Results 71 to 80 of about 1,893 (191)

Solvation Free Energy Simulation for Rosmarinic Acid Extraction from Orthosiphon stamineus

open access: yesMethods and Protocols, 2019
This study was aimed to extract rosmarinic acid from Orthosiphon stamineus Benth. (Lamiaceae) in high yield. The mixture of chloroform−ethyl acetate (70:30) was chosen as the solvent system because rosmarinic acid gave the lowest solvation free ...
Cher Haan Lau, Lee Suan Chua
doaj   +1 more source

Not only P-glycoprotein: amplification of the ABCB1-containing chromosome region 7q21 confers multidrug resistance upon cancer cells by coordinated overexpression of an assortment of resistance-related proteins [PDF]

open access: yes, 2017
The development of drug resistance continues to be a dominant hindrance toward curative cancer treatment. Overexpression of a wide-spectrum of ATP-dependent efflux pumps, and in particular of ABCB1 (P-glycoprotein or MDR1) is a well-known resistance ...
Assaraf, Yehuda G.   +4 more
core   +1 more source

Cytotoxic Effects of Some Flavonoids and Imatinib on the K562 Chronic Myeloid Leukemia Cell Line: Data Analysis Using the Combination Index Method

open access: yesBalkan Medical Journal, 2019
Background:Flavonoids are natural compounds with antioxidant, anticarcinogenic, and anti-inflammatory effects.Aims:To determine the cytotoxic effects of flavonoids and drug resistance related to P-gp on K562 human chronic myeloid leukemia cells.
Ferdane Danışman Kalındemirtaş   +5 more
doaj   +1 more source

Sonochemical effects on 14 flavonoids common in citrus: relation to stability. [PDF]

open access: yesPLoS ONE, 2014
The sonochemical effects of ultrasound (US) treatment on 14 flavonoids representing the main flavonoids in citrus fruit were investigated in a standard mixture by stability evaluation of a model system.
Liping Qiao   +8 more
doaj   +1 more source

Optimisation of solid liquid extraction of Orthosiphon stamineus leaves using response surface methodology technique [PDF]

open access: yes, 2015
Orthosiphon stamineus is one of the popular medicinal plants in Southeast Asia. O. stamineus leaves are used in numerous applications related to medicinal purposes and are believed to cure certain health conditions such as hypertension, gout and fever ...
Abdul Razak, Mohd Farhan   +4 more
core  

Flavonoids: an overview [PDF]

open access: yes, 2016
Flavonoids, a group of natural substances with variable phenolic structures, are found in fruits, vegetables, grains, bark, roots, stems, flowers, tea and wine. These natural products are well known for their beneficial effects on health and efforts are
Chandra, S R, Diwan, A D, Panche, A N
core   +2 more sources

Effect of Low-Level Laser Therapy and Sinensetin (Combination therapy) on Tumor Cells (Hela) and Normal Cells (CHO)

open access: yesJournal of Lasers in Medical Sciences, 2021
Introduction: Cervical and ovarian cancers are well-known causes of death among women in developing countries. There are various technologies to treat cancer cells, but the polyphenolic compound is a natural one and has an anti-cancer effect. Sinensetin is one of them and is found in Orthosiphon stamineus and citrus fruits. Since combination therapy is
Behnam Javaheri   +3 more
openaire   +3 more sources

Natural variation of the wheat root exudate metabolome and its influence on biological nitrification inhibition activity

open access: yesPlant Biotechnology Journal, Volume 23, Issue 11, Page 4755-4772, November 2025.
Summary Excessive nitrogen use and low nitrogen use efficiency (NUE) in current agroecosystems are disrupting the global nitrogen cycle. Chemical inhibitors offer only temporary relief, while plant‐derived biological nitrification inhibitors (BNIs) remain safer but underexplored.
Arindam Ghatak   +20 more
wiley   +1 more source

和漢薬の基源から見た品質の多様性 [PDF]

open access: yes, 1998
現在日本は高齢化社会を迎えて疾病構造が大きく変わりつつある。最近でこそ病原性大腸菌O157の問題が浮上しているが,疾病全体から見ると従来の感染症は主要な疾患ではなくなり,これに替わって自己免疫疾患,悪性腫蕩,高齢に伴う退行性の心臓及び腎臓疾患,老年性痴呆,肝硬変などが治療の難しい疾病になってきている。このような疾病構造の変化は和漢薬方剤のニーズを徐々に増やしている。方剤の効果はそれを構成する生薬の品質の優劣に係わっているが,生薬は天然物に由来するため種々の品質のものが存在し ...
伏見 裕利   +3 more
core   +1 more source

Recent advancements in citrus by‐product utilization for sustainable food production

open access: yesFood Biomacromolecules, Volume 2, Issue 3, Page 377-389, September 2025.
Abstract The upcycling of citrus by‐products shows significant potential to combat food waste and create sustainable products for food and nonfood applications. With an annual global production of approximately 124 million tons, citrus fruit processing generates nearly 50% waste, mainly comprising peels, seeds, and membranes. These by‐products are rich
David Evander Jebson Selvaprasad   +3 more
wiley   +1 more source

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