• Title/Summary/Keyword: Korean cherry

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Physiological Activities of Saccharified Cherry Tomato Gruel Containing Different Levels of Cherry Tomato Puree (방울토마토 첨가량을 달리한 당화 방울토마토죽의 항산화 및 ACE 저해 효과)

  • Kim, Jin Sook;Kim, Ja Young;Chang, Young Eun
    • Korean journal of food and cookery science
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    • v.28 no.6
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    • pp.773-779
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    • 2012
  • This study was conducted to investigate the physiological activities of saccharified cherry tomato gruel containing different levels(0, 15, 30, and 45%) of cherry tomato puree. The total phenolic compound and flavonoids contents of saccharified cherry tomato gruel with cherry tomato puree were 1.73-5.09 mg/g and 0.28-7.01 mg/g, respectively. DPPH radical scavenging activities of saccharified cherry tomato gruel with cherry tomato puree were 8.67-92.58%, respectively. The ABTS radical scavenging activities of saccharified cherry tomato gruel with cherry tomato puree ranged from 6.02 to 61.59%. The ACE inhibitory activity of cherry tomato rice gruel increased with cherry tomato puree showed a range of 38.85-62.15%, respectively. With increasing additions of cherry tomato puree, the total phenolic compound and flavonoid contents, DPPH and ABTS radical scavenging activities and, ACE inhibitory activities were increased significantly (p<0.05). In conclusion, saccharified cherry tomato gruel could be used as a gruel processing method to in order to increase the functional values of gruels.

Study on Location Characteristics and Establishment Time of Cherry-blossom Attractions in the Modern Era Busan (근대 부산에서 벚꽃 명소의 입지적 특성과 성립 시기에 관한 연구)

  • Kang, YoungJo
    • Journal of the Korean Institute of Landscape Architecture
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    • v.44 no.5
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    • pp.47-58
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    • 2016
  • In modern era Busan, newspaper articles about cherry blossom attractions from FuzanNippo and ChosenJiho have changed from places of landmark cherry trees to recreational activities under the cherry blossom. This means that the place characteristics of the cherry blossom attractions helped transform modern Busan. This study is to clarify the real image of the cherry blossom attractions where they were and when it was established in modern Busan. In order to discuss the location characteristics and the timing of identification as it changed from cherry-blossom viewing spots to picnic spots under the cherry blossom, current articles published in the FuzanNippo and ChosenJiho were collected. This study results are as follows: First of all, cherry blossom attractions are located in private gardens, gardens at hot spring inns, public lands such as schools, temples, reservoirs and malls such as Dongnae hot spring and the Midoricho red-light district. The location feature was that they were found at the edges of settlement environments, at the interface of city and natural spaces in modern Busan. Secondly, newspaper articles about cherry blossom attractions gradually changed from cherry blossom viewing spots to picnic spots under the cherry blossom, which became the peak of the cherry blossom attractions in modern Busan. The main focus of cherry blossom attractions changed from cherry-blossom viewing to picnicking under cherry blossoms around 1920. This means that the establishment of cherry blossom attractions can be seen around 1920. Articles of cherry-blossom viewing picked up sites not easy to access such as private gardens and reservoirs, articles about picnic spots under cherry blossoms noted public places that everyone could access. Cherry blossom attractions sites became spring resorts in modern Busan.

The quality Characteristics of Saccharified Cherry Tomato Gruel Prepared with Rice Mash (쌀당화액을 이용하여 제조한 당화 방울토마토죽의 품질특성)

  • Kim, Jin-Sook;Kim, Young-Ja;Yang, Ji-Won
    • Korean journal of food and cookery science
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    • v.27 no.6
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    • pp.755-762
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    • 2011
  • This study was conducted to investigate the physicochemical characteristics and sensory qualities of saccharified cherry tomato gruel with different ratios of cherry tomato by rice mash. Saccharified cherry tomato gruel containing 0, 15, 30 and 45% cherry tomato puree was prepared and proximate compositions, sweetness, pH, acidity, color, texture, free sugar and sensory analysis of the samples were measured. With increasing cherry tomato puree content, proximate compositions, sweetness and acidity of cherry tomato gruel increased, and pH decreased significantly p<0.05). Saccharified cherry tomato gruel prepared with 15-45% cherry tomato puree displayed significantly lower viscosity. As the level of cherry tomato puree increased, L-value decreased, whereas the a-value and b value increased. Free sugar contents of fructose and glucose contents increased while maltose content decreased. Free sugar content of cherry tomato rice gruel was ranged of 1.44-2.12, 0.53-1.66 and 0.49-0.86 respectively. Cherry tomato rice gruel with 30% added cherry tomato puree was the most preferred for color, flavor, taste, mouth feeling, texture, overall acceptability preference. From these results, we found that adding 30% cherry tomato puree was the best to make gruel with high sensory quality.

Comparison of Components and Antioxidant Activity of Cherry, Aronia, and Maquiberry (버찌, 아로니아, 마키베리의 성분 및 항산화 활성 비교 연구)

  • Lee, Ki-Won;Je, Haejong;Jung, Tae-Hwan;Lee, Yu lim;Choi, Jae-Hwan;Hwang, Hyo-Jeong;Shin, Kyung-Ok
    • The Korean Journal of Food And Nutrition
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    • v.31 no.5
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    • pp.729-736
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    • 2018
  • This study was performed to facilitate development of new food materials by comparing general components, functional components and antioxidant activity of cherry, aronia, and maquiberry. Cherry revealed higher content of water (6.71%), crude protein (4.61%) and crude protein (5.33%) than aronia and maquiberry. Crude fat content of cherry fruits was the lowest at 1.46%. Content of iron per 100 g was 0.96 mg in cherry, significantly higher than other berries. Total phenolic content of cherry, aronia and maquiberry was 31.32~95.05 GAE mg/g. Total flavonoid content in water extract was 2.07 QE mg/g in cherry, compared with aronia and maquiberry. FRAP reduction power of cherry, aronia and maquiberry was $86.94{\sim}331.83TEAC\;{\mu}mol/g$. FRAP reduction power ($156.50TEAC\;{\mu}mol/g$) of cherry was higher than that of aronia ($121.72TEAC\;{\mu}mol/g$) at $95^{\circ}C$ deionized water extract. In the case of water extract, $117.00TEAC\;{\mu}mol/g$, and cherry was higher in ABTS radical scavenging ability than aronia ($86.55{\mu}mol/g$). DPPH radical scavenging activity of cherry, aronia and maquiberry was $26.34{\sim}493.53TEAC\;{\mu}mol/g$. DPPH radical scavenging activity was lowest in cherry. In conclusion, in place of foreign expensive aronia and maquiberry, the price of cherry is low and use of cherry widely distributed has increased and is used as a material of functional food.

The Trend on the Change of the Cherry Blossom Flowering Time due to the Temperature Change (기온 변화에 따른 벚꽃 개화시기의 변화 경향)

  • Lee, Seungho;Lee, Kyoungmi
    • Journal of Environmental Impact Assessment
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    • v.12 no.1
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    • pp.45-54
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    • 2003
  • The purpose of this paper is to examine the trend on the change of the cherry blossom flowering time due to the temperature change by selecting regions that have long periods of cherry blossom flowering time data as cases. With the flowering time data, the distribution of cherry blossom flowering time, time series change and change rate of cherry blossom flowering time were analyzed. Also, the correlation between the cherry blossom flowering time and the temperature was analyzed. The flowering of cherry blossom is earlier in metropolitan areas, and in the east coastal region than the west coastal region. The trend on the change of the cherry blossom flowering time is very similar to change the temperature. The change rate of the cherry blossom flowering time is rising up in the whole regions under study, and is relatively high in metropolitan areas. Especially, the cherry blossom flowering time festinated greatly in Pohang that is one of the heavily industrialized cities. From the analysis of correlation analysis between cherry blossom flowering time and temperature elements, the cherry blossom flowering time is highly related with mean temperature of March, which the month is just before the beginning of flowering.

Quality Characteristics of Noodles Containing Various Levels of Flowering Cherry(Prunus serrulata L. var. spontanea Max. wils.) Fruit Powder (버찌 분말을 첨가하여 제조한 국수의 품질특성)

  • Kim, Sung-Hee;Jung, Bok-Mi
    • Korean journal of food and cookery science
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    • v.29 no.1
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    • pp.19-28
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    • 2013
  • This study was carried out to investigate the quality characteristics and storage of noodle with added flowering cherry fruit powder. Wet noodles were prepared at concentration of 1, 2, and 3% (w/w) of the fruit based on flour weight. Moisture content of the noodles with or without flowering cherry fruit powder was 33.09~33.50%. Ca, K and Mg contents of flowering cherry fruit noodle were increasing at increasing concentrations of flowering cherry fruit powder. Cooked weight, volume, and water absorption decreased with increased fruit powder, whereas turbidity increased. For Hunter's color values of noodles, L (lightness) and b (yellowness) values decreased with increasing concentration of flowering cherry fruit powder, whereas a (redness) value increased. For mechanical characteristics of the noodles, adhesiveness of cooked noodle with flowering cherry fruit powder were higher than those of control. The pH of flowering cherry fruit noodle was lower than that of control during storage. Bacterial counts of wet noodle with flowering cherry fruit powders were lower than those of the control on the 10th day of storage at $5^{\circ}C$. From the sensory evaluation of 20's, texture, taste, and overall preference were not significantly different between the control and the fruit groups, but the color scores of 2% and 3% flowering cherry fruit noodle were significantly higher than that of 1% fruit noodle (p<0.05). In 40's sensory evaluation, color and overall preference scores of flowering cherry fruit noodle were significantly higher than those of control. In conclusion, the results of this study were suggested that the addition of flowering cherry fruit powder in combination with flour was tended to improve antimicrobial effects during storage when compared to control.

Development of a Multiplex RT-PCR for the Simultaneous Detection of Three Viruses in Cherry Plants

  • Park, Chung Youl;Park, Jeongran;Lee, Geunsik;Yi, Seung-In;Kim, Byeong Hoon;Eom, Jung Sik;Lee, Som Gyeol;Kim, Hongsup
    • Research in Plant Disease
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    • v.24 no.3
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    • pp.233-236
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    • 2018
  • A multiplex RT-PCR (mRT-PCR) assay was developed for the detection of the recently reported viruses, Cherry virus A (CVA), Little cherry virus 1 (LChV-1), and Little cherry virus 2 (LChV-2), in cherry plants in Korea. Eight sets of primers were designed for each virus and their specificity was tested by using various combinations of mixed primer sets. From the designed primer sets, one combination was selected and further evaluated to estimate the optimum temperature and detection limits of the mRT-PCR. A newly developed mRT-PCR assay was also tested using 20 cherry samples collected in the field. This mRT-PCR assay may be a useful tool for field surveys of diseases and the rapid detection of these three viruses in cherry plants.

Effect of Cherry Silverberry(Elaegnus multiflora) Juice on the Quality of Sulgidduk (보리수즙 첨가가 설기떡의 품질에 미치는 영향)

  • Choi, Hea Uk;Kim, Hyeyoung
    • The Korean Journal of Community Living Science
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    • v.26 no.4
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    • pp.707-716
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    • 2015
  • To evaluate the effects of cherry silverberry (Elaegnus multiflora) juice on sulgidduk, rice cakes were prepared using different quantities of cherry silverberry juice (0%, 33%, 66%, and 100%). The pH level of the control group was higher than that of other groups with cherry silverberry juice. The moisture content of the control group was higher than that of other groups with cherry silverberry juice. In terms of color, the L-value were significantly higher in the control group than in other groups, whereas the a-value and the b-value were significantly lower in the control group than in other groups (p<0.001). The hardness, springness, gumminess, and chewiness of the control group showed the lowest values. Preferences for the appearance, texture, flavor, and overall acceptability of sulgidduk with 66% and 100% cherry silverberry juice were higher than those for other groups. These results suggest that cherry silverberry juice can increase the acceptability of sulgidduk and that 66-100% cherry silverberry juice may be appropriate for making sulgidduk.

Characterization of pH Dependent Properties of mCherry Mutant, I202T (형광 단백질 mCherry-I202T의 pH 감응성 분석)

  • Lee, Sangmin;Chung, Minsub
    • Applied Chemistry for Engineering
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    • v.32 no.1
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    • pp.10-14
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    • 2021
  • mCherry is one of the well-understood red fluorescent proteins which has a similar tertiary structure as GFPs, but pH resistant due to the lack of hydrogen bond network. Whereas mCherry-I202T showed far-red fluorescence and also pH sensitive property because of the additional hydrogen bond formed by substituting Ile of 202 amino acid sequence on mCherry with Thr. In order to verify the pH sensitive characteristic of mCherry-I202T owing to the extension of hydrogen bond, UV-vis spectrum was measured over the range of acidic to basic pH. We also demonstrate further possibilities of applying mCherry-I202T as a pH sensor.

Sour cherry ameliorates hepatic lipid synthesis in high-fat diet-induced obese mice via activation of adenosine monophosphate-activated protein kinase signaling

  • Songhee Ahn;Minseo Kim;Hyun-Sook Kim
    • Journal of Nutrition and Health
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    • v.56 no.6
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    • pp.641-654
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    • 2023
  • Purpose: Sour cherry (Prunus cerasus L.) contains abounding phytochemicals, such as polyphenols and anthocyanins, and has antioxidative effects. Adenosine monophosphate-activated protein kinase (AMPK) is a crucial regulator in enhancing the lipid metabolism. This study hypothesized that the intake of sour cherry affects AMPK signaling. Therefore, this study examined whether sour cherry regulates AMPK to balance the hepatic lipid metabolism and exert ameliorating effects. Methods: Male C57BL/6J mice had obesity induced with a 45% fat diet. The mice were divided into four groups: control (CON), high-fat diet (HFD), low percentage sour cherry powder (LSC), and high percentage sour cherry powder (HSC). The mice in the sour cherry groups were fed 1% sour cherry or 5% sour cherry in their respective diets for 12 weeks. Results: The body weight, visceral fat weight, and lipid droplet size significantly decreased in the treatment groups. The serum and hepatic triglyceride and total cholesterol levels improved significantly in the HSC group. The low-density lipoprotein cholesterol levels were also reduced significantly, whereas the high-density lipoprotein cholesterol levels were increased significantly in both treatment groups. The sterol regulator binding protein-1c and fatty acid synthase expression levels as fatty acid synthesis-related enzymes were significantly lower in the treatment groups than in the high-fat diet group. Furthermore, the adipose triglyceride lipase and hormone-sensitive lipase expression levels as lipolytic enzyme activity and AMPK/acetyl-CoA carboxylase/carnitine palmitoyltransferase-1 as fatty acid β-oxidation-related pathway were upregulated significantly in both sour cherry groups. Conclusions: These results show that sour cherry intake improves hepatic lipid synthesis and chronic diseases by activating AMPK signaling. Therefore, this study suggests that phytochemical-rich sour cherry can be developed as a healthy functional food.