• Title/Summary/Keyword: Anatomy and histology

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Pharmacognostical study on the root of angelica koreana Maximowicz (강활의 생약학적 연구)

  • 류경수;육창수
    • YAKHAK HOEJI
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    • v.12 no.3_4
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    • pp.50-58
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    • 1968
  • The root of Angelica koreana $M_{AXIMOWICZ}$ (Umbelliferae) known as "Kang-whal" in Korea used for the treatment of common cold, headache and gout etc. The comparative anatomy of Angelica Koreana $M_{AXIMOWICZ}$ and A. purpuraefolia $C_{HUNG}$ was presented. A great part of the report was dealed with the differences in the comparative histology of root, stem, main vein in leaf and fruits.

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Natural Occurrence and Pathological Finding of the Chronic Trichuriasis in Growing Pigs (만성 돈편충증의 발생과 병리학적 관찰)

  • Lee Cha-Soo;Cho Sung-Whan;Han Du-Seik
    • Journal of the korean veterinary medical association
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    • v.19 no.2
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    • pp.34-39
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    • 1983
  • Chronic trichuriasis naturally occurred in pigs of three farms was pathologically observed. The results were summarized as follows; 1. The infected Pigs showed severe emaciation, incoordination, retardation of growth, anorexia, laboured respiration and fe

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Stomach Osteoma in a Dog

  • Park, Jai-Soon;Ku, Sae-Kwang;Jeong, Won-Seok;Yun, Sung-Ho;Oh, Tae-Ho;Lee, Keun-Woo;Jang, Kwang-Ho
    • Proceedings of the Korean Society of Veterinary Clinics Conference
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    • 2009.04a
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    • pp.283-283
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    • 2009
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Collagenous Fibroma in an African Lion

  • Yun, Sung-Ho;Ku, Sae-Kwang;Jeong, Won-Seok;Park, Jai-Soon;Oh, Tae-Ho;Lee, Keun-Woo;Jang, Kwang-Ho
    • Proceedings of the Korean Society of Veterinary Clinics Conference
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    • 2009.04a
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    • pp.284-284
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    • 2009
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Transduced PEP-1-FK506BP ameliorates corneal injury in Botulinum toxin A-induced dry eye mouse model

  • Kim, Dae Won;Lee, Sung Ho;Ku, Sae Kwang;Cho, Soo Hyun;Cho, Sung-Woo;Yoon, Ga Hyeon;Hwang, Hyun Sook;Park, Jinseu;Eum, Won Sik;Kwon, Oh-Shin;Choi, Soo Young
    • BMB Reports
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    • v.46 no.2
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    • pp.124-129
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    • 2013
  • FK506 binding protein 12 (FK506BP) belongs to a family of immunophilins, and is involved in multiple biological processes. However, the function of FK506BP in corneal disease remains unclear. In this study, we examined the protective effects on dry eye disease in a Botulinum toxin A (BTX-A) induced mouse model, using a cell-permeable PEP-1-FK506BP protein. PEP-1-FK506BP efficiently transduced into human corneal epithelial cells in a time- and dose-dependent manner, and remained stable in the cells for 48 h. In addition, we demonstrated that topical application of PEP-1-FK506BP was transduced into mouse cornea and conjunctiva by immunohistochemistry. Furthermore, topical application of PEP-1-FK506BP to BTX-A-induced mouse model markedly inhibited expression levels of pro-inflammatory cytokines such as interleukin-$1{\beta}$ (IL-$1{\beta}$), tumor necrosis factor-${\alpha}$ (TNF-${\alpha}$) and macrophage inhibitory factor (MIF) in corneal and conjunctival epithelium. These results suggest PEP-1-FK506BP as a potential therapeutic agent for dry eye diseases.

Ergonomic Evaluation of Young Agricultural Operators Using Handle Equipment Through Electromyography and Vibrations Analysis Between the Fingers

  • Federico Roggio;Ermanno Vitale;Veronica Filetti;Venerando Rapisarda;Giuseppe Musumeci;Elio Romano
    • Safety and Health at Work
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    • v.13 no.4
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    • pp.440-447
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    • 2022
  • Background: Agricultural handle equipment is present on all production areas' farms. They are handy and portable; however, excessive use can lead to acute traumas or accidental injuries. Repetitive movements, awkward postures, and hand-arm vibrations predispose them to pain and work-related musculoskeletal disorders. The purpose of this study was to observe the interaction of handle equipment in terms of electromyographic activity and analyze the postural work-related alterations. Materials and methods: Twenty male agricultural operators, mean age 24±1.54 years, underwent the electromyographic analysis testing their muscular activities with a brushcutter, electric saw, and hedge trimmer in four different test conditions. Results: The brushcutter proved to be the agricultural handle equipment with the higher mean frequency (3.37±0.38 Hz) and root mean square (5.25±1.24 ms-2). Furthermore, the digital postural analysis showed a general asymmetry of the main arm and the respective side of the trunk. The head resulted right inclined in the anterior frontal plane by 5.7°±1.2°; the right scapula lower than the left in the posterior frontal plane (8.5°±1.8°), and a working trunk inclination of 34.15°±5.7°. Conclusions: Vibrations of handle equipment and awkward working postures represent a risk for agricultural operators. Preventive measures are required to avoid young operators from experiencing musculoskeletal disorders all lifelong.

Combined effect of bisphosphonate and recombinant human bone morphogenetic protein 2 on bone healing of rat calvarial defects

  • Kim, Ho-Chul;Song, Jae-Min;Kim, Chang-Joo;Yoon, Sang-Yong;Kim, In-Ryoung;Park, Bong-Soo;Shin, Sang-Hun
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.37
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    • pp.16.1-16.7
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    • 2015
  • Background: This study aimed to investigate new bone formation using recombinant human bone morphogenetic protein 2 (rhBMP-2) and locally applied bisphosphonate in rat calvarial defects. Methods: Thirty-six rats were studied. Two circular 5 mm diameter bony defect were formed in the calvaria using a trephine bur. The bony defect were grafted with $Bio-Oss^{(R)}$ only (group 1, n = 9), $Bio-Oss^{(R)}$ wetted with rhBMP-2 (group 2, n = 9), $Bio-Oss^{(R)}$ wetted with rhBMP-2 and 1 mM alendronate (group 3, n = 9) and $Bio-Oss^{(R)}$ wetted with rhBMP-2 and 10 mM alendronate (group 4, n = 9). In each group, three animals were euthanized at 2, 4 and 8 weeks after surgery, respectively. The specimens were then analyzed by histology, histomorphometry and immunohistochemistry analysis. Results: There were significant decrease of bone formation area (p < 0.05) between group 4 and group 2, 3. Group 3 showed increase of new bone formation compared to group 2. In immunohistochemistry, collagen type I and osteoprotegerin (OPG) didn't show any difference. However, receptor activator of nuclear factor ${\kappa}B$ ligand (RANKL) decreased with time dependent except group 4. Conclusion: Low concentration bisphosphonate and rhBMP-2 have synergic effect on bone regeneration and this is result from the decreased activity of RANKL of osteoblast.

Skin tissue homogenate analysis for ceramide and TGF-β1 contents with TGF-β1 mRNA expressions after treatment of pomegranate concentrated solution and dried pomegranate concentrate powder in mice

  • Hu, Jin-Ryul;Choi, Beom-Rak;Park, Hye-Rim;Sung, Mi-Sun;Yi, Hae-Yeon;Kang, Su-Jin;Ku, Sae-Kwang;Lee, Young-Joon
    • The Journal of Korean Medicine
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    • v.37 no.4
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    • pp.1-9
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    • 2016
  • Objectives: The aim of this study was to solve skin moisturizing action mechanism issues of pomegranate concentrated solution (PCS) and dried pomegranate concentrate powder (PCP), at least partially. Materials and methods: In this study, ceramide and $TGF-{\beta}1$ contents with $TGF-{\beta}1$ mRNA expressions were analysis on the skin tissue homogenate samples after 56 days of continuous oral administration of PCS 1, 2, and 4 ml/kg, and PCP 100, 200 and 400 mg/kg. Results: Noticeable and dose-dependent increases of skin $TGF-{\beta}1$ contents and mRNA expressions were demonstrated in all PCP and PCS treated mice as compared with intact vehicle control, but no significant changes on the skin ceramide contents were demonstrated in all PCP and PCS treated mice as compared with intact vehicle control, in the current study. In addition, PCP 200 mg/kg showed similar increases of the skin $TGF-{\beta}1$ contents and mRNA expressions as compared to those of PCS 4 ml/kg. Conclusions: The presented results suggested that in vivo skin moisturizing effects of PCP and PCS after oral administration through up regulation of hyaluronan synthesis demonstrated in our previous results, may be possibly mediated by modulation of $TGF-{\beta}1$ expressions at least partially, without critical influences on the skin ceramide contents.