• Title/Summary/Keyword: System pharmacological analysis

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A study on a medical chart about native chicken (재래닭의 의안연구)

  • Lee, Kang-Hyun;Ji, Joong-Gu
    • Journal of Digital Convergence
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    • v.12 no.11
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    • pp.617-623
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    • 2014
  • This study aims to organize the pharmacological component of native chicken(NC) by analyzing the bill presented in traditional medicine NC relevant literature. And the analyze the heterogeneity and the common prescription of chicken that a variety of traditional technologies to existing treatment books private data to organize information about the scientific verification. After the analysis by building a DB and want a prescription to traditional book, herbal medicine usability throughout the assessment of the special treatment provided the basis for further product and a variety of functional food development. In addition, the continued expansion of the country and future growth engine industry related businesses through added value of cultural knowledge resources. NC of the relevant search and information system for prescription knowledge. so standardized, conceptualization, formalization is to build a knowledge of traditional medicine NC recipe DB assess the usefulness of medical literature through interdisciplinary research systems to suggest practical ways of alternative medicine and functional food development.

Optical Spectroscopic Analysis of Muscle Spasticity for Low-Level Laser Therapy (LLLT)

  • Lee, Yeon-Ui;Lee, Sang-Kwan;Youn, Jong-In
    • Journal of the Optical Society of Korea
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    • v.15 no.4
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    • pp.373-379
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    • 2011
  • Current therapeutic methods for suppressing muscle spasticity are intensive functional training, surgery, or pharmacological interventions. However, these methods have not been fully supported by confirmed efficacy due to the aggravation of the muscle spasticity in some patients. In this study, a combined system was developed to treat with a low-level laser and to monitor the region of the treatment using an optical spectroscopic probe that measures oxygen saturation and deoxygenation during low-level laser therapy (LLLT). The evaluation of the wavelength dependence for LLLT was performed using a Monte Carlo simulation and the results showed that the greatest amount of heat generation was seen in the deep tissue at ${\lambda}$ = 830 nm. In the oxy- and deoxygenation measurements during and after the treatment, oxygen-Hb concentration was significantly increased in the laser-irradiated group when compared to the control group. These findings suggest that LLLT using ${\lambda}$ = 830 nm may be of benefit in accelerating recovery of muscle spasticity. The combined system that we have developed can monitor the physiological condition of muscle spasticity during the laser treatment in real time and may also be applied to various myotonia conditions such as muscle fatigue, back-pain treatment/monitoring, and ulcer due to paralysis.

Pharmacological Action of Ginseng (인삼의 약리작용)

  • 홍사악;임정규;박찬웅;차인준
    • Journal of Ginseng Research
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    • v.3 no.1
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    • pp.66-93
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    • 1979
  • Panax ginseng C. A. Meyer, which has been known for more than EWO years. occupies a Particular prince in folk medicine as so called tonic remedy. The pharmacolgical investigations of ginseng, based on the scientific concepts and methodology, have been performed by many researchers through the past 50∼60 years at different parts of the world. The pharmacological action of Panax ginseng compiled from the numerous reports can be summarized as follows: 1. On central nervous system, the effect of Panax ginseng is timulatory in smaller doses and somewhat depressive in larger doses. From the psychopharmacological aspect, ginseng seems to increase the mental efficiency of man. 2. Ginseng has the effect tending to Protect organism from various physical and chemical stresses. 3. The growth and basal metabolic rates of experimental animals are stimulated by ginseng. Ginseng also prolongs the survival time of animals under adverse influences. 4. Increasing the physical and mental efficiency, ginseng postpones the onset of fatigue and increases the working capacities. 5. In the case of the intravenous administration of ginseng, a transitory and slight hypotensive effect is observed. These hypotensive effects seems to include that of a direct action and actions related to the release of histamine and/or serotonin by ginseng. 6. It is Presumed that ginseng lowers the elevated bleed ingar and cholesterol level. 7. Ginseng tends to increase the gastrointestinal motizity and tone 8. It is presumed that ginseng Promotes the iron metabolism and activates the hematopoietic factors. 9. Ginseng tends to stimulate the biosynthesis of nucleic acid and release of histamine and serotonin. 10. The toxicity end adverse reactions of ginseng appear to be nothing that warrants apprehension. 11. Anticancer erects of ginseng seem to be due to indirect action rather than direct action on cancer cell, by improving the host condition 12. Recent clinical trials of ginseng harts obtained sent good results, but Present trial is still limited in its range, so it is necessary to broaden the scope of trial covering many kinds of organs and diseases. From the above, although it appears that substantial advancements have been achieved in the studies on the Pharmacological actions of Panax ginseng there are many discrepancies noticed in the reported data. Furthermore the precise mechanisms of actions of ginseng are sometimes obscure, even unknown in other actions as the students stand now. The main reasons for this are considered to be that even though saponin has been identified at one of the active substances of ginseng, other components have not fully been identified and that the experimental approaches of the investigations varied with different researchers. Thus a thorough analysis of the chemical components and newer standardized concepts and metohds appear to be the pre-requisites for further study of the pharmacolgical effects and mechaisms of Panax ginseng.

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Therapeutic effect of Shinkiwhan, herbal medicine, regulates OPG/RANKL/RANK system on ovariectomy-induced bone loss rat

  • Seo, Il-bok;Lee, Kang Pa;Park, Sun-young;Ahn, Sang-hyun
    • Korean Journal of Exercise Nutrition
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    • v.24 no.3
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    • pp.19-24
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    • 2020
  • [Purpose] Although physical activity is required to prevent or ameliorate osteoporosis, medicine prescription should precede it, since it may be limited in severe osteoporosis patients. Furthermore, osteoporosis has a great effect on physical activity disorders that accompany fractures and pain, and therefore, research on treatment or prevention to decrease the number of patients is required. The purpose of this study was to discover candidate substances from natural products with an effective pharmacological action and to prepare basic data to help patients. [Methods] To prepare the osteoporosis model, ovariectomy (OVX) was performed using surgical methods. The prepared prescription [Shinkiwhan (SKH), a Korean medicine] was administered orally at a dose of 210 mg/kg/day for 8 weeks. After completion of the animal experiment, the bone mineral density (BMD) was analyzed using double-energy X-ray absorptiometry. The analysis of the effect of drugs on bones was performed using histological analysis and immunostaining. [Results] SKH increased the BMD in the OVX rats. Furthermore, SKH significantly increased the expression of osteoprotegerin and downregulated receptor activator of nuclear factor kappa B ligand and phosphorylation of c-jun N-terminal kinases in the bones of the OVX model. [Conclusion] Our findings suggest a protective effect of SKH against BMD loss in the OVX model.

Systems-level mechanisms of action of Panax ginseng: a network pharmacological approach

  • Park, Sa-Yoon;Park, Ji-Hun;Kim, Hyo-Su;Lee, Choong-Yeol;Lee, Hae-Jeung;Kang, Ki Sung;Kim, Chang-Eop
    • Journal of Ginseng Research
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    • v.42 no.1
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    • pp.98-106
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    • 2018
  • Panax ginseng has been used since ancient times based on the traditional Asian medicine theory and clinical experiences, and currently, is one of the most popular herbs in the world. To date, most of the studies concerning P. ginseng have focused on specific mechanisms of action of individual constituents. However, in spite of many studies on the molecular mechanisms of P. ginseng, it still remains unclear how multiple active ingredients of P. ginseng interact with multiple targets simultaneously, giving the multidimensional effects on various conditions and diseases. In order to decipher the systems-level mechanism of multiple ingredients of P. ginseng, a novel approach is needed beyond conventional reductive analysis. We aim to review the systems-level mechanism of P. ginseng by adopting novel analytical framework-network pharmacology. Here, we constructed a compound-target network of P. ginseng using experimentally validated and machine learning-based prediction results. The targets of the network were analyzed in terms of related biological process, pathways, and diseases. The majority of targets were found to be related with primary metabolic process, signal transduction, nitrogen compound metabolic process, blood circulation, immune system process, cell-cell signaling, biosynthetic process, and neurological system process. In pathway enrichment analysis of targets, mainly the terms related with neural activity showed significant enrichment and formed a cluster. Finally, relative degrees analysis for the target-disease association of P. ginseng revealed several categories of related diseases, including respiratory, psychiatric, and cardiovascular diseases.

A Comparative Study of High-Performance Liquid Chromatographic Method for Analysis of Ginseng Saponin (인삼(人蔘)사포닌분석(分析)을 위한 고속액체(高速液體)크로마토그래피법(法)의 비교연구(比較硏究))

  • Choi, Jin-Ho;Park, Kil-Dong;Han, Kang-Wan;Oh, Sung-Ki
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.11 no.3
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    • pp.81-86
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    • 1982
  • Ginseng saponins separated from Panax ginseng C.A. Meyer were analyzed by high-performance liquid chromatography using a carbohydrate analysis column. The effect on the resolution and retention time of each ginsenosides, as well as the addition effect of n-butanol on a acetonitrile/water system, was examined using various proportions of acetonitrile/water system (80/20-94/6) which have been used with typical solvent of carbohydrate analysis column. The retention time of each ginsenosides was greatly affected by the compositions and mixture proportions of the mobile phase and also markedly increased as the proprotion of acetonitrile in mobile phase increased. It was proved that acetonitrile/water system (80/20) and acetonitrile/water/n-butanol system (86/14/10) were very effective mobile phases for diol and triol sapoin analyses, respectively. According to the result obtained by this method, the PT/PD ratios of white and red ginseng saponins were 0.401 % and 0.561 %, respectively. Red ginseng increased PT/PD ratio, compared with white ginseng. This is attributed to the change of saponin pattern by processing method and the change of PT/PD ratio would greatly influence on the biochemical and pharmacological effects of ginseng and its products.

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Network Pharmacological Analysis of Cnidii Fructus Treatment for Gastritis (벌사상자의 위염 치료 적용에 대한 네트워크 약리학적 분석)

  • Young-Sik Kim;Seungho Lee
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.38 no.1
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    • pp.22-26
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    • 2024
  • The purpose of this study was to identify the applicability, main compounds, and target genes of Cnidii Fructus (CF) in the treatment of gastritis using network pharmacology. The compounds in CF were searched in Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform (TCMSP) and a database of medicinal materials and chemical compounds in Northeast Asian traditional medicine (TM-MC). The target gene information of the compounds was collected from pubchem and cross-compared with the gastritis-related target gene information collected from Genecard to derive the target genes. Gene ontology (GO) analysis and Kyoto Encyclopedia of Genes and Genomes (KEGG) analysis were performed on the derived target genes. Afterwards, network analysis between compounds and disease target genes was performed using cytoscape. We identified 121 active compounds and 139 target genes associated with gastritis. Pathways derived from the GO biological process and KEGG pathway DB primarily focus on target genes related to inflammation (IL-6, IL-8, TNF production, NF-κB transcription factor activity, and NF-κB signaling pathway) and cell death (PI3K-Akt, FoxO). Major targets for CF treatment of gastritis include TP53, TNF, BCL2, EGFR, NFKB1, ABCB1, PPARG, PTGS2, IL6, IL1B, and SOD1, along with major compounds such as coumarin, osthol, hexadecanoic acid, oleic acid, linoleic acid, and stigmasterol. This study provided CF's applicability for gastritis, related compounds, and target information. Evaluating CF's effectiveness in a preclinical gastritis model suggests its potential use in clinical practice for digestive system diseases.

The phosphoinositide-specific phospholipase C gene, MPLCl, of Magnaporthe grisea is required for fungal development and plant colonization

  • Park, Hee-Sool;Lee, Yong-Hwan
    • Proceedings of the Korean Society of Plant Pathology Conference
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    • 2003.10a
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    • pp.84.1-84
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    • 2003
  • Magnaporthe grisea, the casual agent of rice blast, forms an appressorium to penetrate its host. Much has been learned about environmental cues and signal transduction pathways, especially those involving CAMP and MAP kinases, on appressorium formation during the last decade. More recently, pharmacological data suggest that calcium/calmodulin-dependent signaling system is involved in its appressorium formation. To determine the role of phosphoinositide-specific phospholipase C (PI-PLC) on appressorium formation, a gene (WPLCl) encoding PI-PLC was cloned and characterized from M. grisea strain 70-15. Sequence analysis showed that MPLCl has alt five conserved domains present in other phospholipase C genes from several filamentous fungi and mammals. Null mutants (mplcl) generated by targeted gene disruption exhibited pleiotropic effects on conidial morphology, appressorium formation, fertility and pathogenicity. mplcl mutants developed nonfunctional appressoria and are also defective in infectious growth in host tissues. Defects in appressorium formation and pathogenicity in mplcl mutants were complemented by a mouse PLCdelta-1 cDNA under the control of the MPLCl promoter. These results suggest that cellular signaling mediated by MPLCl plays crucial and diverse roles in development and pathogenicity of M. grisea, and functional conservation between fungal and mammalian Pl-PLCs.

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Cytotoxic and Mutagenic Effects of Cinnamomum cassia Bark-Derived Materials

  • LEE , HOI-SEON;KIM, SUN-YEOU;LEE, CHI-HOON;AHN, YOUNG-JOON
    • Journal of Microbiology and Biotechnology
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    • v.14 no.6
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    • pp.1176-1181
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    • 2004
  • The cytotoxic activities of Cinnamomum cassia (Blume) bark-derived materials toward six human HeLa epithelioid cervix, A549 lung, SK-OV-3 ovarian, SK-MEL-2 melanoma, XF-498 central nerve system, and HCT-15 colon tumor cell lines were evaluated by using sulforhodamine B assay and compared to those of the anticancer agents, cisplatin and mitomycin C. The biologically active constituent of the Cinnamomum bark was characterized as trans­cinnamaldehyde by spectroscopic analysis. The cytotoxic activity of cinnamaldehyde against HeLa, SK-MEL-2, and HCT -15 cell lines was comparable to that of cisplatin and mitomycin C. The compound showed lower activity against A549, SK-OV-3, and XF-498 cell lines than the anticancer agents. Eugenol exhibited moderate activity against SK-OV­3, XF-498, and HCT-15 tumor cells, and trans-cinnamic acid, cinnamyl alcohol, $\alpha-pinene,\;and\;\beta-pinene$ showed little or no activity against model tumor cells. Cinnamaldehyde was not mutagenic against four strains (TA 98, TA 100, TA 1535, and TA 1537) of Salmonella typhimurium (Castel and Chalm). These results indicate at least one pharmacological action of C. cassia.

RNA-Seq Analysis of the Arabidopsis Transcriptome in Pluripotent Calli

  • Lee, Kyounghee;Park, Ok-Sun;Seo, Pil Joon
    • Molecules and Cells
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    • v.39 no.6
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    • pp.484-494
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    • 2016
  • Plant cells have a remarkable ability to induce pluripotent cell masses and regenerate whole plant organs under the appropriate culture conditions. Although the in vitro regeneration system is widely applied to manipulate agronomic traits, an understanding of the molecular mechanisms underlying callus formation is starting to emerge. Here, we performed genome-wide transcriptome profiling of wild-type leaves and leaf explant-derived calli for comparison and identified 10,405 differentially expressed genes (> two-fold change). In addition to the well-defined signaling pathways involved in callus formation, we uncovered additional biological processes that may contribute to robust cellular dedifferentiation. Particular emphasis is placed on molecular components involved in leaf development, circadian clock, stress and hormone signaling, carbohydrate metabolism, and chromatin organization. Genetic and pharmacological analyses further supported that homeostasis of clock activity and stress signaling is crucial for proper callus induction. In addition, gibberellic acid (GA) and brassinosteroid (BR) signaling also participates in intricate cellular reprogramming. Collectively, our findings indicate that multiple signaling pathways are intertwined to allow reversible transition of cellular differentiation and dedifferentiation.