AKTIVITAS ANTIBAKTERI EKSTRAK DAN FRAKSI KARANG LUNAK Sinularia SP. DI TELUK MANADO
DOI:
https://doi.org/10.35799/pha.8.2019.29244Abstract
ABSTRACT
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Soft Coral Sinularia sp.has been shown to have antibacterial activity. This research aims to determine the antibacterial activity of marine organisms obtained from Manado bay. The method in this study is the diffusion method with positive control chloramphenicol and negative control of methanol in Escerichia coli and Sthaphylococcus aureus. The result showed that extracts, chloroform fraction and methanol-water fraction were obtained inhibiting category of Sthapylococcus aureus bacteria, but in the chloroform fraction and ethanol extract can inhibit Escerichia coli bacteria categorized as strong. With it can be conlueded that the extract and fraction of soft Sinularia sp. have bioactive compounds with a broth spectrum of antibacterial activity.
Keywords: Sinularia sp., Chloramphenicol, Escerichia coli, Sthaphylococcus aureus, and antibacterial.
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ABSTRAK
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Karang lunak Sinularia sp. telah terbukti memiliki aktivitas antibakteri. Penelitian ini bertujuan untuk mengetahui aktivitas antibakteri pada organisme biota laut yang diperoleh dari teluk Manado. Metode dalam penelitian ini adalah metode difusi agar dengan kontrol positif kloramfenikol dan kontrol negatit metanol pada Escherichia coli dan Staphylococcus aureus. Hasil penelitian menunjukkan bahwa ekstrak, fraksi kloroform, dan fraksi metanol-air dapat menghambat bakteri Staphylococcus aereus dikategorikan sedang, namun pada fraksi kloroform dan ekstrak etanol dapat menghambat bakteri Escerichia coli dikategorikan kuat. Dengan demikian dapat disimpulkan bahwa ekstrak dan fraksi karang lunak Sinularia sp.memiliki senyawa bioaktif dengan spektrum yang luas terhadap aktivitas antibakteri.
Kata kunci: Sinularia sp, Kloramfenikol, Escherichia coli, Staphylococcus aureus, dan antibakteri
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