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Journal : Berkala Perikanan Terubuk

AKTIFITAS ANTI BAKTERI SPESIES ASTERIAS FORBESII TERHADAP BEBERAPA JENIS BAKTERI PATOGEN Siti Juariah; Dwi Suryanto; It Jamilah
Berkala Perikanan Terubuk Vol 42, No 2 (2014): Juli 2014
Publisher : Fakultas Perikanan dan Kelautan, Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (329.043 KB) | DOI: 10.31258/terubuk.42.2.%p

Abstract

ABSTRACTTo avoid contamination of bacteria pathogens natural and safe antibacterial agent is needed. The alternative sources of antibacterial compound is derived from sea star. In this extraction study of sea star activity showed that activity of the methanol from extract of starfish have the highest inhibition against for several bacterial pathogens compared to that of ethyl acetate and n-hexane extract with inhibition zone of 9.5 mm, 8.5 mm, 10.0 mm, 11.0 mm in S. aureus, B. subtilis, P. auroginosa and E. coli respectively. It showed that of TLC preparatif triterpenoid was capable inhibition more in Gram negative bacteria (Asterias forbesii) has been caried out to obtain antibacterial compounds. To determine bioactive components in the extract of sea star chemical test has been conducted. Toxicity of secondary metabolites was determind using method of Brine Shrimp Lethality Test (BSLT). Assay of antibacterial activity of starfish extract was conducted against four pathogenic bacterial strains, two Gram-positive bacteria (Staphylococcus aureus and Bacillus subtilis), and two Gram-negative bacteria (Pseudomonas auroginosa and Escherichia coli). The result showed that the methanol extract contained alkaloid, terpenoids, saponins and flavonoids, while the extract of n-hexane and ethyl acetate only contain saponins and flavonoids. BSLT test showed that LC50 of extract of n-hexane, ethyl acetate and methanol were 1412,54 ppm, 13182,57 ppm and 63,10 ppm respectively. Antibacterial (E. coli and P. auroginosa) bacteria compared with Gram positive (S. aureus and B. subtilis) .Keywords: Asterias forbesii, Staphylococcus aureus, Bacillus subtilis, Pseudomonas auroginosa, Escherichia coli, antibacterial compound
Co-Authors Achmad, Listian Achmad, Listian Indriyani Achmad, Yudianto Adillah, M. Rizqi Agustian , Agustian Ailsa Islami Ali, Saiful Mukti Aliska, Nadya Aryesta, Desty Agnes Brilian Dini MA Iballa Brilian Dini Ma. Iballa Darmadi - Adi Darmadi Darmadi Darmadi Darmadi Desy Ameiliani Dinillah, Dini Ilmi Diyanti, Lies Djoko Nugroho Dwi Astuti DWI SURYANTO Farida Farida Fitra Ramdhani Haiah, Fithri Halimah Halimah Handayani, Yolla Sukma Hanifa Zulfa Husaini, Rizki Ramadhan Husnah . ismaningsih, ismaningsih Isna Wardaniati It Jamilah Juliansyah, Rival Junariah, Siti Kamaria, Sitti Kenepri Kenepri Lala Nurmala Larasari Putri M Fajar Anugerah Mahpudin, Asep Maliki, Budi Ilham Maya Panorama, Maya Mega Pratiwi Irawan, Mega Pratiwi Midisen, Kisanda Miharja . Muhamad Ekhsan Muhammad Hamdan 'Ainulyaqin Muhammad Yazid Mulyati, Reni Nasyar, Syaiful Nenda, Nenda Niki Nuriasih Sasmita Ningrum Nila Kurniasih, Novi Widiastuti Erni Puji Astuti Nurliuta, Nurliuta Parulian, Parulian Rachmat Firmansyah Regi Agusti Pratama Rini Setyowati, Rini Rinol Sumantri Rizki Wahyu Yunian Putra Romsyah Maryam Rosa Devitria RR. Ella Evrita Hestiandari Safira, Avril Nazwa Saiful Muktiali Salamun Salamun Salsabila Marfyanda Sari, Wulan Puspa sarwo edy Selvia Rahmayani Siti Khotimah Siti Komariyah subahan, Fardhan Sukri Sukri Sukri Sukri sukri Sukri, sukri Susi Endrini Titin Hartini Uli Wildan Nuryanto Valzon, May Viny Sofy Saputri Wahyu Margi Sidoretno Wahyuni, Nurlaila Widia, Widia Wili Octovia Lastari Willy Octavia Windi Aprilya Saputri Wita Yulianti Yuan Badrianto Yulvian Sani Yulvian Sani Yusrita, Eli