1.Innovative use of a commercial product (Biomagic) for odor reduction, harmful bacteria inhibition, and immune enhancement in pig farm
Abdul Wahab AKRAM ; Hae-Yeon CHO ; Evelyn SABA ; Ga-Yeong LEE ; Seung-Chun PARK ; Sung Dae KIM ; Yong Gu HAN ; Man Hee RHEE
Korean Journal of Veterinary Research 2024;64(4):e32-
The global increase in livestock production has correspondingly intensified farm odors due to harmful bacteria, reduced immunity, and disease progression. In this study, we treated feces with Biomagic-Enzyme complex for 4 months to understand the relationship between farm odor, immunity against common viral diseases, immune cytokines, and changes in the microbiota. A gas meter (MultiRAE) was used to measure ammonia (NH3) and hydrogen sulfide (H2S) while odor intensity and offensiveness were characterized by the non-objective scaling method. A complete blood count was performed and plasma was obtained after blood centrifugation at 3,000 rpm for 20 minutes. The cytokine profile was evaluated using commercial kits. Microbial DNA was extracted and purified from fecal samples to analyze the microbiota. Microbial DNA and viral RNA/DNA were obtained from fecal samples and amplified to determine the expression of transmissible gastroenteritis virus (TGEV), porcine reproductive and respiratory syndrome (PRRS), and porcine circovirus type 2 (PCV2). Our results indicated that Biomagic reduced odor nuisance by decreasing ammonia levels, resulting in faint and fairly offensive odor intensity. After the enzyme treatment, Escherichia coli populations significantly reduced across all 3 farms. In contrast, beneficial Lactobacillus spp. levels remained stable, indicating the enzyme selectively targeted harmful bacteria while preserving beneficial ones. The beneficial Lachnospiraceae, Spirochaetaceae, and Bacteroidaceae were found to be higher in the third month of treatment. TGEV was not detected, while PRRS and non-pathogenic PCV2 showed a positive infection rate. In conclusion, Biomagic reduced ammonia, prevented viral infection from pig farms, and improved gut-beneficial bacteria and microbiota.
2.Impact of the Utilization Gap of the Community-Based Smoking Cessation Programs on the Attempts for Quitting Smoking between Wonju and Chuncheon Citizen
Kyung-Yi DO ; Kwang-Soo LEE ; Jae-Hwan OH ; Ji-Hae PARK ; Yun-Ji JEONG ; Je-Gu KANG ; Sun-Young YOON ; Chun-Bae KIM
Journal of Agricultural Medicine & Community Health 2024;49(1):37-49
Objectives:
This study aimed to explore whether there are differences in smoking status between two regions of Wonju-City and Chuncheon-City, Gangwon State, and to determine whether the experience of smoking cessation programs in the region affects quit attempts.
Methods:
The study design was a cross-sectional study in which adults aged 19 and older living in two cities were surveyed using a pre-developed mobile app to investigate social capital for smoking cessation, and a total of 600 citizens were participated, including 310 in Wonju-City and 290 in Chuncheon-City.The statistical analysis was conducted using chi-square test and logistic regression analysis.
Results:
Wonju-City had a higher prevalence of current smoking than Chuncheon-City. Among smoking cessation programs operated by local public health centers, Wonju-City had a lower odds ratio for experience with smoking cessation education than Chuncheon-City (OR=0.52, 95% CI=0.33 to 0.81). When examining the effect of smoking cessation program experience on quit attempts, in Wonju-City, citizens who had completed smoking cessation education and used a smoking cessation clinic were more likely to attempt to quit than those who had not (OR=2.31 and OR=2.29, respectively). In Chuncheon-City, citizens who were aware of smoking cessation support services were 2.26 times more likely to attempt to quit smoking than those who were not, but statistical significance was not reached due to the small sample size.
Conclusion
Therefore, healthcare organizations in both regions should develop more practical intervention strategies to increase smokers' quit attempts, reduce smoking rates in the community, and address regional disparities.
3.Innovative use of a commercial product (Biomagic) for odor reduction, harmful bacteria inhibition, and immune enhancement in pig farm
Abdul Wahab AKRAM ; Hae-Yeon CHO ; Evelyn SABA ; Ga-Yeong LEE ; Seung-Chun PARK ; Sung Dae KIM ; Yong Gu HAN ; Man Hee RHEE
Korean Journal of Veterinary Research 2024;64(4):e32-
The global increase in livestock production has correspondingly intensified farm odors due to harmful bacteria, reduced immunity, and disease progression. In this study, we treated feces with Biomagic-Enzyme complex for 4 months to understand the relationship between farm odor, immunity against common viral diseases, immune cytokines, and changes in the microbiota. A gas meter (MultiRAE) was used to measure ammonia (NH3) and hydrogen sulfide (H2S) while odor intensity and offensiveness were characterized by the non-objective scaling method. A complete blood count was performed and plasma was obtained after blood centrifugation at 3,000 rpm for 20 minutes. The cytokine profile was evaluated using commercial kits. Microbial DNA was extracted and purified from fecal samples to analyze the microbiota. Microbial DNA and viral RNA/DNA were obtained from fecal samples and amplified to determine the expression of transmissible gastroenteritis virus (TGEV), porcine reproductive and respiratory syndrome (PRRS), and porcine circovirus type 2 (PCV2). Our results indicated that Biomagic reduced odor nuisance by decreasing ammonia levels, resulting in faint and fairly offensive odor intensity. After the enzyme treatment, Escherichia coli populations significantly reduced across all 3 farms. In contrast, beneficial Lactobacillus spp. levels remained stable, indicating the enzyme selectively targeted harmful bacteria while preserving beneficial ones. The beneficial Lachnospiraceae, Spirochaetaceae, and Bacteroidaceae were found to be higher in the third month of treatment. TGEV was not detected, while PRRS and non-pathogenic PCV2 showed a positive infection rate. In conclusion, Biomagic reduced ammonia, prevented viral infection from pig farms, and improved gut-beneficial bacteria and microbiota.
4.Innovative use of a commercial product (Biomagic) for odor reduction, harmful bacteria inhibition, and immune enhancement in pig farm
Abdul Wahab AKRAM ; Hae-Yeon CHO ; Evelyn SABA ; Ga-Yeong LEE ; Seung-Chun PARK ; Sung Dae KIM ; Yong Gu HAN ; Man Hee RHEE
Korean Journal of Veterinary Research 2024;64(4):e32-
The global increase in livestock production has correspondingly intensified farm odors due to harmful bacteria, reduced immunity, and disease progression. In this study, we treated feces with Biomagic-Enzyme complex for 4 months to understand the relationship between farm odor, immunity against common viral diseases, immune cytokines, and changes in the microbiota. A gas meter (MultiRAE) was used to measure ammonia (NH3) and hydrogen sulfide (H2S) while odor intensity and offensiveness were characterized by the non-objective scaling method. A complete blood count was performed and plasma was obtained after blood centrifugation at 3,000 rpm for 20 minutes. The cytokine profile was evaluated using commercial kits. Microbial DNA was extracted and purified from fecal samples to analyze the microbiota. Microbial DNA and viral RNA/DNA were obtained from fecal samples and amplified to determine the expression of transmissible gastroenteritis virus (TGEV), porcine reproductive and respiratory syndrome (PRRS), and porcine circovirus type 2 (PCV2). Our results indicated that Biomagic reduced odor nuisance by decreasing ammonia levels, resulting in faint and fairly offensive odor intensity. After the enzyme treatment, Escherichia coli populations significantly reduced across all 3 farms. In contrast, beneficial Lactobacillus spp. levels remained stable, indicating the enzyme selectively targeted harmful bacteria while preserving beneficial ones. The beneficial Lachnospiraceae, Spirochaetaceae, and Bacteroidaceae were found to be higher in the third month of treatment. TGEV was not detected, while PRRS and non-pathogenic PCV2 showed a positive infection rate. In conclusion, Biomagic reduced ammonia, prevented viral infection from pig farms, and improved gut-beneficial bacteria and microbiota.
5.Status of delivery room continuous positive airway pressure in very preterm infants in China
Chun CHEN ; Dan DANG ; Xinyue GU ; Juan DU ; Lee Shoo K. ; Lizhong DU ; Yun CAO ; Wenhao ZHOU ; Siyuan JIANG ; Chuanzhong YANG ; Jianguo ZHOU
Chinese Journal of Perinatal Medicine 2024;27(12):1007-1014
Objective:To investigate the current status, trends, and differences among institutions in the application of delivery room continuous positive airway pressure (DRCPAP) for very preterm infants treated in the institutions in the Chinese Neonatal Network (CHNN). Also, to explore the impact of DRCPAP on the outcomes of very preterm infants in China.Methods:A retrospective cohort study was conducted. Based on the CHNN very preterm infant cohort, very preterm infants (gestational ages ranging from 25 weeks +0 to 31 weeks +6) born in-hospital and treated in 79 tertiary neonatal intensive care units (NICUs) participating in the CHNN from 2019 to 2021 were included. The usage rates of DRCPAP in different hospitals, as well as gestational ages and years, were described. Data were analyzed using the Chi-square test (or Fisher's exact test) or t-test. A multivariate logistic regression model was established to explore the correlation between DRCPAP and clinical outcomes. Results:(1) A total of 18 048 very preterm infants were included. Among them, 3 666 (20.3%) received DRCPAP, and 14 382 (79.7%) did not. (2) The usage rate of DRCPAP for very preterm infants among different institutions is from 0.0% to 94.5%. Fourteen institutions did not use DRCPAP, and 55 institutions had a usage rate below 30%. The usage rate of DRCPAP in very preterm infants increased annually, from 13.8% (818/5 916) in 2019 to 26.0% (1 583/6 097) in 2021 ( χ2trend=122.00, P<0.001). (3) The DRCPAP group had higher rates of maternal assisted reproductive technology pregnancy, chorioamnionitis, a full course of antenatal corticosteroids, gestational diabetes, fetal distress, antenatal magnesium sulfate use, and cesarean delivery compared to the non-DRCPAP group [20.3% (744/3 665) vs. 17.6% (2 529/14 369), χ2=14.45; 23.0% (695/3 021) vs. 16.4% (1 956/11 926), χ2=72.57; 57.1% (2 090/3 660) vs. 54.3% (7 766/14 302), χ2=9.55; 23.0% (844/3 669) vs. 20.7% (2 969/14 342), χ2=9.77; 8.7% (319/3 666) vs. 7.0% (1 006/14 371), χ2=12.51; 87.1% (3 186/3 657) vs. 82.0% (11 736/14 312), χ2=81.38; 63.5% (2 327/3 664) vs. 60.7% (8 722/14 369), χ2=9.59; all P<0.05]. While the incidence of hypertensive disorders of pregnancy and the proportion of infants not using antenatal corticosteroids were lower in the non-DRCPAP group [17.1% (626/3 660) vs. 22.6% (3 183/14 084), χ2=44.70; 14.2% (520/3 661) vs. 19.7% (2 814/14 284), χ2=57.34; all P<0.05]. The DRCPAP group had lower birth weight and gestational age, higher 1 min and 5 min Apgar scores, and lower neonatal transport stabilization index scores [(1 308±314) g vs. (1 325±315) g, t=2.90; (29.5±1.7) weeks vs. (29.7±1.6) weeks, t=3.96; (7.9±1.8) scores vs. (7.6±1.9) scores, t=-9.80; (9.0±1.1) scores vs. (8.7±1.3) scores, t=-13.01; (11.0±9.4) scores vs. (13.1±9.8) scores, t=11.31; all P<0.05]. The incidence of early-onset sepsis was higher in the DRCPAP group than in the non-DRCPAP group [1.8% (68/3 578) vs. 1.3% (193/14 296), adjusted OR (95% CI): 1.417 (1.028-1.955)], while the rates of tracheal intubation within 72 hours, PS use, invasive mechanical ventilation, mortality, admission hypothermia, grade Ⅲ-Ⅳ intracranial hemorrhage, and stage≥3 ROP were all lower in the DRCPAP group compared to the non-DRCPAP group [22.6% (830/3 666) vs. 36.9% (5 310/14 374), adjusted OR (95% CI): 0.499 (0.448-0.555); 53.1% (1 947/3 666) vs. 58.3% (8 388/14 377), adjusted OR (95% CI): 0.764 (0.697-0.836); 30.1% (1 104/3 662) vs. 43.9% (6 307/14 366), adjusted OR (95% CI): 0.539 (0.487-0.595); 7.4% (274/3 666) vs. 10.6% (1 526/14 342), adjusted OR (95% CI): 0.709 (0.601-0.836); 57.5% (2 103/3 657) vs. 66.5% (9 501/14 287), adjusted OR (95% CI): 0.722 (0.661-0.788); 3.0% (101/3 366) vs. 5.9% (763/12 932)], adjusted OR (95% CI): 0.525 (0.412-0.669); 2.2% (65/2 954) vs. 3.3% (367/11 121), adjusted OR (95% CI): 0.692 (0.505-0.947); all P<0.05]. There were no statistically significant differences between the two groups in the incidence rates of BPD at a corrected gestational age of 36 weeks, patent ductus arteriosus ligation, spontaneous intestinal perforation, and pneumothorax. Conclusions:Domestically, the application of DRCPAP might be related to a decrease in the demand for invasive ventilation, the use of surfactants, and mortality, but it might not reduce the occurrence of bronchopulmonary dysplasia, at a corrected gestational age of 36 weeks. In recent years, the use of DRCPAP in very premature infants in China has increased, but the overall usage rate is still low, and there are significant differences between units, requiring continuous quality improvement.
6.Impact of the Utilization Gap of the Community-Based Smoking Cessation Programs on the Attempts for Quitting Smoking between Wonju and Chuncheon Citizen
Kyung-Yi DO ; Kwang-Soo LEE ; Jae-Hwan OH ; Ji-Hae PARK ; Yun-Ji JEONG ; Je-Gu KANG ; Sun-Young YOON ; Chun-Bae KIM
Journal of Agricultural Medicine & Community Health 2024;49(1):37-49
Objectives:
This study aimed to explore whether there are differences in smoking status between two regions of Wonju-City and Chuncheon-City, Gangwon State, and to determine whether the experience of smoking cessation programs in the region affects quit attempts.
Methods:
The study design was a cross-sectional study in which adults aged 19 and older living in two cities were surveyed using a pre-developed mobile app to investigate social capital for smoking cessation, and a total of 600 citizens were participated, including 310 in Wonju-City and 290 in Chuncheon-City.The statistical analysis was conducted using chi-square test and logistic regression analysis.
Results:
Wonju-City had a higher prevalence of current smoking than Chuncheon-City. Among smoking cessation programs operated by local public health centers, Wonju-City had a lower odds ratio for experience with smoking cessation education than Chuncheon-City (OR=0.52, 95% CI=0.33 to 0.81). When examining the effect of smoking cessation program experience on quit attempts, in Wonju-City, citizens who had completed smoking cessation education and used a smoking cessation clinic were more likely to attempt to quit than those who had not (OR=2.31 and OR=2.29, respectively). In Chuncheon-City, citizens who were aware of smoking cessation support services were 2.26 times more likely to attempt to quit smoking than those who were not, but statistical significance was not reached due to the small sample size.
Conclusion
Therefore, healthcare organizations in both regions should develop more practical intervention strategies to increase smokers' quit attempts, reduce smoking rates in the community, and address regional disparities.
7.Innovative use of a commercial product (Biomagic) for odor reduction, harmful bacteria inhibition, and immune enhancement in pig farm
Abdul Wahab AKRAM ; Hae-Yeon CHO ; Evelyn SABA ; Ga-Yeong LEE ; Seung-Chun PARK ; Sung Dae KIM ; Yong Gu HAN ; Man Hee RHEE
Korean Journal of Veterinary Research 2024;64(4):e32-
The global increase in livestock production has correspondingly intensified farm odors due to harmful bacteria, reduced immunity, and disease progression. In this study, we treated feces with Biomagic-Enzyme complex for 4 months to understand the relationship between farm odor, immunity against common viral diseases, immune cytokines, and changes in the microbiota. A gas meter (MultiRAE) was used to measure ammonia (NH3) and hydrogen sulfide (H2S) while odor intensity and offensiveness were characterized by the non-objective scaling method. A complete blood count was performed and plasma was obtained after blood centrifugation at 3,000 rpm for 20 minutes. The cytokine profile was evaluated using commercial kits. Microbial DNA was extracted and purified from fecal samples to analyze the microbiota. Microbial DNA and viral RNA/DNA were obtained from fecal samples and amplified to determine the expression of transmissible gastroenteritis virus (TGEV), porcine reproductive and respiratory syndrome (PRRS), and porcine circovirus type 2 (PCV2). Our results indicated that Biomagic reduced odor nuisance by decreasing ammonia levels, resulting in faint and fairly offensive odor intensity. After the enzyme treatment, Escherichia coli populations significantly reduced across all 3 farms. In contrast, beneficial Lactobacillus spp. levels remained stable, indicating the enzyme selectively targeted harmful bacteria while preserving beneficial ones. The beneficial Lachnospiraceae, Spirochaetaceae, and Bacteroidaceae were found to be higher in the third month of treatment. TGEV was not detected, while PRRS and non-pathogenic PCV2 showed a positive infection rate. In conclusion, Biomagic reduced ammonia, prevented viral infection from pig farms, and improved gut-beneficial bacteria and microbiota.
8.Impact of the Utilization Gap of the Community-Based Smoking Cessation Programs on the Attempts for Quitting Smoking between Wonju and Chuncheon Citizen
Kyung-Yi DO ; Kwang-Soo LEE ; Jae-Hwan OH ; Ji-Hae PARK ; Yun-Ji JEONG ; Je-Gu KANG ; Sun-Young YOON ; Chun-Bae KIM
Journal of Agricultural Medicine & Community Health 2024;49(1):37-49
Objectives:
This study aimed to explore whether there are differences in smoking status between two regions of Wonju-City and Chuncheon-City, Gangwon State, and to determine whether the experience of smoking cessation programs in the region affects quit attempts.
Methods:
The study design was a cross-sectional study in which adults aged 19 and older living in two cities were surveyed using a pre-developed mobile app to investigate social capital for smoking cessation, and a total of 600 citizens were participated, including 310 in Wonju-City and 290 in Chuncheon-City.The statistical analysis was conducted using chi-square test and logistic regression analysis.
Results:
Wonju-City had a higher prevalence of current smoking than Chuncheon-City. Among smoking cessation programs operated by local public health centers, Wonju-City had a lower odds ratio for experience with smoking cessation education than Chuncheon-City (OR=0.52, 95% CI=0.33 to 0.81). When examining the effect of smoking cessation program experience on quit attempts, in Wonju-City, citizens who had completed smoking cessation education and used a smoking cessation clinic were more likely to attempt to quit than those who had not (OR=2.31 and OR=2.29, respectively). In Chuncheon-City, citizens who were aware of smoking cessation support services were 2.26 times more likely to attempt to quit smoking than those who were not, but statistical significance was not reached due to the small sample size.
Conclusion
Therefore, healthcare organizations in both regions should develop more practical intervention strategies to increase smokers' quit attempts, reduce smoking rates in the community, and address regional disparities.
9.Innovative use of a commercial product (Biomagic) for odor reduction, harmful bacteria inhibition, and immune enhancement in pig farm
Abdul Wahab AKRAM ; Hae-Yeon CHO ; Evelyn SABA ; Ga-Yeong LEE ; Seung-Chun PARK ; Sung Dae KIM ; Yong Gu HAN ; Man Hee RHEE
Korean Journal of Veterinary Research 2024;64(4):e32-
The global increase in livestock production has correspondingly intensified farm odors due to harmful bacteria, reduced immunity, and disease progression. In this study, we treated feces with Biomagic-Enzyme complex for 4 months to understand the relationship between farm odor, immunity against common viral diseases, immune cytokines, and changes in the microbiota. A gas meter (MultiRAE) was used to measure ammonia (NH3) and hydrogen sulfide (H2S) while odor intensity and offensiveness were characterized by the non-objective scaling method. A complete blood count was performed and plasma was obtained after blood centrifugation at 3,000 rpm for 20 minutes. The cytokine profile was evaluated using commercial kits. Microbial DNA was extracted and purified from fecal samples to analyze the microbiota. Microbial DNA and viral RNA/DNA were obtained from fecal samples and amplified to determine the expression of transmissible gastroenteritis virus (TGEV), porcine reproductive and respiratory syndrome (PRRS), and porcine circovirus type 2 (PCV2). Our results indicated that Biomagic reduced odor nuisance by decreasing ammonia levels, resulting in faint and fairly offensive odor intensity. After the enzyme treatment, Escherichia coli populations significantly reduced across all 3 farms. In contrast, beneficial Lactobacillus spp. levels remained stable, indicating the enzyme selectively targeted harmful bacteria while preserving beneficial ones. The beneficial Lachnospiraceae, Spirochaetaceae, and Bacteroidaceae were found to be higher in the third month of treatment. TGEV was not detected, while PRRS and non-pathogenic PCV2 showed a positive infection rate. In conclusion, Biomagic reduced ammonia, prevented viral infection from pig farms, and improved gut-beneficial bacteria and microbiota.
10.Atrial fibrillation fact sheet in Korea 2024(part 1): epidemiology of atrial fibrillation in Korea
So‑Ryoung LEE ; Daehoon KIM ; Sung Ho LEE ; Woo‑Hyun LIM ; Kwang Jin CHUN ; Won‑Seok CHOE ; Hyo‑Jeong AHN ; Kyung‑Yeon LEE ; JungMin CHOI ; Bong‑Seong KIM ; Kyung‑Do HAN ; Eue‑Keun CHOI
International Journal of Arrhythmia 2024;25(3):13-
Background and objectives:
This study aimed to analyze and present updated trends in atrial fibrillation (AF) epidemiology within the Korean population, providing a foundation for planning and implementing appropriate management and treatment strategies for patients with AF.
Patients and methods:
We used the Korean National Health Insurance Service database to evaluate the prevalence, incidence, comorbidities, and clinical adverse outcomes of patients with AF in Korea between 2013 and 2022.
Results:
AF prevalence in Korean adults aged ≥ 20 years doubled (1.1 to 2.2%) between 2013 and 2022, with significant increases observed across various sex and age groups. Similarly, the number of newly diagnosed patients with AF per year increased steadily, with the incidence rising from 184 to 275 per 100,000 person-years, particularly among older populations. Over this period, the mean age of patients with AF increased from 67.7 to 70.3 years, and comorbidities prevalence and CHA2DS2-VASc score rose significantly, indicating a higher stroke risk. Compared with patients without AF, AF was associated with an increased risk of mortality (hazard ratio [HR]: 1.78), ischemic stroke (HR: 2.39), major bleeding (HR: 2.10), myocardial infarction (HR: 1.44), and heart failure admission (HR: 2.42).
Conclusion
AF prevalence and incidence have steadily increased between 2013 and 2022, with a more pronounced increase in older patients. Patients with AF are increasingly becoming a high-risk population and are at increased risk of clinical adverse outcomes compared to non-AF patients. Therefore, a sustained national effort to improve AF awareness and comprehensive care quality for patients with AF is required.

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