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Journal : Jurnal Ilmu dan Teknologi Hasil Ternak

Aqueous Leaf Extract of Senduduk (Melastoma malabathricum L.) Could Improve the Physicochemical Properties of Beef Sausage Dough Suharyanto Suharyanto; Henny Nuraini; Tuti Suryati; Irma Isnafia Arief; Dondin Sajuthi
Jurnal Ilmu dan Teknologi Hasil Ternak (JITEK) Vol. 15 No. 2 (2020)
Publisher : Faculty of Animal Science Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (584.462 KB) | DOI: 10.21776/ub.jitek.2020.015.02.4

Abstract

Improving comminuted meat products characteristics using a natural agent, such as phytochemicals, in order to replace the use of nitrite, have become a need due to the health reason. The quality of the sausage is also affected by the initial characteristics of the dough. Therefore, this research was conducted to investigate the effect of aqueous leaf extract of senduduk (Melastoma malabathricum L.) on the physicochemical properties of beef sausage dough. Different four formulas as treatment were employed to form the dough: formula A was as a control consisted of beef meat, vegetable oil, skim milk powder, tapioca, salt, phosphate, and seasoning; formula B was control added with extract 0.55%; formula C was control added with sodium nitrite 0.0011%, and formula D was control added with extract 0.55% and sodium nitrite 0.0011%. All ingredients were blended to be the dough. The result of the study denoted that the extract (B and D) significantly decreased (P<0.05) pH, and aw value with no difference in water content among the dough. The total phenolic content of the dough containing extract (B and D) was markedly higher (P<0.05) than were others. It increased significantly on antioxidant capacity, scavenging activity, and reduced the thiobarbituric acid reactive substances (TBARS) value of the dough. There was also no nitrite residual detected in all dough. In conclusion, the extract could improve the physicochemical properties of beef sausage dough and replace the use of nitrite in the dough.
Antibacterial Activity From Goat’s Milk Whey Hydrolized by Protease Enzyme of Bacillus Lincheniformis Irma Isnafia Arief; Sitta Fitri Rahmadhina; Cahyo Budiman
Jurnal Ilmu dan Teknologi Hasil Ternak (JITEK) Vol. 18 No. 1 (2023)
Publisher : Faculty of Animal Science Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jitek.2023.018.01.3

Abstract

Food additives had been used to prevent and inhibit the growth of microorganisms and extend shelf life of food. Based on the safety of their used, it has an impact such as microorganism resistance to synthetic antimicrobials. This encourages the development of antimicrobials derived from natural ingredients, especially from milk. The bioactive components of milk protein have not always existed in their natural state, including precursors or peptides that will only be active if they have been hydrolyzed in vitro from their natural proteins. Hydrolysis of milk protein can be carried out using proteolytic enzymes from various sources, including protease extracted from Bacillus lincheniformis. This study used different concentrations of the protease extracted from Bacillus lincheniformis (0.5%, 1% and 1.5%) to produce hydrolyzate which has antibacterial activity in terms of protein content, SDS PAGE profile and the size of the inhibition zone (disc method). The results showed that the best activity of the whey hydrolyzed on Gram-negative Escherichia coli was 1% concentration of protease enzyme. In comparison, Gram positive Staphylococcus aureus can be inhibited with 0.5% concentration of protease enzyme.
Co-Authors 'Izzati, Farah Diba . TRIVADILA Afton Atabany Agpretasia, Yodilla Ahmad Furqon Alfiansyah, Teuku Muhammad Alifiya, Qorina Amalina Nur Wahyuningtyas Ambar Mudigdo Amelia Friska Pertiwi Anas Qurniawan Andi Febrisiantosa Andi Nurul Mukhlisah Andri Kusmayadi Angelina, Putri Nur Apriadi Pasaribu Apriantini, Astari Aristo Kurniawan Sio Astari Apriantini Asti Yosela Oktaviana AYU LESTARI Bagus Priyo Purwanto Bahri Syamsuryadi Betty S. L. Jenie Cahyo Budiman Cece Sumantri Damiana Rita Ekastuti Darmawati, Maulita Putri Detiara, Azzahra Dondin Sajuthi Dono Indarto Dwi Febiyanti - Edi Erwan Ekajayanti Kining El Latifa Sri Suharto Epi Taufik Erlita Sari, Pipit Eti Rohaeti Fajr, Aulia Irhamni Faridah, Rajmi Febrina, Bunga Putri Firmansyah Firmansyah Fitra, Deni Fitri M Manihuruk Fitriananda, Putri Ghaling Achmad Guslian Abdul Basir Hajrawati Hajrawati Hanifah Nuryani Lioe Henny Nuraini Ida Ayu Putu Sri Widnyani Irmanida Batubara Isyana Khaerunnisa Isyana Khaerunnisa Iyep Komala J. Hermanianto Jakaria Jakaria Jaya Putra Jahidin Kamila, Elfa Aida Lilis Nuraida Luci Cyrilla Lucia Cyrilla Eko Nugrohowati Lucia Cyrilla Eko Nugrohowati Lucia Cyrilla ENSD Lucia cyrilla ENSD Lucya Cyrilla Eko Nugrohowati Supriyadi Dekriyatna Luki Abdullah MADE ASTAWAN Mahmud, Andi Tenri Bau Astuti Maulitia, Ziyan Tirta Mauludi, Muhammad Rifqi Mochammad Sriduresta Soenarno Monasdir Monasdir Monasdir, Monasdir Muh. Achyar Ardat Muhamad Arifin Muhamad Arifin, Muhamad Muhamad Syukur Muhammad Fikri Al Habib Muhammad Nur Hidayat Muhammad Yusuf Murtini, Devi Mutmainna, Andi Ni Wayan Triwulandhari Niken Ulupi Ninuk Purnaningsih Noraimah Binti Sulaiman Noraimah binti Sulaiman Noraimah Binti Sulaiman Nur Afni Nurul Hidayati Olfa Mega Panca Dewi Putra Jahtra Berutu R A Maheswari R. R. A. Maheswari Rahmawati, Wahyu Riski RIFKHAN RIFKHAN Rita Mutia Rudi Afnan Sadarman Sadarman Saiful Anwar Salsabila, Haditsah Salundik Salundik . Sari, Pipit Erlita Sena, Anantha Septi Dwi Utami Setyo Pertiwi Silaban, Yosua Kristianto Siti Aminah Sitta Fitri Rahmadhina Soenarno, M. Sriduresta Soenarno, Moch. Sriduresta sri murtini . Sri Rahmatul Laila Sri Sugiarti Suharyanto Suharyanto Suharyanto Suharyanto Sulassih, . Syah, Setiawan Putra Tjut Awaliyah Zuraiyah Tuti Rostianti Maulani Tuti Suryati Tutik Wresdiyati Vebriyanti, Ely Yandra Arkeman Yantyati Widyastuti Yeni Setiorini Yeni Setiorini Yong Soo Kim Yusuf Sumaryana Zaenal Abidin Zakiah Wulandari