• 제목/요약/키워드: phospholipid component

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The Contents of Total Lipid and the Component of the Lipid in Porcine Variety Tissue (豚 內臟筋中 總脂質 含量과 構成脂質의 組成)

  • 양철영
    • Journal of the East Asian Society of Dietary Life
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    • 제3권1호
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    • pp.61-66
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    • 1993
  • The contents of crude fat were remarkably different according to parts in porcine tissues. The most contents of total lipids in variety tissues were neutral lipid, and the nexts were phospholipid and glycolipid, where these of the most composition in liver were phospholipid and the next neutrallipid and glycolipid. The major component of the nonpolar lipids in fresh was triglyceried(58.09∼74.68%) and phospolipid in the polar lipid were phosphatidyl choline(20.14∼45.17%) and phosphatidyl ethanolamine(18.5∼30.14%) and the main component in glycolipid acylsterol glyceride(26.10∼45.15%), respectively.

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Preparation and properties of crosslinked polyurethane containing phospholipid component for biomaterials (Phospholipid Component 를 함유한 가교된 Polyurethane Biomaterials의 제조와 물성)

  • Yoo, Hye-Jin;Kim, Han-Do
    • Proceedings of the Korean Fiber Society Conference
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    • 한국섬유공학회 2003년도 가을 학술발표회 논문집
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    • pp.55-58
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    • 2003
  • Segmented polyurethanes have been widely used for various commercial and experimental blood-contacting and tissue-contacting applications such as vascular prostheses, blood pumps, heart valves, pacemaker lead wire insulation, catheters, artificial hearts, and cardiac assist devices due to their generally favorable physical and mechanical properties, as well as fairly good biocompatibility and antithrombogenicity characteristics. (omitted)

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Effects of the Feeding Mixture of Mushrooms and Vegetables Oils on the Lipid Component and Fatty Acid Composition of Liver in Rats (식용버섯과 식물성 유지의 혼합급여가 흰쥐 간장의 지질성분 및 지방산 조성에 미치는 영향)

  • 김군자;김한수;김희숙;최운정;정승용;김성희
    • Journal of the Korean Society of Food Science and Nutrition
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    • 제23권5호
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    • pp.736-742
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    • 1994
  • This study was designed to observe the effects of the mixed diets of edible mushrooms and vegetables oils on the lipid component and fatty acid composition in liver of the diet induced hydpercholesterolemic rats. Ten groups of male S.D. rats were fed a basal diet supplemented with 5% of one of three mushrooms(G.I, L.e, A.j) and 10% of one of three vegetable oils (olive ,safflower perilla) for three weeks. In liver, total cholesterol concentration was significantly low in group 3 (olive oil 10 % + L. edodes 5%) and 6 (safflower oil 10 % $_2$L. edodes 5%) , triglyceride concentration was low in groups 8 (perilla oil 10 % + g. lucidum 5%) and 9 (perilla oil 10% + L. edodes 5%) and phospholipid concentration was significantly low in groups 3, 5, (safflower oil 10 % + G.lucidum 5%), 6, 7 (safflower oil 10 % + A .judae 5%) 8, 9 and 10 (perilla oil 10% + a. judae 5%). in the fatty acid composition of total lipid inliver, monounsaturated fatty acid (MUFA) concentration s were high in groups 2 (olive oil 105 + g. lucidum 5%), 3, and 4 (olive oil 10% + A. judae 5%) and all the perilla oil groups, polyunsaturated fatty acid (PUFA) and linoleic aicd concentrations were signifciantly high in all the safflower oil groups. In the fatty acid composition of liver phospholipid , PUFA concentrations were ghih but MUFA concentrations were low. In the triglyceride component, MUFA were some more than saturated fatty acid (SFA) . In the cholesteryl ester component, MUFa concentrations were significantly high. In the fatty acid composition of liver lipid components, linholeic acid was high in the PUFA and so it was major fatty acid. Eicosapentaenoic acid (EPA) of phospholipid component in liver was significantly high.

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Effect of Selenium-added Hight Fat Diets on Phospholipid in Tissues of Rats (Selenium 첨가 고지방식이가 흰쥐의 조직 인지질에 미치는 영향)

  • Soung, Wan-Je;Kim, Song-Cheon;Lee, Yong-Ock
    • Journal of the Korean Applied Science and Technology
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    • 제5권2호
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    • pp.17-28
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    • 1988
  • This experiment is carried out to study alteration of phospholipid compoent in liver, kidney, testis, and brain tissues of male rats which are fed selenium added high fat diets for 7 weeks. The phospholipids of these tissues are analyzed by TLC method. The results are as follows. 1. The growth rate and food intake levels are not affected by selenium-added high fat diets. 2. The levels of total cholesterol, total lipid and TBA are lower in selenium-added diets than selenium free diets 3. The total phospholipid levels of each tissue are kidney > brain > testis > liver and the levels of phospholipid component are Le>Sph>Ce>LLe for kidney and liver, Le>Sph>LLe>Ce for testis and brain.

Studies on the Lipid of Aquatic Products(Part 5) -Comparison of flesh Lipid Composition of Some Fresh Water Fishes Mandarin Fish Korean Perch Cornet Fist and Cat Fish- (수산물의 지질에 관한 연구(제5보) -쏘가리, 꺽지, 누치 및 메기의 근육지질 조성의 비교-)

  • 하봉석;강동수
    • Journal of the Korean Society of Food Science and Nutrition
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    • 제19권4호
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    • pp.291-300
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    • 1990
  • The lipid compositions including fatty acid sterol lipid class and the lipid component of the total lipid extracted from the flesh of some fresh water fishes I. e. mandarin cornet cat fish and Korean perch were compared. The levels of total lipid of flesh tissues from the fresh water fishes were high(7.4%) in cat fish but low(1.4-2.2%) in mandarin fish Korean perch and cornet fish. On the contrary the content of unsaponifiable matters found in total lipid was low(2.6%) in cat fish but high(6.0%-6.5%) in mandarin fish Korean perch and cornet fish. Total lipids were mainly composed of triglyceride(74.6-86.5%) as major component in each sample and the other lipid components of total lipid e. g. polar lipid free fatty acids and free sterol were the minor components, The major fatty acids in total lipid of each sample were{{{{ {C }_{16 { }:_{ }0 } }}}}(19.6-29.2%) {{{{ {C }_{16 { }:_{ }1 } }}}}(17.3-30.7%) and {{{{ {C }_{18 { }:_{ }1 } }}}}(16.8-29.2%) and additionally it chiefly consisted of {{{{ {C }_{14 { }:_{ }0 } }}}} and {{{{ {C }_{18 { }:_{ }2 } }}}} Particularly the contents of polyenoic acids in total lipid of cat fish were higher than those of the other fish samples. The level of cholesterol in total lipid was low (8.3mg/g) in cat fish but were high(36.9-59.9mg/g) in mandarin fish Korean perch and cornet fish. The contents of fractionated neutral lipid(NL) were higher than those of polar lipid(PL) in each sample. Particularly phospholipid content in PL was low(6.0%) in cat fish but were high(23.1-36.3%) in mandarin fish Korean perch and cornet fish. Neutral lipids were mainly consisted of triglyceride(84.5-93.4%) as amjor component in each sample and the other lipid components of neutral lipid e, g, free fatty acids and free wterol were exhibited as a minor components, The fatty acid compositon of neutral lipids was very resembled to total lipids. The phospholipid in mandarin cornet and cat-fish were mainly composed of phosphatidyl serine(23.1-49.8%) and phosphatidyl choline(20.8-45.3%) The relatively higher amounts of phosphatidyl serine were observed in mandarine cornet and cat-fist than in Korean perch, But phosphatidyl ethanolamine(42.3%) and phosphatidyl choline (49.9%) were the main phospholipid in Korean perch. The extraordinary high content of phos-phatidyl ethanolamine compared to other fishes was characteristics in phospholipid composition of Korean perch. The major fatty acids in phospholipid of each sample were {{{{ {C }_{16 { }:_{ }0 } }}}} (38.3-46.5%) {{{{ {C}_{18 { }:_{ }0 } }}}}(14.2-21.7) and C16:1(11.6-13.8%) and additionally it chiefly consisted of C18:2, C18:0 and C17:0 The major fatty acids in glycolipid of each sample were C16:0(28.8-40.1%) C18:1(5.4-29.9%) C18:0(5.1-28.9%) and C16:1(8.2-20.1%) and additio-nally it chiefly consisted of C14:0 and C20:1.

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Relationship between Fatty Acid Composition of Phospholipid from Leaves and Cold Tolerance of Rice Plants (벼의 내냉성과 잎조직인지질의 지방산 조성과의 상관관계)

  • Jung, Jin;Kim, Young-Kee;Park, Sang-Gyu
    • Applied Biological Chemistry
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    • 제26권1호
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    • pp.58-64
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    • 1983
  • The fatty acid composition of phospholipid from the leaves of rice plants grown at $28^{\circ}C$ and harvested at the 3-4 leaf stage was determined for 8 cultivars. Change among cultivars observed in the composition has been found to be correlative to the chilling susceptivity of the plants at the given leaf-stage. The chilling-resistant cultivars contain phospholipid with higher degree of unsaturation and larger relative proportion of unsaturated fatty acids than the chilling-sensitive ones. The indices for unsaturation of phospholipid from a cultic-ar are well in accordance with its resistance to cold damage. clearly demonstrating that the fluidity of biomembrane which is generally regarded as the prerequisite for a cell to maintain its membrane-related physiological activity at a low temperature is exclusively controlled by the fatty acid composition of phospholipid. Also identified were the components of phospholipid, which are phosphatidyl serine and phosphatidyl coline as major components and phosphatidyl inositol as minor component plus 3 phospholipids in trace proportion, from every cultivar at the early growth-stage.

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A Study on the Orientational properties of Phospholipid Monolayers (지질단분자막의 배향 특성에 관한 연구)

  • Lee, Kyung-Sup;Kwon, Young-Soo
    • Proceedings of the KIEE Conference
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    • 대한전기학회 1995년도 하계학술대회 논문집 C
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    • pp.1217-1219
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    • 1995
  • The organization of phospholipid monolayers on a water surface was investigated by means of Maxwell-Displacement-Current(MDC)-Measuring technique. The phase transition from the gaseous phase to the gaseous-fluid phase which accompanies the polar ordering of lipid molecules was detected by the technique in the range of immeasurable low surface pressure and the molcular-area which gives the onset of the transition was determined for lipid monolayers. The vertical component of dipole moment of lipid membranes was determined from the charge flowing the rough the circuit, and we measured differential themal analysis of sample.

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Effect of the Addition of Defatted Perilla on Lipid Metabolism in Rats (들깨박의 첨가가 흰쥐의 지질대사에 미치는 영향)

  • 이승교;박양자
    • Journal of the Korean Society of Food Science and Nutrition
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    • 제20권1호
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    • pp.72-77
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    • 1991
  • This study was designed to obseve the effect of defatted perilla as a dietary fiber on lipid components of serum feces and liver in rats. Serum cholesterol and triglyceride were signfican-ly decreased in defatty perilla added groups. total lipid cholesterol and triglyceride of feces were significantly increased in defatted perilla added groups. Liver phospholipid content was higher in the defatted perilla added groups. The other lipid components of the liver were not affected by the defatted perilla administration. These results suggest the possibitlity that defatted perilla have a reducing effect of serum cholesterol and triglyceride through the incre-ment of feacal excretion of lipid component and phospholipid in liver.

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Antioxygenic and Peroxide-decomposing Activities of Antarctic Krill Lipids (Krill 지질(脂質)의 항산화성(抗酸化性)과 과산화물(過酸化物) 분해작용(分解作用))

  • Lee, Jong-Ho
    • Journal of the Korean Society of Food Science and Nutrition
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    • 제13권3호
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    • pp.326-333
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    • 1984
  • The oxidation rate of krill lipids is very slow and no peroxides are accumulated even after long storage. By means of various chromatographic techniques and mass spectrophotometry, the primary antioxidant has been identified as ${\alpha}$-tocopherol. The phospholipid fractions did not show any antioxidative activity but peroxide-decomposing properties of total lipids depended upon the phospholipid contents. The peroxide-decomposing activities of phospholipids were due to the presence of polar materials generated during the storage. The most peroxide-decomposing fractions of oxidized krill lecithin by DEAE-cellulose column chromatography was low-molecule fraction (mean molecular weight: 182) and high-molecule fraction (mean molecular weight: 1942) was the next. The separation of peroxide-decomposing properties from low-molecule fraction was achieved by partitioning between chloroform and methanol/water. The methanol/water fraction showed strong peroxide-decomposing activities and main component of this fraction was assumed hydroxyamine compounds derived from choline.

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Fatty Acid Composition and Electrophoretic Patterns of Proteins of Korean Soybeans (우리나라 콩의 지방산 조성 및 단백질의 전기영동 패턴)

  • Kim, Jong-Goon;Kim, Sung-Kon;Lee, Joon-Shik
    • Korean Journal of Food Science and Technology
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    • 제20권2호
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    • pp.263-271
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    • 1988
  • Fatty acid composition and electrophoretic patterns of protein of Korean soybeans were studied, The protein content showed an inverse relation with the lipid content, The content of lipid types of total lipid was in the order of neutral lipid, glycolipid and phospholipid, Cultivar 102-B had higher content of neutral lipid but lower content of phospholipid compared with others. The main component of neutral lipid was triglyceride followed by sterol. The main fatty acids of total lipid were linoleic, oleic and palmitic acids, which comprised over 85% of total fatty acids. The main fatty acid of neutral lipid, glycolipid and phospholipid were linoleic acid. The polyacrylamide gel electrophoretic pattern of protein showed seven bands. The cultivar 102-B had the highest content of IIS globulin. Sodium-dodecyl sulfate PAG electrophoresis demonstrated that all soybeans had similar composition of subunit.

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