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Now showing items 20413-20432 of 49668
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Protection from previous natural infection compared with mRNA vaccination against SARS-CoV-2 infection and severe COVID-19 in Qatar: a retrospective cohort study
( Elsevier , 2022 , Article)BackgroundUnderstanding protection conferred by natural SARS-CoV-2 infection versus COVID-19 vaccination is important for informing vaccine mandate decisions. We compared protection conferred by natural infection versus ... -
Protection of Omicron sub-lineage infection against reinfection with another Omicron sub-lineage
( Nature Research , 2022 , Article)There is significant genetic distance between SARS-CoV-2 Omicron (B.1.1.529) variant BA.1 and BA.2 sub-lineages. This study investigates immune protection of infection with one sub-lineage against reinfection with the other ... -
Protection of Transmission Line in Presence of Parallel Capacitance Elements
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Recently, Flexible AC Transmission System (FACTS) devices emerged to the electrical transmission line power systems and their importance increased significantly. FACTS are mainly used for enhancing power transferability ... -
Protective Effect of Cyclically Pressurized Solid⁻Liquid Extraction Polyphenols from Grape Pomace on Oxidative Endothelial Cell Death.
( MDPI , 2018 , Article)The aim of this work is the evaluation of a green extraction technology to exploit winery waste byproducts. Specifically, a solid⁻liquid extraction technology (Naviglio Extractor) was used to obtain polyphenolic antioxidants ... -
Protective effect of dietary micronutrients on gastric cancer risk among Jordanians
( ARAN Ediciones S.L , 2024 , Article)Objective: several dietary and non-dietary factors and genetic predisposition may play an important role in gastric carcinogenesis. The findings about associations between micronutrients and gastric cancer (GC) is still ... -
Protective effect of olive leaves phenolic compounds against neurodegenerative disorders: Promising alternative for Alzheimer and Parkinson diseases modulation
( Elsevier , 2022 , Article)The main objective of this work was to review literature on compounds extracted from olive tree leaves, such as simple phenols (hydroxytyrosol) and flavonoids (Apigenin, apigenin-7-O-glucoside, luteolin.) and their diverse ... -
Protective Effect of Previous SARS-CoV-2 Infection against Omicron BA.4 and BA.5 Subvariants.
( Massachusetts Medical Society , 2022 , Article)The BA.4 and BA.5 subvariants of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) B.1.1.529 (omicron) variant have shown the capacity of escaping from neutralizing antibodies.1 These subvariants had an ... -
Protective effects of ethyl acetate fraction of Lawsonia inermis fruits extract against carbon tetrachloride-induced oxidative damage in rat liver
( SAGE Publications , 2013 , Article)This study aimed to investigate the antioxidant properties of different fractions obtained from the fruits of Lawsonia inermis, a widely used medicinal plant, against carbon tetrachloride (CCl4)-induced oxidative stress ... -
PROTECTIVE EFFECTS OF METFORMIN IN AN IN VITRO MODEL OF PROTEINURIC KIDNEY DISEASE
(2017 , Master Thesis)Albuminuria, a hallmark of chronic kidney disease (CKD), plays a crucial role in the etiology of CKD. High albumin levels are thought to induce endoplasmic reticulum (ER) stress and activate the AKT pathway, and lead to ... -
Protein arginine methyltransferase 5 (PRMT5) promotes survival of lymphoma cells via activation of WNT/B-catenin and AKT/GSK3B proliferative signaling
( American Society for Biochemistry and Molecular Biology Inc. , 2019 , Article)Epigenetic regulation by the type II protein arginine methyltransferase, PRMT5, plays an essential role in the control of cancer cell proliferation and tumorigenesis. In this report, we investigate the relationship between ... -
Protein expression profiling identifies key proteins and pathways involved in growth inhibitory effects exerted by guggulsterone in human colorectal cancer cells
( MDPI AG , 2019 , Article)Colorectal cancer (CRC) is a leading killer cancer worldwide and one of the most common malignancies with increasing incidences of mortality. Guggulsterone (GS) is a plant sterol used for treatment of various ailments such ... -
Protein Glycation in Plants-An Under-Researched Field with Much Still to Discover.
( MDPI , 2020 , Article)Recent research has identified glycation as a non-enzymatic post-translational modification of proteins in plants with a potential contributory role to the functional impairment of the plant proteome. Reducing sugars with ... -
Protein glycation – biomarkers of metabolic dysfunction and early-stage decline in health in the era of precision medicine
( Elsevier , 2021 , Article)Protein glycation provides a biomarker in widespread clinical use, glycated hemoglobin HbA1c (A1C). It is a biomarker for diagnosis of diabetes and prediabetes and of medium-term glycemic control in patients with established ... -
Protein intake among patients with diabetes is linked poor glycemic control
( Qatar University Press , 2020 , Poster)Background: Nutrition therapy is considered a key component of diabetes management. High-protein diets are recently gaining more popularity. Knowledge regarding the potential glycemic effect of protein in people with type ... -
Protein Intake Among Patients with Insulin-Treated Diabetes is Linked to Poor Glycemic Control: Findings of NHANES Data
( Dove Press , 2022 , Article)Background: Nutrition therapy is considered a key component of diabetes management. Recently, high-protein diets have gained in popularity. Understanding the glycemic effect of dietary protein among patients with diabetes ... -
Protein Tyrosine Phosphatase (PTP) 1B Inhibition Improves Endoplasmic Reticulum Stress-Induced Apoptosis and Impaired Angiogenic Response in Endothelial Cells
( Qatar University Press , 2021 , Poster)Insulin is not only important for glucose homeostasis, but also plays a critical role in the activation of endothelial nitric oxide synthase (eNOS) to synthesize nitric oxide (NO) and keeping the endothelium functional. ... -
Protein tyrosine phosphatase 1B inhibition improves endoplasmic reticulum stress-impaired endothelial cell angiogenic response: A critical role for cell survival
( Spandidos publications , 2021 , Article)Endoplasmic reticulum (ER) stress contributes to endothelial dysfunction, which is the initial step in atherogenesis. Blockade of protein tyrosine phosphatase (PTP)1B, a negative regulator of insulin receptors that is ... -
Proteins of cottonseed (gossypium barbadense) .• extraction and characterization by electrophoresis
( Qatar University , 1995 , Article)The seed proteins of cotton (Gossypium barbadense) were quantitavely and qualitavely investigated. The qualitative study was carried out using different electrophoretic techniques ((PAGE, SDS-PAGE, Poro-PAGE, SDS-Poro-PAGE, ... -
Proteome changes in autosomal recessive primary microcephaly
( Wiley , 2022 , Article)Background/aim: : Autosomal recessive primary microcephaly (MCPH) is a rare and genetically heterogeneous group of disorders characterized by intellectual disability and microcephaly at birth, classically without further ... -
Proteomic analysis of T. qataranse exposed to lead (Pb) stress reveal new proteins with potential roles in Pb tolerance and detoxification mechanism
( Frontiers Media , 2022 , Article)Soil lead (Pb) contamination is one of the environmental problems facing the modern world. Sources of Pb in soil include industrial activities such as mining and smelting processes, agricultural activities such as application ...