解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::The diglyceride species of phosphatidylcholines from livers of male rats after treatment of the animals with ethionine (1 mg/g divided among 4 doses 2 hr apart), phenobarbital (80 mg/kg each day for 3 days), or a combination of the two drugs were determined using gas chromatography. Ethionine treatment greatly elevate...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533307
更新日期:1977-11-01 00:00:00
abstract::The skin surface lipid of the dog has been reported to contain a high proportion of diol diesters having a lower mobility on thin layer chromatography than diesters from other species in spite of containing similar fatty acid and diol components. In the present study, dog skin surface lipid was separated by preparativ...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533265
更新日期:1977-10-01 00:00:00
abstract::A comparison of human adult and fetal adrenals with respect to their levels of glyceryl ether lipids and other lipid components is reported. Fetal glands contained significantly lower levels of alk-1-enyl phosphoglycerides and of cholesterol. Neutral glyceryl ether diesters, and ethanolamine and choline phosphoglyceri...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533392
更新日期:1977-07-01 00:00:00
abstract::An effective resolution of intact phosphatidylserines on the basis of unsaturation has been achieved by conventional argentation thin layer chromatography (TLC) following trifluoracetylaction. The trifluoroacetamides are prepared by treatment with trifluoroacetic anhydride or N-methyl-bis-trifluoroacetamide. The aceta...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533377
更新日期:1977-07-01 00:00:00
abstract::By means of cellulose acetate electrophoresis and measurement of radio-activity, lipoproteins (d less than or equal to 1,006) of lymph collected from rats fed a diet containing fats added to labeled fatty acids for 20-24 hr, have been separated into two kinds differing in their size. Fats with different saturated and ...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02535449
更新日期:1977-06-01 00:00:00
abstract::The fatty acid composition of cerebrosides of developing foetal human brain and regional variations, if any, during intrauterine life were studied. While palmitic and stearic acids were the predominant normal fatty acids throughout intrauterine life, long chain fatty acids, like lignoceric and nervonic acids, which we...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533635
更新日期:1977-04-01 00:00:00
abstract::During germination of seeds of the gymnosperm, Pinus pinea, radioactivity from [2-14C]-mevalonate proceeded principally through the anaerobic reactions leading to squalene in the first 24 hr in both the haploid endosperm and the diploid embryo, and only with succeeding time (3-9 days) in both cases was label transferr...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533642
更新日期:1977-04-01 00:00:00
abstract::The effect of a saturated fat diet on the apoprotein composition and radioiodination properties of plasma very low density lipoprotein (VLDL) was studied in rats. After feeding the diet for 10 days, the proportion of 125I attached to VLDL lipid decreased from 50% (control animals) to 8%, the remainder (92%) being boun...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533349
更新日期:1977-03-01 00:00:00
abstract::The pulp from unerupted calves' teeth was found to contain low levels of glycerol ester hydrolase activity. Solutions in Tris buffer cleared tributyrylglycerol agar and hydrolyzed emulsified olive oil. The average quantity of free fatty acids released in five assays with olive oil was: 2.8, S.D.+/-1.4. Specific activi...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533302
更新日期:1977-02-01 00:00:00
abstract::A group of homologous, nonmethylene-interrupted dienoic fatty acids (NMID) recently reported in oysters has been found in several other shellfish species and also in other marine phyla. The distribution of most other "normal" fatty acids among several species of shellfish is basically similar but mantle lipids from tw...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533289
更新日期:1977-02-01 00:00:00
abstract::Several of a series of linoleic acid amides have been reported to inhibit cholesterol-induced atherosclerosis in rabbits. The three amides which have been studied to the greatest extent are (in order of increasing activity) N-cyclohexyl linoleamide (AC23), N(alpha methylbenzyl) linoleamide (AC223), and N[aplha-phenyl-...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532966
更新日期:1977-01-01 00:00:00
abstract::A test meal (300 mg casein, 600 mg sucrose, 100 mg corn oil, tracer dose of 9.10(3)H oleic acid) was given to fasting adult rats with intestinal lymph fistulas. One group received an acute oral dose of ethanol (3.2 g/kg body weight) simultaneously with the test meal. Controls received 2.5 ml of water instead of ethano...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532991
更新日期:1976-12-01 00:00:00
abstract::The effect of Rauscher Leukemia Virus (MuLV-R) infection on the lipid composition of mouse spleen from BALB/c mice was investigated. Drastic changes in the lipid composition of the spleen as a result of tumor growth induced by the virus could be demonstrated at 21 days after infection. The molar ratio of cholesterol t...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533406
更新日期:1976-11-01 00:00:00
abstract::Total lipid content in the thermophilic fungi-Thermoascus aurantiacus, Humicola lanuginosa, Malbranchea pulchella var.sulfurea, andAbsidia ramosa-varied from 5.3 to 19.1% of mycelial dry weight. The neutral and polar lipid fractions accounted for 56.4 to 80.2% and 19.8 to 43.6%, respectively. All the fungi contained m...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533048
更新日期:1976-10-01 00:00:00
abstract::The effect of 4,4'-diethylamino-ethoxyhexestrol (DH) on acid esterase in rat liver was studied in vivo and in vitro. The acid esterase activity in the livers of rats treated with 0.125% DH for 1 week was found to decrease more than 60% as compared with that in untreated rats. The addition of DH to the incubation mediu...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02533044
更新日期:1976-10-01 00:00:00
abstract::The effects of different dietary fats on ovine adipose tissue metabolism have been investigated. Six-month old sheep were fed for 6 weeks a control diet or diets supplemented with either tallow or a mixture of sunflower seed oil and soybean oil, treated to protect the fats from hydrolysis and hydrogenation in the rume...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532883
更新日期:1976-09-01 00:00:00
abstract::[3-(14)C] Eicosatrienoic acid (delta11,14,17) chemically synthesized from [-(14)C] linolenic acid was injected intracranially into 14-day old rats and sacrificed 8 hr later. The analysis of brain fatty acids by radio-gas liquid chromatography before and after ozonolysis showed that the tetraene fraction consisted of a...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532888
更新日期:1976-09-01 00:00:00
abstract::Tritium-labeled 14alpha-methyl-5alpha-ergost-8-enol and 5alpha-ergosta-8,14-dienol were converted to brassicasterol and poriferasterol in Ochromonas malhamensis. This indicates that the organism can rearrange these sterol structures so that they contain the naturally occurring 5(6) double bond, and suggests that O. ma...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532878
更新日期:1976-08-01 00:00:00
abstract::Lipid metabolism of male Fisher 344 rats aged 2-24 months was studied. Serum and liver cholesterol levels did not display the age-related gradual increase seen in other rat strains. An increase in the serum plus liver cholesterol pool from 2 to 6 months was followed by a plateau through 18 months and then another incr...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532876
更新日期:1976-08-01 00:00:00
abstract::Male Wistar rats were fed semipurifed diets containing 20% fat for 25 weeks. Ten different oils or oil blends were employed, including rapessed oils, simulated rapeseed-type oils, and modified rapeseed-type oils. Safflower, soybean, and hydrogenated coconut oils served as control oils. Histopathological examination of...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532900
更新日期:1976-07-01 00:00:00
abstract::The concentrations of nonesterified fatty acids and glycerol in rat parametrial adipose tissue increased at peak lactation. Adipose tissue from lactating rats showed higher rates of release of nonesterified fatty acids and glycerol when incubated in vitro than did tissue from nonlactating rats, but there was a substan...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532850
更新日期:1976-05-01 00:00:00
abstract::The biosynthesis of [14C] CDP-diglyceride was studied using rat liver microsomes which were endogenously labeled with [14C] phosphatidic acid by preincubation of unlabeled microsomes with sn-[14C] glycerol-3-phosphate and appropriate cofactors. The formation of CDP-diglyceride from radioactive phosphatidate showed an ...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02544050
更新日期:1976-04-01 00:00:00
abstract::Selected aspects of total parenteral nutrition in man are reviewed with emphasis on carbohydrate, lipid, and hormonal interactions. In an experiment to test for the essentiality of a specific amino acid, a normal adult man received all major and minor nutrients, except lipids, by intravenous alimentation for 48 days. ...
journal_title:Lipids
pub_type: 历史文章,杂志文章,评审
doi:10.1007/BF02544058
更新日期:1976-04-01 00:00:00
abstract::Weanling rats were fed essential fatty acid-deficient diets, either completely fat-free, or with partially hydrogenated fish oil (PHFO, 28 wt %), or with fractions derived from PHFO containing primarily positional isomers of trans-eicosenoate (20:1, 3 wt %) or trans-docosenoate (22:1, 3 wt %). Control animals were fed...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532855
更新日期:1976-03-01 00:00:00
abstract::The bile acid pool was found to be ca. 50 mumoles/100 g body wt in male and female rats maintained on standard laboratory chow and ca. 30 mumoles/100 g body wt in those maintained on a standard semisynthetic diet. The distribution of bile acids within the pool was similar in plasma, liver, and intestinal tract, except...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532657
更新日期:1976-02-01 00:00:00
abstract::Mycobacterium fortuitum utilizes certain stereoisometric mixtures of individual multimethyl branched alkanes as sole carbon source, including 2,6(R), 10(S), 14(RS)-tetramethylhexadecane; 2.6(R), 10(S), 14(RS)-tetramethylheptadecane; 2,6(RS), 10(RS)-trimethyltetradecane, and 2,6(R), 10(S)-trimethylpentadecane. Products...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532587
更新日期:1976-01-01 00:00:00
abstract::Minimal deviation hepatoma 7288 C cells were cultured in Swim's medium containing 10% serum for 48 hr. The growth medium was replaced with serum free media containing different concentrations of [1-14C] eicosa-8,11,14-trienoic acid and the cells were incubated for 24 hr. Incorporation into cell lipids, oxidation to CO...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532312
更新日期:1975-12-01 00:00:00
abstract::Linoleic acid hydroperoxide formed by soybean lipoxygenase was metabolized by the same enzyme in the presence of guaiacol. The products of this reaction included, trihydroxyoctadecenoic acids, hydroperoxydihydroxyoctadecenoic acids, hydroxyepoxyoctadecenoic acids, dihydroxyoctadecenoic acids, hydroxyoctadecadienoic ac...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532331
更新日期:1975-12-01 00:00:00
abstract::The activity of pyruvate dehydrogenase from freshly isolated mitochondria was shown to be dependent upon the nutritional and metabolic state of the animal prior to sacrifice, such that mitochondria from the livers of 48 hr starved, diabetic, or high fat fed rats had lower enzyme activity than normal, chow fed rats. Th...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532317
更新日期:1975-12-01 00:00:00
abstract::Total lipids from whole pig adrenal glands as well as from their mitochondria, microsomes, liposomes, and cell sap were extracted and fractionated first into neutral lipids and phospholipids. The highest percentage of neutral lipids was found in the cell sap, and the lowest in the microsomal fraction. Neutral lipids w...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532765
更新日期:1975-11-01 00:00:00
abstract::Lipoxygenase was isolated and partially purified from peanut seed by ammonium sulfate precipitation, gel filtration, and ion exchange column chromatography. Three isozymes of lipoxygenase were identified. Two had pH optima of 6.2, and the other an optimum of 8.3. Molecular weight of each isozyme was 7.3 x 10(4), as de...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532761
更新日期:1975-11-01 00:00:00
abstract::The 4-monomethylsterol and 4,4-dimethylsterol fractions were separated from the unsaponifiables of 20 vegetable oils by preparative thin layer chromatography, and their compositions were determined by gas liquid chromatography. Tentative identification of the individual components of these fractions was carried out by...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532729
更新日期:1975-10-01 00:00:00
abstract::Hydrolysis of synthetic triglycerides by rattlesnake and leopard shark pancreatic enzymes revealed striking differences in specificity, depending on the presence or absence of sodium taurocholate. Without added sodium taurocholate the classical specificity of pancreatic lipase was expressed. Rattlesnake enzymes, in th...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532361
更新日期:1975-09-01 00:00:00
abstract::A new triterpene alcohol was isolated fron shea butter and its structure was shown to be 24-methylenelanost-9(11)-en-3beta-ol. Gas chromatographic correlations between this triterpene alcohol and other related compounds are discussed. ...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532428
更新日期:1975-08-01 00:00:00
abstract::cis-5,cis-9-Octadecadienoic acid (2.7%) andcis-5,cis-9,cis-12-octadecatrienoic acid (24.9%) are present in the seed oil ofLarix leptolepis. The double bond positions were identified by ozonolysis and by gas chromatography-mass spectrometry of methoxy derivatives. Small quantities of branched chain acids of various cha...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532446
更新日期:1975-07-01 00:00:00
abstract::Triglycerides from normal liver, host liver, and heptoma of rats maintained on chow and fat-free diets were subjected to sterospecific analysis. Normal and host liver triglycerides from animals on the same diet did not exhibit significant differences. Fat-free diet reduced polyunsaturated fatty acids in normal and i...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532444
更新日期:1975-07-01 00:00:00
abstract::The enzyme(s) present in acetonedried powder of rat and rabbit aortas, which catalyzes the synthesis and hydrolysis of cholesteryl ester, was purified partially by acid precipitation, acetone fractionation, O-(diethylaminoethyl) cellulose chromatography, and Sephadex G-100 filtration. The synthetic activity was purifi...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532453
更新日期:1975-06-01 00:00:00
abstract::Fatty acid synthetase purified (20 times) from lactating bovine mammary tissue had an approximate mot wt of 485,000. The enzyme had a high content of acidic and hydrophobic amino acid residues; 62±4 sulhydryl groups and one 4' phosphopantetheine residue/mole of enzyme. The enzyme was relatively stable when stored (3 m...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532485
更新日期:1975-04-01 00:00:00
abstract::To see how the metabolism of specific phosphatidyl choline fractions might be affected when only a limited source of methyl groups was available, rats were fed for 7 days a low methionine, choline-deficient diet or one supplemented with either choline or methionine. Prior to killing, they were injected with -14C-methy...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02534154
更新日期:1975-03-01 00:00:00
abstract::The total lipids, total neutral lipids, and total phospholipids from Aedes aegypti and aedes albopictus cells cultivated in vitro in a medium containing fetal calf serum were analyzed. The mosquito cells were harvested in the logarithmic and stationary phases of growth. The fatty acid profiles of the lipids showed dif...
journal_title:Lipids
pub_type: 杂志文章
doi:10.1007/BF02532163
更新日期:1975-02-01 00:00:00