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Uji Aktivitas Antibakteri dari Ekstrak Etanol, Fraksi N-Heksan dan Fraksi Etil Asetat Cacing Tanah (Pheretima sp.) Terhadap Propionibacterium acnes dan Escherichia coli
(Universitas Sumatera Utara, 2019)
Background:Earthworm (Pheretima sp.) is an animal that have many benefits and can be used as a drug for typhus, diarrhea, fever and cosmetic ingredients. Earthworms have been examined and found to contain chemicals suspected ...