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Antioxidant activity and analysis of proanthocyanidins from pine (Pinus densiflora) needles

Park YS, Jeon MH, Hwang HJ, Park MR, Lee SH, Kim SG, Kim M

  • KMID: 2313529
  • Nutr Res Pract.
  • 2011 Aug;5(4):281-287.
In this study, we evaluated the antioxidant activity of pine needle extracts prepared with hot water, ethanol, hexane, hot water-hexane (HWH), and hot water-ethanol (HWE), using the DPPH (1,1-diphenyl-2-picrylhydrazyl) radical...
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Comparison of methods for proanthocyanidin extraction from pine (Pinus densiflora) needles and biological activities of the extracts

Kim NY, Jang MK, Lee DG, Yu KH, Jang H, Kim M, Kim SG, Yoo BH, Lee SH

  • KMID: 2421535
  • Nutr Res Pract.
  • 2010 Feb;4(1):16-22.
Flavonoids are known to be effective scavengers of free radicals. In particular, proanthocyanidins are flavonoids that possess cardiovascular protection, antioxidative activities, and immunomodulatory activities. Here, we evaluated proanthocyanidin contents in...
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Cytoprotective Effect of Polyphenolic Compounds against Oxidative Stress in Cultured Retinal Pigment Epithelial Cells

Seo KH, Yu SY, Kwak HW

PURPOSE: Grape seed-derived polyphenols (GSPs) provide a concentrated source of polyphenols having antioxidant capacity. In this study we investigated the cytoprotective effect of GSP against oxidative stress-induced cell damage in...
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Flavonoid intake according to food security in Korean adults: Based on the Korea National Health and Nutrition Examination Survey 2007~2012

Jun S, Hong E, Joung H

PURPOSE: The aim of this study was to examine the association of food security with the total and individual flavonoid intakes among Korean adults. METHODS: Study subjects were 13,454 men and...
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Gastroprotective Effects of Grape Seed Proanthocyanidin Extracts against Nonsteroid Anti-Inflammatory Drug-Induced Gastric Injury in Rats

Kim TH, Jeon EJ, Cheung DY, Kim CW, Kim SS, Park SH, Han SW, Kim MJ, Lee YS, Cho ML, Chang JH, Min JK, Kim JI

BACKGROUND/AIMS: To investigate the gastroprotective effects of grape seed proanthocyanidin extracts (GSPEs) against nonsteroid anti-inflammatory drug (NSAID)-induced gastric mucosal injury in rats. METHODS: Sprague-Dawley rats were randomly allocated to the normal...
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Ameliorative effects of type-A procyanidins polyphenols from cinnamon bark in compound 48/80-induced mast cell degranulation

Kandhare A, Aswar UM, Mohan V, Thakurdesai PA

Allergic diseases are a significant health concern in developing countries. Type-A procyanidin polyphenols from cinnamon (Cinnamomum zeylanicum Blume) bark (TAPP-CZ) possesses antiasthmatic and antiallergic potential. The present study was aimed...
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Benefits of procyanidins on gut microbiota in Bama minipigs and implications in replacing antibiotics

Zhao T, Shen X, Dai C, Cui L

Several studies have reported the effect of absorption of procyanidins and their contribution to the small intestine. However, differences between dietary interventions of procyanidins and interventions via antibiotic feeding in...
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Effect of Plant Extracts Contained Dressing Material Which Is Rich in Procyanidins for Treatment of Deep Second Degree Burn

Lee YJ, Yoon J, Yang HT, Cho YS, Kym D, Kim JH, Hur J, Chun W, Yim H

  • KMID: 2329106
  • J Korean Burn Soc.
  • 2014 Jun;17(1):25-29.
PURPOSE: This study was planned to evaluate the effect of plant extracts contained dressing material which is rich in procyanidins for treatment of deep second degree burn. METHODS: This study conducted...
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A Comparative Study on Mechanical and Biochemical Properties of Bovine Pericardium After Single or Double Crosslinking Treatment

Jang W, Choi S, Kim SH, Yoon E, Lim HG, Kim YJ

BACKGROUND AND OBJECTIVES: Glutaraldehyde (GA) has been used as a representative method of tissue preservation in cardiovascular surgery. However, GA has showed limited durability including calcification, mechanical failure and toxicity....
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Grape seed proanthocyanidin extract ameliorates monosodium iodoacetate-induced osteoarthritis

Woo YJ, Joo YB, Jung YO, Ju JH, Cho ML, Oh HJ, Jhun JY, Park MK, Park JS, Kang CM, Sung MS, Park SH, Kim HY, Min JK

Osteoarthritis (OA) is an age-related joint disease that is characterized by degeneration of articular cartilage and chronic pain. Oxidative stress is considered one of the pathophysiological factors in the progression...
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Oligomeric Procyanidins (OPCs) Inhibit Procollagen Type I Secretion of Fibroblasts

Kim BJ, Park JK, Kim BK, Park SJ, Kim MK, Lee CW, Choi LM, Hur JA, Kim SH, Beom J, Kim JY, Oh BM, Choi TH, Kim S

Wound healing is composed of a complex process that requires harmonies of various cell populations where fibroblasts play the main role. Oligomeric procyanidins (OPC) are main components of grape (Vitis...
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