Results 11 to 20 of about 7,371 (206)

Surveillance of Phenibut in Wastewater During a Brazilian Carnival. [PDF]

Drug Test Anal
This study reports the first detection of phenibut in Brazilian wastewater. Phenibut, a substance readily sold online to improve concentration, reaches wastewater treatment plants (WWTPs) after consumption by the population. Samples from WWTPs in the cities of Recife and Olinda in Northeastern Brazil were collected during the world's largest Carnival ...
Gomes BRS, de Oliveira AFB, Vieira AM, Nadarajan D, Bade R, Santos JM.   +5 more
europepmc   +2 more sources

Rasayana herbs for longevity: An ayurvedic and contemporary appraisal

Journal of Ayurveda, 2021
Objective: To explore Rasayana herbs ascribed in Ayurveda classics and their contemporary appraisal for Rasayana potential. Data Source: Classical Ayurvedic review of Rasayana herbs were done from three distinguished Ayurveda classics (Charaka Samhita ...
Vishal Kumar, Tanuja Manoj Nesari, Shivani Ghildiyal, Rahul Sherkhane   +3 more
doaj   +1 more source

Elucidating the Three-Dimensional Structure of Piracetam through Rotational Spectroscopy. [PDF]

ChemistryOpen
Neutral molecules of the nootropic drug piracetam are generated by laser ablation and structurally characterized by microwave spectroscopy. Two conformers differing in the exo/endo configuration of the pyrrolidine ring are detected, with exo being the predominant form.
Mato S, Municio S, Alonso JL, Alonso ER, León I.   +4 more
europepmc   +2 more sources

Micropropagation and elicited production of triterpenoid saponin glycosides and stigmasterol via precursor and elicitor feeding in Bacopa floribunda (R.Br.) Wettst.—A potential nootropic herb

Frontiers in Plant Science, 2023
Bacopa floribunda (Family: Plantaginaceae) is used in folklore medicines for the management of cognitive dysfunction. It has nootropic, antiaging, anti-inflammatory, anti-cholinesterase, and antioxidant properties.
Shreedhar S. Otari, Suraj P. Devkar, Suraj B. Patel, Savaliram G. Ghane   +3 more
doaj   +1 more source

BIOLOGICAL ACTIVITY OF HYPERICUM PERFORATUM L. (HYPERICACEAE): A REVIEW

Фармация и фармакология (Пятигорск), 2021
Hypericum perforatum L. (St. John's wort) is a medicinal plant that has been intensivly studied by clinicians, pharmacologists, and chemists. It has resulted in the publication of both original articles and a number of, reviews devoted to the general ...
A. L. Budantsev, V. A. Prikhodko, I. V. Varganova, S. V. Okovityi   +3 more
doaj   +1 more source

Heroin-piracetam mixture: suggested mechanisms of action and risks of misinterpretation for drug users [PDF]

, 2017
Piracetam is a positive allosteric modulator of the α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor that has been frequently used in the treatment of cognitive disorders.
Cappelletti, Simone, Ciallella, Costantino, Lombardo, Francesco, Vallone, Giuseppe, Vitale, Pasquale   +4 more
core   +1 more source

Phytochemical Profile, Pharmacological Attributes and Medicinal Properties of Convolvulus prostratus – A Cognitive Enhancer Herb for the Management of Neurodegenerative Etiologies

Frontiers in Pharmacology, 2020
Convolvulus prostratus Forssk., a nootropic herb used in traditional medicinal systems, is also frequently known by its taxonomic synonym Convolvulus pluricaulis. In Indian medicinal system – Ayurveda – it is named as Shankhpushpi.
Acharya Balkrishna, Acharya Balkrishna, Pallavi Thakur, Anurag Varshney, Anurag Varshney   +4 more
doaj   +1 more source

Examination of macro- and microelements distribution between total extract and fractions for nootropic plant-derived raw material Alfredia cernua [PDF]

, 2004
The paper dwells on a quantitative determination of macro- and microelements in the ethanol Alfredia cernua extract and its chloroform, ethyl acetate, and butanol fractions.
Bosserhoff, Anja-Katrin, Brügmann, Marc, Dietrich, Christoph Gerhart, Gartung, Carsten, Geier, Andreas, Gressner, Axel M., Lammert, Frank, Lorenzen, Johann, Matern, Siegfried, Reugels, Michael Josef, Siewert, Elmar, Wasmuth, Hermann E., Weiskirchen, Ralf   +12 more
core   +2 more sources

Selective modulators of α5-containing GABAA receptors and their therapeutic significance [PDF]

, 2015
GABA receptors containing the α subunit (αGABARs) are found mainly in the hippocampus where they mediate a tonic chloride leak current and contribute a slow component to GABAergic inhibitory synaptic currents.
Lynch, Joseph W., Soh, Ming Shiuan
core   +1 more source

Exploring Bhavana samskara using Tinospora cordifolia and Phyllanthus emblica combination for learning and memory in mice

Journal of Ayurveda and Integrative Medicine, 2015
Background: Current medications for dementia and enhancement of learning and memory are limited hence we need to explore traditional medicinal systems like Ayurveda to investigate agents that can improve learning and enhance memory.
Harshad Onkarrao Malve
doaj   +1 more source