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Recent progress in the roles of microRNAs in pulmonary arterial hypertension associated with congenital heart disease Siregar, Fajri M.; Hartopo, Anggoro B.; Mubarika, Sofia
Narra J Vol. 4 No. 1 (2024): April 2024
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narra.v4i1.579

Abstract

Research on noncoding RNA, particularly microRNAs (miRNAs), is growing rapidly. Advances in genomic technologies have revealed the complex roles of miRNAs in pulmonary arterial hypertension (PAH) associated with congenital heart disease (CHD). It has been demonstrated that the progression of PAH associated with CHD is characterized by particular dysregulation of miRNAs and is related to cardiovascular remodeling, cell death, and right ventricle dysfunction. This review provides a comprehensive overview of the current state of knowledge regarding the involvement of miRNAs in the pathogenesis and progression of PAH associated with CHD. We commence by explaining the process of miRNA synthesis and its mode of action, as well as the role of miRNA in PAH associated with CHD. Moreover, the article delves into current breakthroughs in research, potential clinical implications, and prospects for future investigations. The review provides the insight into novel approaches for diagnosis, prognosis, and therapy of PAH associated with CHD.
Prevalence of major INSTI and HIV-1 drug resistance mutations in pre- and antiretroviral-treated patients in Indonesia Djojosugito, Fauzia A.; Arfianti, Arfianti; Wisaksana, Rudi; Siregar, Fajri M.; Nasronudin, Nasronudin; Rachman, Brian E.; Khairunisa, Siti Q.; Indrati, Agnes R.
Narra J Vol. 4 No. 3 (2024): December 2024
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narra.v4i3.1022

Abstract

Indonesia has one of the highest HIV infection rates in Southeast Asia. The use of dolutegravir, an integrase strand transfer inhibitor (INSTI), as a first-line treatment underscores the need for detailed data on INSTI drug resistance mutations (DRMs). Currently, there is a lack of comprehensive data on DRMs INSTI and other HIV drug resistance in Indonesian patients, both pre- and post-treatment. The aim of this study was to identify the subtypes and drug resistance mutations of the protease, reverse transcriptase, and integrase genes in both treatment-naive and ARV-treated patients in Bandung, West Java, Indonesia. A cross-sectional study was conducted involving HIV-positive patients at Hasan Sadikin Hospital, Bandung, Indonesia, from September 2022 to January 2023. The patients were categorized into two groups: ARV-treated and pre-treatment patients. Peripheral blood mononuclear cells (PBMCs) were processed for DNA extraction, followed by amplification and sequencing of the pol gene to detect mutations and subtypes. The study found that the predominant subtype was CRF01_AE, accounting for 85.4% and 69% of pre-treatment and treated patients, respectively, followed by recombinant forms such as A1/CRF01_AE, CRF01_AE/CRF02_AG, subtype B, and other subtypes. Among ARV-treated/INSTI-naive patients, major INSTI DRMs R263K and Y143H were identified, while pre-treatment patients exhibited accessory integrase DRMs. The most common DRMs detected were non-nucleoside reverse transcriptase inhibitor (NNRTI) DRMs, with prevalences of 14.6% and 7% in pre-treatment and ARV-treated patients, respectively. In conclusion, CRF01_AE emerged as the predominant subtype in both pre-treatment and ARV-treated patients in Bandung, underscoring the necessity for ongoing surveillance of integrase DRMs, particularly given the presence of major INSTI DRMs in patients undergoing INSTI treatment.
Mortality and associated factors among community-acquired pneumonia patients: A cross-sectional study in a provincial referral hospital in Indonesia Rosdiana, Dani; Siregar, Fajri M.; Ediwi, Nabila C.; Putri, Rahmi T.; Nurrahma, Zuyyina ER.; Elisabet, Adinda; Sarassari, Rosantia; Safari, Dodi; Ilmiawati, Cimi; Elliyanti, Aisyah
Narra J Vol. 5 No. 2 (2025): August 2025
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narra.v5i2.1649

Abstract

Community-acquired pneumonia (CAP) poses a significant impact on the healthcare system due to rehospitalization and mortality. About one-third of hospitalized CAP patients died within one year. In addition to advanced age, vulnerable groups with comorbidities such as cancer, diabetes, and cerebrovascular disease (CVD) are more likely to suffer from severe CAP. The aim of this study was to investigate the factors linked to mortality in adult hospitalized CAP patients. The study extracted the medical records of patients aged ≥18 years, admitted to a referral hospital in Riau Province, who were diagnosed with CAP between January and December 2023. Multiple logistic regression step-wise analysis was employed to determine the factors associated with mortality in CAP patients. The study involved 334 patients with a median age of 58 years. Based on the confusion, urea, respiratory rate, blood pressure, and age ≥65 years (CURB-65) score, 11.9% of patients had severe CAP (CURB-65 scores 3 and 4). Age was a significant predictor of severe CAP (p≤0.001). The most prevalent comorbidities were malignancy (33.2%), CVD (30.2%), and diabetes (28.4%). Mortality incidence during hospitalization reached 35.9%. Significant factors associated with mortality in hospitalized CAP patients included renal dysfunction/elevated serum urea levels (p=0.031), CURB-65 score (p=0.023), vasopressor use (p≤0.001), mechanical ventilator use (p≤0.01) and steroid use (p=0.029). However, CVD was associated with a decreased risk of mortality (p=0.019). Gram-negative bacteria predominated, accounting for 50.6% of all positive isolates.  Several significant factors were associated with mortality in adult patients hospitalized with CAP at referral Hospital in Riau, including renal dysfunction, CURB-65 score, vasopressor use, mechanical ventilator use, and steroid use. This finding underscored the importance of early identification factors in CAP patients.