Results 51 to 60 of about 1,452 (205)

Isolation of phenolic compounds from Rheedia longifolia by high-speed countercurrent chromatography

Rodriguésia
Rheedia longifolia is a species of the Clusiaceae family, popularly known as bacupari. Pharmacological studies conducted by our group revealed that the raw methanolic extract of its leaves, along with its fractions, induces both inflammatory and ...
Ana Luiza Rangel Bérenger, Flávia da Cunha Camillo, Lavínia de Carvalho Brito, Maria Auxiliadora Coelho Kaplan, Maria Raquel Figueiredo   +4 more
doaj   +1 more source

Characterization of MK8(H2) from Rhodococcus sp. B7740 and Its Potential Antiglycation Capacity Measurements

Marine Drugs, 2018
Menaquinone (MK) has an important role in human metabolism as an essential vitamin (VK2), which is mainly produced through the fermentation of microorganisms. MK8(H2) was identified to be the main menaquinone from Rhodococcus sp.
Yashu Chen, Qin Mu, Kai Hu, Mo Chen, Jifang Yang, Jigang Chen, Bijun Xie, Zhida Sun   +7 more
doaj   +1 more source

Importance of Downstream Processing of Natural Astaxanthin for Pharmaceutical Application

Frontiers in Chemical Engineering, 2021
Astaxanthin (ASX) is a xanthophyll pigment considered as a nutraceutical with high antioxidant activity. Several clinical trials have shown the multiple health benefits of this molecule; therefore, it has various pharmaceutical industry applications ...
Lucio Rodríguez-Sifuentes, Jolanta Elzbieta Marszalek, Gerardo Hernández-Carbajal, Cristina Chuck-Hernández   +3 more
doaj   +1 more source

Advances in Anthocyanin Recovery and Purification From Natural Sources: Bioavailability, Mechanistic Action in the Human Body and Applications in Novel Food Development

Food Chemistry International, EarlyView.
This review highlights green recovery, purification, stabilisation, bioavailability, health relevance, and novel food applications of anthocyanins from natural and agro‐industrial sources. ABSTRACT Anthocyanins are water‐soluble natural pigments and multifunctional food ingredients that support clean‐label colour, antioxidant activity, and value‐added ...
Chandan Kumar Sahu, Soumitra Banerjee, Venkata Krishna Bayineni, Ravi‐Kumar Kadeppagari, Amit Arora   +4 more
wiley   +1 more source

Target-Guided Isolation and Purification of Antioxidants from Urtica laetevirens Maxim. by HSCCC Combined with Online DPPH-HPLC Analysis

Molecules, 2023
Urtica laetevirens Maxim. is used extensively in traditional Chinese medicine (TCM) for its potent antioxidative properties. In this study, three antioxidants were purified from U. laetevirens. using HSCCC guided by online DPPH-HPLC analysis.
Aijing Li, Mencuo La, Huichun Wang, Jianzhong Zhao, Yao Wang, Ruisha Mian, Fangfang He, Yuhan Wang, Tingqin Yang, Denglang Zou   +9 more
doaj   +1 more source

Asymmetric Dialysis: Truly Unified and Simultaneous Single‐Pass Concentration and Buffer Exchange

Biotechnology and Bioengineering, Volume 123, Issue 7, Page 1814-1824, July 2026.
Asymmetric dialysis, a novel one‐step continuous process combining ultrafiltration and diafiltration, achieves high product concentrations (up to 200 g/L) with low pressures and reduces buffer consumption by 75% compared to conventional methods. This sustainable, low‐cost technology demonstrates significant potential for integration into continuous ...
Ujwal Patil, Michelle Chen, Irina Ramos, Jon Coffman   +3 more
wiley   +1 more source

Structure Design and Topology Optimization of Planet Carrier of High Speed Countercurrent Chromatograph

工程科学与技术, 2020
High speed countercurrent chromatography has unique advantages in resolving the bottleneck of separation and purification of active ingredients in the field of biomedicine, such as no irreversible adsorption, high sample recovery and good tolerance ...
Guofu YIN, Jianfeng CHEN, Haijun CHEN, Yuxuan WU, Haisong LIU   +4 more
doaj  

Extraction and purification of ustiloxin A from rice false smut balls by a combination of macroporous resin and high-speed countercurrent chromatography

Food Production, Processing and Nutrition, 2020
Rice false smut is an emerging plant disease worldwide. Ustiloxin A (UstA) is the major mycotoxin found in rice false smut balls, which are fungal colonies in rice florets. In this study, a new method consisting of macroporous resin column chromatography
Gang Wang, Dan He, Fengchun Zhao, Junqiang Hu, Yin-Won Lee, Jianrong Shi, Jianhong Xu   +6 more
doaj   +1 more source

Anti-Inflammatory Effect of Ebractenoid F, a Major Active Compound of Euphorbia ebracteolata Hayata, through Inhibition of Nuclear Factor-κB Activation

Plants, 2023
Euphorbia ebracteolata Hayata (Euphorbiaceae family) is a perennial plant that is widely distributed in Korea, Japan, and China. Its roots contain bioactive diterpenes that have anti-inflammatory properties.
Jaemoo Chun, Sang Yeon Mah, Yeong Shik Kim   +2 more
doaj   +1 more source

High-Speed Countercurrent Chromatography-Based Method for Simultaneous Recovery and Separation of Natural Products from Deep Eutectic Solvent Extracts

, 2020
The use of deep eutectic solvents (DESs) to extract natural products has attracted considerable attention in recent years. However, the recovery of extracted compounds and DES from DES extracts is still a barrier, which restricts the large-scale ...
Tong Wang (87696), Hua Yang (120668), Qing Wang (27728), Ping Li, Tong Wang, Qing Wang, Hua Yang, Ping Li (31981)   +7 more
core   +1 more source