Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Ni Luh Gede Ratna Juliasih"'
Autor:
Wawan Abdullah Setiawan, Andi Setiawan, Nafila Khansa Salsabila, Widyastuti Widyastuti, Aspita Laila, Ni Luh Gede Ratna Juliasih, Bambang Irawan, Peni Ahmadi, Ety Apriliana, Masayoshi Arai, John Hendri
Publikováno v:
Science and Technology Indonesia, Vol 9, Iss 4, Pp 779-789 (2024)
This study aimed to assess glucosamine production through enzymatic activity, utilizing actinomycetes sourced from shrimp shell waste (SSW) in a solid-state fermentation (SSF) process. A total of 16 actinomycetes underwent chitinase activity screenin
Externí odkaz:
https://doaj.org/article/b78a9422261443f797ecd004199a1999
Autor:
Ridho Nahrowi, Siti Solehati, Widyastuti Widyastuti, Ni Luh Gede Ratna Juliasih, Kamisah Delilawati Pandiangan, Andi Setiawan, John Hendri
Publikováno v:
Science and Technology Indonesia, Vol 9, Iss 3, Pp 517-528 (2024)
Fucoxanthin is an anticancer, antioxidant, antimicrobial, and anti-inflammatory bioactive compound. Unfortunately, the conjugated double bonds of the fucoxanthin structure make it unstable, posing issues for product development, particularly with reg
Externí odkaz:
https://doaj.org/article/381cd67cab794dccb8b479080b784301
Autor:
Syaiful Bahri, Wawan Abdullah Setiawan, Fendi Setiawan, Rosyidatul Lutfiah, Ni Luh Gede Ratna Juliasih, Yuli Ambarwati, Peni Ahmadi, Masayoshi Arai, John Hendri, Sutopo Hadi, Andi Setiawan
Publikováno v:
Science and Technology Indonesia, Vol 9, Iss 3, Pp 594-604 (2024)
Endophytic fungi originating from mangroves are potential sources of secondary metabolites with varying bioactivities. This research explores the bioactive metabolites produced by endophytes derived from mangrove plants. Endophytic fungi were collect
Externí odkaz:
https://doaj.org/article/bbf89f2c9b4b451e9ef9d5e21d2a947e
Autor:
Suripto Dwi Yuwono, Ridho Nahrowi, Andi Setiawan, Ni Luh Gede Ratna Juliasih, Irza Sukmana, Wasinton Simanjuntak, Sutopo Hadi
Publikováno v:
Science and Technology Indonesia, Vol 7, Iss 3, Pp 263-268 (2022)
In medicinal field, delivery agent is a very important substance to improve the efficiency of drug used by improving the stability and preventing the degradation of drug during the medical treatment. Due to these important roles of the drug delivery
Externí odkaz:
https://doaj.org/article/318f7e143fc14468b67875a851bf3d90
Autor:
Aspita Laila, Fendi Setiawan, Widyastuti Widyastuti, Muhammad Rizky Fadhilah, Andi Setiawan, Ni Luh Gede Ratna Juliasih, Wawan Abdullah Setiawan, Ety Apriliana, Peni Ahmadi, Masayoshi Arai, John Hendri
Publikováno v:
Fermentation, Vol 9, Iss 4, p 334 (2023)
This study aimed to obtain novel bioactive compounds derived from actinomycetes associated with marine biota from the coast of Indonesia. Actinomycetes have been identified as a potential source of bioactive compounds through enzymatic fermentation.
Externí odkaz:
https://doaj.org/article/5f155ff4692d47659e863c323cd30933
Publikováno v:
Jurnal Kimia Sains dan Aplikasi, Vol 24, Iss 1, Pp 29-36 (2021)
Method verification for metal analysis (Cd, Cr, Cu, Ni, Co, and Mn) in surface water using Inductively Coupled Plasma (ICP) was carried out to evaluate the method’s performance in the laboratory-based on US Method EPA 200.7. The verified method is
Externí odkaz:
https://doaj.org/article/fc6cc80c7b9c485086d8bbe6e00044ab
Publikováno v:
Αl-Kimiya: Jurnal Ilmu Kimia dan Terapan, Vol 6, Iss 2, Pp 75-80 (2020)
Teknik ekstraksi fase padat (solid phase extraction, SPE) telah banyak menggantikan ekstraksi cair-cair karena sifatnya yang lebih ramah lingkungan dengan menggunakan volume pelarut lebih sedikit, waktu yang cepat dan proses yang mudah. Namun demikia
Externí odkaz:
https://doaj.org/article/aedb7eeaac434578951561c0924ceee8
Autor:
Widyastuti Widyastuti, Fendi Setiawan, Chasya Al Afandy, Arik Irawan, Aspita Laila, Ni Luh Gede Ratna Juliasih, Wawan Abdullah Setiawan, Masayoshi Arai, John Hendri, Andi Setiawan
Publikováno v:
Fermentation, Vol 8, Iss 8, p 353 (2022)
Shrimp shell waste is a potential source of the biopolymer chitin. Through fermentation, chitin can be converted into its derivative products. This study aimed to isolate and characterize the products of the biodegradation of chitin from shrimp shell
Externí odkaz:
https://doaj.org/article/88f7d1bd5361482ea87a563945e51e51
Autor:
Andi Setiawan, Fendi Setiawan, Ni Luh Gede Ratna Juliasih, Widyastuti Widyastuti, Aspita Laila, Wawan A. Setiawan, Fernandy M. Djailani, Mulyono Mulyono, John Hendri, Masayoshi Arai
Publikováno v:
Journal of Fungi, Vol 8, Iss 3, p 280 (2022)
Secondary metabolites of actinomycetes are a potential source of bioactive compounds in the agricultural sector. This study aimed to determine the fungicidal properties of extracts of marine organism-derived actinomycetes. Actinomycetes were isolated
Externí odkaz:
https://doaj.org/article/347431ff1dcd4496aca710f956d0a86e
Autor:
Andi Setiawan, Widyastuti Widyastuti, Arik Irawan, Oklis Syahrin Wijaya, Aspita Laila, Wawan Abdullah Setiawan, Ni Luh Gede Ratna Juliasih, Kenichi Nonaka, Masayoshi Arai, John Hendri
Publikováno v:
Fermentation, Vol 7, Iss 4, p 247 (2021)
Marine actinomycetes are prolific microorganisms; however, knowledge of their diversity, distribution, and secondary metabolites is limited. Marine actinomycetes represent an untapped source of novel bioactive compounds. In this study, we investigate
Externí odkaz:
https://doaj.org/article/1448d8d962df494b91708eedfda61a96