• Title/Summary/Keyword: health science

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Changes in oral health status of the elderly with visiting oral hygiene care intervention based on community health care: Case reports (커뮤니티케어에 기반한 방문 구강 관리 중재 노인의 구강 건강 상태 변화에 관한 증례 보고)

  • Jang, Jong-Hwa;Jeong, Min-Suk;Jo, Se-Rim;Yoon, Hae-Soo
    • Journal of Korean society of Dental Hygiene
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    • v.21 no.5
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    • pp.499-506
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    • 2021
  • Objectives: This case - study was conducted to assess the oral health status change of the elderly through visiting oral care interventions based on a community health care project. Methods: Professional dental hygiene treatment and oral health education, including brushing using interdental toothbrushes and sponge brushes, were performed on three senior citizens who received home visiting oral health care benefit. Results: The subject's periodontal conditions improved including gingival inflammation and bleeding. The gingival color tured pink by controlling the dental plaque. Conclusions: Visiting oral health care contributed to the improvement of oral health of the elderly. Therefore, based on the characteristics of the elderly with various systemic diseases, it is necessary to discover various cases that can perform professional and customized visiting oral health care programs.

Chromosomal Information of 1,144 Korean BAC Clones

  • Park, Mi-Hyun;Lee, Hee-Jung;Kim, Kwang-Joong;Jeon, Jae-Pil;Lee, Hye-Ja;Kim, Jun-Woo;Kim, Hung-Tae;Cha, Hyo-Soung;Kim, Cheol-Hwan;Choi, Kang-Yell;Park, Chan;Oh, Berm-Seok;Kim, Ku-Chan
    • Genomics & Informatics
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    • v.4 no.4
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    • pp.141-146
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    • 2006
  • We sequenced 1,841 BAC clones by terminal sequencing, and 1,830 of these clones were characterized with regard to their human chromosomal location and gene content using Korean BAC library constructed at the Korean Science (KCGS). Sequence analyses of the 1,830 BAC clones was performed for chromosomal assignment: 1,144 clones were assigned to a single chromosome, 190 clones apparently assigned to more than one chromosome, and 496 clones to no chromosome. Evaluating gene content of the 1,144 BAC clones, we found that 706 clones represented 1,069 genes of which 415 genes existed in the BAC clones covering the full sequence of the gene, 180 genes covering a $50%{\sim}99%$, and 474 genes covering less than 50% of the gene coverage. The estimated covering size of the KBAC clones was 73,379 kilobases (kb), in total corresponding to 2.3% of haploid human genome sequence. The identified BAC clones will be a public genomic resource for mapped clones for diagnostic and functional studies by Korean scientists and investigators worldwide.

Microbial Contamination according to the Numbers of Mask Worn in the Community

  • Eun Ju Lee;Heechul Park;Min-A Je;Songhee Jung;Gahee Myoung;Su Bin Jo;Hyun Min Hwang;Ryeong Si;Hyunwoo Jin;Kyung-Eun Lee;Jungho Kim
    • Biomedical Science Letters
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    • v.28 no.4
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    • pp.317-321
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    • 2022
  • Due to COVID-19 pandemic, wearing face masks is obligatory to prevent respiratory virus transmissions in the community. However, there are few studies of the desirable number of wearing a face mask, and how to store them for reuse. Therefore, in this study, a survey was conducted among 208 healthy adults, and 27 kf-94 masks worn for 1, 2, and 3 days were collected. To estimate the risk of bacterial contamination, we analyzed the extent of bacterial contamination of the BHI medium and 16S rRNA gene sequencing. With an increase in the number of days of using the mask, the degree of bacterial contamination of the used mask gradually increased. As a result of 16S rRNA PCR performed for strain identification, Staphylococcus, known as a pathogenic bacterium, was identified the most. In conclusion, we found that wearing a cotton KF mask provides an optimal environment for microbes, which are related to the skin and respiratory system, to thrive. Therefore, it is also important to reduce the risk of bacterial infection of the face mask with appropriate sterilization methods.