{"title":"Aplikasi Teknologi Ozon Pada Bahan Pangan","authors":"Kheptin Mentary Farizha, A. Legowo, Yoga Pratama","doi":"10.14710/jtp.2021.23616","DOIUrl":"https://doi.org/10.14710/jtp.2021.23616","url":null,"abstract":"Review ini bertujuan untuk memberikan informasi mengenai pemanfaatan penggunaan teknologi ozon pada bahan pangan, seperti pada buah, sayur dan produk pati atau tepung. Aplikasi teknologi ozon pada penanganan buah, sayuran dan produk tepung atau pati memiliki prospek yang baik karena dirasa aman, tidak meninggalkan residu pada bahan serta mudah terurai kembali menjadi oksigen. Potensi oksidasi yang tinggi yang dimiliki ozon dapat dimanfaatkan sebagai desinfektan dan sebagai bahan pengoksidasi. Pemanfaatan ozon sebagai desinfektan umumnya diterapkan pada air pencucian buah dan sayur. Ozon sebagai agen pengoksidasi juga dapat diterapkan pada proses modifikasi pati secara oksidasi, dimana mampu meningkatkan kualitas pati alami yang umumnya memiliki sifat tidak tahan panas, kelarutan rendah serta viskositas yang tinggi","PeriodicalId":33032,"journal":{"name":"Jurnal Teknologi Pangan","volume":"27 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80976725","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Isolasi Dan Identifikasi Fenotipik Bakteri Asam Laktat (BAL) Indigenous Asal Air Susu Ibu (ASI)","authors":"Nosa Septiana Anindita","doi":"10.14710/jtp.2021.22289","DOIUrl":"https://doi.org/10.14710/jtp.2021.22289","url":null,"abstract":"Currently the use of probiotic food is growing rapidly, especially in Indonesia along with the development of fermentation technology. Most of the probiotic isolates come from abroad which has an impact on the high price of probiotic food products. Mother's milk is one source of lactic acid bacteria (LAB), which serves to maintain the balance of the digestive tract microflora and enhance the immune system. Lactic acid bacteria as probiotics have the chance to live in the digestive tract if they come from the human body. Based on this matter, it is necessary to conduct research as an effort to obtain indigenous BAL isolates from ASI. This study aims to obtain local BAL isolates from ASI through phenotypic identification. Phenotypic identification includes the morphology of colonies and cells, Gram, catalase test, motility and spore formation and biochemical identification including test of the ability to grow at various growth temperatures, low pH, salt content and formation of CO2 from glucose. Based on biochemical identification results, out of 38 BAL isolates that were successfully identified biochemically consisted of several genera of BAL namely Lactobacillus (9 isolates), Pediococcus (3 isolates) and Weisella (20 isolates).","PeriodicalId":33032,"journal":{"name":"Jurnal Teknologi Pangan","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88561803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Deteksi Enzim Peroksidase dari Lobak Putih (Raphanus sativus L.) Berdasarkan Kadar Proteinnya","authors":"Mauly Nabia Susanto, A. Al-Baarri, A. Legowo","doi":"10.14710/jtp.2021.20323","DOIUrl":"https://doi.org/10.14710/jtp.2021.20323","url":null,"abstract":"Enzim peroksidase telah banyak digunakan sebagai reagen di bidang farmasi, industri maupun pangan. Lobak putih (Raphanus sativus L.) merupakan tanaman yang dikenal dengan kandungan enzim peroksidase dan senyawa bioaktif lainnya yang baik untuk kesehatan, namun pemanfaatannya masih terbatas. Penelitian ini bertujuan untuk mendeteksi enzim peroksidase dari lobak putih berdasarkan kadar proteinnya dengan teknik pertukaran ion. Fraksi hasil elusi diukur absorbannya pada spektrofotometer dengan panjang gelombang 280 nm. Jumlah fraksi yang didapat sebanyak 29 fraksi. Berdasarkan pengamatan absorban, maka didapat hasil bahwa fraksi dengan urutan ke-5 merupakan fraksi yang mempunyai nilai absorbansi terbesar dan perkiraan kadar protein sebesar 1,387%, melalui uji Bradford kadar protein yang diperoleh sebesar 0,152%. Penelitian ini telah berhasil untuk melakukan pengambilan enzim peroksidase dan dapat digunakan sebagai informasi mengenai penelitian lebih lanjut.Peroxidase enzyme has been widely used as reagent in pharmacy, industrial, and also food. Radish (Raphanus sativus L.) is a plant that has been known to contain peroxidase and other bioactive compounds that are good for health, but its applications are still limited. This study aims to detect peroxidase enzymes contained in radish based on its protein content by ion exchange techniques. The elution fraction was measured by absorbance on a spectrophotometer with a wavelength of 280 nm. Total obtained fraction from elution was 29 fractions. Based on absorbance observation, it was found that fraction with the order of-5 is the fraction that has the greatest absorbance value which has protein content estimation of 1,387%, protein content obtained through Bradford test was 0,152%. This study has succeeded in conducting peroxidase enzyme taking and particularly useful for advanced research.","PeriodicalId":33032,"journal":{"name":"Jurnal Teknologi Pangan","volume":"128 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77513874","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Karakteristik Kimia dan Tingkat Kesukaan Beras Analog “GATOT KACA” dari Gatot dan Kacang Merah (Phaseolus vulgaris L.) dengan Variasi Konsentrasi CMC (Carboxymethyl Cellulose)","authors":"Astari Ratnaduhita, Yoga Pratama, Y. Pramono","doi":"10.14710/jtp.2021.23402","DOIUrl":"https://doi.org/10.14710/jtp.2021.23402","url":null,"abstract":"Penelitian ini bertujuan untuk mengetahui pengaruh penambahan variasi konsentrasi CMC terhadap sifat kimia, yaitu kadar air dan tingkat hedonik dari beras analog “Gatotkaca”. Materi yang digunakan adalah gatot (singkong fermentasi) 80%, kacang merah 20% dan CMC. Rancangan penelitian yang digunakan adalah Rancangan Acak Lengkap (RAL) dengan 4 perlakuan dan 5 kali ulangan. Perlakuan konsentrasi CMC yang ditambahkan yaitu T1 (0%); T2 (1%); T3 (2%) dan T4 (3%). Analisis data yang digunakan adalah (ANOVA) dengan menggunakan taraf signifikansi 5% untuk kadar air, sedangkan parameter tingkat kesukaan menggunakan uji Kruskal Wallis. Hasil menunjukkan bahwa penambahan konsentrasi CMC yang berbeda memberikan pengaruh nyata (P<0.05) terhadap kadar air beras analog dengan kadar air tertinggi 3,51%. Dari segi kesukaan, penambahan konsentrasi CMC berpengaruh (P<0,05) pada tekstur, rasa dan overall, tetapi tidak berpengaruh (P>0,05) terhadap aroma dan warna beras analog. Perlakuan dengan penambahan konsentrasi CMC sebesar 1% dikatakan sebagai perlakuan terbaik dilihat dari hasil yang telah dilakukan.","PeriodicalId":33032,"journal":{"name":"Jurnal Teknologi Pangan","volume":"130 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77805588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PENGARUH SUBSTITUSI TEPUNG TERIGU DENGAN TEPUNG BERAS UNGU TERHADAP MUTU DAN AKTIVITAS\u0000 ANTIOKSIDAN BROWNIES KUKUS","authors":"Rera Aga Salihat, Dian Pramana Putra","doi":"10.33005/jtp.v15i2.2942","DOIUrl":"https://doi.org/10.33005/jtp.v15i2.2942","url":null,"abstract":"The purpose of this study was to determine the effect of substitution of wheat flour with purple rice flour on the quality, organoleptic properties and antioxidant activities of steamed brownies product. The research design used was a completely randomized design (CRD) one factor with 6 levels of treatment and 3 replications. The results showed that the substitution of wheat flour with purple rice flour had effects on moisture, ash, fat, protein, dietary fiber content and antioxidant activity of steamed brownies. Based on the organoleptic test, steamed brownies with treatment F (ratio of wheat flour purple rice flour 0 : 100) were the most preferred by the panelists and met the quality requirements of SNI 01-3840-1995 with a composition of moisture content (25.15%), ash content ( 2.36%), fat content (5.87%), protein content (1.11%), dietary fiber content (12.27%) and antioxidant activity (64.34%).","PeriodicalId":33032,"journal":{"name":"Jurnal Teknologi Pangan","volume":"20 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2021-12-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78295174","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}