Results 71 to 80 of about 17,475 (188)

Technology for Isolation Essential Oil from the Buds of Populus balsamifera L.

open access: yesEurasian Chemico-Technological Journal
The article presents the results of the development of technology for isolating essential oil from the buds of Populus balsamifera L. and a medicinal substance based on it.
S.M. Adekenov   +5 more
doaj   +1 more source

In vitro free radical scavenging activity of Ixora coccinea L

open access: yesBangladesh Journal of Pharmacology, 2008
Antioxidant activity of the methanol extract of Ixora coccinea L. was determined by DPPH free radical scavenging assay, reducing power and total antioxidant capacity using phosphomolybdenum method.
Moni Rani Saha   +3 more
doaj   +1 more source

Cross‐stage single‐cell and spatial metabolome analyses reveal periderm specialization and tanshinone biosynthesis in Salvia miltiorrhiza roots

open access: yesNew Phytologist, Volume 251, Issue 3, Page 1267-1282, August 2026.
Biosynthesis and accumulation of tanshinones in the periderm of Salvia miltiorrhiza during secondary root growth. Summary Perennial herbs develop long‐lived roots that undergo repeated cycles of secondary growth, during which the periderm functions as a protective barrier and a major site of specialized metabolite accumulation.
Licheng Liu   +19 more
wiley   +1 more source

Anti-HIV activity of some natural phenolics

open access: yesHerba Polonica, 2020
Acquired immunodeficiency syndrome (AIDS) is an immunosuppressive disease caused by human immunodeficiency virus (HIV). The urgent need for searching novel anti-HIV/AIDS medicines is a global concern. So far, a lot of medicinal and aromatic plants (MAPs)
El-Ansari Mohamed Amin   +2 more
doaj   +1 more source

Analysis of fatty acid composition of Withania coagulans fruits by gas chromatography/mass spectrometry [PDF]

open access: yesResearch Journal of Pharmacognosy, 2017
Background and objectives: Withania coagulans Dunal (Solanaceae) fruits are recommended to treat asthma, dyspepsia, biliousness, flatulent colic, liver complaints, intestinal infections, strangury, wounds and as diuretic, emetic and sedative agent in ...
A. Ali, M. Jameel, M. Ali
doaj  

Green extraction of poplar type propolis: ultrasonic extraction parameters and optimization via response surface methodology

open access: yesBMC Chemistry
Optimizing the extraction of natural products is an important step to obtain products rich in bioactive compounds with less energy use and costs. The aim of this study was to optimize the ultrasonic extraction process of poplar type propolis with natural
Milena Popova   +4 more
doaj   +1 more source

Spectrophotometric and tandem mass spectroscopic analysis of Indian borage (Plectranthus amboinicus (Lour.) Spreng.) for its polyphenolics characterization

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2018
Plectranthus amboinicus (Lour.) Spreng. has been used for the treatment of many diseases in traditional Indian systems of medicine. In the present study, Polyphenolic profiling was carried out in leaves of P.
C.T. Sulaiman   +2 more
doaj   +1 more source

Preparation and characterization of a novel rechargeable antibacterial polyurethane sponge foam substrate modified with chlorinated N-halamine for efficient disinfection

open access: yesScientific Reports
This research offers a simple and convenient strategy for surface decoration of polyurethane sponge foam through the covalent attachment of 5,5-dimethylhydantoin as an N-halamine precursor using 1,6-hexamethylene diisocyanate as a crosslinking agent ...
Ali Ashraf Derakhshan   +5 more
doaj   +1 more source

Structure characterization and immunoactivity on dendritic cells of two neutral polysaccharides from Dictyophora rubrovalvata

open access: yesNatural Products and Bioprospecting
Dictyophora rubrovalvata is a valuable fungus homologous to food and medicine, and its polysaccharide have been gaining increasing attention because of its plentiful activity. However, the structure and activity of its homogeneous polysaccharide have not
Ni Huang   +9 more
doaj   +1 more source

Identification of Nine Compounds known as “Smart Drugs” in Japan from 2020 to 2022

open access: yesEmerging Trends in Drugs, Addictions, and Health
Introduction: In recent years, several compounds known as “smart drugs”, also known as “nootropics”, have been detected in Japan. The smart drugs have been claiming to enhancing human brain activity.
R. Tanaka   +3 more
doaj   +1 more source

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