Ticks, particularly the Rhipicephalus which are the most prevalent and invasive affect 80% of
the cattle population worldwide. Through transmission of pathogens, tick worry and physical …

Monoamine oxidase (MAO) is capable of catalysing the oxidative deamination of amines
and neurotransmitters. MAO plays a pivotal role in maintaining neurotransmitters linked to …

The methanol extract from Hypericum hircinum leaves exhibited in vitro inhibition of
monoamine oxidases (MAO). Bioassay-guided fractionation led to the isolation of quercetin …

The crude extracts of Hypericum species native to South Brazil showed analgesic and
antidepressant-like effects in rodents. The chemical characterization of these species …

Calea serrata Less.(Asteraceae), an endemic species of south Brazil known as “quebra-
tudo”, is used in Afro-Brazilian religious rituals and in folk medicine for treating liver …

In this study we have demonstrated that cyclohexane extract of Hypericum polyanthemum
(POL) and its main phloroglucinol derivative uliginosin B (ULI) present antidepressant-like …

Drugs of natural origin still play a major role in the treatment of many diseases and as lead
structures for the development of new synthetic drug substances. This review article deals …

We previously reported that oral administration of the methanol extract obtained from the
aerial part in blossom of Hypericum reflexum L. fil. was active in the tetrabenazine and …

Geraniol esters, such as geranyl acetate, are known to have antimicrobial and insect-
repellent action, but their acaricidal activity has been little explored. This study aimed to …

St. John's wort (Hypericum perforatum, Hypericaceae) has long been used in traditional
medicine as a potent remedy, while many other species of this genus have not been …