One of the most common approaches for control of skin pigmentation involves the inhibition
of tyrosinase, a copper-containing enzyme which catalyzes the key steps of melanogenesis …

Quercus species, also known as oak, represent an important genus of the Fagaceae family.
It is widely distributed in temperate forests of the northern hemisphere and tropical climatic …

This study aimed at investigating phenolamides and flavonoid glycosides in 20 types of
monofloral bee pollen. The plant origins of pollen samples were determined by DNA …

The aim of this study was to compile a detailed phytochemical profile and assess the
antioxidant properties of bee-collected pollen (PBP) obtained from corn poppy (Papaver …

Phenolamides constitute a family of metabolites, widely represented in the plant kingdom,
that can be found in all plant organs with a predominance in flowers and pollen grains. They …

Bee pollen, which is known as a “full-nutrient food”, has outstanding anti-tyrosinase activity.
However, the chemical components contributing to this activity remain unknown. To …

Bee pollen is hailed as a treasure trove of human nutrition and has progressively emerged
as the source of functional food and medicine. This review conducts a compilation of …

Bee pollen is a rich bee product, from the point of view of its nutritional and functional
chemical characteristics. The chemical composition of bee pollen and its properties make …

Spermidine alkaloids are a kind of natural products possessing an aliphatic triamine
structure with three or four methylene groups between two N-atoms. Spermidine alkaloids …

Bark of Quercus coccifera is widely used in folk medicine. We tested tyrosinase and α-
glucosidase inhibitory effects of Q. coccifera bark extract and isolated compounds from it …