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Self-checking Type, Repetitive, Education Efficacy for Temporomandibular Disorder Patients
Ok, Soo-Min,Kim, Kyung-Hee,Heo, Jun-Young,Ahn, Yong-Woo,Jeong, Sung-Hee Korean Academy of Orofacial Pain and Oral Medicine 2015 Journal of Oral Medicine and Pain Vol.40 No.2
Purpose: The purpose of this research was twofold: to compare the short-term efficacy of once-off education versus repetitive education (RE) of patients suffering from temporomandibular disorders (TMDs) and to determine whether there was any correlation amongst patient demographics, recommendation adherence degree and pain levels. Methods: A total of 848 patients with TMDs were enrolled. The control group consisted of patients who received a standard conservative treatment (STD) over at least 6 visits with education provided only during the first visit. The experimental group consisted of patients who received STD but had also been given RE (STD+RE). The RE was delivered through a standardized self-assessment questionnaire (SAQ) that was completed by the patient during each visit. Pain, which included maximum comfortable opening (MCO) of the mouth and limitation of mouth opening (LOM), was compared between the two groups. Behavior pattern and reported pain level changes in the group who used the SAQ were also analyzed. Results: The LOM was significantly improved in all of the experimental group patients (especially in females under 30 years of age, p<0.05). The MCO was significantly higher in females (p=0.029). All of the patients displayed improvements in their habits following RE, which resulted in a strong correlation with pain reduction. Adhering to the recommendations regarding questions 14 and 15 of the SAQ appeared to have the greatest effect on pain reduction. Conclusions: These results clearly demonstrate that RE is more effective than once-off education for TMD patients who are female or under 30 years of age.
Brachial-ankle PWV for predicting clinical outcomes in patients with acute stroke
Ahn, Kye Taek,Jeong, Jin-Ok,Jin, Seon-Ah,Kim, Mijoo,Oh, Jin Kyung,Choi, Ung-lim,Seong, Seok-Woo,Kim, Jun Hyung,Choi, Si Wan,Jeong, Hye Seon,Song, Hee-Jung,Kim, Jei,Seong, In-Whan Informa UK (Taylor Francis) 2017 Blood pressure Vol.26 No.4
Ahn Hye In,장현재,Kwon Ok-Kyoung,Kim Jung Hee,Oh Jae Hoon,Kim Seung-Ho,오세량,Han Sang-Bae,Ahn Kyung-Seop,Park Ji-Won 한국미생물·생명공학회 2023 Journal of microbiology and biotechnology Vol.33 No.4
The type three secretion system (T3SS) is a major virulence system of Pseudomonas aeruginosa (P. aeruginosa). The effector protein Exotoxin S (ExoS) produced by P. aeruginosa is secreted into the host cells via the T3SS. For the purpose of an experiment on inhibitors with regard to ExoS secretion, we developed a sandwich-type enzyme-linked immunosorbent assay (ELISA) system. Quercetin was selected because it has a prominent ExoS inhibition effect and also is known to have antiinflammatory and antioxidant effects on mammalian cells. In this study, we investigated the effects of quercetin on the expression and secretion of ExoS using ELISA and Western blot analysis methods. The results showed that the secretion of ExoS was significantly decreased by 10 and 20 μM of quercetin. Also, popB, popD, pscF, and pcrV which are composed of the T3SS needle, are reduced by quercetin at the mRNA level. We also confirmed the inhibitory effect of quercetin on cytokines (IL-6, IL-1β, and IL-18) in P. aeruginosa-infected H292 cells by real-time polymerase chain reaction (PCR) and ELISA. Collectively, quercetin inhibits the secretion of ExoS by reducing both ExoS production and the expression of the needle protein of T3SS. Furthermore, these results suggest that quercetin has the potential to be used as an anti-toxic treatment for the inflammatory disease caused by P. aeruginosa infection.
Detection of Oyster-Associated Norovirus by Microchip Electrophoresis of an Amplified cDNA
Ok-Hee Kim,Yeong-min Sin,Ki-Hyun Kim,Kun-sang Park,Dae-Byung Kim,Byung-Yoon Ahn,오호경 한국식품영양과학회 2007 Preventive Nutrition and Food Science Vol.12 No.2
Noroviruses, members of the family Caliciviridae, are often found in shellfish grown in polluted water and are emerging as a leading cause of foodborne disease worldwide. As the presence of norovirus in food commodities becomes an important medical and social issue, there are increasing needs for designing improved detection methods for the virus. In this study, we tested the Agilent 2100 Bioanalyzer for the analysis of norovirus DNA amplified from oyster samples. Microchip electrophoresis provided us with more accurate information, compared to conventional agarose gel electrophoresis, in the resolution and quantification of amplified products. The development of an improved method for food-associated noroviruses would contribute to a rapid identification of contaminated food and improve our understanding of the modes of food contamination and norovirus transmission.
Human adipose tissue-derived mesenchymal stem cells inhibit melanoma growth in vitro and in vivo.
Ahn, Jin-Ok,Coh, Ye-Rin,Lee, Hee-Woo,Shin, Il-Seob,Kang, Sung-Keun,Youn, Hwa-Young Potamitis Press 2015 Anticancer research Vol.35 No.1
<P>The effects of adipose tissue-derived mesenchymal stem cells (AT-MSCs) on the growth of human malignancies, including melanoma, are controversial and the underlying mechanisms are not yet-well understood. The aim of the present study was to investigate the in vitro and in vivo anti-tumor effects of human AT-MSCs on human melanoma.</P>