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Detection of IMP-1 and OXA-24 Genes as Markers of Carbapenem Resistance in Acinetobacter baumannii Isolates Rachel Lintang Putriku; Sinta Puspitasari; Vector Stephen Dewangga
Jurnal Biologi Tropis Vol. 26 No. 2 (2026): April - Juni
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v26i2.12011

Abstract

Nosocomial infections remain a major global health concern, particularly in developing countries, with Acinetobacter baumannii recognized as an important carbapenem-resistant pathogen. This study aimed to detect the presence of the OXA-24 and IMP-1 genes in carbapenem-resistant A. baumannii isolates obtained from a regional hospital in Surakarta. A descriptive observational study was conducted on 10 clinical isolates using polymerase chain reaction (PCR) analysis. DNA extraction was performed, followed by qualitative and quantitative DNA assessment, and PCR amplification targeting the OXA-24 gene (246 bp) and IMP-1 gene (172 bp). The results showed that no specific amplification bands corresponding to the expected target sizes were observed for either the OXA-24 or IMP-1 genes. It can be concluded that the OXA-24 and IMP-1 genes were not detected in the examined isolates. These findings suggest the possibility of alternative carbapenem-resistance mechanisms in the isolates and highlight the need for further studies involving optimization of primer design, PCR conditions, and DNA sequencing to confirm the genetic profile of resistance determinants.
Co-Authors Adhi Kumoro Setya Agata, Via Maya Anastasia Elma Wijayanti Andryaning Putri Puspitasari Ardhiyanto, Restu Ardy Prian Nirwana Ardy Prian Nirwana Ardy Prian Nirwana, Ardy Prian Arista Dhea Maharani Arjune, Yonathan Christian Asmawiah Rame Cahyaningrum, Astuti Dwi Devi, Alvindo Thiananda Dhiya, Salsabila Shafa Dymas Putra Ramadhan Dzakwan, Khairunia Erika Wulandari Febrian Malika Qolistia Fitria Diniah Janah Sayekti Florentina Aurora Rosari Gani Pratiwi Ica Nada Mayasari Kalista, Alya Sabrina Putri Khofifah Indah Khoirudin, Ridwan Kumoro Setya, Adhi Kurniady, Aprillia Tasya Kusdhiarningsih, Betty KUSUMAWATI, DESY Laurencia Destivani Virliana Widjayanti Lestari, Nalurita Teresa Maharani, Himmas Suci Prasasti Mastuti Widi Lestari Mastuti Widi Lestari Masyhuri, Muhammad Ihsan Muhammad Taufiq Muhammad Taufiq Qurrohman Muhammad Taufiq Qurrohman Muhammad Taufiq Qurrohman, Muhammad Taufiq Munakarim, Arbela Hafsah Nourma Priska Dianggi Tamba Nuraini, Riyana Putri Nurhaliza, Arimbi Titis Nurmaliana, Tati Nurul Fatikhah Nurul Gilang Abriani Omry Tri Asmara Adi Pradana, Tiara Anggita Puspita, Juita Dea Putri, Rachma Aulia Putri, Sherrin Karina Qurrohman, Muhammad Taufiq Qurrohman Rachel Lintang Putriku Ramadhani, Fadhila Saffa Nur Ramadhani, Yayi Aullia Regiana, Shyndiayu Reynindra Cakra Ayudhawati Rizky Fadzillah Sungka Rofifah, Karina Winda Rohman, Dzaki Nur Sakti, Hari Saktiningsih Santosa, Lingka Elliesia Putri Sari, Monica Ayu Retno Sawitri, Debora Sayekti, Fitria Diniah Janah Setiyaningrum, Ratna Sinta Puspitasari Sitohang, Dahlan Sulasmi Sulasmi Tika Vera Vidya Listyatama Wahyuningsih, Putri Susilo Wahyuningsih, Putri Susilowati