نتایج جستجو برای: total phenolic contents

تعداد نتایج: 887124  

2014
UJWALA C. BAPAT

Plants of Euphorbiaceae are used to cure various diseases in traditional systems of medicine. For present study, Homonoia riparia, Kirganelia reticulata, Phyllanthus fraternus and Pedilanthus tithymaloides were selected on the basis of their availability and antimicrobial activity. Plant phenolics and flavonoids are known to possess antioxidant activity. Hence, it was decided to evaluate the an...

Background and purpose: Allium (Liliaceae) genus has about 600 spp. This investigation was designed to study the impact of extraction methods on total phenolic and flavonoid contents, antioxidant, and antihypoxic properties of A. ampeloprasum in mice. Materials and methods: The aerial parts were extracted by three different methods, i.e. maceration, ultrasonic assisted (UAE) and Soxhlet assist...

Journal: :Molecules 2015
Jie-Chao Liu Zhong-Gao Jiao Wen-Bo Yang Chun-Ling Zhang Hui Liu Zhen-Zhen Lv

Peach blossoms were harvested and classified into six developmental stages: (I) bud emerging stage; (II) middle bud stage; (III) large bud stage; (IV) initial-flowering stage; (V) full-flowering stage; and (VI) end-flowering stage. The contents of total phenolics, flavanoids, individual phenolic compounds as well as antioxidant and tyrosinase inhibitory activity of peach blossoms at different d...

Journal: :Molecules 2008
Aline Lamien-Meda Charles Euloge Lamien Moussa M Y Compaoré Roland N T Meda Martin Kiendrebeogo Boukare Zeba Jeanne F Millogo Odile G Nacoulma

A total of fourteen (14) species of wild edible fruits from Burkina Faso were analyzed for their phenolic and flavonoid contents, and their antioxidant activities using the DPPH, FRAP and ABTS methods. The data obtained show that the total phenolic and total flavonoid levels were significantly higher in the acetone than in the methanol extracts.Detarium microcarpum fruit had the highest phenoli...

Journal: :Molecules 2011
Saba Zuhair Hussein Kamaruddin Mohd Yusoff Suzana Makpol Yasmin Anum Mohd Yusof

Two types of monofloral Malaysian honey (Gelam and Nenas) were analyzed to determine their antioxidant activities and total phenolic and flavonoid contents, with and without gamma irradiation. Our results showed that both types of honey can scavenge free radicals and exhibit high antioxidant-reducing power; however, Gelam honey exhibited higher antioxidant activity (p < 0.05) than Nenas honey, ...

2012
Esther Mayer-Miebach Marta Adamiuk

Chokeberries (Aronia melanocarpa) are nowadays believed to exhibit potential cardioprotective and antidiabetic effects principally due to their high content in bioactive phenolic compounds. The stability of the phenolic compounds was studied during different stages of a juice production line and a method for the valorization of pomace was evaluated. Samples were taken from a commercial juice pr...

2011
Li Fu Bo-Tao Xu Ren-You Gan Yuan Zhang Xiang-Rong Xu En-Qin Xia Hua-Bin Li

In order to supply new information on the antioxidant function of selected beverages for nutritionists and the general public, total phenolic contents of 51 kinds of herbal and tea infusions made in China were measured by the Folin-Ciocalteu method, and their antioxidant capacities were evaluated using ferric reducing antioxidant power (FRAP) and Trolox equivalent antioxidant capacity (TEAC) as...

Journal: :research journal of pharmacognosy 0
s. mohammadi motamed department of pharmacognosy, faculty of pharmacy, pharmaceutical sciences branch, islamic azad university, tehran, iran (iaups). s. bush herbal medicines research center, pharmaceutical sciences branch, islamic azad university, tehran, iran (hmrc). s. hosseini rouzbahani herbal medicines research center, pharmaceutical sciences branch, islamic azad university, tehran, iran (hmrc). s. karimi herbal medicines research center, pharmaceutical sciences branch, islamic azad university, tehran, iran (hmrc). n. mohammadipour herbal medicines research center, pharmaceutical sciences branch, islamic azad university, tehran, iran (hmrc).

background and objectives:hormozgan province is located in the south of iran, bordering waters of the persian gulf and oman sea. due to the antioxidant potential of plants which might be responsible for their medicinal properties, the antioxidant properties of four medicinal plants of the region were evaluated. methods: the antioxidant properties of chrozophora obliqua, daphne mucronata, salvia...

2012
Somprasong Khaopha Thanaset Senawong Sanun Jogloy Aran Patanothai

A successful peanut breeding to obtain genotypes with greater phenolic content requires information on type and content of phenolic compounds in parental peanut genotypes. The aim of this study was to investigate the total phenolic contents and phenolic acid profiles of 15 Valencia-type peanut genotypes both in peanut testae and testa-removed kernels (cotyledons and embryonic axes). Total pheno...

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