Results 111 to 120 of about 225,386 (346)

Extraction and Quantification of Carpaine from Carica papaya Leaves of Vietnam [PDF]

open access: yes, 2017
Our previous research indicated that carpaine and its derivative pseudocarpaine extracted from Carica papaya leaves had anti-cancer activity. In this study, we extracted the total alkaloid from Carica papaya leaves, then extracted carpaine and ...
Loc, T. V. (Tran), Vien, D. T. (Do)
core   +1 more source

Preparative Separation of Six Rhynchophylla Alkaloids from Uncaria macrophylla Wall by pH-Zone Refining Counter-Current Chromatography

open access: yesMolecules, 2013
pH-Zone refining counter-current chromatography was successfully applied to the preparative isolation and purification of six alkaloids from the ethanol extracts of Uncaria macrophylla Wall. Because of the low content of alkaloids (about 0.2%, w/w) in U.
Qinghai Zhang   +4 more
doaj   +1 more source

Environmental and Nutritional Value of Fruit and Vegetable Peels as Animal Feed: A Comprehensive Review

open access: yesAnimal Research and One Health, EarlyView.
Fruit and vegetable peels, rich in nutrients such as fiber and phenolic compounds, can boost livestock productivity, enhancing milk, meat, and draught power. Their use as animal feed reduces organic waste, cuts greenhouse gas emissions, and decreases dependence on grain‐based feeds, offering a sustainable solution with significant nutritional and ...
Muhammad Wasim Haider   +8 more
wiley   +1 more source

Passando da doutrina à prática: Ezequiel Corrêa dos Santos e a farmácia nacional From doctrine to practice: Ezequiel Corrêa dos Santos and national pharmacy

open access: yesQuímica Nova, 2007
This article presents a sample of the activities of apothecary Ezequiel Corrêa dos Santos. He was notable not only for his professional career, but also for his political militancy, making an important contribution to the development of pharmaceutical ...
Nadja Paraense dos Santos
doaj   +1 more source

Investigation of antibacterial and anticancer activities of biosynthesized metal‐doped and undoped zinc oxide nanoparticles

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
Abstract Over the past 10 years, nanotechnology has emerged as a very promising technique for a wide range of biomedical applications. Green synthesized metal and metal oxide nanoparticles (NPs) are cheap, easy to produce in large quantities, and safe for the environment.
Kaan Şendal   +6 more
wiley   +1 more source

Strategy for optimized use of LC-MSn for determination of the polyphenolic profiles of apple peel, flesh and leaves

open access: yesArabian Journal of Chemistry, 2019
The diversity of polyphenolic compounds implies the need for methods with high selectivity and sensitivity for their identification and quantification in food and biological samples.
Marina Stefova   +3 more
doaj  

The Energetic Viability of Δ1-Piperideine Dimerization in Lysine-derived Alkaloid Biosynthesis

open access: yesMetabolites, 2018
Lys-derived alkaloids widely distributed in plant kingdom have received considerable attention and have been intensively studied; however, little is known about their biosynthetic mechanisms.
Hajime Sato   +3 more
doaj   +1 more source

Acute cardiovascular effects associated with the use of prescription medications: A Danish nationwide screening study

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract Aim This study aims to conduct a hypothesis‐generating screening for acute cardiovascular effects of prescription medications. Methods This Danish nationwide screening study was conducted among incident cases of cardiovascular diseases, including myocardial infarction (MI), ischemic stroke (IS), heart failure (HF), venous thromboembolism (VTE),
Saad Hanif Abbasi   +4 more
wiley   +1 more source

An Expanding Role For Purine Uptake Permease (PUP) -like Transporters In Plant Secondary Metabolism.

open access: yesFrontiers in Plant Science, 2012
For the past decade, our understanding of the plant purine uptake permease (PUP) transporter family of was primarily oriented on purine nucleobase substrates and their tissue-specific expression patterns in Arabidopsis.
John G. Jelesko
doaj   +1 more source

XXXVII.—The alkaloids of ergot [PDF]

open access: green, 1907
George Barger, Francis H. Carr
openalex   +1 more source

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