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Journal : HAYATI Journal of Biosciences

Ectoine and Hydroxyectoine from Halophilic Bacteria Isolated from Traditional Solar Saltern at Pejarakan Village, Buleleng Regency, Bali I Putu Parwata; Siti Maryam; I Nyoman Tika
HAYATI Journal of Biosciences Vol. 29 No. 5 (2022): September 2022
Publisher : Bogor Agricultural University, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.4308/hjb.29.5.669-680

Abstract

The increased use of ectoine and hydroxyectoine in cosmetics and pharmaceuticals has led to the increasing demand for these bioactive compounds. This study aims to investigate the production of ectoine and hydroxyectoine by halophilic bacteria isolated from traditional solar saltern at Pejarakan Village, Buleleng Regency, Province of Bali, Indonesia. The halophilic bacteria were grown from the brine and the sediment samples using Luria Bertani media. The production of ectoine and hydroxyectoine was determined by inoculating the bacteria in MM63 media containing 12% w/v NaCl. Ectoine and hydroxyectoine were then extracted from the bacterial cells using a mixture of methanol/chloroform/water (10/5/4). Finally, the ability of the bacteria to excrete ectoine and hydroxyectoine was investigated using the osmotic downshock technique. The results showed that a total of 88 halophilic bacteria have been isolated which showed varied salt tolerances from 0 to 27.5% w/v. Most of the bacteria (86 isolates) were able to grow in MM63 media, suggesting the potential of the bacteria producing ectoine and hydroxyectoine. Further investigation showed that 33 selected halophilic bacteria were able to produce ectoine and hydroxyectoine with levels of 9.1 to 301.8 mg/L and 3.9 to 122.1 mg/L, respectively. All the bacteria were also able to excrete ectoine and hydroxyectoine after the osmotic downshock process with levels of 9.8 to 277.5 mg/L and 14.3 to 122.7 mg/L, respectively. The best ectoine and hydroxyectoine-producing bacteria showed the closest homology relationship with Salinivibrio costicola and Salinivibrio kushneri. Our study has found several promising candidates for ectoine and hydroxyectoine producers.
Co-Authors Abidah, Firry Admyana, Putu Budi Adrianus I Wayan Ilia Yuda Sukmana AGUNG MADHI PRAYOGA . Agus Wijaksono Agustiana, I. G. A. T. agustina dewi Agustina Dewi Agustinasari Agustinasari Ahzan, Sukainil Ajito, Timoteus Anak Agung Istri Brahmani Prita Dewi Anak Agung Sagung Krisna Darmawati Ananda Wikrama Tungga Atmaja Ananta Wikrama Tungga Atmaja Anantawikrama Tungga Atmadja Artawan, I Putu Arwan Arwan Atmaja, Anantawikrama Tungga Ayu Sri Wahyuni Desak Made Citrawathi Desak Putu Parmiti DEWI SARTIKA Dian Ristiani Sabat, Dian Ristiani Dr. Ni Made Pujani,M.Si . Drs. I Wayan Darsana,M.Ed . Dwipa, Ida Bagus Made Asmara Eka C.G. Kerihi Eky, Vicky Enggy Clovidea Indra Fauzi, Azra Fifi Fitriana Sari, Fifi Fitriana Firry Abidah Fitriani, Herdiyana Frieda Nurlita Gede Agus Beni Widana Handayani, Baiq Vina Hasbi Heni Kumalasari Heron Hignasari, L.Virginayoga Holyness Nurdin Singadimedja I D Raka Rasana I DEWA GEDE ANOM . I G. A. A. Dyah Armayanti I Gede Astawan I Gede Astra Wesnawa I Gusti Agung Komang Diafari Djuni Hartawan I Gusti Ayu Tri Agustiana I Gusti Ayu Triagusiana I Kadek Arisujarnata I Kadek Sukarsa . I Ketut Supir I Made Citra Wibawa I Made Sudarsa I Made Sutajaya I Nyoman Suardana I Putu Parwata I Putu Wisna Ariawan I W. Karyasa I W. Muderawan I Wayan Jaya Antara . I Wayan Karyasa I Wayan Lasmawan I Wayan Muderawan I Wayan Redhana I Wayan Sadia I Wayan Suastra I Wayan Subagia I Wayan Suja I.M. Adi Kurniarta IB. Siwa . Ibrahim, Musimin Ida Bagus Alit Arta Wiguna Ida Bagus Jelantik Swasta Ida Bagus Made Asmara Dwipa Ida Bagus Putu Arnyana Indi Syifa Maulidati IVANA NITA MONDOLU ., IVANA NITA MONDOLU Iwan Abdy Iwan Suswandi Jayadiningrat, Made Gautama KADEK AYU SRI WAHYUNI . Kadek Leni Widiartini Kadek Wimardiyanti Laksmi, Putu Putri Dena laxmi zahara LINA SURAYYA . Luh Gede Sutaryani Luh Putu Budi Yasmini Luh Putu Desy Puspaningrat Luh Putu Sathya Dewi Luh Putu Yeni Andriyani Luhur Bayuaji, Luhur Made Intan Pradnyamita Made Kartika Sari Maria Angelica Ayu Gloria Jagga Wali Minanti, Ni Nengah Astri Misrahayu, Yuni Musimin Ibrahim N. M. Y. Anita N. Ramadiyanti Ni Ketut Heri Kusumaningsih Ni Ketut, Ananta Wikrama Tungga Atmaja Ni Ketut, Erawati Ni Ketut, Wayan Suastra Ni Luh Gede Karang Widiastuti NI LUH SUDEWI . Ni Made Ary Suparwati Ni Made Ayu Suryaningsih Ni Made Raningsih NI MADE SUPATNI ., NI MADE SUPATNI Ni Made Wiratini Ni Nengah Astri Minanti Ni Putu Dwi Sucita Dartini Ni Putu Giyan Adnya Antari . NI PUTU MARHENI . NI PUTU MERRY YUNITHASARI . Ni Putu Wahyu Dewi Arningsih Ni Putu Winni Widiastuti Ni Putu Wulan Romianingsih Ni Putu Yuliani Ni Wayan Martiningsih NI WAYAN NITA ULANTARI . NI WAYAN SUNARTHI ., NI WAYAN SUNARTHI NI WAYAN YULITA AMANDA . Nikmatur Rohmaya NUR RAMADIYANTI . Nurfidianty Annafi, Nurfidianty Nurlita, Frieda Nyoman Dantes Pahmi, Samsul Paramita, Shanti Poerwati, Christiani Endah Pradnyamita, Made Intan PROF. I WAYAN SUBAGIA, M.App.Sc.,Ph.D . Puspaningrat, Luh Putu Desy Putri Sarini Putu Agus Putra Dwipayana Putu Agus Putra Dwipayana PUTU ARIMBAWA S. . Putu Artawan Putu Budi Adnyana PUTU PREMA SWARI . Qonita Awliya Hanif Rai Putri Diantari Ramadiyanti, N. Rasana, I D Raka Romianingsih, Ni Putu Wulan Rosmita, I Gusti Ayu Agung Mas Rudiana Agustini Rusdiana Yusuf Sang Nyoman Putra Darma Serma Adi, Ni Nyoman Siti Maryam Suandayani, Dewa Ayu Sukroyanti, Baiq Azmi Syarifuddin Syarifuddin Tjokorda Gde Putra Wirama Triagusiana, I Gusti Ayu Tungga Atmaja, Ananta Wikrama Vicky Enggy Clovidea Indra Eky Wayan Karyasa Wayan Suastra Wewe, Melkior Wibawa, Made Citra Witraguna, Kadek Yudista Witraguna Yuliani, Ni Putu Yuliati, Ni Komang Dwi Eka Yundari, Yundari