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Journal : JURNAL TEKNOLOGI, KESEHATAN DAN ILMU SOSIAL

UJI AKTIVITAS ANTIBAKTERI EKSTRAK DAUN PORANG (Amorphophallus oncophyllus Prain.) TERHADAP BAKTERI Escherichia coli DAN BAKTERI Salmonella typhi Marpaung, Jon Kenedy; Suharyanisa; Darwita Juniwati Barus; Putri
JURNAL TEKNOLOGI KESEHATAN DAN ILMU SOSIAL (TEKESNOS) Vol. 3 No. 2 (2021): JURNAL TEKNOLOGI, KESEHATAN DAN ILMU SOSIAL (TEKESNOS)
Publisher : Universitas Sari Mutiara Indonesia

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Abstract

Escherichia coli and Salmonella typhi are included in the pathogenic bacteria. These bacteria can cause infectious diarrheal diseases. Porang (Amorphophallus oncophyllus Prain.) leaves contain antibacterial compounds that are effective against bacterial growth. This study aims to determine the antibacterial activity of Porang leaf extract against Escherichia coli and Salmonella typhi bacteria and to determine the difference in antibacterial activity with the use of various concentrations of extracts on bacterial growth. Porang leaf extract was obtained by maceration method using 96% solvent. This test used the paper disc agar diffusion method with concentrations of 10%, 15%, 20%, and 25% against Escherichia coli and Salmonella typhi bacteria, positive control used chloramphenicol, and negative control DMSO, then tested using statistics using the ANOVA method. The results of the study on Escherichia coli bacteria obtained that the concentration and diameter of the inhibition zone with an average of three repetitions were 10% (9.41mm), 15% (11.4 mm), 20% (12.4 mm), 25% (13 .3 mm) and for Salmonella typhi, 10% (12.8 mm), 15% (13.6 mm), 20% (15.5 mm), and 20% (17.5 mm). In the positive control of chloramphenicol, the diameter of the inhibition zone was obtained with an average of three repetitions for each bacterium, namely Escherichia coli (27.5 mm) and Salmonella typhi (29.4 mm) while the DMSO negative control did not show any inhibition. The conclusion of this study showed that Porang leaf extract had activity against Escherichia coli and Salmonella typhi bacteria with strong criteria, seen from the increase in the concentration of the test solution had an increase in the diameter of the growth inhibition zone on bacteria,
Co-Authors Ade Irma Ramadani Adhel Arfiani Achmad Adi Apriadi Adiansha Afdhal Yaman Afni Fazira ahmad yani Aisha Nurwanti, Lathifah Aluddin Anas, Alfiah A ANASTASYA SHINTA YULIANA Andi Gadis Fadillah Andi Uceng Andika Firman Ardiyansa Anjar Pradipta Arizal Hamizar Aryati astuty, Lina Astuty baroroh, nurin Chindy Aulya Putri Damapolii, Finanti G Darwita Juniwati Barus Della Rossa Ahmad Destiani , Nur Laili Diman, Agus P Doortua Dwi Indriati Ekawati, Nur Eman Sulaiman Ernesontha, Youlenta Erwin Fadhil Mulya Ramadhan Fadil Fadila, Nessa Fannysya Ochtaliza Finsa Fitriani Framz Hardiansyah Frasatya, {Ariffinto Halide, Nirwana Harpiana Rahman Hartanto Halim HARTATI Hatala, Siti K Hendriko , Aditya Ilham Hudi Indah Ayu Purnamasari Isnania Nurfazhila Ita Kurnia Ita Purnama Sari Jessica Margareth Joice Dwi Ananda Julian Tohir, Oxana Khasbi Ainun Najib khoirunnisa, nikki Kholifatus Saadah La Ode Anto Lestari, Andi Tri Lestari, Resi Lukman M. Djauhari M. Pudail Madona, Helliza Makmur, Shoimah Marian Tonis Marlina Marpaung, Jon Kenedy Masnur Maswan Muammar W. Maruapey Muchlis Yafandi Muh. Aldi Wijaya Muh. Amal Muslim Mutiara Sukma Arofah Nabila Sya’bani nana, Pramudita Nanang Diana Narmi Ngatemi Nindya Rafa Putri Nur Apriliyanti nur, Muhammad Nur Nurita Primasatya Nurul Aisyah Oom Komala Pudentiana Purwanto Putri , Aprilia Putri Andini Putri Andriani, Desvita rahhman, nur Rahman Ambo Masse Regina Susanti, Lanny Renta Manurung Rezky Aulia Yusuf Ria Angraini Rianty, Anessyia Rinaldi Riska Terina Tria Ferlin Rizqi Shahbani, Aulia Sahrani, Sahrani Samila Saputra, Awal Sarina Selao, Ahmad Shania Romadhona Daulay Silmi Olivia Siska Mandalia Siti Nur Utami Putri Sri Jamilah Sri Lestari Sri Purwanti Ariani Sri Wahyuni Subandoro, Agus Suharyanisa Sundari Syamsuddin Taradisa Candra Tissa Oktavia Nurfadilla Wakano, Abidin Wibawa Prasetya Wulan, Wulan Patricia Wulandari, Febriana Tri Yanto Nazar Riyanto Yuli Lestari Labangu Yulita Yuniva Halimatu Sadiah Zufi Nurali ⁠St. Nur Rezky Auliyah J