Articles: PubMed:Qualitative and quantitative analysis of chemical constituents of Ptychopetalum olacoides Benth. PubMed:Antioxidant activity and peroxidase inhibition of Amazonian plants extracts traditionally used as anti-inflammatory. PubMed:A molecular docking study of phytochemical estrogen mimics from dietary herbal supplements. PubMed:Antimicrobial activity of amazonian medicinal plants. PubMed:Periocular hyperpigmentation: a review of etiology and current treatment options. PubMed:Ethnobotanical treatment strategies against Alzheimer's disease. PubMed:Eight new clerodane diterpenoids from the bark of Ptychopetalum olacoides. PubMed:Acetylcholinesterase inhibition in cognition-relevant brain areas of mice treated with a nootropic Amazonian herbal (Marapuama). PubMed:The Amazonian herbal Marapuama attenuates cognitive impairment and neuroglial degeneration in a mouse Alzheimer model. PubMed:Anti-stress effects of the "tonic"Ptychopetalum olacoides (Marapuama) in mice. PubMed:Effects of a Brazilian herbal compound as a cosmetic eyecare for periorbital hyperchromia ("dark circles"). PubMed:Novel NGF-potentiating diterpenoids from a Brazilian medicinal plant, Ptychopetalum olacoides. PubMed:Antidepressant profile of Ptychopetalum olacoides Bentham (Marapuama) in mice. PubMed:Clerodane diterpenoids with NGF-potentiating activity from Ptychopetalum olacoides. PubMed:MK801- and scopolamine-induced amnesias are reversed by an Amazonian herbal locally used as a "brain tonic". PubMed:Serotonin receptors contribute to the promnesic effects of P. olacoides (Marapuama). PubMed:Effects of Marapuama in the chronic mild stress model: further indication of antidepressant properties. PubMed:The herbal drug Catuama reverts and prevents ventricular fibrillation in the isolated rabbit heart. PubMed:Antioxidant activities of Ptychopetalum olacoides ("muirapuama") in mice brain. PubMed:UV spectrophotometric determination of bioflavonoids from a semisolid pharmaceutical dosage form containing Trichilia catigua Adr. Juss and Ptychopetalum olacoides Bentham standardized extract: analytical method validation and statistical procedures. PubMed:Brazilian plants as possible adaptogens: an ethnopharmacological survey of books edited in Brazil. PubMed:Promnesic effects of Ptychopetalum olacoides in aversive and non-aversive learning paradigms. PubMed:Total flavonoids quantification from O/W emulsion with extract of Brazilian plants. PubMed:Validation assay for total flavonoids, as rutin equivalents, from Trichilia catigua Adr. Juss (Meliaceae) and Ptychopetalum olacoides Bentham (Olacaceae) commercial extract. PubMed:Clinical toxicology study of an herbal medicinal extract of Paullinia cupana, Trichilia catigua, Ptychopetalum olacoides and Zingiber officinale (Catuama) in healthy volunteers. PubMed:Memory retrieval improvement by Ptychopetalum olacoides in young and aging mice. PubMed:Neuroprotective effects of Ptychopetalum olacoides Bentham (Olacaceae) on oxygen and glucose deprivation induced damage in rat hippocampal slices. PubMed:Ptychopetalum olacoides, a traditional Amazonian "nerve tonic", possesses anticholinesterase activity. PubMed:Anxiogenic properties of Ptychopetalum olacoides Benth. (Marapuama). PubMed:The relaxation of isolated rabbit corpus cavernosum by the herbal medicine Catuama and its constituents. PubMed:Volatile Constituents of Ptychopetalum olacoides Root Oil.