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Journal : Molekul: Jurnal Ilmiah Kimia

Isolation and Identification of Cellulolytic Bacteria from Gut of Horn Beetle Larvae (Oryctes rhinoceros L.) Riskawati, Riskawati; Natsir, Hasnah; Dali, Seniwati; Baharuddin, Maswati
Molekul Vol 18 No 2 (2023)
Publisher : Universitas Jenderal Soedirman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jm.2023.18.2.6848

Abstract

The horn beetle larvae (Oryctes rhinoceros L.) contain symbiotic bacteria that are used to digest and degrade cellulose as food so that it has the potential to produce cellulase enzymes. This study aims to isolate, characterize and identify microbial symbionts from horn beetle larvae that have the potential to produce cellulase enzymes.The methods in this study include morphology and physiology identification of bacteria, qualitative and quantitative activity tests and species determination using 16S rRNA sequencing technique. Based on the results of morphological observations, five bacterial isolates were taken which has the potential as a cellulase producer is indicated by the presence of a clear zone that is produced when a qualitative test is carried out using congo red staining with different cellulolytic indices. Based on the quantitative bacterial activity test using UV-Vis, the highest activity was found in PES3 isolates at 1.62 x 10-2 and PES5 at 1.61 x 10-2. Species determination results found that PES3 isolates belonged to the genus Acinetobacter and PES5 belonged to Pseudomonas. In addition to the isolates obtained for the environment and the industrial sector, cellulolytic bacteria can provide added value such as hydrolyze cellulose waste into alternative fuels.
Co-Authors Abdurahman Abdurrahman Aco, Putri Mawa Sari Adindi, Satria Agus, Nurfadillah Ahmad Afif Ainun Jariyah Akhfar, Mariani Amir Lukum, Amir Ana Dhiqfaini Sultan, Ana Dhiqfaini Andriani, Miftakul Anti Kinas, Arni Arief Fitrah Istiyanto Aslim, Muhammad Auliyani, Siti Baharuddin , Hendra Baharuddin, Hendra Baso Akib Budiarti Putri Uleng Damayanti Damayanti Dewi Hikmah Marisda Eli Ermawati Eliyah Acantha Manapa Sampetoding Fadillah, Ummu Farah Fajri, Nofias Fakhrimantho, Agus Fatihanursari, Fatihanursari Fitrah, Andi Nurul Gafur, Muzna Ardin Abdul Hadijah Hadijah Handayani, Yuni Hardianti, Fatimah Harmonika, Sri Hasin, Ardiansah Hasnah Natsir Hendra Hendra Herman, Nurul Muthmainnah Hilmi Najamudin, Muhammad Hudriati, Andi Humaira MS, A. Musfira Dwi Idriani, Reski Idris, Ihfa Indira Nurnaifah Iin, Iin Jafar, Agustina Jalil, Erniwati Juliana, Ana Junianti, Fitri Kaso Sanusi, Dirgah Khaeruddin Khaeruddin Kurnia, Fira Lestari, Rianti Indah Lisalohit, Sulaiman Lubis, Deli Anggraeni Made Diah Ratna Dewi Mahmudah, Zuhrotul Malibela, Yulia Katrina Mappeasse, Muh Yusuf Mardiana, Lina Marhani Marhani MARIA VERONIKA ROESMININGSIH Maruapey, Ajang Maswati Baharuddin Mayor, Felia Imelda Mega, Bayu Lesta Melati, Amelia Puspita Mohammad Arief Nur Wahyudien Muh. Khalifah Mustami MUHAMMAD HASBI Muhammad Ikhsan Muhammad Irham Muhammad Kasran Muliana, Nur Munawarah Munawarah, Munawarah Mutahharah Hasyim, Mutahharah Ni Luh Saras Santi Nock M, Jesika Noviyanti Noviyanti, Noviyanti Nur Khaerani Busri Nur Samsi, Andi Nurazmi, Nurazmi Nurbaedah, Nurbaedah Nurlina Nurlina Nursam Nursam NURUL ANNISA Nurwijayanti Padliani, Iin Pani, Rahmayatul Putri, Astrina Wulan Raba Natahanie Rahmawati, Rahmawati Ratnawati Ratnawati Rawi, Rais Dera Pua Rezki Hamzah, Ria Rezki natsir, Andi Dian Sry Rizki Rinaldi, Ade Rombe, Wanti Rosalina, Febrianti Salwa Rufaida Sangadji, Zulkarnain Satriani Satriani Seniwati Dali Sindi, Sindi Sri Agustini Sri Rosita Sri Wulan, Sri Sudirman Sudirman Sukmawati Sukmawati Sulaiman, Lisaholit SULFIANA, SULFIANA Suparni Sampetan, Suparni Susi Ekawati Taqwin, Muhammad Thahir, Nur Fadillah Tjandi, Yunus Tri Handayani Amaliah Wakiah, Nurul Wardan, Kharisma Dewi Sukma Wardana, Anita Watie, Ritha Hima Widiasih, Widiasih Winarti, Widya Yulianti Yusal, Yulianti Yusri Handayani Yusri Yusri Zaenab, Syarifah Zakariah, Mohd Ihwan Bin