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Ji-Yun Yeo,Min-Woo Lee,Il-Kwon Park 한국응용곤충학회 2024 한국응용곤충학회 학술대회논문집 Vol.2024 No.04
The Euonymus defoliator moth, Pryeria sinica Moore (Lepidoptera: Zygaenidae), is a pest that causes considerable damage to the Euonymus genus, especially Euonymus alatus and Euonymus japonicus. The biological characteristics of P. sinica have been studied in China, Japan, Taiwan, and the United States, but there has been no research conducted on this species in Korea. Also, P. sinica has two dormant phases in each generation, one as eggs in winter and the other as pupae in summer. Our purposes are to study the biological characteristics of Korean populations of P. sinica and to examine the effects of temperature and photoperiod on summer diapause. The biological characteristics were investigated in laboratory conditions (25 ± 1 ℃, 65 ± 1% R.H., 16L:8D) and the number of eggs in an egg mass, developmental periods and mortality rate in each larvae stage, and adults’ life span were determined. The results showed that 190.7 ± 31.64 eggs were contained in one egg mass and it took 25.57 ± 0.61 days from 1st larval stage to the pre-pupal stage. P. sinica has 4 larval stages and each stage took 4.28 ± 0.21, 6.2 ± 0.55, 6.02 ± 0.68, and 8.93 ± 0.88 days. The mortality rate of larvae peaked at 22.5% in 3rd larval stage. The adults’ life span was 4.67 ± 0.97 days in males and 4.61 ± 1.82 days in females. To study summer diapause, we divided pupae into 4 groups. Both low temperature and short daytime were effective in shortening the pupal stage. The pupal stage was the shortest in group D (122.12 ± 1.24 days), in which the initial condition was 25 ℃-16L:8D and the altered condition was 16 ℃ -12L:12D, and the longest in group A (161.92 ± 3.15 days, 25 ℃-16L:8D). These data could be utilized to propose the optimal timing for controlling the population of P. sinica.
고위험군 인유두종바이러스 검출에 있어 AMPLICOR HPV Test와 Hybrid Capture 2 Assay의 비교
윤여민 ( Yeo Min Yun ),김수녕 ( Soo Nyung Kim ),차윤정 ( Yun Jeong Cha ),박수경 ( Soo Kyung Park ),이선주 ( Sun Joo Lee ),주성홍 ( Sung Hong Joo ),손인숙 ( In Sook Sohn ),이지영 ( Ji Young Lee ),권한성 ( Han Sung Kwon ),송은영 ( E 대한산부인과학회 2008 Obstetrics & Gynecology Science Vol.51 No.6
Objective: The purpose of this study was to determine the efficacy of the AMPLICOR HPV test in comparison with the Hybrid Capture 2 (HC2) test in detecting HR HPV. Methods: One hundred and fifty-three consecutive women attending the Colposcopy Clinic were included and cervical scrape specimens were tested for the presence of 13 HR HPV genotypes by both AMPLICOR HPV test and HC2 assay. Results: The prevalence of HR HPV was 53/153 (34.6%) and 52/153 (34.0%) by AMPLICOR HPV test and HC2 assay, respectively. When discordant results were observed between AMPLICOR HPV test and HC2 assay, we used the HPV genotyping DNA chip and DNA sequence analysis, as reference standards. Concordant results were obtained for 128 (83.7%) of the 153 samples (Cohen`s kappa=0.63, p<0.001). The genotyping showed that no HR HPV was detected in the 10 AMPLICOR negative HC2 positive samples, while HR HPV genotype was found in 3/13 (23.1%) AMPLICOR positive HC2 negative samples. The detection rates of HR HPV with AMPLICOR HPV test and HC2 assay were 38.7% and 48.4%, respectively, in CIN1; 95.0% and 100%, respectively, in CIN3/cancer. HPV positivity of AMPLICOR HPV test and HC2 assay increased linearly with the increasing grade of cytology or histology (p<0.001). In detecting high grade (CIN2+) lesions, sensitivities were 90.9% (CI, 75.9~97.0%), 95.5% (CI, 81.9~99.0%), respectively, for AMPLICOR HPV test and HC2 assay (p=1.00). The specificities of AMPLICOR HPV test and HC2 assay were 72.7% (CI, 64.3~79.8%) and 69.3% (CI, 60.7~76.7%), respectively (p=0.75). Conclusions: AMPLICOR HPV test is comparable to HC2 assay for detection of HR HPV, with similar sensitivity and specificity in detecting CIN2+ lesions. AMPLICOR HPV test can be considered clinically useful for detection of HR HPV. However, more data are clearly needed on the performance of AMPLICOR HPV test as a screening tool.
Significance of chitinase-3-like protein 1 in the pathogenesis of inflammatory diseases and cancer
Yu Ji Eun,Yeo In Jun,Han Sang-Bae,Yun Jaesuk,Yun Jaesuk,Yong Yoon Ji,Lim Young-soo,Kim Tae Hun,Son Dong Ju,Hong Jin Tae 생화학분자생물학회 2024 Experimental and molecular medicine Vol.56 No.-
Chitinase-3-like protein 1 (CHI3L1) is a secreted glycoprotein that mediates inflammation, macrophage polarization, apoptosis, and carcinogenesis. The expression of CHI3L1 is strongly upregulated by various inflammatory and immunological diseases, including several cancers, Alzheimer’s disease, and atherosclerosis. Several studies have shown that CHI3L1 can be considered as a marker of disease diagnosis, prognosis, disease activity, and severity. In addition, the proinflammatory action of CHI3L1 may be mediated via responses to various proinflammatory cytokines, including tumor necrosis factor-α, interleukin-1β, interleukin-6, and interferon-γ. Therefore, CHI3L1 may contribute to a vast array of inflammatory diseases. However, its pathophysiological and pharmacological roles in the development of inflammatory diseases remain unclear. In this article, we review recent findings regarding the roles of CHI3L1 in the development of inflammatory diseases and suggest therapeutic approaches that target CHI3L1.
Yeo-bin Park,Chang Beohm Ahn,Yun-Leong Park,Ji-Won Baek,Won-Ho Kong,Bo-Sung Kim,Bong-ho Lee,Sun-hee Jang,Choon-ho Song,Hyun-min Yoon,Cheol-hong Kim 대한침구의학회 2021 대한침구의학회지 Vol.38 No.1
The aim of this case report was to observe the effects of intra-articular hominis placenta pharmacopuncture (HPP). Based on the medical records patients who received intra-articular treatment or received acupoint pharmacopuncture treatment, a comparison was made. There were 35 patients who were hospitalized for degenerative osteoarthritis of the knee joint from the 1 st October 2019 to 26 th September 2020. There were 14 patients who were treated with HPP in the intra-articular joint space (Group A), and 14 patients who were treated with HPP at specific acupoints (Group B). The outcome effects were measured using the Korean Western Ontario and Mc (KWOMAC) the visual analog scale (VAS) before the first treatment, and after the fifth treatment. The KWOMAC (p < 0.001) and the VAS scores (p < 0.001) in Groups A and B significantly improved after treatment compared with before treatment. When comparing Group A improvement with Group B improvement using the KWOMAC there was no statistically significant difference however, when using the VAS scores, Group A treatment was statistically more effective compared with Group B (p = 0.002). This study indicated that HPP may be an effective treatment for knee osteoarthritis. Moreover, intra-articular HPP may be more effective than acupoint HPP for knee osteoarthritis.
Ji Misuk,Kim Kwang-Rae,Kim Hyun-Ki,Lee Woochang,Yun Yeo-Min,Chun Sail,Min Won-Ki 대한진단검사의학회 2022 Annals of Laboratory Medicine Vol.42 No.6
Background: Anti-Müllerian hormone (AMH) is one of the most reliable markers of ovarian reserve. Automated AMH assays are widely used in clinical laboratories, but reference intervals for the Elecsys AMH assay for Asian populations have not yet been determined. We aimed to determine reference intervals in healthy Korean women. Methods: The study included 1,450 women aged 19 to 54 years who participated in the Korea National Health and Nutrition Examination Survey between 2013 and 2016. The study participants were divided into seven 5-year age groups. AMH and progesterone concentrations were measured using Roche Elecsys assays, and bone morphogenetic protein-15 (BMP15) was genotyped for the detection of major variants. Age group-specific reference intervals for AMH were established as recommended by the CLSI EP28-A3c guidelines. Results: The mean age was 37.4 years. AMH concentrations decreased with increasing age, especially after 40 years, with the median AMH decreasing from 30.9 pmol/L in participants of 19–24 years to 0.071 pmol/L in participants of 50–54 years. The mid-95 percentile AMH reference intervals decreased from 7.93–81.21 pmol/L in participants of 19– 24 years to 0.07–3.86 pmol/L in participants of 50–54 years. Disease-associated BMP15 variants were not detected. Conclusions: We determined Elecsys AMH assay reference intervals in healthy Korean women. The results may provide basic information for the interpretation of AMH concentrations and assessment of ovarian reserve in Korean women.