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Journal : Bioscience

Antibacterial Activity of Coffee Arabica (Coffea arabica L.) Fruit Skin Methanol Extract On Bacteri Eschericia coli and Staphylococcus aureus Rita Maliza; Jannati Aulah; Oktira Roka Aji
Bioscience Vol 4, No 2 (2020): Biology
Publisher : UNIVERSITAS NEGERI PADANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/0202042108692-0-00

Abstract

Coffee fruit skin is a waste from coffee bean processing. Arabica coffee bean extract (Coffea arabica L.) is known to contain anthocyanin compounds, polyphenols, beta-carotene, and vitamin C which have the potential as antimicrobial agents. The purpose of this study is identification and anaysis the optimal concentration of Arabica coffee peel extract which inhibits the bacteria Escherichia coli and Staphylococcus aureus. This study used an experimental method consisting of 3 extract concentration treatments, positive control, and negative control with 3 repetitions. The treatments tested were 25%, 50%, 75% coffee fruit peel, negative control (sterile distilled water) and positive control (Ampicillin 2 µg / ml). The bacterial test was carried out using the in vitro method. The parameters measured were the amount of inhibition zone (mm) formed on the Mannitol Salt Agar (MSA) and Mac Conkey media. Analysis of research data using the One-way ANOVA test and Duncan test at α = 0.05. The results showed that the optimum concentration of the extract against Staphylococcus aureus was 50%, while the optimum concentration of Escherichia coli was 25%. The results of this study indicate that the extract can be an antibacterial that can inhibit the growth of Escherichia coli and Staphylococcus aureus bacteria optimally.  
Co-Authors Abdul Aziz Adz-Dzikir, Fatihatuljannah Aila Gema Safitri Aisyah, Iis Nisya Nur Al Farisi, Irsyad Andika Bayu Chandra Aninda Kumala Sari Anisa Nurul Huda Ardi, Subhan Zul Arifa Nadya Nur Afifah ARUM PATRIATI Astuti, Sutan Nur Chamida Tri Azizah, Mar'atul Cahya Ningsih, Ayu Cucu Cahyanti Diah Asta Putri Diah Asta Putri Diah Asta Putri Diah Asta Putri DYSHELLY NURKARTIKA PASCAPURNAMA EDY GIRI-RACHMAN PUTRA Efrida Siti Alifia Ega Asnatasia Maharani ERNAWATI ARIFIN GIRI-RACHMAN Falih, Afifah Nurul FENRYCO PRATAMA Fitria, Karomah Indah Handayani, Erisa Budi Hartanto, Dody Haryadi, Bagus Hasna Chaerani Zakkiyah Hidayah, Hidayah IHSANAWATI IHSANAWATI Ihsani, Nisa Ika Maryani Ilma, Nur Malika Imelda Pangaribuan Inggita Utami Irsalinda, Nursyiva Irvanita, Deva Anggun Jannati Aulah Jinan, Rifa Fatma Kurnia, Dhiffa Trisna Laila, Alfiatul Larasati Haliimah Roosyidah Lestari, Iva Dita Linda Pertiwi MAELITA RAMDANI MOEIS MAELITA RAMDHANI MOEIS Maliza, Rita Mardiah, Irma Merlia Rahma Tari Muhammad Farid Maksum Nisa Ihsani Nofa Nur Fiani Nora Bastiani Nugraha, Farhan Satya Nur Azizah Nur Azizah Nuraisyah Binte Zainal Nurul Suwartiningsih Pinasti, Vanya Aurel Pratiwi, Ambar Pratiwi, Ambar Puguh Wahyu Prasetyo, Puguh Purwanti Pratiwi Purbosari Puspitarini, Sofia Putri , Diah Asta Putri, Anas Tasya Putri, Aulia Ramanda Putri, Diah Asta Putri, Nida’a Fauziyyah Rinaldi Rizal Putra Riris Asyhar Hudaya Rohmantin, Dita Rossa Puteri Baharie, Sri Safitri, Salsabila Salimah, Azizah Zahratus Santrianda, Aldhiani Silfi Pratiwi Sri Wahyuni Sri Wahyuni Sumbudi, Milliniawati Suwartiningsih, Nurul Suwartiningsih, Nurul Tiwi Sartika Tri Puspita Sari Tufahati, Nadhira Umi Salamah Vianingtyas, Naresh Wari Mega Wachid Eko Purwanto Wicaksono, Adelyanty Pangestuty Wulandari, Endah Retno Yudi Ari Adi, Yudi Ari Yuliani, Ririn Kholifatu Zahra, Safa Auli Zakkiyah, Hasna Chaerani Zul Ardi, Subhan