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Journal : JURNAL KIMIA SAINS DAN APLIKASI

The Effect of miR-10b Mimic Transfection on Invasion and Proliferation Gene Expression as the Direct Target of the miR-10b Pathway in T47D Breast Cancer Cell Lines Arisanty, Dessy; Eshak, Zolkapli; Wahyuni, Fatma Sri; Achyar, Afifatul; Khairani, Salsabila Putri
Jurnal Kimia Sains dan Aplikasi Vol 29, No 1 (2026): Volume 29 Issue 1 Year 2026
Publisher : Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jksa.29.1.58-63

Abstract

Breast cancer remains one of the leading causes of death in women worldwide, with high incidence and mortality rates. The abnormal expression of the small non-coding RNA, microRNA-10b (miR-10b), has been associated with breast cancer progression. miR-10b is involved in various biological processes, including proliferation, metastasis, and drug resistance. However, the underlying mechanism by which miR-10b contributes to breast cancer progression remains unclear. This study aimed to investigate the effect of miR-10b on the expression of HOXD10 and PI3K genes, as well as its impact on cell viability and proliferation in breast cancer cells. In this study, T47D breast cancer cells were transfected with mimic miR-10b using the FANA-oligo transfection method at concentrations of 1, 2.5, and 5 µM. Cell viability was assessed using the MTT assay, while HOXD10 and PI3K gene expression levels were measured using RT-qPCR and ELISA. Data were analysed using paired t-tests with SPSS, and results were considered statistically significant at p < 0.05. The results showed that mimic miR-10b induced a dose-dependent increase in cell proliferation. Notably, only HOXD10 gene expression was significantly affected by the transfection, while PI3K gene expression remained unchanged. Cells transfected with 5 µM miR-10b mimic exhibited the highest proliferation rate compared to non-transfected controls (p < 0.05). In conclusion, miR-10b promotes breast cancer cell proliferation by downregulating HOXD10 expression, independent of PI3K, suggesting it is a potential target for further investigation.
Co-Authors Aaliyya, Zaki S. Abdah M.D. Akim Achyar, Afifatul Afriani, Nita Agustian, Dede Rahman Aizah, Havina Nurul Amel Yanis Andani Eka Putra Anggiansyah Pohan Annisa Permata Sari, Annisa Permata Aprilia Susanti, Aprilia Ariesko Gunanda Rangkuti Ariouso, Al H. Asmah Rahmat Asmah Rahmat Budianto, Raymond E. Cimi Ilmiawati, Cimi Daan Khambri Dede Agustian Rahman Desmawati Desmawati Dina Arfiani Rusjdi Dwi Yulia Elizabeth Bahar Endrinaldi Erlina Rustam Erly Erly Eti Yerizel Eva Decroli Fadrian, Fadrian Fatma Sri Wahyuni Fauziah Othman Hanum, Fathiya Juwita Hasnah Hasnah Hasnah, Hidayatul Havina Nurul Aizah Hirowati Ali Hirowati Ali, Hirowati Husnil Kadri Ilham Andhika Zulen Ilmiawati, Ilmiawati Kamila, Isna C. Khairani, Salsabila P. Khairani, Salsabila Putri Larasati, Aulia Sepriadina Lim, Nurul Naimah binti Muhammad Khairuddin Linosefa Linosefa Magza, Dekasih Tria Maharani, Malya CS. Malinda Meinapuri Meilisa Rahmawati Mulfa Satria Asnel Nadya Mirenda Putri Nathaniel, Kevin Nelmi Silvia Noverika Windasari Noza Hilbertina Nugraha, Ikwandi C. Nurhayati, Nurhayati Nurmawaty - Pratama, Fajri Rahendra Pratama, Fajri Rahendra Puti Anggun Sari Rahmaddiansyah, Refa Rahmadian, Rizki Rahman, Awalil RK. Rahmatini . Rahmawati, Meilisa Rahmi, Wahida Rauza Sukma Rita Refa Rahmaddiansyah Refa Rahmaddiansyah Risviani, Darayani Rizki Rahmadian Rusti, Sukarsi Salsabila, Amilia Salsabila, Amilia Sari, Annisa Permata Shofiy, Alifya R. Sofia Mubarika Sofia Mubarika Haryana Suhaida. M. Jalil Sukarsi Rusti Susanti, Aprilia Syakira, Hasya Syakira, Hasya Theodora, Eillen Tofrizal Tofrizal Tofrizal Tri Anggraini, Fika Tyas, Syanindhita Wikanthining Ulya Uti Fasrini Utama, Bobby Indra Vella Amalia Wahida Rahmi Wahyudi, Dhyani P. Wirsma Arif Harahap Wiwi Pertiwi Yanwirasti - Yanwirasti - Yulia, Dwi Yuniar Lestari Yustini Alioes Zolkapli Eshak Zolkapli Eshak