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Electroacupuncture for migraine protocol for a systematic review of controlled trials
Chu, Hongmin,Seo, Jihye,Kim, Cheolhyun,Moon, Yeonju,Kang, Dae Gill,Lee, Ho Sub,Sung, Kang-Keyng,Lee, Sangkwan Williams & Wilkins Co 2018 Medicine Vol.97 No.17
<P><B>Abstract</B></P><P><B>Background and Objective:</B></P><P>A migraine is one of the primary headache disorders. Acupuncture has been widely used to treat migraine. Furthermore, electroacupuncture (EA) treatment has been also used to treat migraine. However, there has been no systematic review by assessing efficacy and safety of EA on migraine. This protocol is developed to conduct a systematic review and meta-analysis to evaluate the evidences related to the effectiveness and safety of EA on migraine.</P><P><B>Methods and analysis:</B></P><P>This protocol follows the guideline according to the Preferred Reporting Items for Systematic reviews and Meta-Analysis Protocol and registered on the International Prospective Register of Systematic Reviews (PROSPERO). The following seven databases will be searched from their inception to September 2016: Medline, the Cochrane Central Register of Controlled Trials (CENTRAL), EMBASE, OASIS, the Korean Traditional Knowledge Portal, the Korean Medical Database and the China National Knowledge Infrastructure (CNKI). This Systemic review will include only the randomized controlled clinical trials (RCTs) of acupuncture therapy on migraine. We will perform data extraction, study selection, assessment with risk of bias and data analysis. The primary outcomes of this study are headache pain intensity and the total treatment effective rate. And this protocol study for systematic reviews, the approval of IRB was not required.</P><P><B>Ethics and dissemination:</B></P><P>This systematic review will not need ethical approval, because it doesn’t involve human beings. We will publish this systematic review electronically in a peer-reviewed journal. This systematic review will give healthcare practitioners good practical guide and information for treating migraine.</P><P><B>Systematic review registration:</B></P><P>PROSPEROCRD42018085099</P>
Sang-Ho Chu,Wenzhu Jiang,Joong-Hyoun Chin,Hee-Jong Koh 한국육종학회 2012 한국육종학회 심포지엄 Vol.2012 No.07
Heterosis describes the increased performance of F1 hybrid plants in terms of increased biomass, yield, vegetative growth rate, and tolerance against biotic and abiotic stresses as compared with their inbred parents. Two sets of rice materials, 166 RILs derived from a cross between Milyang 23 (Korean indica-type rice) and Tong 88-7 (japonica Rice), and BC1F1 hybrids derived from crosses between the RILs and the female parent, Milyang 23, were produced to identify QTLs for heterosis of yield and yield-related traits. The QTLs were detected from three different phenotype data sets including the RILs, BC1F1 hybrids, and mid-parental heterosis data set. A total of 57 QTLs were identified for nine traits. Of eight QTLs detected for yield heterosis, five overlapped with other heterosis QTLs for yield-related traits such as spikelet number per panicle, days to heading, and spikelet fertility. Four QTLs for yield heterosis, gy1.1, py6, gy10, and py11, were newly identified in this study. We identified a total of 17 EpQTLs for yield heterosis that explain 21.4 ~ 59.0 % of total phenotypic variation, indicating that epistatic interactions may play an important role in heterosis.
Effect of local anesthesia on pulpal blood flow in mechanically stimulated teeth
Chu, Wan-Sik,Park, Seung-Ho,Ahn, Dong-Kuk,Kim, Sung-Kyo 大韓齒科保存學會 2006 Restorative Dentistry & Endodontics Vol.31 No.4
에피네프린을 함유한 국소마취제가 치수혈류량에 미치는 영향을 관찰하고, 이 국소마취가 와동 형성에 의해 야기되는 치수의 혈류변화에 미치는 영향을 평가하고자 전신마취된 아홉 마리의 고양이 견치에서 1 : 100,000 에피네프린이 함유된 2% 리도카인 용액으로의 국소 침윤마취 전후 및 와동형성 전후의 치수혈류를 laser Doppler flowmetry (Periflux4001, Perimed Co., Sweden)를 사용하여 측정하고 paired t-test로 통계분석하였다. 상아질 와동의 형성은 치수혈류의 현저한 증가를 초래하였다 (p < 0.05). 에피네트린을 함유한 리도카인의 침윤마취는 치수혈류를 유의하게 감소시켰다 (p < 0.05). 국소마취한 치아에서는 마취도지 않은 치아에 비해 와동형성시 유의하게 적은 치수혈류의 증가를 나타내었다 (p < 0.05). 따라서 본 연구에서는 혈관수축제를 포함한 국소마취가 와동 형성에 의해 초래되는 혈류량의 증가를 효과적으로 억제 할 수 있음을 보여주고 있다. The aims of the study were to evaluate the effect of epinephrine-containing local anesthetics on pulpal blood flow (PBF) and to investigate its effect on cavity preparation-induced PBF change. PBF was recorded using a laser Doppler flowmeter (Perimed Co., Sweden) from canines of nine cats under general anesthesia before and after injection of local anesthetics and after cavity preparation. 2% lidocaine hydrochloride with 1 : 100,000 epinephrine was administered by local infiltration given apical to the mandibular canine at the vestibular area and the same volume of isotonic saline was injected on the contralateral tooth as a control. A round carbide bur was operated at slow speed with isotonic saline flushing to grind spherical cavities with increasing depth through the enamel and into the dentin on both teeth. The obtained data was analyzed with paired t-test. Cavity preparation caused significant increase of PBF (n = 9, p < 0.05). Local infiltration of lidocaine with epinephrine resulted in decreases of PBF (n = 9, p < 0.05), whereas there was no significant change of PBF with the physiologic saline as a control. Cavity preparation on tooth anesthetized with lidocaine with epinephrine caused significantly less increase of PBF than in control tooth (p < 0.05). Therefore, the result of the present study demonstrates that local infiltration of 2% lidocaine with 1 : 100,000 epinephrine effectively reduces PBF increase caused by cavity preparation. 〔J Kor Acad Cons Dent 31(4):257-262, 2006〕
Chu, Hongmin,Joo, Seongsu,Kim, Jinyoung,Kim, Jae Kyoun,Kim, Cheolhyun,Seo, Jihye,Kang, Dae Gill,Lee, Ho Sub,Sung, Kang-Keyng,Lee, Sangkwan Williams & Wilkins Co 2018 Medicine Vol.97 No.25
<P><B>Abstract</B></P><P><B>Introduction:</B></P><P>Assessments of the range of motion (ROM) in human joints have been widely used to evaluate the joint condition. Although maker based motion capture system is the most popular and practical method in the clinical field, there have been limitations such as the relatively long time required in procedure or influence of attached markers on natural movement. Recently, markerless motion capture systems have been actively developed due to their relatively lower cost and convenience for installation. The POM-Checker (Team Elysium Inc., Seoul, Rep of Korea), a markerless motion capture system, was developed with new algorithms to assess the ROM in human joints. However, the measure of the POM-Checker has not been compared with a golden-standard device in evaluating the ROM in the human joints. So we developed a protocol to evaluate the validation and reliability of the POM-Checker in measuring the shoulder ROM. This study will also provide a standard procedure to measure the shoulder ROM with the POM-Checker and 3D motion analysis system simultaneously.</P><P><B>Methods/design:</B></P><P>This protocol is for a single institution comparative study to evaluate the validity and reliability of POM-Checker. Six participants will be recruited. We will measure the angles of shoulder abduction and flexion with POM-Checker and 3D motion analysis system simultaneously. The primary outcome is the angles of shoulder abduction and flexion.</P><P><B>Discussion:</B></P><P>This will be the first study to analyze the validity and reliability of POM-Checker in measuring shoulder ROM. Although the sample size of this study is small, it may not influence on the results conclusively, because the measures are very precise numerical angles. Furthermore, the angles of shoulder movements will be measured with both devices simultaneously.</P><P><B>Conclusion:</B></P><P>The results of the study will be helpful to find out the validity and reliability of a new developed ROM measure device, POM-Checker, by comparison with a golden standard system, 3D motion capture system, in measuring the shoulder ROM. It will also contribute to use of the POM-Checker in measuring the ROMs in many human joints</P>