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Journal : Thrive Health Science Journal

Antibacterial Activity Test of Ethanol Extract of Palm Leaves (Catharantus roseus) Against Staphylococcus aureus and Escherichia coli Bacteria Fitriana, Yuli; Iradhatullah, Sri Putriani; Sugara, Taufan Hari; Hendriyani, Irmatika; Nurbaety, Baiq; Faisal, Muhammad
THRIVE Health Science Journal Vol. 2 No. 2 (2025): September
Publisher : Balai Publikasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56566/thrive.v2i2.424

Abstract

Ethanol extract of virgin palm leaves (Catharantus roseus) contains active compounds that have potential as natural antibacterial. This study aims to test the antibacterial activity of the extract against Staphylococcus aureus and Escherichia coli bacteria. The leaves of the tread are extracted using the maceration method with a 70% ethanol solvent. The extraction results showed a yield of 6.1% and the identification of compound content showed the presence of alkaloids, flavonoids, saponins, tannins, and phenols. The antibacterial test was carried out by disc diffusion method using concentrations of 60%, 80%, and 100%. Antibacterial activity was tested by calculating the resulting inhibition zones against both types of bacteria. The results showed that in Staphylococcus aureus bacteria, the concentration of 100% resulted in an inhibition zone of 11.66 mm which was classified as strong. In contrast, in Escherichia coli bacteria, the same concentration resulted in an inhibition zone of 2.66 mm which was in the weak category. This difference in effectiveness is due to the cell wall structure of gram-positive and gram-negative bacteria. The results of this study identified that ethanol extract of virgin leaves has a greater potential for gram-positive bacteria than gram-negative. The ethanol extract of virgin leaves demonstrated antibacterial activity against both Staphylococcus aureus and Escherichia coli, with stronger effects observed against S. aureus.
Co-Authors Abdul Rahman Wahid Abdul Rahman Wahid Affandi, Rizal Agus Suprianto Akbar, Shah Iqbal Ikraman Alvi Kusuma Wardani Ana Setia Haeroni Anak Agung Gede Sugianthara Anisa Anisa Anna Pradiningsih Anna Pradiningsih Arif Rahman Baiq Dwigita Wahyu Izzati Baiq Leny Nopitasari Baiq Leny Nopitasari Baiq Leny Nopitasari Baiq Leny Nopitasari Baiq Lenysia Puspita Anjani Baiq Lenysia Puspita Anjani, Baiq Lenysia Puspita Bimantika, Fara Mutia Catur Esty Pamungkas Cyntiya Rahmawati Dwi Kartika Cahyaningtyas Dyah Aryani Perwitasari Dzun Haryadi Ittiqo Ekarani Suryaningsih Eko Satria Putra Firliani, Firliani Furqani, Nur Furqoni, Nur Hafni Zuhroh Hapsari, Yunita Hardiani, Baiq Rizki Hendriyani, Irmatika Iche Rahma Saputri Ida Ayu Tiara Dita Igayatni, Rahayu Indah Rahmawati Indri Natasari Indriyani Makmun, Indriyani Intan Sahira Iradhatullah, Sri Putriani Irmatika Hendriyani Isti Aulia Febrianti Ittiqo, Dzun Haryadi Lestari, Cahaya Indah Listi, Iqro Suryati Mahacita Andanalusia Maharani, Anggina Putri Nabila Mardiyah WD, Siti Mayada, Silhiyatun Melati Permata Hati Muhammad Faisal Nadya Silva Rosa Nopitasari B. L. Nopitasari, Baiq Leny Novianti Novianti Nur Fauziah Nur Furqani Nur Furqoni NURSELA HIJRIANI Nurul Qamariah Rista Andaruni Nurul Qiyaam, Nurul Pamungkas C. E. Pamungkas, Catur Esty Partini, Tien Pradiningsih, Anna Purnama Supyan Assauri Puspitasari, Sintha Putra, Eko Satria Putri Jeniti Putu Gede Suriya Gunawan Rahma Nanda Muriani Rahmawati, Cyntiya Rasmiwati, Rasmiwati Rendy Alya Praja Rihhadatul Aisy Risma Widia Ningsih Rizka Andalusia Rizka Andalusia Rosdiawati Rosdiawati Rosdiawati, Rosdiawati Rospia, Evi Diliana Rozali Bayu Sugarda Safitri, Santi Safwan Safwan Safwan Safwan, Safwan Saptahadi, Lalu Iman Saputra, Yoga Dwi Shah Iqbal Ikraman Akbar Siti Mardiyah WD Sugara, Taufan Hadi Taufan Hadi Sugara Taufan Hari Sugara Tien Partini Uswaton Hasanah Wahid, Abdul Rahman Wardani, Alvi Kusuma WD, Siti Mardiyah Widayatul Khairi Wirawan Adikusuma Yuli Fitriana Yuli Fitriana Yuli Fitriani