نتایج جستجو برای: omega ratio

تعداد نتایج: 526785  

Journal: :The American journal of clinical nutrition 1991
A P Simopoulos

Several sources of information suggest that man evolved on a diet with a ratio of omega 6 to omega 3 fatty acids of approximately 1 whereas today this ratio is approximately 10:1 to 20-25:1, indicating that Western diets are deficient in omega 3 fatty acids compared with the diet on which humans evolved and their genetic patterns were established. Omega-3 fatty acids increase bleeding time; dec...

2016
Grace Mashavave Patience Kuona Willard Tinago Babill Stray-Pedersen Marshall Munjoma Cuthbert Musarurwa

BACKGROUND Omega-3 long chain-polyunsaturated fatty acids (LC-PUFAs)-docosahexaenoic acid (DHA), docosapentaenoic acid (DPA) and eicosapentaenoic acid (EPA)- and omega-6 LC-PUFA arachidonic acid (ARA), are essential for optimum physical and mental development in children. Prior to this study, the blood omega-3 LC-PUFA levels were unknown in Zimbabwean children, particularly in those aged 7-9 ye...

Journal: :Psychosomatic medicine 2014
Lisa M Jaremka Heather M Derry Robert Bornstein Ruchika Shaurya Prakash Juan Peng Martha A Belury Rebecca R Andridge William B Malarkey Janice K Kiecolt-Glaser

OBJECTIVE Loneliness enhances risk for episodic memory declines over time. Omega-3 supplementation can improve cognitive function for people experiencing mild cognitive difficulties. Accordingly, we explored whether omega-3 supplementation would attenuate loneliness-related episodic memory problems. METHODS Participants (n = 138) from a parent randomized controlled trial were randomized to th...

Journal: :Molecular biology and evolution 2000
Z Yang W J Swanson V D Vacquier

Maximum-likelihood models of codon substitution were used to analyze sperm lysin genes of 25 abalone (HALIOTIS:) species to identify lineages and amino acid sites under diversifying selection. The models used the nonsynonymous/synonymous rate ratio (omega = d(N)/d(S)) as an indicator of selective pressure and allowed the ratio to vary among lineages or sites. Likelihood ratio tests suggested si...

Journal: :The Review of scientific instruments 2008
S Polisetty J Scheffler S Sahoo Yi Wang T Mukherjee Xi He Ch Binek

We present a comparative study on an experimental and theoretical optimization of magneto-optical Kerr setups based on photoelastic modulation and phase sensitive detector methodology. The first and second harmonics, I omega,2 omega, of the reflected light intensity are measured for a CoO/Co magnetic reference film. The magnetic field dependence of the optical off-diagonal Fresnel reflection co...

Journal: :Journal of lipid research 2004
J C Komen M Duran R J A Wanders

The 3-methyl-branched fatty acid phytanic acid is degraded by the peroxisomal alpha-oxidation route because the 3-methyl group blocks beta-oxidation. In adult Refsum disease (ARD), peroxisomal alpha-oxidation is defective, which is caused by mutations in the gene coding for phytanoyl-CoA hydroxylase in the majority of ARD patients. As a consequence, phytanic acid accumulates in tissues and body...

A. Mortezaei, H. R. Sobhani Kavkani, R. Naghizadeh,

Different mineral admixtures of Indian metakaolin, Iranian silica fume and nanosilica were used to produce high performance mortars. Two different sands types with grain size of 0.015-4mm were mixed with type II Portland cement, polycarboxylate superplasticizer,mineral admixture with 650kg/m3 cement content and water/cement ratio of 0.35. Different amount of cement was replaced by metakaolin or...

Journal: :Journal of High Energy Physics 2023

Using a data sample of 980 fb$^{-1}$ collected with the Belle detector at KEKB asymmetric-energy $e^+e^-$ collider, we study for first time singly Cabibbo-suppressed decays $\Omega^0_c\to\Xi^{-}\pi^{+}$ and $\Omega^-K^+$ doubly decay $\Omega^0_c\to \Xi^- K^{+}$. Evidence an $\Omega^0_c$ signal in $\Omega^0_c\to\Xi^-\pi^+$ mode is reported significance $4.5\sigma$ including systematic uncertaint...

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