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Journal : Jurnal Riset Biologi dan Aplikasinya

Characterization and Molecular Identification of Lipolytic-bacterial Isolates Forming Biofilm on Polyethylene Plastic Ariyanti, Olivia Puja; Agustina, Putri; Anif, Sofyan; Seno, Hernandito Aryo; Hardianto, Alden Ganendra Madhava Priya; Mandiri, Listy Hasti; Zulperi, Dzarifah; Jamil, Nazia; Rahayu, Triastuti; Sidiq, Yasir
Jurnal Riset Biologi dan Aplikasinya Vol. 7 No. 1 (2025)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jrba.v7n1.p57-65

Abstract

Polyethylene (PE) plastic is one of the most widely used for multiple purposes and leading the environmental problems. Lipolytic bacteria are promising agents to reduce the plastic waste. The dry weight of PE plastic was reduced by 33 % in the Winogradsky's column after 45 days of incubation. However, the lipolytic bacteria responsible for those reduction was unknown. This study aimed to characterize and identify the potential lipolytic bacterial isolates forming biofilm on polyethylene PE plastics. Samples of lipolytic bacterial isolates were screened on tributyrin selective media based on the formed clear zone. Moreover, the 16S rRNA genes of the two most potential lipolytic bacterial isolates were amplified. Then, the amplicons of the 16S rRNA gene were sequenced. This study found two potential lipolytic bacteria isolates, AB A-2 and AB M-3, which had the characteristics of round colonies, wavy edges, convex surfaces, and milky white color. The two isolates are gram-positive and have the shape of Coccobacillus cells. The molecular identification showed that AB A-2 isolate was Bacillus sp., while AB M-3 isolate was Bacillus amyloliquefaciens. This finding contributes to novel bacterial isolates that potentially overcoming the plastic waste problem.
Co-Authors A.A. Ketut Agung Cahyawan W Adilla Nur Azizah Adityaradja, Bagas Alanindra Saputra Alanindra Saputra Alanindra Saputra Alanindra Saputra Anatri Desstya Anggita Juniar Laspartriana Anggun Dwi Nur Annisa Anhari, Minhatul Ulya Anjani, Nofa Annur Indra Kusumadani Apriliana, Cindi Dila Ariyanti, Olivia Puja Arum Dyah Ripdiyanti Astuti, Dyah Azizah, Adilla Nur Bambang Harmanto, Bambang Bambang Sumardjoko Baskoro Adi Prayitno Baskoro Adi Prayitno Bowo Sugiharto Bowo Sugiharto Bowo Sugiyarto BUDI SETIADI DARYONO Condro Nur Alim D Djumadi Daryono, Budi S Dedi Gunawan Defina Anggita Silviani Devary Pradana Setyabudi Dewianty, Ratih Dicky Eka Prasetya Donny Widianto Donny Widianto Dyah Astuti Erma Musbita Tyastuti Erma Musbita Tyastuti Erma Musbita Tyastuti ERMA MUSBITA TYASTUTI Erma Musbita Tyastuti Erma Musbita Tyastuti Evi Dwi Kartikasari Fadilah, Fari Fari Fadilah Febrianti, Nisa Febriyanti, Vika Gamal Abdul Nasir Zakaria Ganno Tribuana Aji Guntur Nurcahyanto Haq, Muhammad Izzul Hardianto, Alden Ganendra Madhava Priya Hariyatmi Hariyatmi Harun Joko Prayitno Heri Siswanto Hernawan Sulistyanto Ihsan Nugroho Irfadhila, Dwega Izzatul Azmi Mulya Jakia, Nikmatu Jamil, Nazia Jumadi Jumadi Junita Dwi Wardhani Kistantia Elok Mumpuni Kistantia Elok Mumpuni Listy Hasti Mandiri Mandiri, Listy Hasti Maryana, Windri Masir, Rizkya A. Mauly Halwat Hikmat Mazwar Ismiyanto Miftakhul Huda Minallah, Aldin Nasrun Muhammad Izzul Haq Muhammad Nizar Muhammad Noor Kholid Muhammad Samsuri Muhammad Syahriandi Adhantoro Muslimawati, Dinny Patria Nabila Fitriyani Naufal Ishartono Ningtyas, Yoga Dwi Windy Kusuma Ninik Nihayatul Wahibah Ninik Nihayatul Wahibah Nurhidayat Nurhidayat Nurul Hikmah Kartini Oktiatama, Firlana Bakti Puguh Karyanto PUGUH KARYANTO Puguh Karyanto Purnomo Purnomo Purnomo Purnomo Putri Agustina Putri Agustina Putri Agustina Putri Salwa Salsabilla Putri, Vika Manda Ratih Dewianty Ratnasari Diah Utami Rika Dini Saputri Risnasari, Wanda Datik Rizko Hadi Rizko Hadi, Rizko Sabar Narimo Seno, Hernandito Aryo Septinawati, Septinawati Setyabudi, Devary Pradana Sigit Dwi Maryanto Sigit Dwi Maryanto Sigit Dwi Maryanto Silviani, Defina Anggita Siti Kartika Sari Siti Nur Syarifah Siti Nur Syarifah Siti Nuraini Siti Nurjanah Sofyan Anif Sri Katoningsih Sri Sat Titi Hamranani Suparti Suparti Suparti Suparti Suryawati, Andari Tri Sutama Syarifah, Siti Nur Temon Bagus Hidayatullah Triastuti Rahayu Trio Ageng Prayitno, Trio Ageng Tyastuti, Erma Musbita Ulya, Nuriya Hazma Arifatul Widi Widayat Yusnita Rahmawati Zainal Arifin Zakaria, Gamal Abdul Nasir Zulperi, Dzarifah