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The effects of benzene and toluene on leukotactin-1-induced migration of EoL-1 cells
Song, Bo-Bae,Yang, Eun-Ju,Kim, Bo-Mi,Lee, Ji-Sook,Yun, Chi-Young,Im, Yang-Bin,Kim, In-Sik 대한독성유전단백체학회 2011 Molecular & cellular toxicology Vol.7 No.2
Benzene and toluene are volatile organic compounds (VOCs) that are produced from various building materials and may lead to sick building syndrome. In addition, these materials exert cytotoxic and carcinogenic effects in immune cells. To understand the effects of VOCs on immunological regulation, we investigated the effects of VOCs on cell migration in response to CC chemokines such as leukotactin-1 (Lkn -1), monocyte chemoattractant protein-1 (MCP-1), eotaxin, $MIP-1{\alpha}$ and RANTES in human eosinophilic leukemia EoL-1 cells. VOCs exerted no cytotoxicity against EoL-1 cells at concentrations ranging from $0.1\;{\mu}M$ to $50\;{\mu}M$. A chemotaxis assay was conducted to evaluate the cell movement. The assay revealed that benzene and toluene differentially increased the migration of EoL-1 cells in response to Lkn-1, but not MCP-1, eotaxin, $MIP-1{\alpha}$ or RANTES. The expression of CCR1 and CCR3 binding to Lkn-1 were not altered by benzene and toluene. Additionally, the increased cell migration due to benzene and toluene was inhibited by PD98059, SB202190 and SP600125. Benzene and toluene also induced the phosphorylation of ERK, p38 mitogen-activated protein kinase (p38 MAPK) and JNK in a time-dependent manner. Overall, benzene and toluene influenced Lkn-1-induced migration of human eosinophilic cells via activation of MAPKs. These results suggest that benzene and toluene play a role as risk factors in the regulation of immune response. Furthermore, these findings provide a role for VOCs in the immunological processes involved in indoor air pollution-induced diseases.
Comparison between Right and Left Upper Arms in Detection of Hypertension
Song, Bo Mi,Kim, Hyeon Chang,Shim, Jee-Seon,Kang, Dae Ryong The Korean Society of Cardiology 2019 Korean Circulation Journal Vol.49 No.3
<P><B>Background and Objectives</B></P><P>This study aimed to investigate the right-left arm difference in detection of hypertension in the general Korean population.</P><P><B>Methods</B></P><P>This study analyzed data from the Cardiovascular and Metabolic Disease Etiology Research Center cohort. Study population was 2,103 people who were aged 30 to 64 years old, without history of major cardiovascular diseases, and did not use antihypertensive medication. Brachial blood pressures (BPs) were measured for both arms using an automated oscillometric device equipped with 2 cuffs for simultaneous double-arm measurements. Systolic and diastolic blood pressures (SBP and DBP) were measured 3 times, and the average value was used in the analysis. Overall hypertension was defined as elevated blood pressure (SBP/DBP ≥140/90 mmHg) at the arm with higher value, while right-arm or left-arm hypertension was defined as elevated BP at each arm. Sensitivity was calculated as the number of each-arm hypertension divided by the number of overall hypertension.</P><P><B>Results</B></P><P>Overall 8.6% of the population had hypertension at either arm, while 7.8% had right-arm hypertension, 7.2% had left-arm hypertension, and 6.4% had both arms hypertension. The sensitivity for the detection of hypertension was 90.6% when BP was measured only at right arm, and 83.4% when measured only at left arm. Corresponding sensitivity were 87.9% and 87.1% in men, and 95.4% and 76.9% in women.</P><P><B>Conclusions</B></P><P>Single-arm measurements, compared to double-arm measurements, may underestimate the prevalence of hypertension. However, if double-arm measurements are unavailable, right arm is preferred for measurement of BP, especially in women.</P>
Kang, Bo Mi,Park, Hae Ryun,Lee, Young Mi,Song, Kyung Hee 한국영양학회 2017 Journal of Nutrition and Health Vol.50 No.6
Purpose: Food intake of COPD patients decreases because of appetite loss, depression, and breathing problems while eating, which increase the likelihood of patients becoming malnourished. This study investigated the nutrient intake and dietary quality of people with and without COPD in Korea. Methods: There were 2,160 adults aged 50 and over who participated in the 5~6<SUP>th </SUP>Korea National Health and Nutrition Examination Survey. The subjects were divided into the COPD group and non-COPD group according to the rate of forced expiratory volume at 1 second (FEV1) against forced vital capacity (FVC). Consumption of food and nutrients were calculated based on the nutrition examination survey. Statistical analyses were conducted using SPSS 19.0. Results: Among individuals in their 50s, intake of vitamin B1 in the COPD group was significantly less than the NCOPD group, while intake of sodium in the COPD group was significantly greater than the NCOPD group. Among individuals in their 60s, the energy intake of the COPD group was significantly less than that of the NCOPD group. The COPD group showed significantly less intake of vitamin B1 and vitamin C, but greater intake of sodium than the NCOPD group. In the group aged 70 and over, The COPD group had significantly less intake of vitamin B1 than the NCOPD group and showed lower nutrient adequacy ratio values in protein, vitamin B1, vitamin B2, and iron than the NCOPD group. Conclusion: The COPD group consumed less energy and certain nutrients, and their dietary quality was poor compared to the NCOPD group. Thus, more detailed research is required to understand the concrete relationship between COPD and malnutrition.
Jung Bo-Mi,Hyun Su-Mi,Yoon Bo-Hyun,Song Jye-Heon,Kim Kyungmin,Kim Hyoung-Yeon,Oh Deuk-Sil,Lee Seok-Myun 대한우울조울병학회 2023 우울조울병 Vol.21 No.1
Background: This study aimed to investigate the effect of a forest healing program on psychological and physiological changes in employees exposed to work-related stress. Methods: This study included 38 employees whose workplaces were located in Naju and Jeonnam. They were given a set of forest healing programs. They completed self-rating scales to assess changes in anxiety, depression, and workrelated stress. Salivary cortisol levels, electroencephalography changes, and photoplethysmography components were also assessed. The mean differences in these parameters before and after treatment were analyzed. Results: The mean ages of male and female employees were different (p<0.010). After controlling for age as a covariate, all variables were examined for main and sex-associated effects using two-way repeated measures analysis of variance. Although the mean changes in saliva cortisol levels were significantly lower after treatment, the sex-associated and interaction effects were found to be insignificant. Conclusion: Although the short-term forest healing program did not provide notable results, it may have beneficial effects on certain psychological and physiological aspects. Further studies are warranted to determine the feasibility of the forest healing program as a suitable stress management strategy for employees
기능적 팔뻗기 중심의 상지 훈련이 편마비 환자의 체간조절과 일상생활동작수행능력에 미치는 영향
송보경 ( Bo Kyung Song ),정상미(교신저자) ( Sang Mi Chung ),김미영 ( Mi Young Kim ) 대한신경치료학회 2011 신경치료 Vol.15 No.1
Purpose In this study, we were trying to find out effect of improved trunk control and ADL performance through upper limb training as functional reaching in the upper limb. Method We selected 12 stroke patients randomly in hospital, who have a problem with their upper limb, trunk and ADL performance. But we excluded 1 stroke patient to discharge in study period suddenly. The patients were divided into conservative training group and the functional reaching training group. In conservative group, we applied only general occupational therapy, but in functional reaching training group, we applied upper limb training as functional reaching instead of general occupational therapy. To compare each group we used several assessment tools such as MBI, total TIS, static TIS, dynamic TIS and coordinative TIS. Result We reached out results as follows. 1) In functional reaching training group, there was statistically reliable in total TIS, dynamic TIS, MB!. 2) We compared changes in before and after training and found that there was relationship among assessment outcomes. Especially, static TIS showed relationship on both group. Conclusion Functional reaching training has influences on trunk control and ADL performance. Especially, functional reaching training group offered static trunk control ability more than conservative training group.
나보미 ( Bo Mi Na ),송창주 ( Chang Ju Song ),김미정 ( Mi Jung Kim ) 대한주산의학회 2006 Perinatology Vol.17 No.2
목적 : 본 연구는 재태 기간 35+0주에서 36+6주 사이의 준만삭아에서 흔히 발생하는 문제들을 조사 하고, 이들에 대한 적절한 관리 기준을 마련하는데 도움이 되고자 하였다. 방법 : 2003년 1월부터 2004년 12월까지 충북대병원에서 출생한 준만삭아 113명과 만삭아 138명을 대상으로 후향적으로 의무 기록을 조사하였다. 결과 : 준만삭아군에서 만삭아군에 비해 낮은 아프카 점수를 보였으나 분만 방식과 남녀비에는 두군 간에 차이가 없었으며, 준만삭아의 산모에서 조기양막파수와 자간전증이 많았다. 준만삭아군은 만삭아군에 비해 황달(46.0% vs. 11.6%), 호흡곤란(20.4% vs. 10.9%), 수유장애(19.5% vs. 5.8%), 수액요법, 패혈증 진단을 위한 검사, 예방적 항생제 치료 등에서 높은 빈도를 보였으나, 저혈당증, 무호흡, 저체온, 패혈증의 빈도는 두군 간에 차이가 없었다. 준만삭아군에서 만삭아군에 비해 신생아 중환자실 입원(68% vs. 28%)과 퇴원 지연(60% vs. 27%)이 많았으며, 재원 기간(7.77±5.63일 vs. 4.67±3.17일)도 길었다(p<0.001). 결론 : 준만삭아는 만삭아에 비해 더 많은 임상적 문제들을 가지며 이로 인하여 퇴원이 지연되거나 재입원하는 경우가 많았다. 따라서 준만삭아에 대해 만삭아와 차별화된 관리기준과 진료지침의 수립이 필요할 것이며, 아기나 산모의 건강 때문이 아니라면 임신 35~36주에 의도적, 선택적으로 유도 분만하는 것은 피해야 할 것으로 사료된다. Objective: To document the common medical problems and clinical outcomes of near-term infants who were delivered between 35+0 and 36+6 weeks of gestation, in order to promote optimal health outcomes for these infants. Methods: We performed a retrospective review of medical records of 113 near-term infants and 138 term infants as control, who were born at Chungbuk national university hospital in 2003~2004. Results : When compared with term infants, near-term infants had a significantly lower Apgar scores (7.7 vs. 8.7 at 1 minute) and higher frequency of prolonged rupture of membrane (19.8% vs. 6.7%), preeclampsia (20.9% vs. 4.4%), jaundice (46.0% vs. 11.6%), respiratory distress (20.4% vs. 10.9%), feeding problems (19.5% vs. 5.8%), intravenous fluid infusion (63.7% vs. 24.6%), diagnostic work-up for possible sepsis (68.1 % vs. 26.1 %), and use of antibiotics (58.4% vs. 22.5%). There were no differences in frequency of cesarean section, hypoglycemia, hypothermia and clinical sepsis. More near-term infants were admitted to the neonatal intensive care unit (68% vs. 28%) and delayed in discharge home (60% vs. 27%) with longer hospital stay (7.77±5.63 days vs. 4.67±3.17 days). Conclusion : Near-term infants showed significantly more neonatal problems and longer and repeated hospital stays than full-term infants. Optimal care guidelines for near-term infants including scrupulous monitoring for the development of early complications and meticulous follow-up after discharge need to be developed.