Displaying publications 1 - 20 of 527 in total

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  1. Liu JJ, Sum CF, Tavintharan S, Yeoh LY, Ng XW, Moh AM, et al.
    Atherosclerosis, 2014 Oct;236(2):286-91.
    PMID: 25112799 DOI: 10.1016/j.atherosclerosis.2014.07.017
    OBJECTIVE: Type 2 diabetes (T2DM) among the young population has become a serious concern globally, presumably due to the rising trend of obesity. Compared to other forms of diabetes, young-onset T2DM experiences more cardiovascular events and other vascular complications although the underlying mechanisms remain largely unknown. Increased arterial stiffness is a hallmark of vasculopathy. We aim to study the clinical and metabolic determinants of arterial stiffness in a cohort of multi-ethnic Asians with young-onset T2DM.
    METHODS: 179 subjects with T2DM onset age below 30 years old were selected in this cross sectional study. Arterial stiffness was assessed by carotid-femoral pulse wave velocity (PWV).
    RESULTS: PWV was correlated with age, duration of diabetes, systolic blood pressure, alanine aminotransferase, urinary albumin-to-creatinine ratio (ACR) and eGFR in bivariate correlation analysis. However, PWV was only significantly correlated with body mass index (BMI), waist circumference, urinary ACR and eGFR after adjustment for age. Overweight individuals with young-onset T2DM had significantly higher PWV levels compared to their lean counterparts (7.3 ± 2.4 m/s vs 6.4 ± 2.3 m/s, p = 0.072 and p < 0.0001 without and with adjustment for age, respectively). Multivariable regression models revealed that age, BMI, eGFR and usage of insulin were independently associated with PWV. These 4 variables explained 35.5% variance in PWV levels.
    CONCLUSION: Age, BMI, renal function and insulin usage are the main determinants of PWV levels in Asians with young-onset T2DM. Notably, obesity is a modifiable determinant of arterial stiffness independent of high blood pressure, dyslipidemia and hyperglycemia in this population.
    Matched MeSH terms: Lipids/blood
  2. Eu CH, Lim WY, Ton SH, bin Abdul Kadir K
    Lipids Health Dis, 2010;9:81.
    PMID: 20670429 DOI: 10.1186/1476-511X-9-81
    The metabolic syndrome, known also as the insulin resistance syndrome, refers to the clustering of several risk factors for atherosclerotic cardiovascular disease. Dyslipidaemia is a hallmark of the syndrome and is associated with a whole body reduction in the activity of lipoprotein lipase (LPL), an enzyme under the regulation of the class of nuclear receptors known as peroxisome proliferator-activated receptor (PPAR). Glycyrrhizic acid (GA), a triterpenoid saponin, is the primary bioactive constituent of the roots of the shrub Glycyrrhiza glabra. Studies have indicated that triterpenoids could act as PPAR agonists and GA is therefore postulated to restore LPL expression in the insulin resistant state.
    Matched MeSH terms: Lipids/blood
  3. Wijekoon MMJO, Mahmood K, Ariffin F, Mohammadi Nafchi A, Zulkurnain M
    Int J Biol Macromol, 2023 Jun 30;241:124539.
    PMID: 37085081 DOI: 10.1016/j.ijbiomac.2023.124539
    Fat-soluble vitamins (FSVs) offer a range of beneficial properties as important nutrients in human nutrition. However, the high susceptibility to environmental conditions such as high temperature, light, and oxygen leads to the degradation of these compounds. This review highlights the different formulations underlying the encapsulation of FSVs in biopolymer (polysaccharide and protein) and lipid-based micro or nanocarriers for potential applications in food and pharmaceutical industries. In particular, the function of these carrier systems in terms of encapsulation efficiency, stability, bioavailability, and bio-accessibility is critically discussed. Recently, tremendous attention has been paid to encapsulating FSVs in commercial applications. According to the chemical nature of the active compound, the vigilant selection of delivery formulation, method of encapsulation, and final application (type of food) are the key important factors to be considered in the encapsulation of FSVs to ensure a high loading capacity, stability, bioavailability, and bio-accessibility. Future studies are recommended on the effect of different vitamin types and micro and nano encapsulate sizes on bioaccessibility and biocompatibility through in vitro/in vivo studies. Moreover, the toxicity and safety evaluation of encapsulated FSVs in human health should be evaluated before commercial application in food and pharmaceuticals.
    Matched MeSH terms: Lipids/chemistry
  4. Abulehia H, Mohd Nor NS, Sheikh Abdul Kadir SH, Abdul Aziz M, Zulkifli S
    Sci Rep, 2023 Jun 08;13(1):9322.
    PMID: 37291156 DOI: 10.1038/s41598-023-36043-1
    Bisphenol A (BPA) is a plasticiser used in the manufacturing of many products and its effects on human health remain controversial. Up till now, BPA involvement in metabolic syndrome risk and development is still not fully understood. In this study, we aimed to investigate the effect of prenatal BPA exposure with postnatal trans-fat diet intake on metabolic parameters and pancreatic tissue histology. Eighteen pregnant rats were divided into control (CTL), vehicle tween 80 (VHC), and BPA (5 mg/kg/day) from gestational day (GD) 2 until GD 21, then their weaning rat's offspring were fed with normal diet (ND) or trans-fat diet (TFD) from postnatal week (PNW) 3 until PNW 14. The rats were then sacrificed and the blood (biochemical analysis) and pancreatic tissues (histological analysis) were collected. Glucose, insulin, and lipid profile were measured. The study has shown that there was no significant difference between groups with regard to glucose, insulin, and lipid profiles (p > 0.05). All pancreatic tissues showed normal architecture with irregular islets of Langerhans in TFD intake groups compared to offspring that consumed ND. Furthermore, the pancreatic histomorphometry was also affected whereby the study findings revealed that there was a significant increase in the mean number of pancreatic islets in rats from BPA-TFD group (5.987 ± 0.3159 islets/field, p = 0.0022) compared to those fed with ND and BPA non-exposed. In addition, the results have found that prenatal BPA exposure resulted in a significant decrease in the pancreatic islets diameter of the BPA-ND group (183.3 ± 23.28 µm, p = 0.0022) compared to all other groups. In conclusion, prenatal BPA exposure with postnatal TFD in the offspring may affect glucose homeostasis and pancreatic islets in adulthood, and the effect may be more aggravated in late adulthood.
    Matched MeSH terms: Lipids
  5. Shamsuddin NAM, Zulfakar MH
    Curr Drug Deliv, 2023;20(2):127-143.
    PMID: 35331113 DOI: 10.2174/1567201819666220324094234
    Natural products contain bioactive compounds that are produced naturally via synthetic or semisynthetic processes. These bioactive compounds play significant biological roles, especially for growth as well as in defense mechanisms against pathogens. Bioactive compounds in natural products have been extensively studied in recent decades for their pharmacological activities, such as anticancer, wound healing, anti-microbial, anti-inflammatory, and anti-oxidative properties. However, their pharmaceutical significance has always been hindered by their low bioavailability and instability with variations in pH, temperature, and exposure to light. Nanotechnology paves the way for the development of drug delivery systems by enhancing therapeutic efficacy. Nanostructured lipid carriers, a lipidbased drug delivery system, are recently being studied to improve the biocompatibility, biodegradability, bioavailability, solubility, permeability, and shelf life of bioactive compounds in the pharmaceutical industry. The ideal component and preparation method for bioactive compounds in nanostructured lipid carrier development is necessary for their physicochemical properties and therapeutic efficiency. Therefore, this review seeks to highlight recent developments, preparation, and application of nanostructured lipid carriers as carriers for natural bioactive compounds in improving their therapeutic potential in drug delivery systems.
    Matched MeSH terms: Lipids/chemistry
  6. Mohd Nasir Mohd Taib, Chin, Yit Siew, Zalilah Mohd Shariff, Tung, Serene En Hui, Yim, Hip Seng, Zubaidah Jamil Osman
    Malays J Nutr, 2018;24(2):153-161.
    MyJurnal
    Introduction: Studies on metabolic syndrome (MetS) of children are important
    in view of rising prevalence of childhood obesity worldwide. This study compares
    the risks of insulin resistance, inflammation and metabolic syndrome between
    overweight/obese (OW/OB) and normal weight (NW) children in Kuala Lumpur.

    Methods: A cross-sectional study was conducted in 12 primary schools selected
    using multi-stage stratified random sampling. Height and weight were taken of a
    total of 1971 children aged 10-11 years. Based on BMI-for-age, 235 OW/OB children
    matched for age, sex and ethnicity with 226 NW children were selected for the study.
    Overnight fasting blood samples were collected to determine insulin, high-sensitivity
    C-reactive protein (hsCRP), glucose and lipid profiles. Logistic regression analysis
    was conducted to estimate associations between weight status and metabolic risk
    factors.

    Results: Prevalence of MetS among OW/OB children was 3.8% compared to
    0% in the NW. Prevalence of insulin resistance among OW/OB was 45.5% compared
    to 18.6% among NW children. High risk of inflammation was found in 28.1% of the
    OW/OB children compared to 12.4% in the NW. The odds ratio of having insulin
    resistance, inflammation and metabolic risk factors among OW/OB were 3.66 (95%
    CI: 2.40-5.59), 2.76 (95% CI: 1.69-4.50), 4.93 (95% CI: 3.42-7.10), respectively
    compared to the NW.

    Conclusion: The OW/OB children in this study showed higher
    risks of developing insulin resistance, inflammation and MetS compared to the NW
    counterparts. Further studies are suggested to better understand the relationships
    between insulin resistance, inflammation and MetS in children.
    Matched MeSH terms: Lipids
  7. Xu X, Yi C, Feng T, Ge Y, Liu M, Wu C, et al.
    Clin Immunol, 2023 Aug;253:109685.
    PMID: 37406980 DOI: 10.1016/j.clim.2023.109685
    Inducing tumor-specific T cell responses and regulating suppressive tumor microenvironments have been a challenge for effective tumor therapy. CpG (ODN), the Toll-like receptor 9 agonist, has been widely used as adjuvants of cancer vaccines to induce T cell responses. We developed a novel adjuvant to improve the targeting of lymph nodes. CpG were modified with lipid and glycopolymers by the combination of photo-induced RAFT polymerization and click chemistry, and the novel adjuvant was termed as lipid-glycoadjuvant@AuNPs (LCpG). OVA protein was used as model antigen and melanoma model was established to test the immunotherapy effect of the adjuvant. In tumor model, the antitumor effect and mechanism of LCpG on the response of CTLs were examined by flow cytometry and cell cytotoxicity assay. The effects of LCpG on macrophage polarization and Tregs differentiation in tumor microenvironment were also studied by cell depletion assay and cytokine neutralization assay. We also tested the therapeutic effect of the combination of the adjuvant and anti-PD-1 treatment. LCpG could be rapidly transported to and retained longer in the lymphoid nodes than unmodified CpG. In melanoma model, LCpG controlled both primary tumor and its metastasis, and established long-term memory. In spleen and tumor draining lymphoid nodes, LCpG activated tumor-specific Tc1 responses, with increased CD8+ T-cell proliferation, antigen-specific Tc1 cytokine production and specific-tumor killing capacity. In tumor microenvironments, antigen-specific Tc1 induced by the LCpG promoted CTL infiltration, skewed tumor associated macrophages to M1 phenotype, regulated Treg and induced proinflammatory cytokines production in a CTL-derived IFN-γ-dependent manner. In vivo cell depletion and adoptive transfer experiments confirmed that antitumor activity of LCpG included vaccine was mainly dependent on CTL-derived IFN-γ. The anti-tumor efficacy of LCpG was dramatically enhanced when combined with anti-PD1 immunotherapy. LCpG was a promising adjuvant for vaccine formulation which could augment tumor-specific Tc1 activity, and regulate tumor microenvironments.
    Matched MeSH terms: Lipids/pharmacology
  8. Dolzhenko MM, Barnett OY, Grassos C, Dragomiretska NV, Goloborodko BI, Ilashchuk TO, et al.
    Adv Ther, 2020 11;37(11):4549-4567.
    PMID: 32979190 DOI: 10.1007/s12325-020-01490-z
    Cardiovascular diseases (CVDs) are the leading cause of premature deaths globally and in Ukraine. Dyslipidemia is a recognized risk factor for the development of CVD. Therefore, early detection and appropriate management of dyslipidemia are essential for the primary prevention of CVDs. However, currently, there is a lack of Ukraine-specific guideline recommendations focusing on the management of dyslipidemia in individuals with low-to-moderate CV risk, thus creating an urgent need for structured and easily implementable clinical recommendations/guidelines specific to the country. An expert panel of cardiologists, endocrinologists, and family physicians convened in Ukraine in March 2019. The expert panel critically reviewed and analyzed the current literature and put forth the following recommendations for the management of dyslipidemia in individuals with low-to-moderate risk of CVDs specific to Ukraine: (1) family physicians have the greatest opportunities in carrying out primary prevention; (2) lipid-lowering interventions are essential for primary prevention as per guidelines; (3) a number of nutraceuticals and nutraceutical combinations with clinically established lipid-lowering properties can be considered for primary prevention; they also have a suggested role as an alternative therapy for statin-intolerant patients; (4) on the basis of clinical evidence, nutraceuticals are suggested by guidelines for primary prevention; (5) red yeast rice has potent CV-risk-lowering potential, in addition to lipid-lowering properties; (6) in patients with low-to-moderate cardiovascular risk, a nutraceutical combination of low-dose red yeast rice and synergic lipid-lowering compounds can be used as integral part of guideline-recommended lifestyle interventions for effective primary prevention strategy; (7) nutraceutical combination can be used in patients aged 18 to 75+ years; its use is particularly appropriate in the age group of 18-44 years; (8) it is necessary to attract the media (websites, etc.) to increase patient awareness on the importance of primary prevention; and (9) it is necessary to legally separate nutraceuticals from dietary supplements. These consensus recommendations will help physicians in Ukraine effectively manage dyslipidemia in individuals with low-to-moderate CV risk.
    Matched MeSH terms: Lipids
  9. Al-Khateeb A, Al-Talib H, Mohamed MS, Yusof Z, Zilfalil BA
    Adv Clin Exp Med, 2013 Jan-Feb;22(1):57-67.
    PMID: 23468263
    BACKGROUND: Familial hypercholesterolemia and familial defective apo lipoprotein B are genetic disorders caused by defects in the low-density lipoprotein receptor gene and apo lipoprotein B 100 genes, respectively. The clinical phenotype of both diseases is characterized by increased plasma levels of total cholesterol and low density lipoprotein cholesterol, tendinous xanthomata, and premature coronary heart disease.
    OBJECTIVES: The aim of this study is to perform an association study between different gene sequence variants in low-density lipoprotein and apo lipoprotein B 100 genes to the clinical finding and lipid profile parameters of the study subjects.
    MATERIAL AND METHODS: A group of 164 familial hypercholesterolemic patients were recruited. The promoter region, exon 2-15 of the low density lipoprotein gene and parts of exon 26 and 29 of apo lipoprotein B 100 gene were screened by Denaturating Gradient High Performance Liquid Chromatography.
    RESULTS: For the apo lipoprotein B 100 gene, those with apo lipoprotein B 100 gene mutation have a significantly higher frequency of cardiovascular disease (P = 0.045), higher low density lipoprotein cholesterol and total cholesterol: high density lipoprotein cholesterol ratio than those without mutation (P = 0.03 and 0.02, respectively). For the low density lipoprotein gene defect those with frame shift mutation group showed the worst clinical presentation in terms of low density lipoprotein cholesterol level and cardiovascular frequency.
    CONCLUSIONS: There was a statistically significant association between mutations of low density lipoprotein gene and apo lipoprotein B 100 genes and history of cardiovascular disease, younger age of presentation, family history of hyperlipidemia, tendon xanthoma and low density lipoprotein cholesterol level.
    Study site: Cardiology Clinic, Hospital Universiti Sains Malaysia (HUSM), Kelantan, Malaysia
    Matched MeSH terms: Lipids/blood
  10. Xia W, Tang N, Kord-Varkaneh H, Low TY, Tan SC, Wu X, et al.
    Pharmacol Res, 2020 11;161:105113.
    PMID: 32755613 DOI: 10.1016/j.phrs.2020.105113
    BACKGROUND AND AIM: Previous studies lack consistent conclusions as to whether astaxanthin is actually linked to various health benefits as claimed. Here, we attempt to unravel the association of astaxanthin consumption with selected health benefits by performing a systematic review and meta-analysis.

    METHODS: Online literature search databases including Scopus, Web of Science, PubMed/Medline, Embase and Google Scholar were searched to discover relevant articles available up to 17 March 2020. We used mean changes and SD of the outcomes to assess treatment response from baseline and mean difference, and 95 % CI were calculated to combined data and assessment effect sizes in astaxanthin and control groups.

    RESULTS: 14 eligible articles were included in the final quantitative analysis. Current study revealed that astaxanthin consumption was not associated with FBS, HbA1c, TC, LDL-C, TG, BMI, BW, DBP, and SBP. We did observe an overall increase in HDL-C (WMD: 1.473 mg/dl, 95 % CI: 0.319-2.627, p = 0.012). As for the levels of CRP, only when astaxanthin was administered (i) for relatively long periods (≥ 12 weeks) (WMD: -0.528 mg/l, 95 % CI: -0.990 to -0.066), and (ii) at high dose (> 12 mg/day) (WMD: -0.389 mg/dl, 95 % CI: -0.596 to -0.183), the levels of CRP would decrease.

    CONCLUSION: In summary, our systematic review and meta-analysis revealed that astaxanthin consumption was associated with increase in HDL-C and decrease in CRP. Significant associations were not observed for other outcomes.

    Matched MeSH terms: Lipids/blood*
  11. Qin Y, O Santos H, Khani V, Tan SC, Zhi Y
    Nutr Metab Cardiovasc Dis, 2020 08 28;30(9):1465-1475.
    PMID: 32675010 DOI: 10.1016/j.numecd.2020.05.015
    BACKGROUND AND AIMS: Dehydroepiandrosterone (DHEA) supplementation has gained attention in individuals with adrenal insufficiency, and as a tool for increasing androgens and estrogens whereby is proposed to improve the accretion of muscle and bone mass. However, DHEA supplementation has demonstrated negative effects on the lipid profile and, thus, we aimed to analyze the body of evidence in this regard.

    METHODS AND RESULTS: A systematic review and dose-response meta-analysis of randomized controlled trials (RCTs) was performed employing in Scopus, PubMed/Medline, Web of Science, Embase and Google Scholar, then including relevant articles that addressed the effects of DHEA supplementation on the lipid profile, up to February 2020. Combined findings were generated from 23 eligible articles. Hence, total cholesterol (TC) (weighted mean difference (WMD): -3.5 mg/dl, 95% confidence interval (CI): -8.5 to 1.6)), low-density lipoprotein-cholesterol (LDL-C) (WMD: 0.34 mg/dl, 95% CI: -3 to 3.7) and triglycerides (TG) levels (WMD: -2.85 mg/dl, 95% CI: -9.3 to 3.6) did not alter in DHEA group compared to the control, but HDL-C levels significantly reduced in DHEA group (WMD: -3.1 mg/dl, 95% CI: -4.9 to -1.3). In addition, a significant reduction in HDL-C values was observed in studies comprising women (WMD: -5.1 mg/dl, 95% CI: -7.2 to -3) but not in males (WMD: 0.13 mg/dl, 95% CI: -1.4 to 1.7).

    CONCLUSIONS: Overall, supplementation with DHEA did not change circulating values of TC, LDL-C and TG, whereas it may decrease HDL-C levels. Further long-term RCTs are required to investigate the effects of DHEA particularly on major adverse cardiac events.

    Matched MeSH terms: Lipids
  12. Kiani MJ, Harun FK, Ahmadi MT, Rahmani M, Saeidmanesh M, Zare M
    Nanoscale Res Lett, 2014;9(1):371.
    PMID: 25114659 DOI: 10.1186/1556-276X-9-371
    Graphene is an attention-grabbing material in electronics, physics, chemistry, and even biology because of its unique properties such as high surface-area-to-volume ratio. Also, the ability of graphene-based materials to continuously tune charge carriers from holes to electrons makes them promising for biological applications, especially in lipid bilayer-based sensors. Furthermore, changes in charged lipid membrane properties can be electrically detected by a graphene-based electrolyte-gated graphene field effect transistor (GFET). In this paper, a monolayer graphene-based GFET with a focus on the conductance variation caused by membrane electric charges and thickness is studied. Monolayer graphene conductance as an electrical detection platform is suggested for neutral, negative, and positive electric-charged membrane. The electric charge and thickness of the lipid bilayer (Q LP and L LP) as a function of carrier density are proposed, and the control parameters are defined. Finally, the proposed analytical model is compared with experimental data which indicates good overall agreement.
    Matched MeSH terms: Membrane Lipids
  13. Ong YS, Saiful Yazan L, Ng WK, Abdullah R, Mustapha NM, Sapuan S, et al.
    Nanomedicine (Lond), 2018 07;13(13):1567-1582.
    PMID: 30028248 DOI: 10.2217/nnm-2017-0322
    AIM: To investigate the enhancement of anticancer activity of thymoquinone (TQ) by the use of nanostructured lipid carrier (NLC) in 4T1 tumor-bearing female BALB/c mice.

    MATERIAL & METHODS: TQ was incorporated into NLC (TQNLC) by using high pressure homogenization. TQNLC and TQ were orally administered to the mice.

    RESULTS & CONCLUSION: TQNLC and TQ are potential chemotherapeutic drugs as they exhibited anticancer activity. The use of NLC as a carrier has enhanced the therapeutic property of TQ by increasing the survival rate of mice. The antimetastasis effect of TQNLC and TQ to the lungs was evidence by downregulation of MMP-2. TQNLC and TQ induced apoptosis via modulation of Bcl-2 and caspase-8 in the intrinsic apoptotic pathway.

    Matched MeSH terms: Lipids/administration & dosage*; Lipids/chemistry
  14. Syukri Y, Taher M, Martien R, Lukitaningsih E, Nugroho AE, Zakaria ZA
    Adv Pharm Bull, 2021 Jan;11(1):171-180.
    PMID: 33747864 DOI: 10.34172/apb.2021.018
    Purpose:
    Insulin resistance is a characteristic of non-insulin-dependent diabetes mellitus associated with obesity and caused by the failure of pancreatic beta cells to secrete sufficient amount of insulin. Andrographolide (AND) improves beta-cell reconstruction and inhibits fat-cell formation. This research aimed to improve the delivery of water-insoluble AND in self-nanoemulsifying (ASNE) formulation, tested in streptozotocin (STZ)-induced diabetic rats and 3T3-L1 preadipocyte cells.
    Methods:
    A conventional formulation of AND in suspension was used as a control. The experimental rats were orally administered with self-nanoemulsifying (SNE) and suspension of AND for 8 days. Measurements were performed to evaluate blood glucose levels in preprandial and postprandial conditions. Immunohistochemistry was used to assess the process of islet beta cell reconstruction. In vitro study was performed using cell viability and adipocyte differentiation assay to determine the delivery of AND in the formulation.
    Results:
    ASNE lowered blood glucose levels (day 4) faster than AND suspension (day 6). The histological testing showed that ASNE could regenerate pancreatic beta cells. Therefore, ASNE ameliorated pancreatic beta cells. The in vitro evaluation indicated the inhibition of adipocyte differentiation by both AND and ASNE, which occurred in a time-dependent manner. ASNE formulation had better delivery than AND.
    Conclusion:
    ASNE could improve the antidiabetic activity by lowering blood glucose levels, enhancing pancreatic beta cells, and inhibiting lipid formation in adipocyte cells.
    Matched MeSH terms: Lipids
  15. Norhidayah, S., Baharin, B.S., Hamed, M., Zaidul, I.S.M.
    MyJurnal
    The objective of this research is recovery of squalene from palm fatty acid distillate (PFAD) using supercritical fluid extraction (SFE). The extraction process was performed by using the SFE and recovered squalene was analyzed from total lipid extracts using HPLC. A central composite design was used to study the effect of SFE variables namely pressure (X₁) from 200 to 400 bar and temperature (X₂) from 40 to 60⁰C on the total lipid extracts (Y₁) and squalene concentration (Y₂) and optimize the SFE conditions. The nonlinear regression equations were significantly (p < 0.05) fitted for both responses with high R₂ (> 0.965), which had no indication of lack of fit. The results indicated that a combined pressure (200 bar) and temperature (50⁰C) was predicted to provide the optimum region in terms of total lipid extracts (13.84 ± 0.52%) and squalene concentration (418.31 ± 18.40 ppm) studied.
    Matched MeSH terms: Lipids
  16. Charbe NB, Amnerkar ND, Ramesh B, Tambuwala MM, Bakshi HA, Aljabali AAA, et al.
    Acta Pharm Sin B, 2020 Nov;10(11):2075-2109.
    PMID: 33304780 DOI: 10.1016/j.apsb.2020.10.005
    In many ways, cancer cells are different from healthy cells. A lot of tactical nano-based drug delivery systems are based on the difference between cancer and healthy cells. Currently, nanotechnology-based delivery systems are the most promising tool to deliver DNA-based products to cancer cells. This review aims to highlight the latest development in the lipids and polymeric nanocarrier for siRNA delivery to the cancer cells. It also provides the necessary information about siRNA development and its mechanism of action. Overall, this review gives us a clear picture of lipid and polymer-based drug delivery systems, which in the future could form the base to translate the basic siRNA biology into siRNA-based cancer therapies.
    Matched MeSH terms: Lipids
  17. Dehghan M, Mente A, Rangarajan S, Mohan V, Lear S, Swaminathan S, et al.
    Am J Clin Nutr, 2020 04 01;111(4):795-803.
    PMID: 31965140 DOI: 10.1093/ajcn/nqz348
    BACKGROUND: Eggs are a rich source of essential nutrients, but they are also a source of dietary cholesterol. Therefore, some guidelines recommend limiting egg consumption. However, there is contradictory evidence on the impact of eggs on diseases, largely based on studies conducted in high-income countries.

    OBJECTIVES: Our aim was to assess the association of egg consumption with blood lipids, cardiovascular disease (CVD), and mortality in large global studies involving populations from low-, middle-, and high-income countries.

    METHODS: We studied 146,011 individuals from 21 countries in the Prospective Urban Rural Epidemiology (PURE) study. Egg consumption was recorded using country-specific validated FFQs. We also studied 31,544 patients with vascular disease in 2 multinational prospective studies: ONTARGET (Ongoing Telmisartan Alone and in Combination with Ramipril Global End Point Trial) and TRANSCEND (Telmisartan Randomized Assessment Study in ACEI Intolerant Subjects with Cardiovascular Disease). We calculated HRs using multivariable Cox frailty models with random intercepts to account for clustering by study center separately within each study.

    RESULTS: In the PURE study, we recorded 14,700 composite events (8932 deaths and 8477 CVD events). In the PURE study, after excluding those with history of CVD, higher intake of egg (≥7 egg/wk compared with <1 egg/wk intake) was not significantly associated with blood lipids, composite outcome (HR: 0.96; 95% CI: 0.89, 1.04; P-trend = 0.74), total mortality (HR: 1.04; 95% CI: 0.94, 1.15; P-trend = 0.38), or major CVD (HR: 0.92; 95% CI: 0.83, 1.01; P-trend = 0.20). Similar results were observed in ONTARGET/TRANSCEND studies for composite outcome (HR 0.97; 95% CI: 0.76, 1.25; P-trend = 0.09), total mortality (HR: 0.88; 95% CI: 0.62, 1.24; P-trend = 0.55), and major CVD (HR: 0.97; 95% CI: 0.73, 1.29; P-trend = 0.12).

    CONCLUSIONS: In 3 large international prospective studies including ∼177,000 individuals, 12,701 deaths, and 13,658 CVD events from 50 countries in 6 continents, we did not find significant associations between egg intake and blood lipids, mortality, or major CVD events. The ONTARGET and TRANSCEND trials were registered at clinicaltrials.gov as NCT00153101. The PURE trial was registered at clinicaltrials.gov as NCT03225586.

    Matched MeSH terms: Lipids/blood*
  18. Yida Z, Imam MU, Ismail M, Ooi DJ, Sarega N, Azmi NH, et al.
    J Diabetes Res, 2015;2015:760535.
    PMID: 26273674 DOI: 10.1155/2015/760535
    Edible bird's nest (EBN) is used traditionally in many parts of Asia to improve wellbeing, but there are limited studies on its efficacy. We explored the potential use of EBN for prevention of high fat diet- (HFD-) induced insulin resistance in rats. HFD was given to rats with or without simvastatin or EBN for 12 weeks. During the intervention period, weight measurements were recorded weekly. Blood samples were collected at the end of the intervention and oral glucose tolerance test conducted, after which the rats were sacrificed and their liver and adipose tissues collected for further studies. Serum adiponectin, leptin, F2-isoprostane, insulin, and lipid profile were estimated, and homeostatic model assessment of insulin resistance computed. Effects of the different interventions on transcriptional regulation of insulin signaling genes were also evaluated. The results showed that HFD worsened metabolic indices and induced insulin resistance partly through transcriptional regulation of the insulin signaling genes. Additionally, simvastatin was able to prevent hypercholesterolemia but promoted insulin resistance similar to HFD. EBN, on the other hand, prevented the worsening of metabolic indices and transcriptional changes in insulin signaling genes due to HFD. The results suggest that EBN may be used as functional food to prevent insulin resistance.
    Matched MeSH terms: Lipids/blood
  19. Nawawi HM, Nor IM, Noor IM, Karim NA, Arshad F, Khan R, et al.
    J Cardiovasc Risk, 2002 Feb;9(1):17-23.
    PMID: 11984213
    Coronary heart disease (CHD) is the leading cause of death in Malaysia, despite its status as a developing country. The rural population is thought to be at low risk.
    Matched MeSH terms: Lipids/blood
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