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Journal : INDONESIAN JOURNAL OF MEDICAL LABORATORY SCIENCE AND TECHNOLOGY

Spectroscopic characterization of rosella flower extract (Hibiscus sabdariffa L.) and its antibacterial activity against Enterobacter aerogenes in suspected typhoid cases Rohani, Siti; Martha, Fadhil Rizki; Mundijo, Trisnawati; Yesi Astri; Zilda, Malika; Melianti, Agnes
JURNAL INDONESIA DARI ILMU LABORATORIUM MEDIS DAN TEKNOLOGI Vol 7 No 1 (2025): Advances in biomarkers, therapeutics, and probiotics: Recent updates in medical l
Publisher : Universitas Nahdlatul Ulama Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33086/ijmlst.v7i1.5577

Abstract

Typhoid, a serious bacterial disease, has spurred research into natural products like rosella (Hibiscus sabdariffa L.) for potential treatments. This study investigates the chemical components found in Rosella extract using spectroscopy approximation, assisted by Fourier transform infrared spectroscopy (FTIR) and Gas chromatography–mass spectrometry (GC–MS). The antibacterial activity of rosella extract on bacteria from stool cultures of suspected typhoid cases continues to be evaluated. The antibacterial experimental employed a post-test-only control group design, using 30 μg Chloramphenicol as a positive control, sterile distilled water as the negative control, rosella extract at concentrations of 25%, 50%, 75%, and 100% as the observed variable. Stool samples from typhoid patients were identified, and Enterobacter aerogenes were detected using VITEK®2 testing. Cultivated bacteria from the samples were tested to determine the antibacterial activity of the rosella extract. Phytochemical studies confirmed the presence of tannins, alkaloids, flavonoids, and saponins in the rosella extract. Additionally, the spectroscopic evaluation from FTIR and GC-MS showed the presence of chemical groups, including esters, aldehydes, and aromatics. Further clinical tests demonstrated antibacterial activity at the minimum inhibitory concentration. The results showed an increasing inhibition zone of bacterial growth, correlating with the increase in rosella extract concentration. Although the antibacterial activity of rosella extract was lower compared to commercial Chloramphenicol, this natural product has demonstrated antibacterial activity and shows potential as a candidate for future herbal medicine development.
Co-Authors A.A. Ketut Agung Cahyawan W Abas, Muh. Abdullah Abdullah Ade Suyani Agung Prasetyo NW Agustina, Hiqma Nur Ahmad Juanda Akmal Indra Al Farizi, Ahmad Bayu Alfiqri, M.pr Alhadiansyah Alifiyanti Muharramah Alkadrie, Zata Yumni Martha Amalia, Siska Amelia Putri, Ira Amiruddin Analisti, Dea Angelina, Tria Shinta Anggita, Anggita Anggraini, Wieke Anjar, Agus Any Setyaningsih Any Setyaningsih, Any Armeli Zulfa, Mahda Asikin, Uti Astuti Astuti - AYU WULANDARI Bagus Pria Alwadipa Bayu Wijayanto Budi Utama, Budi Chairani, Liza Custer, Johny Dedi Hermon Deinsyah, Putri DESI KUMALA SARI Desi Kumalasari Dewani, Shakira Listi Putri Dewi, Anita Sartika Dhirah, Ulfa Husna Dikdik Mulyadi Dimas Wahyu Wibowo Disyon, Huta Driana Leniwati Dwiryanti, Rizki Efriyanti, Liza Eka Tri Wulandari, Eka Tri Elisatris Gultom Enny Mulyatsih Erlisnawati Erlisnawati Evi Silvana Muchsinati Fadillah, Yudhi Fahmi Dwi Mawardi Faisal Ananda Farulyan, Neska Fauzi Fauzi Fhatirisq, Incik Erick Fikron Nisa’, Zainab Firdaus Firdaus Hadi Pranoto Hak, Pendais Hamid Mukhlis Hellen Febriyanti Hermi Yanzi Hidayat, Nazwin Hidayati - Hisham, Muhammad Rivaldy Hopeman, Teofilus Ardian Humaidi, Irfan Ahmad Ida Ayu Putu Sri Widnyani Ika Avrilina Haryono Ika Yulia Sari Ilham Hudi Aim Abdulkarim Kokom Komalasari, Ilham Hudi Aim Abdulkarim Indah, Komalasari Indrianti, Titien Indriyani Indriyani Irawan Suntoro Istifaiyah, Alda Imroatul Jonathan Jonathan Julia, Sinta Junita Junita Juwita Desri Ayu Kalkhove, Bella Ariesta Kasman Kesuma, Putri Kesuma, Putri Zalika Laila Mardiah Khairuddin - Kharanza, Yoenua Khusuma Sapitri, Lina Kirana, Rika Dani Kurniawan, Hikmal Kurniawaty, Dewi Laila Rahmawati Laila, Henni Latipah Hanum Batubara Lestari, Vika Linda Puspita LINDA PUSPITASARI - A11111054, LINDA PUSPITASARI Lisman, Muhammad Listiana, Endang Lutfiah Hafidzah M. Hufron Mahmud Alpusari Malau, Lily Gabriel Mareza Yolanda Umar Marhini, La Ode Martha, Fadhil Rizki Marzuki Noor Maulidia, Shafira Zaky Maulidiyah, Fitrotul Melianti, Agnes Milla Marlina Assegaf Mitayani Purwoko, Mitayani Moh. Anshori Aris Widya Mohammad Rizal Mon, Muhammad Donal Muhaimin Muhamad Aji Purwanto Muhammad Arif Batubara Muhammad Arman Muhammad Rusdi dan Afritha Amelia - Muhammad Umar Mukmilah Yuningsih, Lela Mundijo, Trisnawati Mutiara, Nabella Nadia Hanayeen Nainggolan, Ferdinand Nasution, Saidah Tunnur Nila Karimah Nita Maya Valiantien Nopi Anggista Putri Novalia Widiya Ningrum Novebri Novebri Nufus, Wealthy Sakinati Nugerahaeni, Sucia Dwi Nugrahaningtyas Fatma Anyassari Nurazizah, Amalia Siti Nurhaya, Nurhaya Nurrosidha, Yossy Nursantri Yanti Nurul Fahmi Oktariza, Rury Tiara Oktavianti, Rizky Patriani, Ira Paulus, Vitalius Prabowo, Muhammad Ilham Putro Prameswarie, Thia Primadevi, Inggit Psiari Kusuma Wardani Putra R, Rahmadsyah Putra, Edy Yulianto Putra, Herman Eka Putri Deinsyah Putri, Arsy Putria, Sinta Julia Liona Rachmawati Rachmawati Rahma Yenni Rahmah, Yunita Raisha, Zafira Ananda Ramadhan Ramadhan Ramayanti, Indri Ramdhan Ratih Anggraini, Ratih Retnawati, Heni Rezky Pramana Putra Ridhayati Farid Rina Kartikasari, Rina Rindi Genesa Hatika Rini Wahyuni Rini Wahyuni Rio, Muhammad Ririn Setyowati Riska Safitri, Riska Riska Siregar Riski Khairani Rizki Yeni Wulandari Roshid, Mohammod Moninoor Saputra, Dika Saputra, Rio Saraswati, Nia Ayu Sarera, Domitila Patrica Sari Wahyuni, Lily Sudhartio, Sari, Devina Puspita Sekarsari, Putri Seltina, Indah Septika Yani Veronica Setyawan, Agustinus Silvia Rita, Silvia Siregar, Rumiah Siti Aisah Siti Komariah Siti Maesaroh Siti Rahmawati Sri Haryanto Sri Rahayu, Mariya Suarni, Ertati Suasono, eddy Sucahyo Masan Al Wahid Suci Irawati Sugeng Hariyanto Susi Irianti Syafri Anwar Syahrilfuddin Syahrilfuddin, Syahrilfuddin Syarah, Swari Taufik Taufik Titin Tiza Yaniza Tri Inda Fadhila Rahma Tridiyawati, Feva Trisnawati Trisnawati Umi Aisyiyah Usrah, Cut Rizka Al Vina Pramayastri Wahiddin, Shafiyyah Widiyastuti, Sri Wisnu Yuwono Wuysang, Julia Magdalena Yaniza, Tiza Yanti Rosita Yeni Kurniawati Sumantri Yeni, Rahma Yesi Astri Yesi Astri Yona Desni Sagita Yona Desni Sagita, Yona Desni Yulianti, Katarina Yulinda Hervilia Yunita Anggriani Zaidi Bin Othman Zakir, Supratman Zariul Antosa Zawawi, Azlyn Ahmad Zilda, Malika ZULFAH Zulfah Zulfah