Journal of Lipids最新文献

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Developing a Modified Low-Density Lipoprotein (M-LDL-C) Friedewald's Equation as a Substitute for Direct LDL-C Measure in a Ghanaian Population: A Comparative Study. 建立一个改进的低密度脂蛋白(M-LDL-C) Friedewald方程,替代加纳人群中直接测量LDL-C:一项比较研究。
IF 5.3
Journal of Lipids Pub Date : 2018-12-31 eCollection Date: 2018-01-01 DOI: 10.1155/2018/7078409
Richard K D Ephraim, Emmanuel Acheampong, Swithin M Swaray, Enoch Odame Anto, Hope Agbodzakey, Prince Adoba, Bright Oppong Afranie, Emmanuella Nsenbah Batu, Patrick Adu, Linda Ahenkorah Fondjo, Samuel Asamoah Sakyi, Beatrice Amoah
{"title":"Developing a Modified Low-Density Lipoprotein (M-LDL-C) Friedewald's Equation as a Substitute for Direct LDL-C Measure in a Ghanaian Population: A Comparative Study.","authors":"Richard K D Ephraim,&nbsp;Emmanuel Acheampong,&nbsp;Swithin M Swaray,&nbsp;Enoch Odame Anto,&nbsp;Hope Agbodzakey,&nbsp;Prince Adoba,&nbsp;Bright Oppong Afranie,&nbsp;Emmanuella Nsenbah Batu,&nbsp;Patrick Adu,&nbsp;Linda Ahenkorah Fondjo,&nbsp;Samuel Asamoah Sakyi,&nbsp;Beatrice Amoah","doi":"10.1155/2018/7078409","DOIUrl":"https://doi.org/10.1155/2018/7078409","url":null,"abstract":"<p><p>Despite the availability of several homogenous LDL-C assays, calculated Friedewald's LDL-C equation remains the widely used formula in clinical practice. Several novel formulas developed in different populations have been reported to outperform the Friedewald formula. This study validated the existing LDL-C formulas and derived a modified LDL-C formula specific to a Ghanaian population. In this comparative study, we recruited 1518 participants, derived a new modified Friedewald's LDL-C (M-LDL-C) equation, evaluated LDL-C by Friedewald's formula (F-LDL-C), Martin's formula (N-LDL-C), Anandaraja's formula (A-LDL-C), and compared them to direct measurement of LDL-C (D-LDL-C). The mean D-LDL-C (2.47±0.71 mmol/L) was significantly lower compared to F-LDL-C (2.76±1.05 mmol/L), N-LDL-C (2.74±1.04 mmol/L), A-LDL-C (2.99±1.02 mmol/L), and M-LDL-C (2.97±1.08 mmol/L) p < 0.001. There was a significantly positive correlation between D-LDL-C and A-LDL-C (r=0.658, p<0.0001), N-LDL-C (r=0.693, p<0.0001), and M-LDL-C (r=0.693, p<0.0001). M-LDL-c yielded a better diagnostic performance [(area under the curve (AUC)=0.81; sensitivity (SE) (60%) and specificity (SP) (88%)] followed by N-LDL-C [(AUC=0.81; SE (63%) and SP (85%)], F-LDL-C [(AUC=0.80; SE (63%) and SP (84%)], and A-LDL-C (AUC=0.77; SE (68%) and SP (78%)] using D-LDL-C as gold standard. Bland-Altman plots showed a definite agreement between means and differences of D-LDL-C and the calculated formulas with 95% of values lying within ±0.50 SD limits. The modified LDL-C (M-LDL-C) formula derived by this study yielded a better diagnostic accuracy compared to A-LDL-C and F-LDL-C equations and thus could serve as a substitute for D-LDL-C and F-LDL-C equations in the Ghanaian population.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"7078409"},"PeriodicalIF":5.3,"publicationDate":"2018-12-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/7078409","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36907708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
Evaluation of Yarrowia lipolytica Oil for Biodiesel Production: Land Use Oil Yield, Carbon, and Energy Balance. 评价用于生物柴油生产的聚脂耶氏菌油:土地利用、油产量、碳和能量平衡。
IF 5.3
Journal of Lipids Pub Date : 2018-10-28 eCollection Date: 2018-01-01 DOI: 10.1155/2018/6393749
Xochitl Niehus, Leticia Casas-Godoy, Francisco J Rodríguez-Valadez, Georgina Sandoval
{"title":"Evaluation of <i>Yarrowia lipolytica</i> Oil for Biodiesel Production: Land Use Oil Yield, Carbon, and Energy Balance.","authors":"Xochitl Niehus,&nbsp;Leticia Casas-Godoy,&nbsp;Francisco J Rodríguez-Valadez,&nbsp;Georgina Sandoval","doi":"10.1155/2018/6393749","DOIUrl":"https://doi.org/10.1155/2018/6393749","url":null,"abstract":"<p><p>Oils from yeasts have emerged as a suitable alternative raw material to produce biodiesel, due to their similar composition to common raw materials such as vegetable oils. Additionally, they have the advantage of not competing with human or animal feed, and, furthermore, they do not compete for arable land. In this work, a carbon and energy balance was evaluated for <i>Yarrowia lipolytica</i> as a model yeast, using crude glycerol from biodiesel as the only carbon source, which improves biodiesel overall yield by 6%. The process presented a positive energy balance. Feasibility of yeast oil as biodiesel substrate was also evaluated by determination of the lipid fatty acid profile and cetane number. Moreover, a comparison of oil yields, in terms of land use, between vegetable, microalgae, and yeast oils is also presented. The results showed that <i>Y. lipolytica</i> oil yield is considerably higher than vegetable oils (767 times) and microalgae (36 times).</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"6393749"},"PeriodicalIF":5.3,"publicationDate":"2018-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/6393749","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36748598","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
The Prevalence of Dyslipidemia among Jordanians. 约旦人血脂异常的患病率。
IF 5.3
Journal of Lipids Pub Date : 2018-10-28 eCollection Date: 2018-01-01 DOI: 10.1155/2018/6298739
Mousa Abujbara, Anwar Batieha, Yousef Khader, Hashem Jaddou, Mohammed El-Khateeb, Kamel Ajlouni
{"title":"The Prevalence of Dyslipidemia among Jordanians.","authors":"Mousa Abujbara,&nbsp;Anwar Batieha,&nbsp;Yousef Khader,&nbsp;Hashem Jaddou,&nbsp;Mohammed El-Khateeb,&nbsp;Kamel Ajlouni","doi":"10.1155/2018/6298739","DOIUrl":"https://doi.org/10.1155/2018/6298739","url":null,"abstract":"<p><strong>Background: </strong>Dyslipidemia is one of the major modifiable risk factors for the development of cardiovascular disease and type two diabetes mellitus. Knowing the current prevalence of dyslipidemia is an important step for increasing awareness of the problem and for proper planning of health programs for prevention of its negative clinical effects.</p><p><strong>Methods: </strong>A national population based household sample was selected from north, middle, and south regions of Jordan in 2017. A total sample of 4,056 aged between 18 and 90 years were included. Selected individuals were interviewed using a structured questionnaire and fasting blood samples were collected for biochemical measurements.</p><p><strong>Results: </strong>The prevalence rates of hypercholesterolemia, hypertriglyceridemia, high LDL, and low HDL were 44.3%, 41.9% 75.9%, and 59.5%, respectively. Hypercholesterolemia in Jordan almost doubled from 23.0% in 1994 to 44.3% in 2017, and hypertriglyceridemia increased from 23.8% in 1994 to 41.9% in 2017. All lipid abnormalities decreased after the age of 60 years. Hypertension, diabetes, and obesity were all independently associated with hypercholesterolemia and hypertriglyceridemia.</p><p><strong>Conclusions: </strong>Results of this study show that dyslipidemia is a widely prevalent health problem among adult Jordanian population and that the problem has substantially increased since 1994. Encouraging healthy lifestyle and healthy diet are the basis for prevention of dyslipidemia.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"6298739"},"PeriodicalIF":5.3,"publicationDate":"2018-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/6298739","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36748597","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 39
Lipids and the Permeability and Antimicrobial Barriers of the Skin. 脂质与皮肤的渗透性和抗菌屏障。
IF 5.3
Journal of Lipids Pub Date : 2018-09-02 eCollection Date: 2018-01-01 DOI: 10.1155/2018/5954034
Philip W Wertz
{"title":"Lipids and the Permeability and Antimicrobial Barriers of the Skin.","authors":"Philip W Wertz","doi":"10.1155/2018/5954034","DOIUrl":"https://doi.org/10.1155/2018/5954034","url":null,"abstract":"<p><p>The primary purpose of the epidermis of terrestrial vertebrates is to produce the stratum corneum, which serves as the interface between the organism and the environment. As such, the stratum corneum provides a permeability barrier which both limits water loss through the skin and provides a relatively tough permeability barrier. This provides for a degree of resistance to mechanical trauma and prevents or limits penetration of potentially harmful substances from the environment. The stratum corneum consists of an array of keratinized cells embedded in a lipid matrix. It is this intercellular lipid that determines the permeability of the stratum corneum. The main lipids here are ceramides, cholesterol, and fatty acids. In addition, the skin surface of mammals, including humans, is coated by a lipid film produced by sebaceous glands in the dermis and secreted through the follicles. Human sebum consists mainly of squalene, wax monoesters, and triglycerides with small proportions of cholesterol and cholesterol esters. As sebum passes through the follicles, some of the triglycerides are hydrolyzed by bacteria to liberate free fatty acids. Likewise, near the skin surface, where water becomes available, some of the ceramides are acted upon by an epithelial ceramidase to liberate sphingosine, dihydrosphingosine, and 6-hydroxysphingosine. Some of the free fatty acids, specifically lauric acid and sapienic acid, have been shown to have antibacterial, antifungal, and antiviral activity. Also, the long-chain bases have broad spectrum antibacterial activity.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"5954034"},"PeriodicalIF":5.3,"publicationDate":"2018-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/5954034","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36518783","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 57
Mitochondrial-Targeted Antioxidant MitoQ Prevents E. coli Lipopolysaccharide-Induced Accumulation of Triacylglycerol and Lipid Droplets Biogenesis in Epithelial Cells. 线粒体靶向抗氧化剂MitoQ阻止大肠杆菌脂多糖诱导的上皮细胞中甘油三酯积累和脂滴生物生成。
IF 5.3
Journal of Lipids Pub Date : 2018-09-02 eCollection Date: 2018-01-01 DOI: 10.1155/2018/5745790
Ekaterina Fock, Vera Bachteeva, Elena Lavrova, Rimma Parnova
{"title":"Mitochondrial-Targeted Antioxidant MitoQ Prevents <i>E. coli</i> Lipopolysaccharide-Induced Accumulation of Triacylglycerol and Lipid Droplets Biogenesis in Epithelial Cells.","authors":"Ekaterina Fock,&nbsp;Vera Bachteeva,&nbsp;Elena Lavrova,&nbsp;Rimma Parnova","doi":"10.1155/2018/5745790","DOIUrl":"https://doi.org/10.1155/2018/5745790","url":null,"abstract":"<p><p>The effect of bacterial lipopolysaccharide (LPS) on eukaryotic cell could be accompanied by a significant metabolic shift that includes accumulation of triacylglycerol (TAG) in lipid droplets (LD), ubiquitous organelles associated with fatty acid storage, energy regulation and demonstrated tight spatial and functional connections with mitochondria. The impairment of mitochondrial activity under pathological stimuli has been shown to provoke TAG storage and LD biogenesis. However the potential mechanisms that link mitochondrial disturbances and TAG accumulation are not completely understood. We hypothesize that mitochondrial ROS (mROS) may play a role of a trigger leading to subsequent accumulation of intracellular TAG and LD in response to a bacterial stimulus. Using isolated epithelial cells from the frog urinary bladder, we showed that LPS decreased fatty acids oxidation, enhanced TAG deposition, and promoted LD formation. LPS treatment did not affect the mitochondrial membrane potential but increased cellular ROS production and led to impairment of mitochondrial function as revealed by decreased ATP production and a reduced maximal oxygen consumption rate (OCR) and OCR directed at ATP turnover. The mitochondrial-targeted antioxidant MitoQ at a dose of 25 nM did not prevent LPS-induced alterations in cellular respiration, but, in contrast to nonmitochondrial antioxidant <i>α</i>-tocopherol, reduced the effect of LPS on the generation of ROS, restored the LPS-induced decline of fatty acids oxidation, and prevented accumulation of TAG and LD biogenesis. The data obtained indicate the key signaling role of mROS in the lipid metabolic shift that occurs under the impact of a bacterial pathogen in epithelial cells.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"5745790"},"PeriodicalIF":5.3,"publicationDate":"2018-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/5745790","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36518782","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of Blighia sapida Aril Oil. 白螺旋藻油的自由基清除能力、类胡萝卜素含量及核磁共振表征。
IF 5.3
Journal of Lipids Pub Date : 2018-08-13 eCollection Date: 2018-01-01 DOI: 10.1155/2018/1762342
Andrea Goldson Barnaby, Jesse Clarke, Dane Warren, Kailesha Duffus
{"title":"Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of <i>Blighia sapida</i> Aril Oil.","authors":"Andrea Goldson Barnaby,&nbsp;Jesse Clarke,&nbsp;Dane Warren,&nbsp;Kailesha Duffus","doi":"10.1155/2018/1762342","DOIUrl":"https://doi.org/10.1155/2018/1762342","url":null,"abstract":"<p><p><i>Blighia sapida</i> aril oil is rich in monounsaturated fatty acids but is however currently not utilized industrially. The oil was characterized utilizing nuclear magnetic resonance (NMR) and Fourier Transform Infrared Spectroscopy (FTIR). A spectrophotometric assay was conducted to determine the free radical scavenging properties and carotenoid content of the oil. Chemical shifts resonating between <i>δ</i> 5.30 and 5.32 in the <sup>1</sup>H NMR are indicative of olefinic protons present in ackee aril oil which are due to the presence of oleic acid. A peak at 3006 cm<sup>-1</sup> in the FTIR spectra confirms the high levels of monounsaturation. The oil has a free radical scavenging activity of 48%  ± 2.8% and carotenoid content of 21 ± 0.2 ppm.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"1762342"},"PeriodicalIF":5.3,"publicationDate":"2018-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/1762342","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36466523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Intracellular and Plasma Membrane Events in Cholesterol Transport and Homeostasis. 胆固醇转运和体内平衡的细胞内和质膜事件。
IF 5.3
Journal of Lipids Pub Date : 2018-08-06 eCollection Date: 2018-01-01 DOI: 10.1155/2018/3965054
Dmitry Y Litvinov, Eugeny V Savushkin, Alexander D Dergunov
{"title":"Intracellular and Plasma Membrane Events in Cholesterol Transport and Homeostasis.","authors":"Dmitry Y Litvinov,&nbsp;Eugeny V Savushkin,&nbsp;Alexander D Dergunov","doi":"10.1155/2018/3965054","DOIUrl":"https://doi.org/10.1155/2018/3965054","url":null,"abstract":"<p><p>Cholesterol transport between intracellular compartments proceeds by both energy- and non-energy-dependent processes. Energy-dependent vesicular traffic partly contributes to cholesterol flux between endoplasmic reticulum, plasma membrane, and endocytic vesicles. Membrane contact sites and lipid transfer proteins are involved in nonvesicular lipid traffic. Only \"active\" cholesterol molecules outside of cholesterol-rich regions and partially exposed in water phase are able to fast transfer. The dissociation of partially exposed cholesterol molecules in water determines the rate of passive aqueous diffusion of cholesterol out of plasma membrane. ATP hydrolysis with concomitant conformational transition is required to cholesterol efflux by ABCA1 and ABCG1 transporters. Besides, scavenger receptor SR-B1 is involved also in cholesterol efflux by facilitated diffusion via hydrophobic tunnel within the molecule. Direct interaction of ABCA1 with apolipoprotein A-I (apoA-I) or apoA-I binding to high capacity binding sites in plasma membrane is important in cholesterol escape to free apoA-I. ABCG1-mediated efflux to fully lipidated apoA-I within high density lipoprotein particle proceeds more likely through the increase of \"active\" cholesterol level. Putative cholesterol-binding linear motifs within the structure of all three proteins ABCA1, ABCG1, and SR-B1 are suggested to contribute to the binding and transfer of cholesterol molecules from cytoplasmic to outer leaflets of lipid bilayer. Together, plasma membrane events and intracellular cholesterol metabolism and traffic determine the capacity of the cell for cholesterol efflux.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"3965054"},"PeriodicalIF":5.3,"publicationDate":"2018-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/3965054","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36451965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 74
A Fast and Simple Qualitative Method for Screening Oleaginous Yeasts on Agar. 一种快速简便的琼脂产油酵母定性筛选方法。
IF 5.3
Journal of Lipids Pub Date : 2018-07-29 eCollection Date: 2018-01-01 DOI: 10.1155/2018/5325804
Xochitl Niehus, Leticia Casas-Godoy, Marcos Vargas-Sánchez, Georgina Sandoval
{"title":"A Fast and Simple Qualitative Method for Screening Oleaginous Yeasts on Agar.","authors":"Xochitl Niehus,&nbsp;Leticia Casas-Godoy,&nbsp;Marcos Vargas-Sánchez,&nbsp;Georgina Sandoval","doi":"10.1155/2018/5325804","DOIUrl":"https://doi.org/10.1155/2018/5325804","url":null,"abstract":"<p><p>Finding new oleaginous yeasts is of great interest due to their many important applications. Currently available screening procedures are time-consuming, and most of these require liquid cultures. In this work, a new, fast, economical, and simple qualitative method for screening oleaginous yeasts was developed. The fluorescent dye, Rhodamine B, was selected because its fluorescence is directly correlated to lipid content, and no additional steps or special equipment are needed. This method only requires growing the yeasts on dyed agar plates. Under visible light, it is easy to observe that nonpigmented oleaginous yeasts become colored, whereas non-oleaginous yeasts remain uncolored. The developed method is also useful for improving medium composition in specific applications. Moreover, it was also adapted to use alternative carbon sources, such as lignocellulosic materials and glycerol. The developed method was applied to screen 124 recently isolated nonpigmented yeasts on three different carbon sources, namely, glucose, glycerol, and agave bagasse hydrolysate. Five strains were selected as good lipid producers on all tested carbon sources and accumulated over 48% lipids. Furthermore, the assay was adapted to screen reddish-pigmented yeasts. Considering all the above, the developed method has a wide range of applications in the field of microbial oils.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"5325804"},"PeriodicalIF":5.3,"publicationDate":"2018-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/5325804","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36434925","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
The Effect of Proprotein Convertase Subtilisin/Kexin Type 9 Inhibitors on Nonfasting Remnant Cholesterol in a Real World Population. 蛋白转化酶Subtilisin/Kexin 9型抑制剂对真实人群非空腹残余胆固醇的影响
IF 5.3
Journal of Lipids Pub Date : 2018-07-19 eCollection Date: 2018-01-01 DOI: 10.1155/2018/9194736
Anthony P Morise, Jennifer Tennant, Sari D Holmes, Danyel H Tacker
{"title":"The Effect of Proprotein Convertase Subtilisin/Kexin Type 9 Inhibitors on Nonfasting Remnant Cholesterol in a Real World Population.","authors":"Anthony P Morise,&nbsp;Jennifer Tennant,&nbsp;Sari D Holmes,&nbsp;Danyel H Tacker","doi":"10.1155/2018/9194736","DOIUrl":"https://doi.org/10.1155/2018/9194736","url":null,"abstract":"<p><strong>Background: </strong>Proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors have demonstrated significant effects on low-density lipoprotein (LDL) cholesterol and nonhigh density lipoprotein (HDL) cholesterol. To date, there have been limited reports on the effect of PCSK9 inhibitors on remnant cholesterol.</p><p><strong>Objectives: </strong>Assess the effect of PCSK9 inhibitors on nonfasting remnant cholesterol in a real world population. Identify whether pretreatment triglyceride levels are associated with PCSK9 inhibition success as indicated by changes in remnant cholesterol levels.</p><p><strong>Methods: </strong>Patients in our adult lipid clinic (<i>n</i> = 109) receiving PCSK9 inhibition for atherosclerotic cardiovascular disease or familial hypercholesterolemia who had available pre- and post-PCSK9 inhibition standard nonfasting lipid data were, retrospectively, selected for data analysis. Remnant cholesterol was the difference between non-HDL and LDL cholesterol. LDL cholesterol was measured directly and calculated from Friedewald and Martin/Hopkins methods. Data were analyzed using repeated measures ANOVA and multivariable linear regression for differential effects on remnant and LDL cholesterol based upon pretreatment nonfasting triglyceride levels.</p><p><strong>Results: </strong>Remnant cholesterol as well as total, LDL, non-HDL cholesterol, and triglycerides decreased significantly (<i>P</i><0.001) after PCSK9 inhibition. Patients with higher pretreatment triglyceride levels showed greater decrease in remnant cholesterol after PCSK9 inhibition (<i>P</i><0.001) than those with lower pretreatment triglycerides.</p><p><strong>Conclusions: </strong>In patients receiving PCSK9 inhibitors, remnant cholesterol as determined from nonfasting blood was reduced in proportion to pretreatment triglycerides.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"9194736"},"PeriodicalIF":5.3,"publicationDate":"2018-07-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/9194736","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36393570","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Effect of Helicobacter pylori Infection on Serum Lipid Profile. 幽门螺杆菌感染对血脂的影响。
IF 5.3
Journal of Lipids Pub Date : 2018-06-03 eCollection Date: 2018-01-01 DOI: 10.1155/2018/6734809
Mohamadreza Haeri, Mahmoud Parham, Neda Habibi, Jamshid Vafaeimanesh
{"title":"Effect of <i>Helicobacter pylori</i> Infection on Serum Lipid Profile.","authors":"Mohamadreza Haeri,&nbsp;Mahmoud Parham,&nbsp;Neda Habibi,&nbsp;Jamshid Vafaeimanesh","doi":"10.1155/2018/6734809","DOIUrl":"https://doi.org/10.1155/2018/6734809","url":null,"abstract":"<p><strong>Background: </strong>Some studies suggest a significant relationship between <i>Helicobacter pylori</i> infection and atherogenesis; but the mechanism of the relationship is almost unknown. The current study aimed at evaluating the relationship between <i>H. pylori</i> infection and serum lipid profile.</p><p><strong>Patients and methods: </strong>The current study was conducted on 2573 patients, from 2008 to 2015. The serum anti-<i>Helicobacter pylori</i> antibody titer and serum lipid profile were assessed in the study population; data were statistically analyzed by SPSS version 16. <i>P</i> values < 0.05 were considered significant.</p><p><strong>Results: </strong>In the current study, 66.5% of the cases were serologically positive for <i>H. pylori</i>. Among male cases, the level of low density lipoprotein (LDL) was higher in patients with <i>H. pylori</i> infection, compared with that of the ones without the infection (<i>P</i> = 0.03); although level of triglyceride (TG) was higher and the level of high density lipoprotein (HDL) was lower in the cases with <i>H. pylori</i> infection; there was no statistically significant difference between the cases with and without <i>H. pylori</i> infection regarding the level of HDL and TG. Among female cases, the level of TG was significantly lower in patients with <i>H. pylori</i> infection, compared with that of the ones without the infection (<i>P</i> = 0.001); but there was no significant difference between the cases with and without <i>H. pylori</i> infection regarding the level of LDL and HDL. The mean fasting blood sugar (FBS) in the cases with <i>H. pylori</i> infection was significantly higher than that of the ones without the infection (<i>P</i> = 0.04).</p><p><strong>Conclusion: </strong>According to the results of the current study, the levels of LDL and FBS were high among the male cases with <i>H. pylori</i> infection. However, in females with <i>H. pylori</i> infection the level of TG was low; hence, it seems that the atherogenicity of <i>H. pylori</i> affected the level of blood sugar more.</p>","PeriodicalId":16274,"journal":{"name":"Journal of Lipids","volume":"2018 ","pages":"6734809"},"PeriodicalIF":5.3,"publicationDate":"2018-06-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1155/2018/6734809","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36285520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
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