Recent progress in pharmacological research of propolis

AH Banskota, Y Tezuka, S Kadota - Phytotherapy research, 2001 - Wiley Online Library
Propolis is a resinous hive product collected by honeybees from various plant sources. It is a
popular folk medicine possessing a broad spectrum of biological activities. It has also been …

Antioxidant activity of propolis of various geographic origins

S Kumazawa, T Hamasaka, T Nakayama - Food chemistry, 2004 - Elsevier
Propolis is a resinous substance collected by honeybees from various plant sources. The
antioxidant activities of propolis of various geographic origins, ie, Argentina, Australia, Brazil …

Recent development of chemical components in propolis

Y Xu, L Luo, B Chen, Y Fu - Frontiers of Biology in China, 2009 - Springer
Propolis is a resinous substance collected by honeybees from various plant sources. On
account of its chemical composition, propolis possesses several biological and …

In vitro antioxidative effects and tyrosinase inhibitory activities of seven hydroxycinnamoyl derivatives in green coffee beans

K Iwai, N Kishimoto, Y Kakino… - Journal of agricultural …, 2004 - ACS Publications
Seven kinds of hydroxycinnamic acid derivatives identified as 3-caffeoylquinic acid (3-CQA),
4-caffeolyquinic acid (4-CQA), 5-caffeoylquinic acid (5-CQA), 5-feruloylquinic acid (5-FQA) …

Hepatoprotective and anti-Helicobacter pylori activities of constituents from Brazilian propolis

AH Banskota, Y Tezuka, IK Adnyana, E Ishii… - Phytomedicine, 2001 - Elsevier
Propolis is a resinous hive product collected by honeybees from various plant sources. It is
extensively used in food, beverage and in folk medicine for treating various ailments and …

Water extract of propolis and its main constituents, caffeoylquinic acid derivatives, exert neuroprotective effects via antioxidant actions

Y Nakajima, M Shimazawa, S Mishima, H Hara - Life sciences, 2007 - Elsevier
We investigated whether water extract of Brazilian green propolis (WEP) and its main
constituents [caffeoylquinic acid derivatives (3, 4-di-O-caffeoylquinic acid, 3, 5-di-O …

In vitro antimicrobial activity of propolis samples from different geographical origins against certain oral pathogens

O Koru, F Toksoy, CH Acikel, YM Tunca, M Baysallar… - Anaerobe, 2007 - Elsevier
Propolis is an agent having antimicrobial properties, however, its composition can vary
depending on the area where it is collected. In the present study, the antimicrobial activity of …

Direct evidence for the plant origin of Brazilian propolis by the observation of honeybee behavior and phytochemical analysis

S Kumazawa, M Yoneda, I Shibata… - Chemical and …, 2003 - jstage.jst.go.jp
To identify the plant origin of Brazilian propolis directly, we observed the behavior of
honeybees in Minas Gerais State of Brazil. Honeybee workers bit and chewed leaves of the …

Cytotoxic, hepatoprotective and free radical scavenging effects of propolis from Brazil, Peru, the Netherlands and China

AH Banskota, Y Tezuka, IK Adnyana… - Journal of …, 2000 - Elsevier
Propolis is a resinous hive product collected by honeybees from various plant sources. The
composition of the propolis depends upon the time, vegetation and the area of collection …

Supercritical fluid extractive fractionation–study of the antioxidant activities of propolis

BJ Wang, YH Lien, ZR Yu - Food Chemistry, 2004 - Elsevier
Propolis was mixed with ethanol at a ratio of 1: 10 (v/w) for 24 h to yield propolis ethanol
extract (E). Extract E was further fractionated with supercritical carbon dioxide (SC-CO2) into …