• Title/Summary/Keyword: alzheimer's

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The Effects of Hibiscus Syriacus Extract on the Alzheimer's Disease Mice Model Induced by $\betaA$ (목근피가 $\betaA$로 유도된 Alzheimer's Disease 생쥐 모델에 미치는 영향)

  • Lee Sang Ryong;Jung In Chul
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.18 no.3
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    • pp.797-807
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    • 2004
  • This research investigates the effect of the Hibiscus syriacus(HSS) on Alzheimer's disease. The effects of the HSS extract on the behavior in the Morris water maze experiment; the expression of IL-1β, TNF-α, IL-1β mRNA, TNF-α mRNA, CD68/GFAP and RDS; the the infarction area of the hippocampus, and brain tissue injury in Alzheimer's diseased mice induced with M were investigated. The HSS extract group showed a significant inhibitory effect on the memory deficit on the mice with Alzheimer's disease induced by βA in the Morris water maze experiment. The HSS extract group suppressed the over-expression of IL-1β, TNF-α, IL-1β and TNF-α mRNA, CD68/GFAP, RDS in the mice with Alzheimer's disease induced by βA. The HSS extract reduced the infarction area of hippocampus, and controlled the injury of brain tissue in the mice with Alzheimer's disease induced by βA. This study suggest that HSS may be effective for the prevention and treatment of Alzheimer's disease

Effects of Chaenomelis Fructus Extract on the Alzheimer's Disease Mice Model Induced by $\betaA$ (목과의 $\betaA$로 유도된 Alzheimer's Disease 생쥐 모델에 미치는 영향)

  • Jung In Chul;Lee Sang Ryong
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.18 no.6
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    • pp.1795-1804
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    • 2004
  • This research investigated the effect of the Chaenomelis fructus(CMF) on Alzheimer's disease. The effects of the CMF extract on the behavior in the Morris water maze experiment; the expression of IL-1β, TNF-α, ROS on the microglial cell; IL-1β mRNA, TNF-α mRNA, CD68/GFAP and MDA on the brain tissue; the infarction area of the hippocampus, and brain tissue injury in the mice with Alzheimer's disease induced by βA were investigated. The CMF extract group showed a significant inhibitory effect on the memory deficit on the mice with Alzheimer's disease induced by βA in the Morris water maze experiment. The CMF extract group suppressed the over-expression of IL-1β, TNF-α, IL-1β and TNF-α mRNA, ROS, MDA, CD68/GFAP in the mice with Alzheimer's disease induced by βA. The CMF extract reduced the infarction area of hippocampus, and controlled the injury of brain tissue in the mice with Alzheimer's disease induced by [3A. This study suggest that CMF may be effective for the prevention and treatment of Alzheimer's disease.

An Analysis on Prescribing Patterns of Alzheimer's Dementia Treatment and Choline Alfoscerate using HIRA Claims Data (건강보험 청구자료를 이용한 알츠하이머 치매 치료제와 콜린알포세레이트의 처방 양상 분석)

  • Hwang, Sang Goo;Park, Hyekyung
    • Korean Journal of Clinical Pharmacy
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    • v.29 no.1
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    • pp.1-8
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    • 2019
  • Background: Alzheimer's dementia is the most common dementia. However, recently, choline alfoscerate is prescribed for treating Alzheimer's dementia, although it is not a treatment for this disease. Purpose: To analyze the prescription patterns of choline alfoscerate as a dementia treatment for patients with Alzheimer's disease and to analyze, as well as the factors affecting choline alfoscerate prescription. Method: The 2016 HIRA-NPS data was used in this study. The code of Alzheimer's dementia is F00 in the ICD-10 disease classification code. We analyzed the demographic, clinical, and regional characteristics associated with donepezil, rivastigmine, galantamine, memantine, and choline alfoscerate prescriptions. All statistical and data analyse were conducted by SAS 9.4 and Excel. Results: For patients with Alzheimer's disease, choline alfoscerate was the second most prescribed after donepezil. Analysis results showed that choline alfoscerate was more likely to be prescribed to men than to women, and more likely to be prescribed by local health centers than by medical institutions. Moreover, choline alfoscerate was highly likely to be prescribed at neurosurgical departments, among medical departments. Conclusions: This study confirmed that choline alfoscerate was prescribed considerably for patients with Alzheimer's dementia. Further studies valuating its clinical validity should be performed to clarify whether choline alfoscerate prescription is appropriate for treating Alzheimer's dementia.

The Effects of Daejo-hwan(DJR) on the Alzheimer's Disease Model Induced by ${\beta}$-amyloid. (대조환(大造丸) 추출물이 ${\beta}$-amyloid로 유도된 Alzheimer's disease 병태(病態)모델에 미치는 영향)

  • Lee, Ji-In;Chung, Dae-Kyoo
    • Journal of Oriental Neuropsychiatry
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    • v.18 no.3
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    • pp.55-82
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    • 2007
  • Ohjective: This research investigates the effect of the DJR on Alzheimer's disease. Method: 1.The effects of the DJR extract on IL.-$1{\beta}$, IL-6, TNF-${\alpha}$, cox-2, and NOS-II mRNA of BV2 microglia cell line treated with LPS; 2. the behavior: 3. the infarction area of the hippocampus, and brain tissue injury in Alzheimer's diseased mice induced with ${\beta}$A were investigated. Result: 1. The DJR extract suppressed the expression of IL-$1{\beta}$, IL-6 and TNF-${\alpha}$ mRNA in BV2 microglia cell line treated with LPS. 2. The DJR extract suppressed the expression of IL-$1{\beta}$, IL-6, and TNF-${\alpha}$ protein production in BV2 microglia cell line treated with LPS. 3. For the DJR extract group a significant inhibitory effect on the memory deficit was shown for the mice with Alzheimer's disease induced by .${\beta}$A in the Moms water maze experiment, which measured stop-through latency, and distance movement-through latency. 4. The DJR extract suppressed the over-expression of IL-$1{\beta}$ protein, TNF-${\alpha}$ protein and CD68/CD11b, in the mice with Alzheimer's disease induced by ${\beta}$A 5. The DJR extract reduced the infarction area of hippocampus, and controlled the injury of brain tissue in the mice with Alzheimer's disease induced by ${\beta}$A. 6. The DJR extract reduced the tau protein, GFAP protein, and presenilin1/2 protein (immunohistochemistry) of hippocampus in the mice with Alzheimer's disease induced by ${\beta}$A. Conclusion: These results suggest that the DJR extract may he effective for the prevention and treatment of Alzheimer's disease. Investigation into the clinical use of the DJR extract for Alzheimer's disease of suggested for future research.

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A New Instrument for Early Detection of Alzheimer's Disease

  • Muraoka, Tetsuya;Nagata, Tomohiro
    • 제어로봇시스템학회:학술대회논문집
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    • 2003.10a
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    • pp.2362-2366
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    • 2003
  • The paper describes a new instrument for early detection of Alzheimer's disease. A new instrument for early detection of Alzheimer's disease is constructed on both the questionnaire for the investigation of living environment, and the lists for the functional tests of the sense, the physiology, and the left and right brains. When the medical doctor has made a diagnosis of Alzheimer's disease, the demented patient does not recover the indication adding available treatments. Then, the indication of a patient only takes a turn for the worse. For the demented patient can be kept his/her life style, Alzheimer's disease can make an early detection using a new instrument before a diagnosis of the dementia. And the indication of a demented patient can be delayed by the available medical treatments.

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Relationship Between Sleep and Alzheimer's Dementia (수면과 알츠하이머 치매의 관계)

  • Kyoung Hwan Lee;Ho Chan Kim
    • Sleep Medicine and Psychophysiology
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    • v.29 no.1
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    • pp.1-3
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    • 2022
  • Sleep is associated with Alzheimer's dementia. Many previous researches have shown that inadequate sleep is one of the risk factors that predict Alzheimer's dementia. The causal mechanism of this association is not clear. Slow wave sleep and REM sleep are critical stages in memory consolidation, and by sequential hypothesis both stages are important. Deposition of amyloid beta and tau, the main pathology of Alzheimer's dementia, are also associated with sleep. This review provides the association of sleep and Alzheimer's dementia, and future research is necessary to examine the specific mechanism of this association between sleep and Alzheimer's dementia, which may lead to an early intervention in sleep.

Indexes for Early Detection of Alzheimer's Disease

  • Muraoka, Tetsuya
    • 제어로봇시스템학회:학술대회논문집
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    • 2003.10a
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    • pp.2367-2371
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    • 2003
  • A new instrument for early detection of Alzheimer's disease is constructed from the investigative items with both the investigation of living environment, and the functional tests of the sense, the physiology, and the left and right brains. This paper describes the indexes obtained from the results of test using a new instrument for early detection of Alzheimer's disease. The indexes for early detection of Alzheimer's disease were obtained from the investigations of the living environment and the social adaptability, the functional tests of the sight and the hearing in the five senses, and the functional tests of left hemispheres in brain.

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Effects of Ginseng Radix plus Crataegi Fructus on the injury of brain tissue in the mice with Alzheimer's disease induced by ${\beta}$ amyloid peptide(${\beta}A$). (인삼산사복합방(人蔘山査複合方)이 Alzheimer성 치매 병태(病態) 생쥐의 뇌조직 손상에 미치는 효과)

  • Han, Sin-Hee;Kil, Gi-Jung
    • The Korea Journal of Herbology
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    • v.21 no.4
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    • pp.123-131
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    • 2006
  • Objectives : This research was investigated the effect of the Ginseng Radix plus Crataegi Fructus on the injury of brain tissue in the mice with Alzheimer's disease induced by ${\beta}A$. Methods : Observed a change of the injury of brain tissue and reduced the infarction area of hippocampus in the mice with Alzheimer's disease induced by ${\beta}A$. Results : 1. The Gin-CF extract reduced the infarction area of hippocampus, and controlled the injury of brain tissue in the mice with Alzheimer's disease induced by ${\beta}A$. 2. The Gin-CF extract reduced the Tau protein, GFAP protein, and presenilin1/presenilin2 protein (immunohistochemistry) of hippocampus in the mice with Alzheimer's disease induced by ${\beta}A$. Conclusion : These results suggest that the Ginseng Radix plus Crataegi Fructus extract may be effective for the prevention and treatment of Alzheimer's disease. Investigation into the clinical use of the Ginseng Radix plus Crataegi Fructus extract for Alzheimer's disease is suggested for future research.

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c-Jun N-terminal Kinase (JNK) induces phosphorylation of amyloid precursor protein (APP) at Thr668, in okadaic acid-induced neurodegeneration

  • Ahn, Ji-Hwan;So, Sang-Pil;Kim, Na-Young;Kim, Hyun-Ju;Yoon, Seung-Yong;Kim, Dong-Hou
    • BMB Reports
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    • v.49 no.7
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    • pp.376-381
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    • 2016
  • Several lines of evidence have revealed that phosphorylation of amyloid precursor protein (APP) at Thr668 is involved in the pathogenesis of Alzheimer's disease (AD). Okadaic acid (OA), a protein phosphatase-2A inhibitor, has been used in AD research models to increase tau phosphorylation and induce neuronal death. We previously showed that OA increased levels of APP and induced accumulation of APP in axonal swellings. In this study, we found that in OA-treated neurons, phosphorylation of APP at Thr668 increased and accumulated in axonal swellings by c-jun N-terminal kinase (JNK), and not by Cdk5 or ERK/MAPK. These results suggest that JNK may be one of therapeutic targets for the treatment of AD.

The Current Status about Alzheimer's Dementia in the Journal of Oriental Neuropsychiatry for Evidence Based Medicine (한방신경정신과 영역의 Alzheimer형 치매 관련 연구현황)

  • Kim, Tae-Yoon;Kum, Chang-Jun;Oh, Jae-Woo
    • Journal of Oriental Neuropsychiatry
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    • v.25 no.3
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    • pp.287-296
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    • 2014
  • Objectives: Alzheimer's Dementia is somewhat common in clinical stages, and there are many reports and papers regarding this subject. We explain the present state of Alzheimer's Dementia in JON (The Journal of Oriental Neuropsychiatry) for the benefits of clinical practice. Methods: We searched for articles in JON from 1990 to 2014 and selected ones that were related to Alzheimer's Dementia; then, we analyzed the data and placed it in four categories, like experimental study, case study, Clinical Data-Analysis study, and clinical trial. Results: 1) We found 47 articles relating to Alzheimer's Dementia in JON from 1997 to 2014: 41 experimental studies, 1 case study, 1 Clinical Data-Analysis study, and 4 Clinical trials. 2) There were Chung-kyung Acupuncture Method, Auricular acupuncture, and Cha-rak Acupuncture Method to treat Alzheimer's Dementia. 3) There were many additional treatments, like aroma therapy. 4) In the experimental study, they reported on several herbs, including herbal prescriptions that affected the suppression of related mRNAs and genes. 5) There were 4 clinical trials regarding herbal prescription that was effective for treating Alzheimer's Dementia. Conclusions: In JON, regarding Alzheimer's Dementia, the majority dealt with experimental studies. Therefore, we also have to expand our sight into other fields of study. We need more clinical trials and case studies for the treatment of Alzheimer's Dementia in Oriental Neuropsychiatry.