• Title/Summary/Keyword: AQP

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Effects of Cordyceps Militaris Mycelia(CMM) oral administration and Herbal Acupuncture at Shinsu(BL23), Tae-gye(K3) on Expression of Aquaporin-2 Protein Water Channels in the Kidney and the Renal Function in Rats with Renal Failure by Uninephrectomy (신유(腎兪),태계(太谿)의 동충하초(冬蟲夏草) 약침(藥鍼)과 경구(經口) 투여(投與)가 좌측 신장(腎臟) 제거 백서(白鼠)에 대한 신장(腎臟) Aquaporin-2 단백(蛋白) 발현(發現)과 신장기능(腎臟機能)에 미치는 영향(影響))

  • Kim, Jae-hong;Yoon, Dae-hwan;Na, Chang-su;Cho, Myung-rae;Yoon, Yeo-choong;Chae, Wu-suk
    • Journal of Acupuncture Research
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    • v.22 no.1
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    • pp.61-75
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    • 2005
  • Objective : The purpose of this study is to arrange the literature about a acupuncture therapy on the knee rheumatoid arthritis. Methods : We arrange fifty kinds of literature about a acupuncture therapy of knee joint, knee arthritis, Results : Acupucture point at G30, G34, S36, LI11, B4O, G39, G38, LI4 used freaquently for the acupuncture therapy Conclusion : B, G, S, Sp of merdians used frequently for the acupuncture therapy.

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Studies on the Sugar Analysis and Biological Activity of Sap from Juglans mandshurica Maxim. (가래나무 수액의 당성분 분석 및 생리활성 연구)

  • Kim, Dae-Wook;Choi, Mi-Na;Lee, Min-Sung;Jung, Hae-Suk;Byeon, Jun-Gi;Kim, Yeong-Su
    • Journal of Chitin and Chitosan
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    • v.23 no.4
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    • pp.262-266
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    • 2018
  • Even though the saps have been consumed as beverage in Korea, however a little research has been conducted on the chemical composition. We determined free sugars, mineral in the sap from Juglans mandshurica Maxim. collected from BongHwa region. The contents of glucose, sucrose, and fructose in the sap from J. mandshurica were 0.15, 2.73, and 0.09%, respectively. The prominent minerals in the sap from J. mandshurica were calcium and potassium. The contents of Ca, K, Mg, Fe, and Mn of sap from J. mandshurica were 0.61, 0.57, 0.12, 0.002, and 0.014 ppm, respectively. The sap from J. mandshurica show inhibitory effect on elastase. And real-time RT-PCR showed that sap from J. mandshurica increased mRNA level of AQP3 and HAS2 gene and increased hyaluronic acid production in HaCaT cells. These results indicated that the sap from J. mandshurica can potentially be used for developing cosmetic ingredient for skin moisturizing and anti-aging.

Comprehensive analysis of miRNAs, lncRNAs and mRNAs profiles in backfat tissue between Daweizi and Yorkshire pigs

  • Chen Chen;Yitong Chang;Yuan Deng;Qingming Cui;Yingying Liu;Huali Li;Huibo Ren;Ji Zhu;Qi Liu;Yinglin Peng
    • Animal Bioscience
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    • v.36 no.3
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    • pp.404-416
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    • 2023
  • Objective: Daweizi (DWZ) is a famous indigenous pig breed in China and characterized by tender meat and high fat percentage. However, the expression profiles and functions of transcripts in DWZ pigs is still in infancy. The object of this study was to depict the transcript profiles in DWZ pigs and screen the potential pathway influence adipogenesis and fat deposition, Methods: Histological analysis of backfat tissue was firstly performed between DWZ and lean-type Yorkshire pigs, and then RNA sequencing technology was utilized to explore miRNAs, lncRNAs and mRNAs profiles in backfat tissue. 18 differentially expressed (DE) transcripts were randomly selected for quantitative real-time polymerase chain reaction (QPCR) to validate the reliability of the sequencing results. Finally, gene ontology (GO) and Kyoto encyclopedia of genes and genomes (KEGG) enrichment analysis were conducted to investigate the potential pathways influence adipocyte differentiation, adipogenesis and lipid metabolism, and a schematic model was further proposed. Results: A total of 1,625 differentially expressed transcripts were identified in DWZ pigs, including 27 upregulated and 45 downregulated miRNAs, 64 upregulated and 119 down-regulated lncRNA, 814 upregulated and 556 downregulated mRNAs. QPCR analysis exhibited strong consistency with the sequencing data. GO and KEGG analysis elucidated that the differentially expressed transcripts were mainly associated with cell growth and death, signal transduction, peroxisome proliferator-activated receptors (PPAR), AMP-activated protein kinase (AMPK), PI3K-Akt, adipocytokine and foxo signaling pathways, all of which are strongly involved in cell development, lipid metabolism and adipogenesis. Further analysis indicated that the BGIR9823_87926/miR-194a-5p/AQP7 network may be effective in the process of adipocyte differentiation or adipogenesis. Conclusion: Our study provides comprehensive insights into the regulatory network of backfat deposition and lipid metabolism in pigs from the point of view of miRNAs, lncRNAs and mRNAs.

Cutaneous hydration effect of collagen hydrolysate containing collagen tripeptides (콜라겐 트리펩타이드를 고함량으로 함유하는 콜라겐 가수분해물의 피부 보습 효과)

  • Kim, Ae-Hyang;Kim, Yi-Soo;Piao, Zhe;Shin, Yong Chul;Ha, Min Woo
    • Korean Journal of Food Science and Technology
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    • v.50 no.4
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    • pp.420-429
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    • 2018
  • Skin ageing is associated with compromised performance of its fundamental barrier functions, with undesirable changes in appearance. Since this may introduce a detrimental impact on the quality of life, significant effort to discover effective ingredients against ageing is being invested. Recently, collagen hydrolysates containing tripeptides such as GlyPro-Hyp (GPH) have been developed with anticipation of improved effects compared to that of existing collagen hydrolysate-products. To evaluate the cutaneous hydration effect of collagen tripeptides (CTP), meaningful biomarkers in human dermal fibroblasts (HDF) and NC/Nga Tnd mice were analyzed in this study. Increased levels of ceramide kinase, hyaluronic acid, collagen 1A, and hyaluronan synthase-2 (HAS2), and decreased levels of hyaluronidase-1 (HYAL1) and CD44 in HDF cells were demonstrated. Furthermore, significant reduction of transepidermal water loss (TEWL), scratching behavior, HYAL1, $TNF-{\alpha}$ and IL-6 and increased water content and HAS2 were verified by in vivo tests. These results strongly suggest the potential of CTP as a skin hydration agent.