Browsing J - Agriculture by Author "Candra, Krishna Purnawan"
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A sialidase from horse liver was co-purified with b-galactosidase and carboxypeptidase A
Candra, Krishna Purnawan (Jurnal Teknologi Pertanian Universitas Mulawarman, 2007)The solubilized sialidase was purified using anion-exchange chromatography on Fractogel EMD TMAE-650 (M) followed by affinity chromatography on p-aminophenyl thio-?-D-galactopyranoside-agarose and chromatofocusing on PBE ... -
ASSESSMENT OF RHODAMINE B, MICROBIOLOGICAL QUALITY AND SANITATION OF STREET-VENDED FOOD-SNACK AROUND ELEMENTARY SCHOOL IN SAMARINDA, INDONESIA: LESSON TO PROMOTE FOOD SAFETY IN SCHOOL ENVIRONMENT
Candra, Krishna Purnawan; Ningsih, Ratna Setia; Agustin, Sukmiyati; Putri, Elisa Maulidya (National Institute of Health Research and Development, Ministry of Health of Republic of Indonesia, 2019-12-01)The incidence of foodborne disease caused by street food in Indonesia tends to increase. Meatball served with tomato sauce is popular among elementary school students in Indonesia. This research examined the safety level ... -
Critical Factors Affecting the Quality of the Longissimus Lumborum from Native Thai Cattle (Bos indicus)
Wibowo, Ari; Suhardi, Suhardi; Indana, Khoiru; Candra, Krishna Purnawan; Chaijan, Manat; Hanum, Zuraida (2021-12-01)Colour is one of the important parameters determining the purchasing decision of consumer and it’s also become a challenging errand for the meat industry. The colour of meat itself is administered by the concentration and ... -
Enzymatic staining of sialidase and b-galactosidase in polyacrylamide gel using chromogenic and fluorigenic substrates
Candra, Krishna Purnawan (Indonesian Journal of Agricultural Sciences, 2001)Lysosomal sialidase is a membrane-bound enzyme, which found to be a complex with ?-galactosidase and carboxypeptidase A. Due to its low stability a simple detection in polyacrylamide gels using chromogenic substrate was ... -
Enzymatic staining of sialidase and b-galactosidase in polyacrylamide gel using chromogenic and fluorigenic substrates
Candra, Krishna Purnawan (Indonesian Journal of Agricultural Sciences, 2001)Lysosomal sialidase is a membrane-bound enzyme, which found to be a complex with ?-galactosidase and carboxypeptidase A. Due to its low stability a simple detection in polyacrylamide gels using chromogenic substrate was ... -
ESforRPD2 : Expert System for Rice Plant Disease Diagnosis
Agus, Fahrul; Ihsan, Muh.; Khairina, Dyna Marisa; Candra, Krishna Purnawan (F1000Research, 2019)One of the factors causing rice production disturbance in Indonesia is that farmers lack knowledge of early symptoms of rice plant diseases. These diseases are increasingly rampant because of the lack of experts. This study ... -
Fungsi biologi asam sialat, produksi dan peranannya dalam industri makanan bayi
Candra, Krishna Purnawan (Jurnal Teknologi Pertanian Universitas Mulawarman, 2008)The term sialic acid (sia) refers to the different natural derivatives of neuraminic acid. This amino sugar, with pyranose structure and nine C-atoms, possesses a negative charge due to the carboxyl group at C-atom 1. ... -
Isolasi bakteri penghasil lipase dengan kemampuan esterase untuk produksi metil ester
Susanty, Arba; Fitriani; Candra, Krishna Purnawan (Jurnal Riset Teknologi Industri, 2013)Lipase (triasilglieserol hidrolase, EC 3.1.1.3) adalah enzim yang dapat menghidrolisis mono-, di-, dan triasilgliserol menjadi asam lemak bebas dan gliserol, sebaliknya enzim ini juga mempunyai aktivitas esterase ... -
Isolasi bakteri penghasil lipase dengan kemampuan esterase untuk produksi metil ester
Susanty, Arba; Fitriani, Fitriani; Candra, Krishna Purnawan; (Jurnal Riset Teknologi Industri, 2013)Lipase (triasilglieserol hidrolase, EC 3.1.1.3) adalah enzim yang dapat menghidrolisis mono-, di-, dan triasilgliserol menjadi asam lemak bebas dan gliserol, sebaliknya enzim ini juga mempunyai aktivitas esterase ... -
Isolation and characterization of lignocellulolytic microbes from oil palm empty fruit bunches (EFB)
Ariana, Ariana; Candra, Krishna Purnawan (Sustinere Journal of Environment and Sustainability, 2017)Oil palm empty fruit bunches (EFB) is one of the major by-products of palm oil production. This lignocellulosic biomass is commonly used as a fertilizer at oil palm plantations. Unfortunately, the composting process of EFB ... -
Kajian proses produksi pulp dan kertas ramah lingkungan dari sabut kelapa
Syamsu, Khaswar; Roliadi, Han; Candra, Krishna Purnawan; Arsyad, Akbar Jamaluddin (Jurnal Teknologi Pertanian Universitas Mulawarman, 2014)Paper traditionally defined as thin mass of felted sheet separated from the water suspension of prevalently cellulose-based pulp fibers on a fine screen, followed by sheet form- ing, compression, drying, and finishing-actions. ... -
Karakteristik kerupuk ikan dengan substitusi tepung tulang ikan gabus (Channa striata) sebagai fortifikasi kalsium
Yuliani; Marwati; Wardana, Hendri; Emmawati, Aswita; Candra, Krishna Purnawan (Jurnal Pengolahan Hasil Perikanan Indonesia, 2018)Kerupuk ikan gabus telah dikenal luas namun biasanya terbuat dari bagian dagingnya saja. Limbah berupa tulang ikan belum dimanfaatkan secara optimal, oleh karena itu dijadikan sebagai bahan substitusi pada pembuatan produk ... -
THE LIMIT OF RED SEAWEED (Eucheuma cottonii) SUBSTITUTION IN SNAKEHEAD FISH (Channa striata) NUGGETS BASED ON SENSORY EVALUATION
Candra, Krishna Purnawan; Saputra, Hendra; Gunawan, Arboby; Saragih, Bernatal; Syahrumsyah, Hudaida; Yuliani, Yuliani (Fakultas Pertanian Universitas Trunojoyo Madura, 2020-08-01)Snakehead fish (Channa striata), a freshwater fish, is known to have functional properties in helping the process of healing burns and wounds after surgery. Besides that, the use of seaweed as a source of food fiber is ... -
Microorganism population, theobromine, antioxidant, and FTIR analysis of Samarinda cocoa bean fermented with Saccharomyces cerevisiae and Acetobacter aceti
Rahmadi, Anton; Yunus, Y; Ulfah, Maria; Candra, Krishna Purnawan; Suwasono, S (RYNNYE LYAN RESOURCES, 2020-12-01)This research aimed to observe S. cerevisiae and A. aceti induced fermentation of cocoa bean from Samarinda, Indonesia, in comparison to commercial cocoa bean in terms of microbial population, pH, total acids, total phenols, ... -
Nutritional Value, Antioxidant Activity, Sensory Properties, and Glycemic Index of Cookies with the Addition of Cassava (Manihot utilissima) Leaf Flour
Saragih, Bernatal; Kristina, Feby; Pradita; Candra, Krishna Purnawan; Emmawati, Aswita (Japan Society of Nutrition and Food Science, 2020)Cassava leaves contain albumin, fat, carbohydrates, vitamin A, vitamin B1, and fibers, thus having the potential to be used as an ingredient in production of cookies. The purpose of this research was to determine the optimum ... -
Optimization Method for the Bioethanol Production from Giant Cassava (Manihot esculenta var.Gajah) Originated from East Kalimantan
Candra, Krishna Purnawan; Kasma, Kasma; Ismail, Ismail; Murdianto, Wiwit; Marwati, Marwati; Yuliani, Yuliani (Indonesian Journal of Chemistry, 2019)Here is the first report of bioethanol production from giant cassava, a variety of cassava originated from East Kalimantan. Hydrolysis on freshly grated cassava with two different acids was studied separately. The experiment ... -
Optimization Method for the Bioethanol Production from Giant Cassava (Manihot esculenta var.Gajah) Originated from East Kalimantan
Candra, Krishna Purnawan; Kasma; Ismail; Marwati; Murdianto, Wiwit; Yuliani (Indonesian Journal of Chemistry, 2019)Here is the first report of bioethanol production from giant cassava, a variety of cassava originated from East Kalimantan. Hydrolysis on freshly grated cassava with two different acids was studied separately. The experiment ... -
Pengaruh berat bahan baku dalam proses penggorengan vakum terhadap mutu sensoris kripik nanas (Ananas comosus (L) Merr)
Sutriswanto; Candra, Krishna Purnawan; Murdianto, Wiwit; Emmawati, Aswita (Jurnal Teknologi Pertanian Universitas Mulawarman, 2018)The crispness of chips product is depend on its water content, which is around 5%. The purpose of this research was to obtain appropriate vacuum frying method to produce crispy fruit chips. Single factor experiment (weight ... -
PENGARUH FORMULA GULA AREN DAN SUSU SKIM BUBUK TERHADAP PENERIMAAN SENSORIS MINUMAN COKELAT INSTAN DARI KAKAO TERFERMENTASI ASAL SAMARINDA, KALIMANTAN TIMUR
Candra, Krishna Purnawan; Kusdiyanto, Hery; Yuliani, Yuliani (2020-02-01)Produk bahan penyegar seperti kakao sangat dipengaruhi oleh jenis tanaman dan lingkungannya, hal ini dikenal sebagai keunggulan spesifik geografis (Geographic Indication, GI). Di samping itu harga ditingkat petani yang ... -
Pengaruh formulasi nira aren (Arenga pinnata merr.) dan ekstrak jahe merah (Zingiber officinale var. Rubrum) terhadap sifat kimia dan sensoris minuman jahe merah instan
Kartika, Kumin Ayu; Candra, Krishna Purnawan; Yuliana (Jurnal Teknologi Pertanian Universitas Mulawarman, 2017)Sugar Palm is a plant that every single of it can be used for food. Sugar palm syrup like the other of farm product it was very quickly damaged and change of physic, chemical, and microbiology of it. The purpose of this ...