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Journal : agriTECH

Pengaruh Fortifikasi Vitamin A dan Zat Besi Terenkapsulasi pada Tepung Ubi Kayu dan Aplikasinya pada Pembuatan Flakes Windi Asterini; Sugiyono Sugiyono; Hoerudin Hoerudin; Endang Prangdimurti
agriTECH Vol 38, No 4 (2018)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (72.56 KB) | DOI: 10.22146/agritech.10508

Abstract

Fortification is one of the promising techniques for decreasing micronutrient deficiency problem, particularly in vitamin A and iron cases. This research aimed to investigate the effect of encapsulated vitamin A and iron fortification on cassava flour and its application on flakes product. Cassava flour was fortified with 5.6 mg/kg of encapsulated vitamin A (retinyl palmitate) for a single treatment, and also combined with 31 mg/kg of encapsulated iron (FeSO4.7H20). Non-fortified cassava flour was used as control. Results showed no significant differences in water content (10.09±0.24 – 10.71±1.76) and the cassava flour’s whiteness degree (98.11±0.13 – 98.85±0.12) for each treatment (p> 0.05). However, with iron levels of (7.42±0.09 – 28.20±0.96) and vitamin A of (<0.50±0.00 – 7.19±1.45), the cassava flour was significantly different (p<0.05). An application of fortified cassava flour fortified in flakes product resulted no significant difference in vitamin A amount (13.23±4.24 – 14.66±0.97) and color product (28.29±0.62 – 30.08±0.97) (p>0.05). Furthermore, level of iron and vitamin A in flakes was increased, positively correlated with fortificant concentration. Fortification with combined treatment (vitamin A and iron) reduced bioaccessibility of vitamin A (51.24±1.32), but significantly improved bioaccessibility of iron (77.69±1.45). Based on organoleptic test, all fortified flakes were acceptable ±5 (rather preferred) to be consumed.
Alergenisitas Sistem Glikasi Isolat Protein Kedelai-Fruktooligosakarida Rahayu Suseno; Nurheni Sri Palupi; Endang Prangdimurti
agriTECH Vol 36, No 4 (2016)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (656.811 KB) | DOI: 10.22146/agritech.16770

Abstract

Food allergy is an immunological response caused by allergens contained in food. Soybean is one of the eight kinds of food products that can cause allergies. Genetically modified food crops that are most widely produced worldwide is soybean (47 % worldwide). Genetically Modified Organisms (GMO) products is concerned may increase the allergenicity of the  product. The aims of the research were to study the allergenicity of GMO and non-GMO Soy Protein Isolates (SPI) and the glycation effect to allergenicity of SPI. GMO and non-GMO SPI were glycated with fructooligosaccharides (FOS) through the Maillard reaction in liquid systems. Allergenicity was determined qualitatively using immunoblotting and quantitatively using Enzyme-Linked Immunosorbent Assay (ELISA). The glycation degree of GMO and non-GMO SPI can increase up to 75.03 % and 73.50 % in the liquid system. There were 9 protein allergens in GMO soybean and 8 protein allergens in non-GMO soybean. The glycation reaction could reduce protein allergens in GMO and non-GMO SPI up to 91.69 % and 87.07 %.ABSTRAKAlergi pangan merupakan sebuah respon imunologis yang disebabkan oleh alergen yang terdapat pada pangan. Kacang kedelai merupakan satu dari delapan jenis bahan pangan yang sering menyebabkan alergi. Tanaman pangan hasil rekayasa genetika (GMO) yang banyak diproduksi di dunia adalah kacang kedelai yaitu sekitar 47 %. Produk GMO dikhawatirkan dapat meningkatkan alergenisitasnya. Penelitian ini bertujuan untuk mempelajari tinggat alergenisitas antara Isolat Protein Kedelai (IPK) GMO dan non-GMO serta pengaruh glikasi terhadap alergenisitas IPK. IPK GMO dan non-GMO diglikasi dengan fruktooligosakarida melalui reaksi Maillard dengan sistem cair. Alergenisitas diukur secara kualitatif menggunakan immunobloting dan secara kuantitatif menggunakan Enzyme-Linked Immunosorbent Assay (ELISA). Peningkatan derajat glikasi IPK GMO dan non-GMO pada sistem cair masing-masing memperlihatkan hasil 75,03 % dan 73,50 %. Terdapat 9 protein alergen pada kacang kedelai GMO dan 8 protein alergen pada kacang kedelai non-GMO. Reaksi glikasi dapat mengurangi alergen pada kacang kedelai GMO dan non-GMO hingga 91,69% dan 87,07%.
Co-Authors . Hana Afriyanti , Ani Akyla, Clarissa Anggrei Viona Seulalae Anita Roserlina Annisa Nazifa Salman Antung Sima Firlieyanti Apriliana W. Hartanti Asterini, Windi Azis Boing Sitanggang Bambang Pontjo Bambang Pontjo Priosoeryanto Briantoto, R. Dani C Hanny Wijaya Citta, Eleonora Pradnya Nirmala Clarissa Akyla Claudia Gadizza Perdani, Claudia Gadizza Dase Hunaefi Deddy Muchtadi Dede Robiatul Adawiyah Dian Herawati Dias Indrasti Djumali Mangunwidjaja Erliza Noor Erniati Erniati Erniati, Erniati Florensia Irena R. Napitupulu Fransiska R Zakaria Fransiska R Zakaria Fransiska R Zakaria Fransiska R. Zakaria Fransiska R. Zakaria Fransiska R. Zakaria Fransiska Rungkat Zakaria FRANSISKA RUNGKAT ZAKARIA Fransiska Rungkat Zakaria Fransiska Zakaria Rungkat Gusti Ayu Kadek Diah Puspawati Hana - - Hendra Wijaya Hendra Wijaya Hoerudin Hoerudin Hunaefi, Dase I Kadek Putra Yudha Prawira IB Ketut Widnyana Yoga Indria Mahgfirah Indriyani, Susi Intan Kusumawati Irmanida Batubara Lilis Nuraida Lisa Amanda Yakhin Lusiana Lusiana MADE ASTAWAN Medina Alia Rahmawati Muhammad Iqbal Fanani Gunawan N. Nurjanah Nancy Dewi Yuliana Nanda Triandita Nanda Triandita, Nanda Napitupulu, Florensia Irena R. Nawasari Indah Putri S. Nela Eska Putri, Nela Eska Nesya Nova Febriane Ni'mawati Sakinah Ning Ima Arie Wardayanie, Ning Ima Arie Nouverra Nadya Putri Nur Richana Nuri Andarwulan Nurjanah Nurjanah Nurwijayanti Palupi, Nurheni Sri Patricia, Kezia Puspo Edi Giriwono Puspo Edi Giriwono R. Dani Briantoto Rahayu Suseno Ramlan, H. Reni Koja Rialdi, Azzahra Putri Ridwan Thahir Ridwan Thahir Rina Dias Agustin Ririn Anggraeni Rohani Islami Rosalina, Dian Roserlina, Anita Rumaisho S. Sulistiyani SARASWATI SARASWATI Sari, Dwi Indah Permata Sirly Eka Nur Intan Siti - Winarti Slamet Budijanto Sri Usmiati Sugiyono . Sugiyono Sugiyono Suismono Suismono Suismono, Suismono Sulistiyani, S. Susi Indriyani Sutrisno Koswara Tika Pratiwi Khumairoh Tjahja Muhandri Tunnisa , Fitra Ummul Khayrah Windi Asterini Windi Asterini Yakhin, Lisa Amanda