• Title/Summary/Keyword: 신경발달

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Genetics of Hereditary Peripheral Neuropathies (유전성 말초신경병의 유전학)

  • Cho, Sun-Young;Choi, Byung-Ok
    • Journal of Genetic Medicine
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    • v.6 no.1
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    • pp.25-37
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    • 2009
  • Hereditary peripheral neuropathies can be categorized as hereditary motor and sensory neuropathies (HMSN), hereditary motor neuropathies (HMN), and hereditary sensory neuropathies (HSN). HMSN, HMN, and HSN are further subdivided into several subtypes. Here, we review the most recent findings in the molecular diagnosis and therapeutic strategy for hereditary peripheral neuropathies. The products of genes associated with hereditary peripheral neuropathy phenotypes are important for neuronal structure maintenance, axonal transport, nerve signal transduction, and functions related to the cellular integrity. Identifying the molecular basis of hereditary peripheral neuropathy and studying the relevant genes and their functions is important to understand the pathophysiological mechanisms of these neurodegenerative disorders, as well as the processes involved in the normal development and function of the peripheral nervous system. These advances and the better understanding of the pathogenesis of peripheral neuropathies represent a challenge for the diagnoses and managements of hereditary peripheral neuropathy patients in developing future supportive and curative therapies.

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Review of the Neuroscientific Evidences for the People With Schizophrenia (조현병 환자의 신경과학적 근거에 대한 고찰)

  • Shin, Eun-Sik
    • Therapeutic Science for Rehabilitation
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    • v.2 no.1
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    • pp.5-12
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    • 2013
  • The purpose of this review is to address the flow of current neuroscientific researches and to provide for the clinicians with therapeutic evidences for schizophrenia which can help them clinical decision making. Since the very beginning, a lot of scientific studies about schizophrenia have been undertaken. In this review, I describes the evidences focused on development of schizophrenia including neurobiological dysfunction, neurodevelopmental model, Kalirin, and Brain-Derived Neurotrophic Factor(BDNF) and neuroanatomic abnormalities based on neuroimaging studies. In conclusion, schizophrenia influencing on broad impairment of human function such as activities of daily life, occupations, and relationships has been studied underlying causes and treatments, but still remained uncertainty. However, there are plenty of useful evidences available for the clinicians to make a good therapeutic choice.

The nervous system of Fibricola seoulensis by acetylcholinesterase histochemistry (Acetylcholinesterase 조직화학법으로 관찰한 Fibricola seoulensis 신경계의 분포)

  • 전은우;김창환
    • Parasites, Hosts and Diseases
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    • v.31 no.4
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    • pp.321-330
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    • 1993
  • F. seoulensis were obtained from artificially infected albino rats at 3, 4, 5, 6, 7 days after infection. The worms and metacercariae were washed in physiological saline solution, and fled with 10% neutral formalin. The acetylcholinesterase (AchE) stained by one histochemistry using acetylthiocholine iodide as substrate. Eserine, ism-OMPA and BW284C51 were used as inhibitors of AchE. The nervous system consists of three pairs longitudinal nerve trunks interconnected with excretory plexus in posterior half, and phinmc and oral sucker in anterior half of metacercariae and adults. The longitudinal nerve trunks are interconnected with transverse commissures and numerous circular commissures. Considerable numbers of circular commissures are interconnected with longitudinal nerve trunks tying on the surface of the worms. At each stage of juvenile worms, AchE and nonspecific cholinesterase activites were observed in the oral sucker, ventral sucker, pharynx and nerve system. Isoxymes of AchE in f seoderuts were separated into the two bands, 69 kDa and 132 kDa. The major band was 69 kDa.

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Establishment Status of the Mandatory Courses for the Qualification of Sensory Developmental Rehabilitation Specialist - Within Curriculums of Baccalaureate Occupational Therapy Programs (감각발달재활사 자격기준 관련 필수과목 개설현황 조사연구 - 4년제 작업치료학과를 중심으로)

  • Kim, Ji-Hyun
    • The Journal of Korean society of community based occupational therapy
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    • v.7 no.3
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    • pp.23-34
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    • 2017
  • Objective : The purpose of this study was to investigate establishment status of the mandatory courses designated by Ministry of Health & Welfare for qualification of sensory developmental rehabilitation specialist(SDRS), within curriculum of baccalaureate occupational therapy(BOT) programs in Korea Methods : This is a narrative study to investigate and analyze certain courses established in curriculums of all 4-years occupational therapy(OT) programs, which is 32 schools. Results : 1) The shared mandatory subject, 'Understanding Children with Disabilities(UDC)', has been established at 9 schools. For the branch mandatory subjects, 'Neuroscience(NS) or Neuroanatomy' has been established at all 32 schools, 'Sensory Processing Dysfunctions and Intervention(SPDI)' or 'Sensory Integration' has been established at 31 schools, and each of 'Assessment & Evaluation for Children(AEC)' and 'Practicum of Sensory Rehabilitation(PSR)' has been established 7 schools for same. 2) For the mandatory courses, all 32 schools were offering designated- and alternative courses of NS, SPDI, AEC, but there was no change in the number of schools offering the practicum course since there was no case of alterative for it. 3) In terms of general provision score, there were 4 schools for score 7, 4 schools for score 6, 2 schools for score 5, 1 schools for score 4, 2 schools for score 3, and 19 schools for score 2. Conclusion : Establishment of the mandatory courses required to the qualification of SDRS among the BOT programs in nation were investigated. Including alternative courses, all the branch mandatory courses except practicum course are established in all the 32 schools. However, the shared mandatory subject, UDC and the practicum subject were established in only few schools. In the provision level evaluation of BOT programs for the SDRS qualification, it is shown that many schools has been started the provision already but still many schools' curriculum did not reflect the willingness and accuracy well. For the schools planning successful accreditation in near future, it is recommended that they prioritize the establishment of the shared mandatory course and the practicum course since these two subjects are recognized as critical factors for that. In addition, it is also needed of comparative inspections for course title and syllabi based on the guideline provided by Ministry of Health & Welfare.

The relationship between PC educational puzzle game and early childhood intelligence development (PC 교육용 퍼즐 게임과 유아 지능 발달의 관계)

  • Shi, Han;Lee, Dong-Lyeor
    • Journal of Digital Convergence
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    • v.19 no.6
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    • pp.281-284
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    • 2021
  • The importance of early childhood education has increased and early childhood education has become an important part of the education industry. Scientific and rational early childhood education can effectively promote the development of children's intelligence and is very important for the development of physical and mental health. As a rich and diverse game, educational games have been widely used not only to improve children's sense of cooperation and thinking, but also to help children develop awareness of competition and rules. Stability and personality formation stimulate young children's brain development and expect children's intellectual improvement.

Intracerebral Hemorrhage Caused by Thrombosis of a Developmental Venous Anomaly with an Unusual Structure: A Case Report (특이한 구조의 뇌정맥발달기형 내 혈전증에 의해 생긴 뇌출혈: 증례 보고)

  • Sunhyang Lee;Dae Yoon Kim;Mi Kyung Kim;Hyun Jin Kim
    • Journal of the Korean Society of Radiology
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    • v.83 no.1
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    • pp.199-205
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    • 2022
  • Developmental venous anomalies (DVAs) are common intracranial vascular malformations and they are generally do not cause clinical complications. In cases showing DVA and hemorrhage, the hemorrhage is usually associated with adjacent cavernous malformations. Very few cases of intracerebral hemorrhage (ICH) caused by thrombosis in DVA have been reported in the literature. In this case report, we present an interesting case of a large ICH caused by thrombosis within a DVA with an unusual structure that may have potentiated the thrombosis.

Etiological Classification and Developmental Outcomes in Floppy Infants: A Single Tertiary Center Experience (늘어지는 영아 증후군의 진단적 분류와 발달 예후: 단일 3차 병원에서의 연구)

  • Park, Jung Min;Choi, Young Ha;Lee, Ha Neul;Chung, Hee Jung
    • Journal of the Korean Child Neurology Society
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    • v.26 no.4
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    • pp.189-196
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    • 2018
  • Purpose: Floppy infants or congenital hypotonia indicates decreased muscle tone in infants secondary to abnormalities of the central or the peripheral nervous system, or both. Previous literature classified its causes as those attributable to a central vs. peripheral origin; however, recent studies have introduced a newer classification describing a combined origin. We invenstigated floppy infants by applying the new etiological classification and reviewed the most common etiologies based on the age of presentation. We additionally reviewed the clinical characteristics, diagnoses, and the developmental outcomes in these infants. Methods: We retrospectively reviewed the electronic medical charts and recruited 116 infants diagnosed with floppy infant syndrome between January 2005 and December 2016 at Severance Children's Hospital. Among these infants, 66 with a confirmed diagnosis were reviewed for the etiological classification. Information regarding developmental outcomes was obtained via phone interviews with the infants' families. Results: Based on the new etiological classification, among 69 infants with a confirmed diagnosis, in 40 (34.5%) this syndrome was of central origin, in 19 (16.4%) of peripheral origin, and in 10 (8.6%) of combined origin. Prader-Willi syndrome, myotonic dystrophy, and spinal muscular atrophy were the most common disorders observed and combined hypotonia showed the poorest developmental outcome. Conclusion: The study states the importance of proper evaluation of etiological diagnosis and optimal intervention for developmental prognosis. The introduction of a new etiological group of combined hypotonia especially emphasizes regular monitoring and timely rehabilitative intervention in patients for the better quality of life in them as well as their caregivers.

석탄층을 협재한 연암을 대상으로 한 도로터널 시공사례

  • 김주화;김선기;신경진
    • Proceedings of the Korean Society for Rock Mechanics Conference
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    • 2002.10a
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    • pp.1-15
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    • 2002
  • 동복터널의 현장지질은 편마암과 석탄층(Coal Beds)이 협재된 암질이 매우 불량한 편암으로 구성되어 있으며, 설계 시에는 석탄층의 발달이 확인되지 않아 그 영향을 충분히 고려되지 않았다. 석탄층(두께 2~8m)은 편암의 Rock Cleavage와 같은 방향과 45~55도의 경사를 가지며 pinch out and swelling 형태로 발달이 불규칙하다. 하행선굴착 중 약 290m구간에 걸쳐 석탄층이 나타났으며, 90m 구간은 천단 및 측벽부에서 집중 발달되어 쳐대일변위가 20mm이상인 지점이 발생하는 등 상반굴착 시 111.2mm의 수평방향 내공변위가, 하반굴착 시에는 최대 127.8mm의 내공변위가 발생하였고 하반관통이후 수렴되었다. 내공변위 과다발생에 대한 대책으로 지보타입을 하향 조정하였고 측벽부는 하향 록볼트를 포함한 추가록볼트 보강을 실시하였다. 한편 터널 바닥부의 석탄층은 도로포장 후 침하문제가 예상되어 인버트를 기존 강지보공과 H-beam으로 연결.폐합한 후 콘크리트로 치환(140m구간)하여 추가변위를 최소화하였으며 무근콘크리트로 설계된 라이닝은 철근콘크리트 라이닝으로 변경 시공하였다.

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한국 유가공산업의 발전과 전망 - 조제분유

  • Jin, Hyeon-Seok
    • 한국유가공학회:학술대회논문집
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    • 2005.06a
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    • pp.125-133
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    • 2005
  • 전세계 많은 나라들은 조제분유를 특수 영양식품으로 분류하여 관리에 각별히 신경을 쓰고 있으며, CODEX에서는 첨가되는 거의 모든 성분을 모유에 들어 있는 것이어야 하며, 또한 과학적으로 안전성이 입증된 것만을 넣을 수 있도록 규정하고 있다. 이 때문에 분유 메이커들은 제품 개발을 위해 많은 모유 및 우유 성분에 관한 연구를 바탕으로 하여 모유의 조성에 맞추는 노력을 하고 있다. 국내산 분유는 외국 제품에 비해 면역 기능 향상, 항-알레르기 능력 향상, 뇌와 소화기관의 발달 등을 돕는 성분이 강화되어 있다. 현재 생명과학기술의 진보와 각종 신기술의 도입으로 모유 및 우유속의 극미량 성분까지 분리 정제가 가능함에 따라 다양한 기능성을 갖는 성분들이 상품화되고 있으며, 이를 이용해 조제분유를 개발하고 있다. 두뇌 발달 성분인 DHA, 아라키돈산 등과 면역기능 강화 성분인 뉴클레오타이드, 락토페린 등의 첨가 및 정장기능을 보이는 올리고당 등의 성분강화에서 이제는 뼈 성장 ${\cdot}$ 발달인자, 아토피 및 알레르기의 감소를 위해 가수분해물의 이용 등의 기능을 보강한 다양한 제품이 개발되어지고 있는 중이다.

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지속성 외래 복막투석으로 성공적으로 조절되고 있는 메칠말로닌산혈증 1례

  • Baek, Gyeong-Hun;Jin, Dong-Gyu
    • Journal of The Korean Society of Inherited Metabolic disease
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    • v.3 no.1
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    • pp.1-3
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    • 2003
  • 저자들은 예후가 좋지 않은 것으로 알려진 $mut^0$ type 메칠말로닌산혈증 환아를 지속적 외래 복막투석을 통해 신경학적 결손 없이 7세까지 정상 성장 발달을 이루도록 한 증례를 경험하였기에 보고하는 바이다.

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