1.Genome Characterization of Streptococcus mitis KHUD 011 Isolated from the Oral Microbiome of a Healthy Korean Individual
Eun-Young JANG ; Doyun KU ; Seok Bin YANG ; Cheul KIM ; Jae-Hyung LEE ; Ji-Hoi MOON
Journal of Korean Dental Science 2025;18(1):20-29
Purpose:
This study aimed to perform a genome characterization of Streptococcus mitis KHUD 011, a strain isolated from the oral microbiome of a healthy Korean individual, and to compare its genomic features with other S. mitis strains.
Materials and Methods:
The strain was identified through 16S rRNA gene sequencing, and its genome was sequenced using the PacBio Sequel II platform. De novo assembly and annotation were performed, followed by comparative genomic analysis with three additional strains (S. mitis NCTC 12261, S022-V3-A4, and B6). Pan-genome and phylogenetic analyses were conducted to identify strain-specific genes and assess inter-strain genomic diversity.
Results:
The genome of S. mitis KHUD 011 consisted of 1,782 protein-coding genes, with a G+C content of 40.24%. Pan-genome analysis identified 1,263 core gene clusters (50.0%), 496 dispensable clusters (19.7%), and 763 strain-specific clusters (30.3%). KHUD 011 displayed 88 strain-specific genes, particularly associated with cell wall/membrane biogenesis, transcriptional regulation, and carbohydrate metabolism. Phylogenetic analysis placed KHUD 011 closely with NCTC 12261, forming a distinct cluster apart from other strains.
Conclusion
The genome characterization of S. mitis KHUD 011 underscores substantial inter-strain genomic diversity influenced by host interactions, ecological niches, and health status. The identified strain-specific genes, particularly those associated with cell wall/ membrane biogenesis, transcriptional regulation, and carbohydrate metabolism, suggest adaptations to the oral microbiome and its interaction with the host. These findings highlight the ecological versatility of S. mitis and the importance of exploring strains from diverse environments to better understand their role within the host and the broader microbiome.
2.A randomized controlled trial comparing liquid skin adhesives and staplers for surgical wound management
Hyeon Woo BAE ; Seung Yoon YANG ; Ga Yoon KU ; Sohye LEE ; Eun-Joo JUNG ; Seulkee PARK ; Yoon Bin JUNG ; Jihong KIM ; Byung Soh MIN
Annals of Surgical Treatment and Research 2025;108(3):143-149
Purpose:
Despite the widespread use of liquid skin adhesives (LSA), concerns persist regarding the increase in wound care costs. This study aimed to investigate the cost-effectiveness of LSA for surgical wound management.
Methods:
In this prospective, open-label, single-center randomized controlled trial, adults aged 19 years and older who were scheduled for elective minimally invasive colorectal surgeries were included. The participants were randomly divided into 2 groups: an n-butyl cyanoacrylate skin adhesive was used in the experimental group (LSA group), while a surgical skin stapler was employed in the control group (stapler group). The primary outcome measure was the sum of the total time required for wound management.
Results:
A total of 58 patients were randomly assigned to 2 groups, with 29 patients in each group. The findings revealed comparable wound complication rates in the 2 groups (8 out of 29 in the LSA group vs. 5 out of 29 in the stapler group, P = 0.530). Notably, the LSA group had a significantly shorter wound management time (median 235 seconds vs. 1,201 seconds, P < 0.001) and similar wound management cost (median US dollar [USD] 50.6 vs. USD 54.6, P = 0.529) compared to the stapler group. Subgroup analysis showed that the LSA group had a shorter management time for uncomplicated wounds and a lower cost for complicated wounds.
Conclusion
LSA not only provides a safe alternative but also offers a resource-efficient option for wound management compared to staplers.
3.Genome Characterization of Streptococcus mitis KHUD 011 Isolated from the Oral Microbiome of a Healthy Korean Individual
Eun-Young JANG ; Doyun KU ; Seok Bin YANG ; Cheul KIM ; Jae-Hyung LEE ; Ji-Hoi MOON
Journal of Korean Dental Science 2025;18(1):20-29
Purpose:
This study aimed to perform a genome characterization of Streptococcus mitis KHUD 011, a strain isolated from the oral microbiome of a healthy Korean individual, and to compare its genomic features with other S. mitis strains.
Materials and Methods:
The strain was identified through 16S rRNA gene sequencing, and its genome was sequenced using the PacBio Sequel II platform. De novo assembly and annotation were performed, followed by comparative genomic analysis with three additional strains (S. mitis NCTC 12261, S022-V3-A4, and B6). Pan-genome and phylogenetic analyses were conducted to identify strain-specific genes and assess inter-strain genomic diversity.
Results:
The genome of S. mitis KHUD 011 consisted of 1,782 protein-coding genes, with a G+C content of 40.24%. Pan-genome analysis identified 1,263 core gene clusters (50.0%), 496 dispensable clusters (19.7%), and 763 strain-specific clusters (30.3%). KHUD 011 displayed 88 strain-specific genes, particularly associated with cell wall/membrane biogenesis, transcriptional regulation, and carbohydrate metabolism. Phylogenetic analysis placed KHUD 011 closely with NCTC 12261, forming a distinct cluster apart from other strains.
Conclusion
The genome characterization of S. mitis KHUD 011 underscores substantial inter-strain genomic diversity influenced by host interactions, ecological niches, and health status. The identified strain-specific genes, particularly those associated with cell wall/ membrane biogenesis, transcriptional regulation, and carbohydrate metabolism, suggest adaptations to the oral microbiome and its interaction with the host. These findings highlight the ecological versatility of S. mitis and the importance of exploring strains from diverse environments to better understand their role within the host and the broader microbiome.
4.A randomized controlled trial comparing liquid skin adhesives and staplers for surgical wound management
Hyeon Woo BAE ; Seung Yoon YANG ; Ga Yoon KU ; Sohye LEE ; Eun-Joo JUNG ; Seulkee PARK ; Yoon Bin JUNG ; Jihong KIM ; Byung Soh MIN
Annals of Surgical Treatment and Research 2025;108(3):143-149
Purpose:
Despite the widespread use of liquid skin adhesives (LSA), concerns persist regarding the increase in wound care costs. This study aimed to investigate the cost-effectiveness of LSA for surgical wound management.
Methods:
In this prospective, open-label, single-center randomized controlled trial, adults aged 19 years and older who were scheduled for elective minimally invasive colorectal surgeries were included. The participants were randomly divided into 2 groups: an n-butyl cyanoacrylate skin adhesive was used in the experimental group (LSA group), while a surgical skin stapler was employed in the control group (stapler group). The primary outcome measure was the sum of the total time required for wound management.
Results:
A total of 58 patients were randomly assigned to 2 groups, with 29 patients in each group. The findings revealed comparable wound complication rates in the 2 groups (8 out of 29 in the LSA group vs. 5 out of 29 in the stapler group, P = 0.530). Notably, the LSA group had a significantly shorter wound management time (median 235 seconds vs. 1,201 seconds, P < 0.001) and similar wound management cost (median US dollar [USD] 50.6 vs. USD 54.6, P = 0.529) compared to the stapler group. Subgroup analysis showed that the LSA group had a shorter management time for uncomplicated wounds and a lower cost for complicated wounds.
Conclusion
LSA not only provides a safe alternative but also offers a resource-efficient option for wound management compared to staplers.
5.Genome Characterization of Streptococcus mitis KHUD 011 Isolated from the Oral Microbiome of a Healthy Korean Individual
Eun-Young JANG ; Doyun KU ; Seok Bin YANG ; Cheul KIM ; Jae-Hyung LEE ; Ji-Hoi MOON
Journal of Korean Dental Science 2025;18(1):20-29
Purpose:
This study aimed to perform a genome characterization of Streptococcus mitis KHUD 011, a strain isolated from the oral microbiome of a healthy Korean individual, and to compare its genomic features with other S. mitis strains.
Materials and Methods:
The strain was identified through 16S rRNA gene sequencing, and its genome was sequenced using the PacBio Sequel II platform. De novo assembly and annotation were performed, followed by comparative genomic analysis with three additional strains (S. mitis NCTC 12261, S022-V3-A4, and B6). Pan-genome and phylogenetic analyses were conducted to identify strain-specific genes and assess inter-strain genomic diversity.
Results:
The genome of S. mitis KHUD 011 consisted of 1,782 protein-coding genes, with a G+C content of 40.24%. Pan-genome analysis identified 1,263 core gene clusters (50.0%), 496 dispensable clusters (19.7%), and 763 strain-specific clusters (30.3%). KHUD 011 displayed 88 strain-specific genes, particularly associated with cell wall/membrane biogenesis, transcriptional regulation, and carbohydrate metabolism. Phylogenetic analysis placed KHUD 011 closely with NCTC 12261, forming a distinct cluster apart from other strains.
Conclusion
The genome characterization of S. mitis KHUD 011 underscores substantial inter-strain genomic diversity influenced by host interactions, ecological niches, and health status. The identified strain-specific genes, particularly those associated with cell wall/ membrane biogenesis, transcriptional regulation, and carbohydrate metabolism, suggest adaptations to the oral microbiome and its interaction with the host. These findings highlight the ecological versatility of S. mitis and the importance of exploring strains from diverse environments to better understand their role within the host and the broader microbiome.
6.Genome Characterization of Streptococcus mitis KHUD 011 Isolated from the Oral Microbiome of a Healthy Korean Individual
Eun-Young JANG ; Doyun KU ; Seok Bin YANG ; Cheul KIM ; Jae-Hyung LEE ; Ji-Hoi MOON
Journal of Korean Dental Science 2025;18(1):20-29
Purpose:
This study aimed to perform a genome characterization of Streptococcus mitis KHUD 011, a strain isolated from the oral microbiome of a healthy Korean individual, and to compare its genomic features with other S. mitis strains.
Materials and Methods:
The strain was identified through 16S rRNA gene sequencing, and its genome was sequenced using the PacBio Sequel II platform. De novo assembly and annotation were performed, followed by comparative genomic analysis with three additional strains (S. mitis NCTC 12261, S022-V3-A4, and B6). Pan-genome and phylogenetic analyses were conducted to identify strain-specific genes and assess inter-strain genomic diversity.
Results:
The genome of S. mitis KHUD 011 consisted of 1,782 protein-coding genes, with a G+C content of 40.24%. Pan-genome analysis identified 1,263 core gene clusters (50.0%), 496 dispensable clusters (19.7%), and 763 strain-specific clusters (30.3%). KHUD 011 displayed 88 strain-specific genes, particularly associated with cell wall/membrane biogenesis, transcriptional regulation, and carbohydrate metabolism. Phylogenetic analysis placed KHUD 011 closely with NCTC 12261, forming a distinct cluster apart from other strains.
Conclusion
The genome characterization of S. mitis KHUD 011 underscores substantial inter-strain genomic diversity influenced by host interactions, ecological niches, and health status. The identified strain-specific genes, particularly those associated with cell wall/ membrane biogenesis, transcriptional regulation, and carbohydrate metabolism, suggest adaptations to the oral microbiome and its interaction with the host. These findings highlight the ecological versatility of S. mitis and the importance of exploring strains from diverse environments to better understand their role within the host and the broader microbiome.
7.A randomized controlled trial comparing liquid skin adhesives and staplers for surgical wound management
Hyeon Woo BAE ; Seung Yoon YANG ; Ga Yoon KU ; Sohye LEE ; Eun-Joo JUNG ; Seulkee PARK ; Yoon Bin JUNG ; Jihong KIM ; Byung Soh MIN
Annals of Surgical Treatment and Research 2025;108(3):143-149
Purpose:
Despite the widespread use of liquid skin adhesives (LSA), concerns persist regarding the increase in wound care costs. This study aimed to investigate the cost-effectiveness of LSA for surgical wound management.
Methods:
In this prospective, open-label, single-center randomized controlled trial, adults aged 19 years and older who were scheduled for elective minimally invasive colorectal surgeries were included. The participants were randomly divided into 2 groups: an n-butyl cyanoacrylate skin adhesive was used in the experimental group (LSA group), while a surgical skin stapler was employed in the control group (stapler group). The primary outcome measure was the sum of the total time required for wound management.
Results:
A total of 58 patients were randomly assigned to 2 groups, with 29 patients in each group. The findings revealed comparable wound complication rates in the 2 groups (8 out of 29 in the LSA group vs. 5 out of 29 in the stapler group, P = 0.530). Notably, the LSA group had a significantly shorter wound management time (median 235 seconds vs. 1,201 seconds, P < 0.001) and similar wound management cost (median US dollar [USD] 50.6 vs. USD 54.6, P = 0.529) compared to the stapler group. Subgroup analysis showed that the LSA group had a shorter management time for uncomplicated wounds and a lower cost for complicated wounds.
Conclusion
LSA not only provides a safe alternative but also offers a resource-efficient option for wound management compared to staplers.
8.Korean sexually transmitted infection guidelines 2023 revision, guideline update of viral infections: Genital herpes and anogenital warts
Woong Bin KIM ; Seung-Ju LEE ; Sangrak BAE ; Ja Yoon KU ; Tae Hoon OH ; Mi Mi OH ; Seung Ok YANG ; Jin Bong CHOI
Investigative and Clinical Urology 2024;65(1):9-15
The Korean Association of Urogenital Tract Infection and Inflammation and the Korea Disease Control and Prevention Agency regularly update, revise, and develop new content for the Korean sexually transmitted infection (STI) guidelines. These professional bodies respond to changing epidemiological trends and evolving scientific evidence, and consider advances in laboratory diagnostics and research. The principal recommendations of the 2023 Korean STI guidelines in terms of viral infection follow: 1) If genital herpes recurs more than 4–6 times annually, suppressive therapy with acyclovir 400 mg orally 2 times/day or famciclovir 250 mg orally 2 times/day or valacyclovir 500 mg orally once a day (for patients with <10 episodes/year) or valacyclovir 1 g orally once daily (for patients with ≥10 episodes/year) is recommended to prevent recurrence; 2) molecular human papillomavirus (HPV) testing is not recommended as a routine test for STI status, nor for determination of HPV vaccination status; and 3) patients should inform their current sexual partners about anogenital warts because the types of HPV that cause such warts can be passed to partners. These guidelines will be updated every 5 years and will be revised when new knowledge on STIs becomes available and there is a reasonable need to improve the guidelines. Physicians and other healthcare providers can use the guidelines to assist in the prevention and treatment of STIs.
9.Analysis of clinical and endoscopic characteristics of colorectal polyps in children.
Feng Fan WANG ; Ying FANG ; Xiao Xia REN ; Hong Bin YANG ; Ku Ku GE ; Han Hua ZHANG ; Hua WANG ; Li Na SUN
Chinese Journal of Preventive Medicine 2022;56(9):1327-1332
To analyze the clinical and endoscopic characteristics of colorectal polyps in children, and to explore the detection rate, age and gender distribution characteristics, endoscopic treatment effect and follow-up monitoring of colorectal polyps in children, so as to provide reference for disease management of colorectal polyps in children. The clinical and endoscopic characteristics of children with colorectal polyps in Xi 'an Children's Hospital from January 2019 to December 2019 were retrospectively analyzed. The patients were divided into 5 groups according to age (y): 0
Child
;
Child, Preschool
;
Colonic Polyps
;
Colonoscopy
;
Female
;
Gastrointestinal Hemorrhage/complications*
;
Humans
;
Intestinal Polyps/surgery*
;
Male
;
Retrospective Studies
10.Health benefits of physical activity for children and adolescents with intellectual and developmental disabilities: a systematic review using ICF
Chinese Journal of Rehabilitation Theory and Practice 2022;28(12):1416-1425
ObjectiveTo develop a systematic review of physical activity benefits for children and adolescents with intellectual and developmental disabilities and the PICO framework based on the International Classification of Functioning, Disability and Health (ICF), and to explore the health benefits of physical activity for children and adolescents with intellectual and developmental disabilities. MethodsA systematic analysis of health and functional status, physical activity interventions, and physical activity benefits in children and adolescents with intellectual and developmental disabilities was conducted using ICF. Databases such as PubMed, Embase, Web of Scienc, and CNKI were searched to collect published randomized controlled trials on health and functional outcomes of physical activity participation in children and adolescents with intellectual and developmental disabilities from establishment to November, 2022 for a systematic review. ResultsTen randomized controlled trials from five countries were finally included, involving 289 participants (five to 18 years old). The literatures were mainly from the fields of cognitive neuroscience, intellectual and developmental disabilities, physical activity and exercise rehabilitation, and were published mainly after 2013. The quality of the included literatures was evaluated using the Physiotherapy Evidence Database (PEDro) scale with a mean score of 7.6. Health-related conditions in children and adolescents with intellectual and developmental disabilities included Down syndrome, dyskinetic cerebral palsy, autism spectrum disorders, fragile X syndrome, and patients with mild and moderate intellectual and developmental disabilities. Physical activity interventions for children and adolescents with intellectual and developmental disabilities were focused on schools, rehabilitation centers, gymnasiums, laboratories, and research institutions and were usually in the form of motor rehabilitation, physical activity and physical education programs. The physical fitness focused on vestibular stimulation training, inversion exercises and core muscle training; the sports events included soccer training, bicycle riding, etc. The frequency of physical activity was one to seven times per week, with moderate intensity and a duration of four weeks to 1.5 years. The health benefits of physical activity were divided into three levels. At the physical function level, physical activity could significantly improve the muscle strength and endurance, aerobic capacity, lower limb motor stability and balance, promote perceptual-motor coordination, reduce psychomotor error rates, and improve perceptual-motor function and overall motor execution. At the activity and behavioral health level, physical activity could significantly improve the concentration time in movement, improve single-leg stance time and core strength in the lumbar and abdominal areas to improve postural control and mobility, involving performance levels in activities such as lying and rolling, sitting, kneeling, standing, walking, running and jumping. At the quality of life and well-being level, physical activity intervention could increase their fun experiences and activity participation time, etc. ConclusionThe health conditions of children and adolescents with intellectual and developmental disabilities are mainly involved in Down syndrome, dyskinetic cerebral palsy, autism spectrum disorder, and fragile X chromosome. The physical activity intervention program is characterized by a predominantly physical activity program oriented and skill oriented. The health and functional benefits of physical activity participation in children and adolescents are mainly characterized by improved neuromusculoskeletal and motor-related functions, enhanced activity and participation levels, reduced sedentary behavior, increased participation in daily activities, and improved quality of life and well-being.

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