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Association of SMAD3 Gene rs12901499 Variation with Knee Osteoarthritis in Indonesian Aged Women Zaki, Achmad; Adhiyanto, Chris; Hendarmin, Laifa Annisa; Naqiya, Fauzia Ilman; Karni, Dwi; Harriyati, Zeti
Jurnal Profesi Medika : Jurnal Kedokteran dan Kesehatan Vol 17 No 1 (2023): Jurnal Profesi Medika : Jurnal Kedokteran dan Kesehatan
Publisher : Fakultas Kedokteran UPN Veteran Jakarta Kerja Sama KNPT

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33533/jpm.v17i1.5738

Abstract

Small Mother Against Decapentaplegic 3 (SMAD3), an intracellular transducer protein in the TGF-β signaling pathway, has a role in maintaining joint cartilage. Many studies have been conducted to examine the effect of polymorphism in SMAD3 gene with the incidence of osteoarthritis (OA). The objective of this study is to identify the association of SMAD3 gene rs12901499 variation with the incidence of knee OA in Indonesian women. We conducted an analytic cross-sectional design involving 24 knee OA patients and 50 non-OA subjects. The DNA was taken from saliva and genotyped using a kit from Integrated DNA Technologies with the Real Time PCR method. In this study, we found that the GA genotype (heterozygous mutant) of the rs12901499 allele was the allele that most frequently (50%) appeared in knee OA patients as well as non-OA subjects (50%). The G allele frequency was higher than the A allele among all participants. The Chi-Square analysis showed that there was no statistically significant relationship between allele variations in the SMAD3 rs12901499 gene and knee OA (p=1). In conclusion, there was no statistically significant relationship between the rs12901499 genetic variation in the SMAD3 gene and the incidence of knee osteoarthritis in Indonesian aged women.
Studi awal: Identifikasi Keragaman Gen Bakteri Saliva pada Wanita Usia Lanjut Menggunakan Teknologi 16S Ribosome Sequencing Oxford Nanopore Adhiyanto, Chris; Hendarmin, Laifa A; Harriyati, Zeti; Suwarsono, Erike A. Suwarsono A; Suri, Auliyani Andam; Nugraha, Yudhi; Gunarti, Dwirini Retno
Pharmaceutical and Biomedical Sciences Journal (PBSJ) Vol 7, No 1 (2025)
Publisher : UIN Syarif Hidayatullah Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15408/pbsj.v7i1.46752

Abstract

The elderly are a population particularly susceptible to diseases resulting from the decline in immune system function. The mouth is one of the areas of the body that is the entry point for microorganisms into the body. It is known that the oral microbiome greatly affects oral and systemic health. The oral bacterial profile is important to understand its role in maintaining health and causing disease. Therefore, maintaining oral health is very important, especially in our study of the elderly. Utilizing advanced sequencing techniques such as Oxford Nanopore Technology (ONT) offers the opportunity to reveal bacterial diversity comprehensively. This study aims to identify the oral microbiome in a group of elderly women. Knowledge of the oral microbiota profile could help spread awareness of the benefits of maintaining good dental hygiene, especially in older adults. Methods: Seven elderly housewives had their unstimulated saliva samples taken in the morning and kept at -80°C. The phenol-chloroform technique was used to isolate the DNA, and a Qubit Fluorometer was used to measure purity and concentration. By employing ONT for 16S rRNA sequencing and Epi2Me software for analysis, taxonomic mapping of the bacterial diversity was accomplished.  Results: According to the taxonomic analysis, Streptococcus and Veillonella were the most common genera in the samples. It was common to find species like Veillonella parvula, Veillonella atypica, Streptococcus mitis, and Streptococcus rubneri. These genera contributed to the dynamics of oral biofilms by exhibiting complex ecological interactions. With advanced sequencing technologies, this work highlights the diversity of oral bacteria in elderly women in Indonesia while providing a new perspective. Notwithstanding a few limitations, these findings provide insight into the ecological dynamics of the oral microbiota, potentially leading to clinical applications in the treatment and prevention of disease.