1.Trivalent fowl adenovirus vaccine (serotype-4/8b/11) provides efficient protection with long duration of immunity
Dam-Hee PARK ; Kyeong-Cheol MIN ; Na-Ri KIM ; Sung-Sik YOO ; Injoong YOON ; Jongseo MO
Journal of Veterinary Science 2026;27(3):e28-
Objective:
This study evaluated a novel trivalent inactivated FAdV vaccine containing antigens from FAdV-4, 8b, and 11.
Methods:
An SD1356-like FAdV-8b strain, representing newly emerging variants in Asia and the Middle East, was included as an immunogen. Prior to vaccination-challenge trials, pathogenicity of FAdV-4, 8b, and 11 was assessed in chickens via oral, intramuscular, and intravenous routes. These models were used to determine the minimum protective dose.Cross-neutralization assays were performed using sera from monovalent vaccinations for each serotype. Duration of immunity was evaluated in specific pathogen-free chickens following a single vaccine dose.
Results:
Intravenous challenge produced the highest mortality across all serotypes, including the relatively low-pathogenic FAdV-11. A vaccine dose of 107.0TCID50 /bird induced strong neutralizing antibody responses and provided complete protection against virulent strains.Sera showed no cross-neutralization between heterologous serotypes, emphasizing the necessity of multivalent formulations. Protective antibody titers were maintained up to 78 weeks of age.
Conclusions
and Relevance: The trivalent vaccine provides effective protection against predominant FAdV-4, 8b, and 11 strains. These findings support the use of multivalent vaccines to achieve broad and sustained immunity against emerging FAdV infections in poultry.
2.Factors associated with the timely diagnosis of malaria and the utilization of types of healthcare facilities: a retrospective study in the Republic of Korea
HyunJung KIM ; Sangwoo TAK ; So-dam LEE ; Seongwoo PARK ; Kyungwon HWANG
Osong Public Health and Research Perspectives 2024;15(2):159-167
Objectives:
This study aimed to analyze trends in the timely diagnosis of malaria cases over the past 10 years in relation to the utilization of different types of healthcare facilities.
Methods:
The study included 3,697 confirmed and suspected cases of malaria reported between January 1, 2013, and December 31, 2022, in the national integrative disease and healthcare management system. Some cases lacking a case report or with information missing from the case report were excluded from the analysis. A generalized linear model with a Poisson distribution was constructed to estimate rate ratios and 95% confidence intervals adjusted for other variables, such as distance.
Results:
When cases involving diagnosis >5 days after symptom onset in confirmed patients (5DD) were examined according to the type of healthcare facility, the rate ratio of 5DD cases was found to be higher for public health facilities than for tertiary hospitals. Specifically, the rate ratio was higher when the diagnosis was established at a tertiary hospital, even after a participant had visited primary or secondary hospitals. In an analysis adjusted for the distance to each participant’s healthcare facility, the results did not differ substantially from the results of the crude analysis.
Conclusion
It is imperative to improve the diagnostic capabilities of public facilities and raise awareness of malaria at primary healthcare facilities for effective prevention and control.
3.CYR61 Is Overexpressed in Human Melanoma Tissue Ex Vivo and Promotes Melanoma Cell Survival and Proliferation Through Its BindingLigand Integrin β3 In Vitro
Yoon Jin LEE ; Ki Dam KIM ; Sukh Que PARK ; Dong Sung KIM ; Yu Sung CHOI ; Hae Seon NAM ; Sang Han LEE ; Moon Kyun CHO
Annals of Dermatology 2024;36(6):392-394
4.Minireview: A Need for an Adequate Diet Program for Postmenopausal Women with Obesity in the Republic of Korea
So Hee PARK ; Bo Dam KIM ; Jae Hong SANG ; Hae-Hyeog LEE ; Tae-Hee KIM
Journal of Menopausal Medicine 2023;29(2):45-50
Women undergo various physical changes because of hormonal changes occurring after menopause. Some representative changes caused by the reduction in estrogen levels in these women are dyslipidemia, abnormal lipoprotein levels, obesity, weight gain, and changes in body fat distribution. A characteristic of women approaching menopause is the shift of fat from their hips and thighs to their abdomen. Notably, fat accumulation is common in internal organs, resulting in male-pattern obesity among women approaching menopause; therefore, these women require more exercise therapy than premenopausal women to prevent and treat obesity. To the best of our knowledge, no effective exercise therapy guidelines have been established for postmenopausal women; therefore, I aimed to suggest more effective diet and exercise therapies for postmenopausal women with obesity. For this purpose, I organized the diet and exercise protocol by collaborating with an obstetrician and a researcher specializing in sports medicine; further, this protocol was actually applied to all participants. The results indicated that the protocol is effective in reducing weight; however, joint pain was commonly noted in participants who dropped out of the program. Based on the evaluation of joint pain, this study found that it is necessary to perform exercise therapy by avoiding weight-bearing activities and reinforcing personalized joint strengthening exercises because reduced estrogen level is an important factor exacerbating arthritis in postmenopausal women.
5.Sciatic Neuropathy after Intramuscular Injection at a Site Remote from the Nerve
Soo In YUN ; Jisoo PARK ; Yun Dam KO ; Dae-Heon SONG ; Jihye PARK
Clinical Pain 2021;20(1):43-48
Sciatic nerve can be injured by various mechanism such as compression, traction during surgery, and direct trauma. This case reports a sciatic neuropathy caused by compression due to hematoma occurring after intramuscular injection in the gluteus medius muscle far from the nerve. In order to avoid occurrence of sciatic neuropathy after buttock injection, the injection was made in the upper outer quadrant of the buttock, but sciatic neuropathy occurred. Sciatic neuropathy can be confused with lumbar radiculopathy, so differential diagnosis is important.
6.Clinical and Genetic Risk Factors Associated With the Presence of Lupus Nephritis
Jung-Min SHIN ; Dam KIM ; Young-Chang KWON ; Ga-Young AHN ; Jiyoung LEE ; Youngho PARK ; Yeon-Kyung LEE ; Tae-Han LEE ; Dae Jin PARK ; Yeo-Jin SONG ; Eunji HA ; Kwangwoo KIM ; So-Young BANG ; Chan-Bum CHOI ; Hye-Soon LEE ; Sang-Cheol BAE
Journal of Rheumatic Diseases 2021;28(3):150-158
Objective:
To elucidate whether clinical features and the weighted genetic risk score (wGRS) were associated with the presence of lupus nephritis (LN).
Methods:
We retrospectively divided patients with systemic lupus erythematosus (SLE, n=1,078) into biopsy-proven LN (n=507) and non-LN groups (non-LN, n=571). Baseline clinical features, serologic markers, and the wGRS were collected. The wGRS was calculated from 112 non-human leukocyte antigen (non-HLA) loci and HLA-DRβ1 amino acid haplotypes for SLE. Associations among clinical features, wGRS, and the presence of LN were identified.
Results:
In the multivariate analysis, patients with LN were younger at diagnosis (odds ratio [OR]=0.97, p<0.001), had more pleuritis (OR=2.44, p<0.001) and pericarditis (OR=1.62, p=0.029), had a higher detection rate of anti-double stranded deoxyribonucleic acid (anti-dsDNA antibodies, OR=2.22, p<0.001), anti-Smith antibodies (anti-Sm antibodies, OR=1.70, p=0.002), low level of complement (OR=1.37, p=0.043) and absence of antiphospholipid antibodies (aPL antibodies, OR=1.60, p=0.002), and had higher wGRS (OR=1.16, p=0.012). Mediation analysis suggested that anti-Sm antibodies and low complement could be mediators in the relationship between high wGRS and the presence of LN.
Conclusion
Onset age, pleuritis, pericarditis, several serologic markers, and wGRS were associated with the presence of LN. Anti-Sm antibodies and low complement appeared to mediate the indirect relationship between wGRS and the presence of LN.
7.Clinical and Genetic Risk Factors Associated With the Presence of Lupus Nephritis
Jung-Min SHIN ; Dam KIM ; Young-Chang KWON ; Ga-Young AHN ; Jiyoung LEE ; Youngho PARK ; Yeon-Kyung LEE ; Tae-Han LEE ; Dae Jin PARK ; Yeo-Jin SONG ; Eunji HA ; Kwangwoo KIM ; So-Young BANG ; Chan-Bum CHOI ; Hye-Soon LEE ; Sang-Cheol BAE
Journal of Rheumatic Diseases 2021;28(3):150-158
Objective:
To elucidate whether clinical features and the weighted genetic risk score (wGRS) were associated with the presence of lupus nephritis (LN).
Methods:
We retrospectively divided patients with systemic lupus erythematosus (SLE, n=1,078) into biopsy-proven LN (n=507) and non-LN groups (non-LN, n=571). Baseline clinical features, serologic markers, and the wGRS were collected. The wGRS was calculated from 112 non-human leukocyte antigen (non-HLA) loci and HLA-DRβ1 amino acid haplotypes for SLE. Associations among clinical features, wGRS, and the presence of LN were identified.
Results:
In the multivariate analysis, patients with LN were younger at diagnosis (odds ratio [OR]=0.97, p<0.001), had more pleuritis (OR=2.44, p<0.001) and pericarditis (OR=1.62, p=0.029), had a higher detection rate of anti-double stranded deoxyribonucleic acid (anti-dsDNA antibodies, OR=2.22, p<0.001), anti-Smith antibodies (anti-Sm antibodies, OR=1.70, p=0.002), low level of complement (OR=1.37, p=0.043) and absence of antiphospholipid antibodies (aPL antibodies, OR=1.60, p=0.002), and had higher wGRS (OR=1.16, p=0.012). Mediation analysis suggested that anti-Sm antibodies and low complement could be mediators in the relationship between high wGRS and the presence of LN.
Conclusion
Onset age, pleuritis, pericarditis, several serologic markers, and wGRS were associated with the presence of LN. Anti-Sm antibodies and low complement appeared to mediate the indirect relationship between wGRS and the presence of LN.
8.Sciatic Neuropathy after Intramuscular Injection at a Site Remote from the Nerve
Soo In YUN ; Jisoo PARK ; Yun Dam KO ; Dae-Heon SONG ; Jihye PARK
Clinical Pain 2021;20(1):43-48
Sciatic nerve can be injured by various mechanism such as compression, traction during surgery, and direct trauma. This case reports a sciatic neuropathy caused by compression due to hematoma occurring after intramuscular injection in the gluteus medius muscle far from the nerve. In order to avoid occurrence of sciatic neuropathy after buttock injection, the injection was made in the upper outer quadrant of the buttock, but sciatic neuropathy occurred. Sciatic neuropathy can be confused with lumbar radiculopathy, so differential diagnosis is important.
9.Decreased Maximal Tongue Protrusion Length May Predict the Presence of Dysphagia in Stroke Patients
Hyunchul CHO ; Jeong Se NOH ; Junwon PARK ; Changwook PARK ; No Dam PARK ; Jun Young AHN ; Ji Woong PARK ; Yoon-Hee CHOI ; Seong-Min CHUN
Annals of Rehabilitation Medicine 2021;45(6):440-449
Objective:
To investigate the relationship between maximal tongue protrusion length (MTPL) and dysphagia in post-stroke patients.
Methods:
Free tongue length (FTL) was measured using the quick tongue-tie assessment tool and MTPL was measured using a transparent plastic ruler in 47 post-stroke patients. The MTPL-to-FTL (RMF) ratio was calculated. Swallowing function in all patients was evaluated via videofluoroscopic swallowing study (VFSS), PenetrationAspiration Scale (PAS), Functional Oral Intake Scale (FOIS), and Videofluoroscopic Dysphagia Scale (VDS).
Results:
The MTPL and RMF values were significantly higher in the non-aspirator group than in the aspirator group (MTPL, p=0.0049; RMF, p<0.001). MTPL and RMF showed significant correlations with PAS, FOIS and VDS scores. The cut-off value in RMF for the prediction of aspiration was 1.56, with a sensitivity of 84% and a specificity of 86%.
Conclusion
There is a relationship between MTPL and dysphagia in post-stroke patients. MTPL and RMF can be useful for detecting aspiration in post-stroke patients.
10.Accuracy of Ultrasound-Guided and Non-guided Botulinum Toxin Injection Into Neck Muscles Involved in Cervical Dystonia: A Cadaveric Study
Yun Dam KO ; Soo In YUN ; Dahye RYOO ; Myung Eun CHUNG ; Jihye PARK
Annals of Rehabilitation Medicine 2020;44(5):370-377
Objective:
To compare the accuracy of ultrasound-guided and non-guided botulinum toxin injections into the neck muscles involved in cervical dystonia.
Methods:
Two physicians examined six muscles (sternocleidomastoid, upper trapezius, levator scapulae, splenius capitis, scalenus anterior, and scalenus medius) from six fresh cadavers. Each physician injected ultrasound-guided and non-guided injections to each side of the cadaver’s neck muscles, respectively. Each physician then dissected the other physician’s injected muscle to identify the injection results. For each injection technique, different colored dyes were used. Dissection was performed to identify the results of the injections. The muscles were divided into two groups based on the difficulty of access: sternocleidomastoid and upper trapezius muscles (group A) and the levator scapulae, splenius capitis, scalenus anterior, and scalenus medius muscles (group B).
Results:
The ultrasound-guided and non-guided injection accuracies of the group B muscles were 95.8% and 54.2%, respectively (p<0.001), while the ultrasound-guided and non-guided injection accuracies of the group A muscles were 100% and 79.2%, respectively (p<0.05).
Conclusion
Ultrasound-guided botulinum toxin injections into inaccessible neck muscles provide a higher degree of accuracy than non-guided injections. It may also be desirable to consider performing ultrasound-guided injections into accessible neck muscles.

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