Covering: 1979 to 2010 Propolis is a honeybee product, composed mainly of wax and
resins. The latter have a plant origin and contain substances with biological activity. The …

In recent years, the antidepressant activity of Hypericum perforatum, commonly known as St.
John's wort, has attracted much attention from both scientists1-4 and the wider public. 5 …

Covering: from 1998 to early 2014 Natural benzophenones are a class of compounds
consisting of more than 300 members, which exhibit great structural diversity and bioactive …

A new Cu-catalyzed asymmetric [3+ 3] cycloaddition of propargyl esters with cyclic
enamines is reported. With a combination of Cu (OAc) 2· H2O and a chiral tridentate …

For the first time, the tautomeric pairs of clusianone and 7-epi-clusianone were isolated from
the same source, Clusia torresii fruits. An extensive NMR spectroscopic study is described to …

Evergreen shrubs or trees, epiphytic or not, glands and/or canals in most parts of the plant;
xanthones widespread; plants glabrous or with uni-or multicellular hairs, colleters common; …

The diversity present in biological activities and the medicinal significance of natural
products provide a renewed interest in the use of natural compounds and, more importantly …

Ferroptosis is an iron-dependent cell death-driven by excessive peroxidation of
polyunsaturated fatty acids (PUFAs) of membranes. A growing body of evidence suggests …

Regiodivergent photocyclization of dearomatized acylphloroglucinol substrates has been
developed to produce type A polycyclic polyprenylated acylphloroglucinol (PPAP) …

The HIV-inhibitory activity in extracts of Allanblackia stuhlmannii was tracked, via bioassay-
guided fractionation, to a new member of the camboginol/guttiferone class of prenylated …