) Milk Thistle Silybum marianum Fruits Silymarin, a complex of 5 flavanolignans Scullcap Scutellaria Aerial parts Flavonoids laterifolia (scutellarin, scutellarein), iridoids (catalpol) SKV (a) Agaricus (b) (a) An ayurvedic formula of 12 herbal ingredients.
The cytotoxic effects of hyperatomarin-a prenylated phloroglucinol
isolated from Hypericum annulatum Moris subsp.
The plant contains several biologically active compounds such as napthodian-thrones including hypericin and pesudohypericin, tannins, proanthocyanidins, flavonoids and phloroglucinol
derivatives (hyperforin) (Kasper, 2001).
Cytotoxic and antiherpetic activity of phloroglucinol
derivatives from Mallotus japonicus.
The hop bitter acids are classified as either "[alpha]-acids" or "[beta]-acids" which are, respectively, di- or tri-prenylated phloroglucinol
In one study, the antitumor constituent mammein as well as some coumarin and phloroglucinol
derivatives, were isolated from the seed oil (Finnegan et al.