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유전자 감별 기법을 이용한 재배 및 유통 백수오 기원 판별
문병철,김호경 한약정보연구회 2014 한약정보연구회지 Vol.2 No.1
Accurate authentication of herbal drugs is always required to distinguish the official herbal medicine from intentional and inadvertent adulteration with other plant species. Morphological and histochemical authentication are usually applied but they are not precise enough to authenticate these herbal materials which are possibly substituted or adulterated by plants with similar shapes and tissue structure. Therefore, molecular authentication methods were developed from DNA manipulation techniques including comparative analysis of molecular markers and sequencing of specified genes has been applied to the authentication of medicinal materials. To authenticate the origin of diverse herbal types for Cynanchi Wilfordii Radix (Baekshuoh in Korean and Beishuwu in Chinese) in species levels, we applied SCAR markers using multiplex-PCR. The multiplex-SCAR amplifications was provided by a key tools for the identification of correct species in varied herbal materials of Baekshuoh. Therefore, a well-established molecular discrimination marker is a rapid, reliable, and efficient method for the identification of medicinal plant species and the standardization of inauthentic herbal medicines.
문병철,박철웅,박인성,김은상,정진명,한종우 대한신경외과학회 1995 Journal of Korean neurosurgical society Vol.24 No.2
The authors analyzed 52 patients with traumatic cervical fracture and distocation admitted to the department of neurosurgery, Gyeongsang National university Hospital between July, 1989 and December, 1993. The most common age group was 21-30 years old, and 46 were male. The most frequent cause of injury was motor vehicle accident. High cervical injuries were 11 cases and mid-low cervical injuries were 41 cases. 34 cases had surgical intervention by anterior approach with bone graft only(5), anterior approach with bone graft and instrumentation(9), posterior approach with wiring and bone graft(18) and total laminectomy(2). The others had conservative treatment and immobilized by traction(9), Halo-vest(8) or neck collar(1) The average period of immobilization of conservatively treated patients was 9.7 weeks , anterior approach without instrumentation was 9 weeks and posterior approach was 5.4 weeks, but patients who treated by anterior approach with instrumentation keep soft collar only. At final follow-up, no significant differences were noted between surgically and conservatively treated group but initial neurologic state correlates with prognosis, independent of modality of treatment. Thus the surgical intervention does not significantly influence the prognosis of the patient but shortens the duration of postoperative immobilization.
DNA 바코드 및 유전자은행 정보 분석을 통한 환제(丸劑)의 구성약재 감별
문병철,서보영,오혜현 한약정보연구회 2014 한약정보연구회지 Vol.2 No.2
The herbal pill is usually made into several kinds of herbal medicines and supplementary excipients, such as starch, wheat flour, and honey. However, the verification of correct constituents of herbal pill is very difficult because it is composed of powders mixed with diverse herbal medicines. To determine the material composition of an unknown herbal pill, we analyzed DNA barcode sequences and NCBI GenBank nucleotide database on trial. Among the several DNA barcodes, nuclear ribosomal RNA gene internal transcribed spacer 2 region (ITS2) amplified sufficient PCR products to analyze the nucleotide sequences and provided valuable informations to determine the constituents of herbal pill on GenBank blast search. These valuable information is enough to estimate approximately the main herbal medicines as well as excipients. Therefore, we suggest DNA barcode sequence analysis depending on the GenBank database as a tool of quality control method with chemical analysis for herbal pills.