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Journal : science and technology indonesia

Potency of Leaf Water Extract Karamunting (Rhodomyrtus tomentosa) for Enhancing GLUT4 Translocation in Diabetic Rats Saleh, Irsan; Sutandar, Vivi Hendra; Amrina; Ningrum, Evi Dodik Novita; Sinaga, Ernawati
Science and Technology Indonesia Vol. 11 No. 2 (2026): April
Publisher : Research Center of Inorganic Materials and Coordination Complexes, FMIPA Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/sti.2026.11.2.742-749

Abstract

Insulin resistance and damage in the pancreas are associated with type 2 diabetes, which is a chronic disease affecting health, with 422 million people affected in 2016 and 1.5 million deaths related to diabetes in 2012. Several proinflammatory mediators, such as TNF-a andIL-6, may be involved in insulin resistance in T2DM. GLUT4 is one of the glucose transporters that help promote glucose uptake. GLUT4 activation is insulin-dependent in regulating glucose uptake. Karamunting (Rhodomyrtus tomentosa (Ait.) Hassk.) leaf water extract consists of alkaloids, flavonoids, triterpenoids, saponins, and tannins. This study proposes to investigate the potential of karamunting (R. tomentosa) leaf water extract to enhance glucose uptake by modulating GLUT4 translocation in the serum and skeletal muscle of diabetic rats. The dose variations used in this study were 100 mg/kgBW, 200 mg/kgBW, and 400 mg/kgBW. Based on the results, oral administration of karamunting water extract increases GLUT4 expression in serum. It increases GLUT4 mRNAlevels in the skeletal muscle of the diabetic rat. It decreases TNF-a and IL-6 expression, with a 100 mg/kg BW dosage being the most effective. Meanwhile, 100 mg/KgBW is the most effective dosage for decreasing HOMA IR. These results indicate that karamunting (R. tomentosa) leaf water is antidiabetic by lowering TNF-a, IL-6, and HOMA IR in diabetic rats while increasing GLUT4.
Co-Authors Abdi Wijaya Abdulwahab Hakimi Ade Suryaman Aditiawati Aditiawati Adnan Abadi, Adnan Adrian, Ronny Ahmad Rasyid ahmad rasyid, ahmad Ahmad, Zen Aisya Turridho AK Ansyori Akmal, Reza Ali Ghanie Ali Ghanie Ali Ghanie Alif Fathur Rachman, Muhammad Alvilusia, Alvilusia Alwi Shahab Amir Fauzi Amir Fauzi Amrina Andi Putra Siregar Anggeria, Septa Anita Tursia Ansyori, AK Arlis Karlina Aseptianova Aseptianova Athiah, Medina Ayeshah A Rosdah Azhari Azhari Banun, Syahri Bastian Bastian Bastian Bintang Arroyantri Prananjaya Chairil Anwar Chairil Anwar Chakra, Aerul Dalillah Dalillah Debby Handayati Denis Puja Sakti Desi Oktariana Dessy Adhriyani, Dessy Diah Komala Sari Dian Puspitasari Dian Wahyuni Dwi Handayani Dwi Handayani Dwirini Retno Gunarti Eddy Mart Salim Eddy Mart Salim Eddy Mart Salim Eddy Mart Salim, Eddy Mart Eeng Yoneska Effendi, Ian Effendi, Kms. Yusuf Efman EU Manawan Efman Manawan Efrieni Yusuf Ella Amalia, Ella Emilia Eny Rahmawati, Eny Ernawati Sinaga Erwin Sukandi Erwin Sukandi Evi Lusiana Fadhyl Zuhry Lubis Fatmawati Fatmawati Fatmawati Ferdi, Roni Ferry Usnizar Fransisca Srioetami Tanoerahardjo Fransisca Srioetami Tanoerahardjo Fransisca Srioetami Tanoerahardjo Fuad Bakry Gita Dwi Prasasty Hafizzanovian, Hafizzanovian Heni Maulani, Heni Herdana, Nova Hermansyah Ian Effendi Iche Andriyani Liberty, Iche Andriyani Ika Kartika Imran Saleh Irawan Mangunatmadja Irfannuddin Irfannuddin Irfanuddin Irfanuddin Istiqomah, Amelia Izzah, Puspita Nurul Jayawarsa, A.A. Ketut Joko Marwoto Jusak Nugraha Kamaluddin Kamaluddin Kartini Wulan Kemas Ya'kub Rahadiyanto Kemas Ya'kub Rahadiyanto Kemas Ya'kub Rahadiyanto Kendenan, Margaretha Kesty, Cindy Kms Yusuf Effendi Krisna Murti Krisna Murti kurniati, nova Kusrini, Ida Kusuma Harimin, Kusuma Legiran Legiran Leni Wijaya, Leni Makbruri Amin Margaretha Kendenan Maria Ulfa Mediarty Mega Sary Mezfi Unita Mudinillah, Adam Muhamad Ayus Astoni Muhammad Hadi Wijaya Muhammad Haryadi Ade Kurnadi Nadia Karimah Amalia Zulfadli Nia Savitri Tamzil Ningrum, Evi Dodik Novita Nita Parisa Nova Herdana Nova Kurniati Nova Kurniati Nova Kurniati Nova Kurniati Novadian Novadian Novadian, Novadian Nugroho, Suroso Adi Nur Riviati, Nur Nuswil Bernolian Oktariana, Desi Owen Hu Pahlawan, M Kaisar Patwa Amani, Patwa Peby Maulina Lestari, Peby Maulina Phey Liana Poedji Loekitowati Hariani Purwoko, Izazi Hari Puspa Zuleika, Puspa Putra, Hadrians Kesuma RACHMAT HIDAYAT Rachmat Hidayat Raden Muhammad Indra Radiyati Umi Partan Rahadiyanto, Kemas Ya'Kub Rahadiyanto, Kemas Ya’kub Ramadhan, Philosophia Ramzi Amin Ramzi Amin, Ramzi Ratih Pratiwi Reza Akmal Riani Erna Ridzqie Dibyantari Rieke Cahyo Budi Utami Rizal Zainal Rizani Amran Rizda, Dian Permata Rizki Andini Nawawi Ronny Adrian Rostika Dewi Rukiah Chodilawati Rukiah Chodilawati Sabri Prihantika Sabrina, Tia Safyudin Salmon Charles Pardomuan Tua Siahaan Salni Salni Salni Salutondok, Welly Sari, Febrina Sary, Mega Sastradinata, Irawan Shahab, Alwi Shaum Shiyan Soenarto Kartowigno Sri Nita Sri Nita Sri Nita, Sri Stevanny, Bella Subandrate Sudarto Sudarto Sulfa Esi Warni Suprapti Suprapti Suprapti Suprapti Susilawati Susilawati Sutandar, Vivi Hendra Syamsu Indra Syifa Alkaf Tanoehardjo, Francisca Srioetami Tanoehardjo, Francisca Srioetami Tanzil, Iswadi Tati Lahmuddin, Tati Tatit Nurseta Taufik Indrajaya Taufik Indrajaya Taufik Indrajaya Taufik Indrajaya Taufik Indrajaya Tengku Arfi Sulaiman Theodarus, Theodarus Theodorus Theodorus Tiara Fatrin Triwani Triwani Triwani Triwani Tursia, Anita Usman Said, Usman Usman, Fatimah Veny Larasati Widyastuti Wina Safutri Wresnindyatsih Wresnindyatsih, Wresnindyatsih Yeni Agustin Yeni Agustin Yenny Dian Andayani Yesi Astri Yudhie Tanta Yulia Farida Yahya Yulia Iriani Yundari, Yundari Yuniza Zahrah Aliyah Qonitah Zen Ahmad Zen Ahmad Zen Hafy Ziske Maritska Zulfadli, Nadia Karimah Amalia Zulfiawan, Zulfiawan Zulkarnain Musa, Zulkarnain Zulkhair Ali Zulkhair Ali Zulkhair Ali Zulkifli Zulkifli Zulkifli Zulkifli