• Title/Summary/Keyword: mungbean starch

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Gelatinization and Gelling Properties of Legume Starches (두류 전분의 호화와 겔화 성질)

  • Lee, Ae-Rang;Kim, Sung-Kon
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.21 no.6
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    • pp.738-747
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    • 1992
  • The important legumes in Korea are mungbean, red bean, kidney bean and cowpea. Mungbean has traditionally been used for mook (jelly-like starch gel) preparation. Cowpea has recently been utillized for substitution of mungbean. The major use of sediment of red bean is for the sweet paste. The studies related to legume starches and flours (air-dried sediment) in Korea are concentrated on the understanding of the properties of mook. The structure of starch, gelatinization and gelling properties of legume starches and flours are reviewed with emphasis of Korean literatures.

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Textural Properties of Gluten-free Rice Pasta Prepared Employing Various Starches (전분을 첨가한 글루텐 프리 쌀 파스타의 텍스처 특성)

  • Jung, Jin Hyuck;Yoon, Hye Hyun
    • Korean journal of food and cookery science
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    • v.33 no.1
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    • pp.28-36
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    • 2017
  • Purpose: This study was conducted to understand the factors that affect the texture of gluten-free rice pasta prepared buckwheat, mung bean, and acorn starches and to compare textural properties of samples 100% semolina. Methods: The moisture content, weight and water absorption test investigated and texture profile analysis measured by texture analyzer. Results: 100% semolina sample's value was lower than gluten-free rice pasta moisture content, weight and water absorption test. moisture content weight was in pasta with mung bean starchin pasta with buckwheat starch. Texture profile analysis showed that increasing amount of buckwheat, mung bean, and acorn starches increased hardness, chewiness, cohesiveness and springiness, and decreased adhesiveness of gluten free rice pasta. Conclusion: This study suggested that adding buckwheat, mungbean and acorn starches could improve texture properties of gluten-free rice pasta.

Sensory and textural characteristics of mungbean starch gels with soy bean oil and sucrose fatty acid ester during room temperature storage (대두유와 슈크로오스 지방산 에스테르 첨가 녹두전분 겔의 상온 저장시의 관능적, 텍스쳐 특성)

  • 최은정;오명숙
    • Journal of the Korean Home Economics Association
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    • v.42 no.2
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    • pp.213-227
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    • 2004
  • This study was attempted to investigate the sensory and textural characteristics of mungbean starch gels with soy bean oil and sucrose fatty acid ester(SE) addition during room temperature storage. Freshly prepared mungbean starch gels, with and without soy bean oil and SE, were stored at 25$^{\circ}C$ for 24, 48 and 72 hours. The color value, syneresis, texture and sensory properties of the gels were measured. The lightness(L) of the gels with soy bean oil and without additives was similar whereas that with SE was lower than that without additives. Syneresis of the gels with soy bean oil and SE was lower than that without additives. Rupture stress, rupture strain and rupture energy of the freshly prepared gel with 2∼4% soy bean oil were increased, but there were no differences in rupture properties between the gel with soy bean oil and that without additives. Rupture stress, rupture stain and rupture energy of all the gels with SE were decreased. Addition of soy bean oil to the gel did not change the texture profile of the gel, whereas hardness, springiness and chewiness of the gel with SE were decreased. In sensory evaluation, the acceptability of freshly prepared gel with soy bean oil was similar to that without additives, whereas that of the gel with 2% soy bean oil stored for 24 hours was higher than that without additives. The acceptability of the gel with SE was decreased significantly.

Quality Characteristics of Omija Jelly Prepared with Various Starches (전분의 종류에 따른 오미자 젤리의 품질 특성연구)

  • 류현주;오명숙
    • Korean journal of food and cookery science
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    • v.18 no.5
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    • pp.534-542
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    • 2002
  • This study was carried out to determine the effects of various starches (mungbean starch, cowpea starch and corn starch) on the quality characteristics of Omija jelly made of Omija extract. The viscosity of starch suspended in Omija extract and distilled water was measured by using a RVA(Rapid Visco Analyzer), and, color value, syneresis, texture(rupture test and TPA test) and sensory properties of Omija jelly and pure starch jelly were measured. Gelatinization temperature of each starch suspended in Omija extract was higher than that suspended in distilled water, whereas final viscosity of Omija jelly was decreased. Omija extract appeared to retard the gelatinization of starch and recrystallization of gelatinized starch. The viscosity of com starch was lowest among the three types of starch, suggesting thai higher concentration is needed in the use of com starch. The lightness(L) of corn starch gel was the highest among the gels. The syneresis of Omija jelly was lower than that of starch jelly, therefore, Omija extract seemed to be helpful on the stability of starch gel. Rupture properties of Omija jelly was lower than that of starch jelly, whereas the adhesiveness of omija jelly was greater. Omija jelly made of corn starch was less cohesive and more sticky than other gels, and its acceptability was very low. Sensory characteristics of the gel were relatively well correlated with the mechanical characteristics. Overall acceptability of Omija jelly was high in the concentration of 7, 8% of mungbean starch and 8, 9% of cowpea starch. Thus, the optimum concentration of starch for making Omija jelly using mungbean starch was 7, 8% and that using corn starch was 8, 9%.

Quality Characteristics of Mungbean Starch Gel Added with Salicornia herbacea L. Powder (함초 분말을 첨가한 청포묵의 품질 특성)

  • Son, Gi-Ok;Lee, Seung-Joo
    • Journal of the East Asian Society of Dietary Life
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    • v.24 no.4
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    • pp.472-480
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    • 2014
  • This study evaluated the quality characteristics of mungbean starch gel prepared with different amounts of Salicornia herbacea L. powder. In order to determine the optimal addition level of Salicornia herbacea L. powder, samples of mungbean starch with 0, 2, 4, 6 and 8% of Salicornia herbacea L. powder substitute were prepared, after which physicochemical, textural and sensory quality characteristics were measured. Upon increasing Salicornia herbacea L. powder levels in the formulation, moisture contents of samples decreased, except the 6% addition sample, and salinity levels increased. Total phenolic contents and DPPH radical scavenging activities also increased significantly upon addtion of Salicornia herbacea L. powder. According to the texture analysis, hardness and gumminess decreased with increasing amounts of added Salicornia herbacea L. powder. From the sensory tests, 4% Salicornia herbacea L. powder sample received the highest overall acceptability score with proper levels of flavor, saltiness and texture. As a result, to increase usage of Salicornia herbacea L., the optimal formulation consisted of 4% Salicornia herbacea L. powder substitute for mungbean starch.

Quality Characteristics of Mung bean Starch Gels added with mulberry leaves powder, yellow soybean powder and mugwort powder (기능성 식품을 첨가한 청포묵의 관능적 품질특성(뽕잎가루, 콩가루, 쑥가루))

  • 김애정;임영희;김명희;김미원
    • Korean journal of food and cookery science
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    • v.18 no.6
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    • pp.567-572
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    • 2002
  • The effects of adding mulberry leaves powder, yellow soybean powder(YSP), and mugwor powder(MP) for the preparation of mungbean starch gels(MSG) were studied. MSG with above additives were analysed for proximate composition. sensory evaluation, chromaticity, and rheometric properties. In the proximate composition test, the moisture content was the highest in the MSG with 0.5% MP, and the crude protein content war the highest in MSG with 1.0% YSP. In the sensory evaluation, MSG with various additives showed higher values than control. Whereas MSG with 0.5% additives showed a high value in hardness, control gels showed high values in the gumminess and brittleness in the measurement with a rheometer.

Isolation of High Quality RNA from Seeds of the Mungbean (Vigna radiata) (녹두 종자의 RNA 분리 방법)

  • Kim, Kyeong-Im;Ku, Ja-Hwan
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.51 no.spc1
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    • pp.274-276
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    • 2006
  • Mungbean (Vigna radiata) is a legume to East Asia that has great potential for development as traditional food and industrial crop. It produces both protein and starch rich grain. The low variability of the existing gene pool of the mungbean limits the use of conventional plant breeding to address this problem. For this purpose, an efficient means of RNA isolation from mungbean seed tissues was developed. The quality of RNA obtained by this method was sufficient for use in RT-PCR and RNA analysis.

Characterization of Mungbean (Phaseolus aureus L.) Starch (각종 전분으로 만든 교질상 식품의 특성에 관한 연구 - 녹두 전분의 이화학적 특성 -)

  • Kim, Wan-Soo;Lee, Hei-Soo;Kim, Sung-Kon
    • Applied Biological Chemistry
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    • v.23 no.3
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    • pp.166-172
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    • 1980
  • Starch granules of mungbean observed by microscope and scanning microscope were oval or round, $8{\sim}13{\mu}$ wide, and $18{\sim}30{\mu}m$ long. X-ray diffraction of the starch granules resulted weak crystallinity at $2{\theta}\;16.9^{\circ}$ The blue value of the starch was 0.36, amylose content 22.7%, alkali number 8.52, ferricyanide number 1.06, and water binding capacity of 81.6%. Swelling of the starch was negligible until $50^{\circ}C$, thereafter it increased rapidly. Optical transmittance of 0.3% starch suspension was increased rapidly from $65^{\circ}C$ and the gelatinization at $65{\sim}90^{\circ}C$ was of single stage. Amylogram patterns of the 6.7 and 8% starch solution were similar with no peak viscosity. The time constant for retrogradation of 40% starch gel stored at $21^{\circ}C$ was 1.99 days.

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Comparison of Physicochemical Properties of Corn, Sweet Potato, Potato, Wheat and Mungbean Starches (옥수수, 고구마, 감자, 소맥, 녹두 전분의 이화학적 성질 비교)

  • Jung, Seung-Hyeon;Shin, Gun-Jin;Choi, Chun-Un
    • Korean Journal of Food Science and Technology
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    • v.23 no.3
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    • pp.272-275
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    • 1991
  • Physicochemical properties of commercial corn, sweet potato, potato, wheat and mungbean starches were investigated. Amylose contents of each starch were 23, 20, 24, 28 and 39%, whereas water binding capacities were 92, 87, 83, 79 and 77%, respectively. Average granule size of potato starch was considerably higher than that of other starches. In terms of color, lightness and whiteness of sweet potato starch were relatively lower than those of other starches. Comparing with other starches, the viscosity of potato starch was the highest level. The results also showed that textural properties of potato and sweet Potato starch gels were similar. Corn starch gel had lower hardness and higher cohesiveness than others.

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Investigation on the History of the Muck (Traditional Starch Jelly) and Its Processing Methods Reviewed in the Ancient and the Modern Culinary Literatures (고문헌(1400년대~1800년대) 및 근대문헌(1900년대~1960년대)에 나타난 묵의 변천과 묵 쑤는 방법에 대한 고찰)

  • Cha, Jin-A;Cha, Gyung-Hee;Chung, La-Na;Kim, Soo-Youn;Chung, Yoo-Sun;Yang, Il-Sun
    • Journal of the Korean Society of Food Culture
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    • v.23 no.1
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    • pp.73-89
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    • 2008
  • Muck (Korean traditional starch jelly) is very unique and the one of the oldest starch processing traditional food. The typical ingredients for making muck such as acorns, mungbean and buckwheat have been eaten since the new stone age or even before that era. This study was for investigation on the history of muck and its processing methods in the ancient and the modern culinary literatures from the 1400’s to 1900’s. The summary of the reviews was as follows. In the ages from the 1400’s to 1700’s, using starch powder, Se-myon and Chang-myon were made and their shape were like noodles instead of cubical shape. It was after the 1700’s that muck making methods were revealed in the literature, like ${\ulcorner}Gyeong-do-jabji{\lrcorner}$ (1730) and${\ulcorner}Go-sa-sib-e-jib{\lrcorner}$ (1737). The naming of muck might be from the time after 1800’s, in${\ulcorner}Myoung-mul-kiryak {\lrcorner}$ (around 1870) the basis of the names of Choeng-po (white mungbean jelly) and Whang-po (yellow mungbean jelly) could be found. One of the most well-known muck dish, Tang-pyeong-chae, was recorded many old literatures, so it was found that Tang-pyeong-chae was very popular and governmental policy of Tang-pyeong-chak influenced the food of the common people. In ${\ulcorner}Shi-eui-jeon-seo{\lrcorner}$ (late 1800’s) there were records of several types of muck and starch powder making methods in detail which were handed down to the modern ages.