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進行性 筋 Dystrophy : Duchenne 型 6例經驗을 中心으로 An Report of Six Cases of Duchenne Type
安華鏞,尹承鎬,崔昌度 최신의학사 1969 最新醫學 Vol.12 No.5
Progressive muscular dystrophy is a primary degenerative disease of skeletal muscles without evidence of regeneration. Since Aran reported on progressive muscular dystrophy in 1850, many authors have studied this disease clinically and experimentally. This disease causes a bilateral and symmetrical distribution of muscular atrophy. Males are more commonly affected in the ratio of 6:1. The characteristic laboratory findings are increased "creation of creatine and decreased creatinine in the urine. The microscopic findings in ;the muscle fibers consist of swelling, fragmentation, atrophy and degeneration by vacuolation or granular degeneration. Fat cells accumulate in the large amounts between the musclefibers. During the last several years, many studies have been attempted in order to determine the basic pathology in the aspect of; 1. histopathological problems, 2. histochemistry and biochemistry 3. serum enzyme activity. Although various remedies have been used clinically and experimentally to treat the disease. No significant results, however, have been reported. Recently the importance of physical therapy has been emphasized and in addition psychological, emotional, educational and occupational aspects should be considered.
영지버섯과 아까시흰구멍버섯의 판별을 위한 미토콘드리아 유전체 기반 InDel 마커 개발
안화용,구현조,김은경,정지란,나경주 한국약용작물학회 2023 한국약용작물학회지 Vol.31 No.5
Background: Ganoderma lucidum and Perenniporia fraxinea are morphologically similar, mak- ing them difficult to distinguish when cut into pieces or powdered. Ganoderma lucidum is a more effective medicinal mushroom than P. fraxinea, but it is expensive, so there is a strong possibility that similar shaped mushrooms are mixed and sold together. Therefore, molecular biological mark- ers that can differentiate G. lucidum from P. fraxinea are needed. Methods and Results: We selected two polymorphic insertion-deletion (InDel) sites and one poly- morphic InDel site from the cox1 and rnl genes within the mitochondrial DNA, respectively, and designed primers using flanking sequences that surrounded these polymorphic sites. We performed a polymerase chain reaction (PCR) to validate these markers. Three InDel markers were developed to differentiate between G. lucidum and P. fraxinea: GlPf_INDEL01, GlPf_INDEL02, and GlP- f_INDEL04. Conclusions: The three InDel markers developed in this study combined with a simple PCR anal- ysis easily distinguished G. lucidum from P. fraxinea.