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A comprehensive review of the therapeutic and pharmacological effects of ginseng and ginsenosides in central nervous system

  • Kim, Hee Jin;Kim, Pitna;Shin, Chan Young
    • Journal of Ginseng Research
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    • v.37 no.1
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    • pp.8-29
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    • 2013
  • Ginseng is one of the most widely used herbal medicines in human. Central nervous system (CNS) diseases are most widely investigated diseases among all others in respect to the ginseng's therapeutic effects. These include Alzheimer's disease, Parkinson's disease, cerebral ischemia, depression, and many other neurological disorders including neurodevelopmental disorders. Not only the various types of diseases but also the diverse array of target pathways or molecules ginseng exerts its effect on. These range, for example, from neuroprotection to the regulation of synaptic plasticity and from regulation of neuroinflammatory processes to the regulation of neurotransmitter release, too many to mention. In general, ginseng and even a single compound of ginsenoside produce its effects on multiple sites of action, which make it an ideal candidate to develop multi-target drugs. This is most important in CNS diseases where multiple of etiological and pathological targets working together to regulate the final pathophysiology of diseases. In this review, we tried to provide comprehensive information on the pharmacological and therapeutic effects of ginseng and ginsenosides on neurodegenerative and other neurological diseases. Side by side comparison of the therapeutic effects in various neurological disorders may widen our understanding of the therapeutic potential of ginseng in CNS diseases and the possibility to develop not only symptomatic drugs but also disease modifying reagents based on ginseng.

Lunate Excision and Vascularized Os Pisiform Transfer in Advanced Kienb$\ddot{o}$ck's Disease (월상 골 제거 및 혈관부착 두상 골 이식으로 치료한 진행된 키엔벡 병)

  • Lee, Joo-Yup;Kim, Hyoung-Min;Chung, Yang-Guk;Jin, Sung-Ki;Park, Il-Jung
    • Archives of Reconstructive Microsurgery
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    • v.17 no.2
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    • pp.108-114
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    • 2008
  • Purpose: There are many controversies concerning therapeutic guidelines for the treatment of Kienb$\ddot{o}$ck's disease. The purpose of this study is to evaluate the clinical and radiological result of lunate replacement by vascularized os pisiform transfer in advanced Kienb$\ddot{o}$ck's disease. Materials & Methods: There were two men and three women. The mean age was 55 years, ranging from 41 to 70. According to Lichtman's classification, three cases were stage IIIb and two cases were stage IV. Results: At the period of follow up, pain during motion was markedly diminished in all patients, the arc of motion ranged on average from 49 degrees of flexion to 53 degrees of extension and the grip power of the affected hand reached on average 83% compared with the contralateral side. Clinical results assessed by DASH and modified Mayo score showed 8 and 90. On plain X-rays, carpal height ratio and radioscaphoid angle were not changed postoperatively. Conclusion: Lunate excision and vascularized os pisiform transfer is a reliable alternative method for the treatment of advanced Kienb$\ddot{o}$ck's disease.

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Deinococcus radiodurans R1 Lysate Induces Tolerogenic Maturation in Lipopolysaccharide-Stimulated Dendritic Cells and Protects Dextran Sulfate Sodium-Induced Colitis in Mice

  • Song, Ha-Yeon;Han, Jeong Moo;Kim, Woo Sik;Lee, Ji Hee;Park, Woo Yong;Byun, Eui-Baek;Byun, Eui-Hong
    • Journal of Microbiology and Biotechnology
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    • v.32 no.7
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    • pp.835-843
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    • 2022
  • Deinococcus radiodurans is an extremophilic bacterium that can thrive in harsh environments. This property can be attributed to its unique metabolites that possess strong antioxidants and other pharmacological properties. To determine the potential of D. radiodurans R1 lysate (DeinoLys) as a pharmacological candidate for inflammatory bowel disease (IBD), we investigated the antiinflammatory activity of DeinoLys in bone marrow-derived dendritic cells (BMDCs) and a colitis mice model. Lipopolysaccharide (LPS)-stimulated BMDCs treated with DeinoLys exhibited alterations in their phenotypic and functional properties by changing into tolerogenic DCs, including strongly inhibited proinflammatory cytokines (TNF-α and IL-12p70) and surface molecule expression and activated DC-induced T cell proliferation/activation with high IL-10 production. These phenotypic and functional changes in BMDCs induced by DeinoLys in the presence of LPS were abrogated by IL-10 neutralization. Furthermore, oral administration of DeinoLys significantly reduced clinical symptoms against dextran sulfate sodium-induced colitis, including body weight loss, disease activity index, histological severity in colon tissue, and lower myeloperoxidase level in mice. Our results establish DeinoLys as a potential anti-inflammatory candidate for IBD therapy.

Case Study on Advanced Thymic Cancer Treated with Wheel Balanced Therapy (수레바퀴 암치료법을 시행한 흉선암 환자에 대한 증례보고)

  • Lee, Jong-Ho;Park, Jae-Woo;Yoo, Hwa-Seung;Cho, Chong-Kwan;Lee, Yeon-Weol
    • The Journal of Internal Korean Medicine
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    • v.32 no.3
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    • pp.458-464
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    • 2011
  • Background : Advanced thymic cancer still remains as an intractable disease. The survival rate of advanced thymic cancer could be increased through chemotherapy and radiation, but the results have not been satisfactory. Objectives : To see whether wheel balanced therapy (WBT) has the therapeutic effects or not on advanced thymic cancer patient. Methods : A patient diagnosed with progression of thymic carcinoma with pleura metastasis visited the East-West Cancer Center (EWCC) on Feb 9th, 2011. The patient was treated with WBT for a period of 9 weeks from Feb 9th to Apr 16th. She stayed 6 weeks in hospital and took oriental medicine prescribed by EWCC. Computed tomography (CT) and blood test were used to evaluate the disease progression of the patient. Results : Mass of chest CT was stable for 2 months. The patient's quality of life improved during her hospital stay. Conclusions : This case study supports WBT may have efficacy in treating advanced thymic cancer patients.

Radioactive Seed Implantation and Lobaplatin Chemotherapy Are Safe and Effective in Treating Patients with Advanced Lung Cancer

  • Li, Jia-Rui;Sun, Yu;Liu, Lin
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.9
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    • pp.4003-4006
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    • 2015
  • Objecive: To investigate the clinical safety and efficacy of CT-guided $^{125}iodine$ (125I) seed implantation combined with percutaneous intra-tumor injection of chemotherapy emulsion of lobaplatin and lipiodol in treating patients with advanced lung cancer. Materials and Methods: Patients with advanced lung cancer and treated with spiral CT-guided $^{125}I$ seed implantation combined with percutaneous intra-tumor injection of chemotherapy emulsion of lobaplatin and lipiodol were recruited. Results: Of the 36 patients, there were 40 nidi in total. The contrast-enhanced CT evaluation was conducted 60 d after treatment. Response evaluation suggested that 4 patients achieved complete remission (CR), 24 partial remission (PR), 4 stable disease (SD) and 4 progression disease (PD), with a total response rate of 77.8% (28/36). Conclusions: CT-guided $^{125}I$ seed implantation combined with percutaneous intra-tumor injection of chemotherapy emulsion of lobaplatin and lipiodol are safe and effective in treating patients with advanced lung cancer.

Phagocytic Roles of Glial Cells in Healthy and Diseased Brains

  • Jung, Yeon-Joo;Chung, Won-Suk
    • Biomolecules & Therapeutics
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    • v.26 no.4
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    • pp.350-357
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    • 2018
  • Glial cells are receiving much attention since they have been recognized as important regulators of many aspects of brain function and disease. Recent evidence has revealed that two different glial cells, astrocytes and microglia, control synapse elimination under normal and pathological conditions via phagocytosis. Astrocytes use the MEGF10 and MERTK phagocytic pathways, and microglia use the classical complement pathway to recognize and eliminate unwanted synapses. Notably, glial phagocytosis also contributes to the clearance of disease-specific protein aggregates, such as ${\beta}$-amyloid, huntingtin, and ${\alpha}$-synuclein. Here we reivew recent findings showing that glial cells are active regulators in brain functions through phagocytosis and that changes in glial phagocytosis contribute to the pathogenesis of various neurodegenerative diseases. A better understanding of the cellular and molecular mechanisms of glial phagocytosis in healthy and diseased brains will greatly improve our current approach in treating these diseases.

Role of Th17 Cell and Autoimmunity in Chronic Obstructive Pulmonary Disease

  • Hong, Seok Chan;Lee, Seung-Hyo
    • IMMUNE NETWORK
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    • v.10 no.4
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    • pp.109-114
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    • 2010
  • The molecular mechanisms involved in the pathogenesis of chronic obstructive pulmonary disease (COPD) are poorly defined. Accumulating evidences indicate that chronic inflammatory responses and adaptive immunity play important roles in the development and progression of the disease. Recently, it has been shown that IL-17 producing CD4 T cells, named Th17 cells, which have been implicated in the pathogenesis of several inflammatory and autoimmune diseases, are involved in airway inflammation and COPD. In addition, we and others suggest that autoimmunity may play a critical role in the pathogenesis of COPD. Here, we will review the current understanding of roles of Th17 cells and autoimmune responses in COPD.

Pathogenic Molecular Mechanisms of Glutamatergic Synaptic Proteins in Alzheimer's Disease (알츠하이머 병과 글루타메이트성 시냅스 단백질의 분자적 질환 기전)

  • Yang, Jin-Hee;Oh, Dae-Young
    • Korean Journal of Biological Psychiatry
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    • v.17 no.4
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    • pp.194-202
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    • 2010
  • Alzheimer's disease(AD) is the most common neurodegenerative disorder and constitutes about two thirds of dementia. Despite a lot of effort to find drugs for AD worldwide, an efficient medicine that can cure AD has not come yet, which is due to the complicated pathogenic pathways and progressively degenerative properties of AD. In its early clinical phase, it is important to find the subtle alterations in synapses responsible for memory because symptoms of AD patients characteristically start with pure impairment of memory. Attempts to find the target synaptic proteins and their pathogenic pathways will be the most powerful alternative strategy for developing AD medicine. Here we review recent progress in deciphering the role of target synaptic proteins related to AD in hippocampal glutamatergic synapses.

Emerging Machine Learning in Wearable Healthcare Sensors

  • Gandha Satria Adi;Inkyu Park
    • Journal of Sensor Science and Technology
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    • v.32 no.6
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    • pp.378-385
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    • 2023
  • Human biosignals provide essential information for diagnosing diseases such as dementia and Parkinson's disease. Owing to the shortcomings of current clinical assessments, noninvasive solutions are required. Machine learning (ML) on wearable sensor data is a promising method for the real-time monitoring and early detection of abnormalities. ML facilitates disease identification, severity measurement, and remote rehabilitation by providing continuous feedback. In the context of wearable sensor technology, ML involves training on observed data for tasks such as classification and regression with applications in clinical metrics. Although supervised ML presents challenges in clinical settings, unsupervised learning, which focuses on tasks such as cluster identification and anomaly detection, has emerged as a useful alternative. This review examines and discusses a variety of ML algorithms such as Support Vector Machines (SVM), Random Forests (RF), Decision Trees (DT), Neural Networks (NN), and Deep Learning for the analysis of complex clinical data.

Prevalence of Colorectal Polyps in a Group of Subjects at Average-risk of Colorectal Cancer Undergoing Colonoscopic Screening in Tehran, Iran between 2008 and 2013

  • Sohrabi, Masoudreza;Zamani, Farhad;Ajdarkosh, Hossien;Rakhshani, Naser;Ameli, Mitra;Mohamadnejad, Mehdi;Kabir, Ali;Hemmasi, Gholamreza;Khonsari, Mahmoudreza;Motamed, Nima
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.22
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    • pp.9773-9779
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    • 2014
  • Background: Colorectal cancer (CRC) is one of the prime causes of mortality around the globe, with a significantly rising incidence in the Middle East region in recent decades. Since detection of CRC in the early stages is an important issue, and also since to date there are no comprehensive epidemiologic studies depicting the Middle East region with special attention to the average risk group, further investigation is of significant necessity in this regard. Aim: Our aim was to investigate the prevalence of preneoplastic and neoplastic lesions of the colon in an average risk population. Materials and Methods: A total of 1,208 eligible asymptomatic, average- risk adults older than 40 years of age, referred to Firuzgar Hospotal in the years 2008-2012, were enrolled. They underwent colonoscopy screening and all polypoid lesions were removed and examined by an expert gastrointestinal pathologist. The lesions were classified by size, location, numbers and pathologic findings. Size of lesions was measured objectively by endoscopists. Results: The mean age of participants was $56.5{\pm}9.59$ and 51.6% were male. The overall polyp detection rate was 199/1208 (16.5 %), 26 subjects having non-neoplastic polyps, including hyperplastic lesions, and 173/1208 (14.3%) having neoplastic polyps, of which 26 (2.15%) were advanced neoplasms. The prevalence of colorectal neoplasia was more common among the 50-59 age group. Advanced adenoma was more frequent among the 60-69 age group. The majority of adenomas were detected in the distal colon, but a quarter of advanced adenomas were found in the proximal colon; advance age and male gender was associated with the presence of adenoma. Conclusions: It seems that CRC screening among average-risk population might be recommended in countries such as Iran. However, sigmioidoscopy alone would miss many colorectal adenomas. Furthermore, the 50-59 age group could be considered as an appropriate target population for this purpose in Iran.