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Journal of Applied Food Technology
Published by Universitas Diponegoro
ISSN : 23559152     EISSN : 26147076     DOI : -
Core Subject : Education,
Journal of Applied Food Technology or JAFT (pISSN 2355-9152 and eISSN 2614-7076) is a peer reviewed journal which is an official worldwide publication of Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University (www.teknologipangan.fpp.undip.ac.id) and in collaboration with Indonesian Food Technologists (www.ift.or.id). The journal publishes two times a year (June and December).
Arjuna Subject : -
Articles 9 Documents
Search results for , issue "Vol 5, No 1 (2018)" : 9 Documents clear
Effect of Basil (Ocimum americanum L.) Proportion on Physical and Organoleptical Properties of Basil Cracker Pratama, Yoga; Ulfah, Tsurayya; Bintoro, Valentinus Priyo
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (33.323 KB) | DOI: 10.17728/jaft.3839

Abstract

Basil contains flavonoid, saponin, tannin, and essential oils namely sineol and eugenol. Basil has been known as appetite stimulant, laxative, fragrance, and breast milk stimulator. This study aimed to determine the effect of basil addition to linear expansion, crispiness, color, and organoleptic of basil cracker. Complete Randomized Design was used in this research with 4 treatments and 5 replications i.e. T1 (10% basil, 90% tapioca), T2 (15% basil, 85% tapioca), T3 (20% basil, 80% tapioca), T4 (25% basil, 75% tapioca). Linear expansion was measured using ruler, hardness/crispiness using texture analyzer, color using digital colormeter, and organoleptic testing was done by 25 panelists. The research showed that basil cracker had linear expansion of 166-235%; hardness of 1264.8-1837.6 gF; L* value of 22,47-40,40 and a* value of -20.73 to -12.67. Variation of basil proportion gave significant effects to linear expansion, crispiness, and color of basil cracker. The best treatment was T2 (15% basil, 85% tapioca) because it had high linear expansion and bright color, was crispy, and preferred by panelists.
Malonaldehyde Level of Administration Ethanol Extract of Purple Sweet Potato Var. Ayamurasaki in Doca-Salt Hypertensive Rats Rahmawati, Irma Sarita; Soetjipto, Soetjipto; Adi, Annis Catur; Aulanni’am, Aulanni’am
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (33.323 KB)

Abstract

There is an increasing amount of evidence that oxidative stress related to hypertension can damage the function of diverse structures such as aorta. It is a well-established fact that chlorogenic acid and anthocyanine found in purple sweet potato generates bioactive compound with antihypertensive and antioxidant activities. The present study sought to investigate antioxidant activity of extract ethanol of purple sweet potato (EP) in deoxycorticosterone acetate (DOCA–salt)–induced hypertensive rats (Rattus norvegicus). The rats were orally administrated a 95% ethanol extract of purple sweet potato (var. Ayamurasaki) (EP) in a daily dose of 200 and 400 mg/kg body weight for 4 weeks. Aorta total malondialdehyde (MDA) and histopathology of aorta abdominal were examined. Aorta injury was observed in DOCA-salt hypertensive group rats compared to normotensive group rats, as aorta MDA significantly increased  (P<0.05). In contrast, treatment of DOCA-salt hypertensive rats with different dose of EP significantly reduced the total aorta MDA, as well as repair kidney damage, suppressed smooth muscle cell proliferation and lessen aorta wall thickening compared to controls. This is the first report that demonstrated blood pressure lowering and antioxidative effects of an ethanol extract of purple sweet potato, containing chlorogenic acid, in a DOCA–salt model of hypertension.
Optimization of Coffee-Clove-Ginger Formulated Powder Based on Antioxidant Activity and Physicochemical Properties Lestari, Arisa Puji; Legowo, Anang Mohamad; Susanti, Siti
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (33.323 KB)

Abstract

The development of coffee products as functional drinks is hoped to increase the popularity of coffee as a healthy drink. One way of improving is by adding spices into the coffee. The purpose of this research was to obtain optimization of coffee-spice formulated powder based on its antioxidant activity, water content, ash content, and extract content. The spices used in this research were ginger powder and cloves(1:1). In this research, the ratio of coffee:spices (%,b/b) tested varied with F0(100%: 0%), F1(95%: 5%), F2(90%:10%), F3(85%:15%), and F4(80%:20%) each ratios underwent 4 repetitions of tests for physic and chemical properties. F0-F4 was roasted for 35 minutes at 200 °C. The results showed that all formulas except F4 had met the SNI certifications of ground coffee. The best formula was F3 had water(6.55%), ash content(4.72%), extract content(28.13%) was the highest(p<0.05) out of all the high varying ratio of coffee: spices formula (F4), and F3 had the lowest IC50(22.42μg/mL). Thus the formula with the lowest proportion of spices was considered as the optimal formula based on the water content, ash content, and extract content, whereas of antioxidant status, the formula with the highest proportion of spices was considered the best formula. The conclusion of this research was proportion of spices in the formula, the better the antioxidant status, but less optimum in terms of its other physic and chemical properties. It is hoped that the spiced coffee formula could potentially serve as a functional beverage for the community.DOI: http://dx.doi.org/10.17728/jaft.54
Total Dissolved Solids on Turmeric Emulsion (Curcuma longa L.) Affected by Iota and Kappa Carrageenan Arganis, Lusida Mulia; Rizqiati, Heni; Legowo, Anang Mohamad; Pramono, Yoyok Budi; Al-Baarri, Ahmad Ni'matullah
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (33.323 KB)

Abstract

The quality of emulsion such as total dissolved solids, may be determined by type of emulsifier. Carrageenan is a polysaccharide from red seaweed (Rhodophyceae) and it is well known as emulsifier, however the application of carrageenan has not widely used in traditional beverage in Java Island, Indonesia. Therefore, the purpose of this research was to determine the effect of carrageenan in turmeric emulsion on its total dissolved solids. Distribution of total dissolved solids was tested using total dissolved solid-meter. Iota and kappa carrageenan were used. As a result, carrageenan might increase total dissolved solid at 58±3.4% and iota had reached higher total dissolved solid than kappa. As conclusion, total dissolved solid might be elevated by the addition of carrageenan.DOI:https://doi.org/10.17728/jaft.60
Total Dissolved Solids on Turmeric Emulsion (Curcuma longa L.) Affected by Iota and Kappa Carrageenan Lusida Mulia Arganis; Heni Rizqiati; Anang Mohamad Legowo; Yoyok Budi Pramono; Ahmad Ni&#039;matullah Al-Baarri
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (224.343 KB) | DOI: 10.17728/jaft.60

Abstract

The quality of emulsion such as total dissolved solids, may be determined by type of emulsifier. Carrageenan is a polysaccharide from red seaweed (Rhodophyceae) and it is well known as emulsifier, however the application of carrageenan has not widely used in traditional beverage in Java Island, Indonesia. Therefore, the purpose of this research was to determine the effect of carrageenan in turmeric emulsion on its total dissolved solids. Distribution of total dissolved solids was tested using total dissolved solid-meter. Iota and kappa carrageenan were used. As a result, carrageenan might increase total dissolved solid at 58±3.4% and iota had reached higher total dissolved solid than kappa. As conclusion, total dissolved solid might be elevated by the addition of carrageenan.
Optimization of Coffee-Clove-Ginger Formulated Powder Based on Antioxidant Activity and Physicochemical Properties Arisa Puji Lestari; Siti Susanti; Anang Mohamad Legowo
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (300.028 KB) | DOI: 10.17728/jaft.54

Abstract

The development of coffee products as functional drinks is hoped to increase the popularity of coffee as a healthy drink. One way of improving is by adding spices into the coffee. The objective of this research was to obtain optimization of coffee-spice formulated powder based on its antioxidant activity, water content, ash content, and extract content. The spices used in this research were ginger powder and cloves(1:1). In this research, the ratio of coffee:spices (%,b/b) tested varied with F0(100%: 0%), F1(95%: 5%), F2(90%:10%), F3(85%:15%), and F4(80%:20%) each ratios underwent 4 repetitions of tests. F0-F4 was roasted for 35 minutes at 20 °C. The results showed that all formulas except F4 had met the SNI certifications of ground coffee. F1 had the lowest(p<0.05) water(5.58%) and ash content(4.63%), while its extract content(29.68%) was the highest(p<0.05) out of all the other varying ratios of coffee: spices formula (F1-F4). There was no significant difference between F1 and F0(100% coffee). F4 had the lowest IC50(21.62μg/mL) among other formulas. Thus the formula with the lowest proportion of spices was considered as the optimal formula based on the water content, ash content, and extract content, whereas of antioxidant status, the formula with the highest proportion of spices was considered the best formula. The more the proportion of spices in the formula, the better the antioxidant status, but less optimum in terms of its other chemical properties. It is hoped that the spiced coffee formula could potentially serve as a functional beverage for the community.
Viability Lactic Acid Bacteria of Yogurt Powder With Carrageenan Addition Anugrah Tamam Basroni; Ahmad Ni&#039;matullah Al-Baarri; Anang Mohamad Legowo
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (190.398 KB) | DOI: 10.17728/jaft.61

Abstract

This research aimed to analyze the viability of lactic acid bacteria in carrageenan fortified yogurt powder. This research was done in Laboratory of Food Chemistry and Nutrition Faculty of Animal and Agriculture and Laboratory of Integrated Diponegoro University. Yogurt was made using pasteurized fresh milk and inoculated with Lactobacillus bulgaricus and Streptococcus thermophillus. The incubation was set to 6 hour and followed drying in vacuum oven. Carrageenan 0.5% (w/v) was mixed prior to the drying. The all treatment was repeated 4 times. The viability of lactic acid bacteria in powdered yogurt was analysed during 10 days. The results of this research showed that carrageenan addition provide no noticeable effect to the viability in powdered yogurt during the ten days storage. The conclusion of this research was carrageenan may be used in powdered yogurt without provide any affect in the viability of lactic acid bacteria.
Effect of Basil (Ocimum americanum L.) Proportion on Physical and Organoleptical Properties of Basil Cracker Yoga Pratama; Tsurayya Ulfah; Valentinus Priyo Bintoro
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (274.695 KB) | DOI: 10.17728/jaft.58

Abstract

Basil contains flavonoid, saponin, tannin, and essential oils namely sineol and eugenol. Basil has been known as appetite stimulant, laxative, fragrance, and breast milk stimulator. This study aimed to determine the effect of basil addition to linear expansion, crispiness, color, and organoleptic of basil cracker. Complete Randomized Design was used in this research with 4 treatments and 5 replications i.e. T1 (10% basil, 90% tapioca), T2 (15% basil, 85% tapioca), T3 (20% basil, 80% tapioca), T4 (25% basil, 75% tapioca). Linear expansion was measured using ruler, hardness/crispiness using texture analyzer, color using digital colormeter, and organoleptic testing was done by 25 panelists. The research showed that basil cracker had linear expansion of 166-235%; hardness of 1264.8-1837.6 gF; L* value of 22,47-40,40 and a* value of -20.73 to -12.67. Variation of basil proportion gave significant effects to linear expansion, crispiness, and color of basil cracker. The best treatment was T2 (15% basil, 85% tapioca) because it had high linear expansion and bright color, was crispy, and preferred by panelists.
Malonaldehyde Level of Administration Ethanol Extract of Purple Sweet Potato Var. Ayamurasaki in Doca-Salt Hypertensive Rats Irma Sarita Rahmawati; Soetjipto Soetjipto; Annis Catur Adi; Aulanni’am Aulanni’am
Journal of Applied Food Technology Vol 5, No 1 (2018)
Publisher : Dept. Food Technology, Faculty of Animal and Agricultural Sciences, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2526.489 KB) | DOI: 10.17728/jaft.56

Abstract

There is an increasing amount of evidence that oxidative stress related to hypertension can damage the function of diverse structures such as aorta. It is a well-established fact that chlorogenic acid and anthocyanine found in purple sweet potato generates bioactive compound with antihypertensive and antioxidant activities. The present study sought to investigate antioxidant activity of extract ethanol of purple sweet potato (EP) in deoxycorticosterone acetate (DOCA–salt)–induced hypertensive rats (Rattus norvegicus). The rats were orally administrated a 95% ethanol extract of purple sweet potato (var. Ayamurasaki) (EP) in a daily dose of 200 and 400 mg/kg body weight for 4 weeks. Aorta total malondialdehyde (MDA) and histopathology of aorta abdominal were examined. Aorta injury was observed in DOCA-salt hypertensive group rats compared to normotensive group rats, as aorta MDA significantly increased  (P <0.05). In contrast, treatment of DOCA-salt hypertensive rats with different dose of EP significantly reduced the total aorta MDA, as well as repair kidney damage, suppressed smooth muscle cell proliferation and lessen aorta wall thickening compared to controls.   This is the first report that demonstrated blood pressure lowering and antioxidative effects of an ethanol extract of purple sweet potato, containing chlorogenic acid, in a DOCA–salt model of hypertension.

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