Biomol Ther.  2013 Sep;21(5):405-410.

Effect of Codonopsis lanceolata with Steamed and Fermented Process on Scopolamine-Induced Memory Impairment in Mice

Affiliations
  • 1Department of Medical Biomaterials Engineering, College of Biomedical Science, Kangwon National University, Chuncheon 200-701, Korea. cjma@kangwon.ac.kr
  • 2Research Institute of Biotechnology, Kangwon National University, Chuncheon 200-701, Korea.
  • 3Laboratory of Microbiology and Immunology, College of Pharmacy, Kangwon National University, Chuncheon 200-701, Korea.
  • 4Department of Teaics, Seowon University, Cheongju 361-742, Korea.
  • 5Functional food & Nutrition Division, Department of Agrofood Resources, Suwon 441-853, Korea.
  • 6Newtree CO., LTD. 11F Tech Center, Sungnam 462-120, Republic of Korea.

Abstract

Codonopsis lanceolata (Campanulaceae) traditionally have been used as a tonic and to treat patients with lung abscesses. Recently, it was proposed that the extract and some compounds isolated from C. lanceolata reversed scopolamine-induced memory and learning deficits. The purpose of this study was to evaluate the improvement of cognitive enhancing effect of C. lanceolata by steam and fermentation process in scopolamine-induced memory impairment mice models by passive avoidance test and Morris water maze test. The extract of C. lanceolata or the extract of steamed and fermented C. lanceolata (SFCE) was orally administered to male mice at the doses of 100 and 300 mg/kg body weight. As a result, mice treated with steamed and fermented C. lanceolata extract (SFCE) (300 mg/kg body weight, p.o.) showed shorter escape latencies than those with C. lanceolata extract or the scopolamine-administered group in Morris water maze test. Also, it exerted longer step-through latency time than scopolamine treated group in passive avoidance test. Furthermore, neuroprotective effect of SFCE on glutamate-induced cytotoxicity was assessed in HT22 cells. Only SFCE-treated cells showed significant protection at 500 microg/ml. Interestingly, steamed C. lanceolata with fermentation contained more phenolic acid including gallic acid and vanillic acid than original C. lanceolata. Collectively, these results suggest that steam and fermentation process of C. lanceolata increased cognitive enhancing activity related to the memory processes and neuroprotective effect than original C. lanceolata.

Keyword

Codonopsis lanceolata; Steaming; Fermentation; Morris water maze test; Passive avoidance test; Cognitive-enhancing activity; Neuroprotective effect

MeSH Terms

Animals
Body Weight
Codonopsis*
Fermentation
Gallic Acid
Humans
Learning
Lung Abscess
Male
Maze Learning
Memory*
Mice*
Neuroprotective Agents
Phenol
Scopolamine Hydrobromide
Steam*
United Nations
Vanillic Acid
Gallic Acid
Maze Learning
Neuroprotective Agents
Phenol
Scopolamine Hydrobromide
Steam
Vanillic Acid
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