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Acupotomy for scapulohumeral periarthritis
Chang-qing Guo,Shi Ning Ma,Xin Yi Fu,Quan Gui Wang,Mira Lee 대한침구의학회 2020 대한침구의학회지 Vol.37 No.4
Background: Scapulohumeral periarthritis causes pain and stiffness, and limits movement but it is a treatable condition. This was a clinical study of acupotomy treatment for scapulohumeral periarthritis. Methods: There were 80 patients randomly assigned to the traditional Chinese Medicine group (acupotomy) and the Western medicine group (naproxen), with 40 cases in each group. All patients had adjunct physiotherapy exercises for 14 days. Patients received acupotomy treatment 3 times for 14 days (Day 0, 7 and 14) or naproxen (0.22 g capsule; a non-steroidal anti-inflammatory drug) 3 times a day, for 14 days. The visual analogue scale (VAS) scores, range of motion (ROM) values, and the Melle scale, together with the therapeutic standard of diseases and syndromes in traditional Chinese Medicine were used for diagnosis and evaluation. Results: There were significant differences in the VAS scores, ROM, Melle scores, cure rate and total effective rate in the group which took naproxen and the acupotomy group, before and after treatment (p < 0.01). There were significant differences in the changes in VAS, ROM and Melle scores between the 2 groups (p < 0.01), and the acupotomy group was better than the naproxen group. Conclusion: Traditional Chinese Medicine and Western medicine can improve functional activity and reduce the level of pain experienced by patients suffering from scapulohumeral periarthritis. However, improvement of functional activity of the shoulder joint following acupotomy treatment was more obvious than the use of a non-steroidal anti-inflammatory drug, and the cure rate, and total effective rate of acupotomy was better.
Cong, Pei-Qing,Song, Eun-Sook,Kim, Eui-Sook,Li, Zhao-Hua,Zhang, Yong-Hua,Lee, Jang-Mi,Yi, Young-Joo,Park, Chang-Sik 충남대학교 형질전환복제돼지연구센터 2007 논문집 Vol. No.10
This study was carried out to investigate the effects of cryoprotectants, warming solution and removal of lipid on open pulled straw vitrification (OPS) method of porcine embryos produced by nuclear transfer (NT) of fetal fibroblasts. All solutions used during vitrification were prepared with holding medium consisting of 25 mM Hepes buffered TCM199 medium containing 20% fetal bovine serum (FBS) at 38.5℃. The blastocysts derived from NT with or without lipid were vitrified in each medium of different concentrations of dimethyl sulfoxide (DMSO) and ethylene glycol (EG). Also, blastocysts after cryopreservation were warmed into different concentrations of sucrose in warming solution. The optimal concentrations of cryoprotectants in vitrification solution were 10% DMSO + 10% EG in vitrification solution 1 (VS1) and 20% DMSO + 20% EG in vitrification solution 2 (VS2). The optimal concentrations of sucrose were 0.3 M sucrose in warming solution 1 (WS1) and 0.15 M sucrose in warming solution 2 (WS2). Lipid removal from oocytes before NT enhanced the viability of NT embryos after vitrification. Our results show that use of the OPS method in conjunction with lipid removal provides effective cryopreservation of porcine nuclear transfer embryos.
Cong, Pei-Qing,Song, Eun-Sook,Kim, Eui-Sook,Li, Zhao-Hua,Zhang, Yong-Hua,Lee, Jang-Mi,Yi, Young-Joo,Park, Chang-Sik The Korean Society of Animal Reproduction 2007 Reproductive & developmental biology Vol.31 No.2
This study was carried out to investigate the effects of cryoprotectants, warming solution and removal of lipid on open pulled straw vitrification (OPS) method of porcine embryos produced by nuclear transfer (NT) of fetal fibroblasts. All solutions used during vitrification were prepared with holding medium consisting of 25 mM Hepes buffered TCM199 medium containing 20% fetal bovine serum (FBS) at $38.5^{\circ}C$. The blastocysts derived from NT with or without lipid were vitrified in each medium of different concentrations of dimethyl sulfoxide (DMSO) and ethylene glycol (EG). Also, blastocysts after cryopreservation were warmed into different concentrations of sucrose in warming solution. The optimal concentrations of cryoprotectants in vitrification solution were 10% DMSO + 10% EG in vitrification solution 1 (VS1) and 20% DMSO + 20% EG in vitrification solution 2 (VS2). The optimal concentrations of sucrose were 0.3 M sucrose in warming solution 1 (WS1) and 0.15 M sucrose in warming solution 2 (WS2). lipid removal from oocytes before NT enhanced the viability of NT embryos after vitrification. Our results show that use of the OPS method in conjunction with lipid removal provides effective cryopreservation of porcine nuclear transfer embryos.
Park, Chang-Sik,Yi,Young-Joo,Li, Zhao-Hua,Kim, Eui-Sook,Song, Eun-Sook,Kim, Hong-Bin,Cong, Pei-Qing,Lee, Jang-Mi 충남대학교 형질전환복제돼지연구센터 2007 논문집 Vol. No.10
This study was designed to analyze boar sperm to compare motility, acrosome morphology, viability and ATP by various preservation methods between Duroc boar A with cold shock resistance sperm and Duroc boar B with cold shock sensitivity sperm. Semen volume, sperm concentration, motility and normal acrosome between Duroc boar A and B did not show any differences within 2 h after collection. There were no differences on sperm motility and normal acrosome between boar A and B at 1 day of preservation at 17℃ and 4℃, respectively. But sperm motility and normal acrosome from 2 day of preservation at 17℃ and 4℃, respectively, were higher on boar A than boar B. The frozen-thawed sperm motility and normal acrosome were higher on boar A than on boar B. The sperm viability and ATP concentration according to storage period of liquid semen at 17℃ and 4℃ were higher on boar A than on boar B. Also, the sperm viability and ATP concentration of frozen-thawed semen were higher on boar A than on boar B. In conclusion, we found out that the original quality of boar semen with cold shock resistance sperm played an important role.
이의경,김형진,이호근,Li, Yi-Qing,Kim, Hyung-Jin,Lee, Ho-Geun National Information Society Agency 2022 정보화정책 Vol.29 No.3
One of the interesting social phenomena in short-form video platforms is the hashtag challenge wherein ordinary users are encouraged to create by imitating short viral videos on a particular theme. Despite the increasing popularity of hashtag challenges, theoretical discussion on related user behavior is still very insufficient. In this study, we attempted to examine the impact of micro-influencers in order to understand users' willingness to participate in hashtag challenges. For this purpose, the para-social interaction theory and imitation behavior literature were adopted as key theoretical basis. In an empirical investigation using 243 survey data from TikTok users, our study found that a user's illusion of intimacy with a micro-influencer (i.e., para-social interaction) had significant positive impact on the intention to participate in a hashtag challenge. This study also showed that the degree of para-social interaction in a short-form video platform was determined by both media content-related factors and media character-related factors (i.e., content attractiveness, physical attractiveness, and attitude homophily). Our work in this study provided significant theoretical and practical implications on how to leverage micro-influencers for the success of hashtag challenges in a short-form video platform.