Results 121 to 130 of about 819,838 (147)

Modification of the Lipid Phase of Biological and Model Membranes by Bilberry Leaf Extract

Food Biophysics, 2013
The leaves of blueberry are a rich source of polyphenols, chlorogenic acid (CGA) being the dominant constituent. It exerts beneficial health effects on living organisms. However, the mechanism of its interaction with biological systems at the molecular and cell level is not yet fully known.
Sylwia Cyboran-Mikołajczyk, Jan Oszmiański, Halina Kleszczyńska   +2 more
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Degradation Index for Quality Evaluation of Commercial Dietary Supplements of Bilberry Extract

Journal of Food Science, 2013
Abstract  In recent years, many anthocyanin‐containing dietary supplements of various dosages and formulations have been sold through advertising their large number of beneficial effects. On the other hand, there is an increased risk of distributing deteriorated supplements to consumers due to lax regulations, because in Japan these ...
Masao, Yamamoto, Katsunori, Yamaura, Makiko, Ishiwatari, Maki, Shimada, Sayaka, Kado, Hiroko, Seki, Norimoto, Shimada, Koichi, Ueno   +7 more
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Effects of Bilberry Fruit and Shoot Extracts on Renal Excretory Function

Pharmaceutical Chemistry Journal, 2016
The diuretic and saluretic activities of aqueous and aqueous-alcoholic extracts of bilberry (Vaccinium myrtillus L.) fruits and shoots were studied in laboratory animals. The results obtained here showed that aqueous extracts of shoots and preparations based on fresh bilberry fruits had moderate diuretic and saluretic activities.
V. A. Kurkin, E. N. Zaitseva, T. K. Ryazanova, A. V. Dubishchev   +3 more
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Adulteration of Bilberry (Vaccinium myrtillus) Extracts

2016
The goal of this bulletin is to provide timely information and/or updates on issues of adulteration of bilberry extract to the international herbal industry and extended natural products community in general. It is intended to complement the previously published works with information on bilberry extract adulteration, e.g., the American Herbal ...
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Application of RP‐HPLC and Spectrophotometry in Standardization of Bilberry Anthocyanin Extract

Archiv der Pharmazie, 1992
AbstractV. myrtillus extracts were examined both qualitatively and quantitatively by UV‐VIS spectrophotometry and a new RP‐HPLC method. The results and the problems arising from application of these methods for bilberry anthocyanins determination are discussed. The quality and purity of various extracts is compared.
Urszula Krawczyk, Gizella Petri
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Bilberry fruit extract laboratory guidance document

2015
Market demand for bilberry (Vaccinium myrtillus, Ericaceae) fruit extracts, combined with high prices and falling profit margins have resulted in unscrupulous manufacturers selling various ingredients labeled “bilberry extract.” Adulteration predominantly occurs with anthocyanin-rich extracts from other species, e.g., bog bilberry (V.
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Anti-hyperglycemic Effect of Bilberry, Blackberry and Mulberry Ultrasonic Extracts on Diabetic Rats

Plant Foods for Human Nutrition, 2013
Small fruits like bilberry, blackberry and mulberry are rich sources of anthocyanins and other phenols, compounds with a certified antioxidant activity and spectacular effects in some chronic diseases. Romanian bilberry, blackberry and mulberry extracts were tested as anti-hyperglycemic agents on diabetic rats.
Mariana N, Stefănuţ, Adina, Căta, Raluca, Pop, Cristian, Tănasie, Daniel, Boc, Ioana, Ienaşcu, Valentin, Ordodi   +6 more
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Changes of Anthocyanins, Anthocyanidins, and Antioxidant Activity in Bilberry Extract during Dry Heating

Journal of Food Science, 2008
ABSTRACT:  Thermal stability of 10 anthocyanins found in a bilberry extract was studied at different heating temperatures and times. Degradation of the 10 anthocyanins, delphinidin, cyanidin, petunidin, peonidin, and malvidin derivatives with different conjugated sugars, followed 1st‐order reaction kinetics at ...
X, Yue, Z, Xu
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Effect of bilberry extract (Vaccinium myrtillus L.) on drug-metabolizing enzymes in rats

Food and Chemical Toxicology, 2019
Vaccinium myrtillus L. (bilberry) fruit is a blue-colored berry with a high content of anthocyanins. These bioactive secondary metabolites are considered to play a major role in the health-promoting properties of bilberries. Our in vivo study was designed to assess the possible influence of bilberry extract on drug-metabolizing enzymes (DMEs).
Jiří Prokop, Kateřina Lněničková, Norbert Cibiček, Pavel Kosina, Veronika Tománková, Lenka Jourová, Tereza Láníčková, Lenka Skálová, Barbora Szotáková, Pavel Anzenbacher, Iveta Zapletalová, Zuzana Rácová, Eva Anzenbacherová, Jitka Ulrichová   +13 more
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BIOLOGICAL ACTIVITIES AND PHENOLIC-FLAVONOID CONTENTS OF BILBERRY EXTRACTS

2014
In this study, the petroleum ether, dichloromethane, methanol and hot waterextracts were prepared from bilberry blooms. Total phenolic and flavonoidcontents of these extracts were determined as pyrocatechol and quercetinequivalents, respectively. The antioxidant activity of the extracts was investigatedby using four methods including DPPH free radical ...
HACIBEKİROĞLU, İ., KOLAK*, U., I. HACIBEKİROĞLU, U. KOLAK*, İ. Hacibekiroğlu, U. Kolak*   +2 more
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