protopseudohypericin
National Institutes of Health
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Within the framework of our continuous efforts to explore Hypericum species from Jordan, we report the analysis of the major…
Environmental factors are known to influence strongly the accumulation of secondary metabolites in plant tissues. In a previous…
An analytical procedure was developed for the simultaneous determination of total hypericin (protopseudohypericin…
St. John's wort products are commonly standardized to total naphthodianthrones and hyperforin. Determination of these marker…
Hypericum perforatum L. (St. John's Wort) has been used in modern medicine for treatments of depression and neuralgic disorders…
St. John's Wort is a medicinal plant increasingly used for its antidepressive activity. Hypericins are considered as one of the…
A new, fast and reliable procedure for the quantification of the major compounds of Hypericum perforatum L. has been developed…