تصفح حسب العنوان
السجلات المعروضة 2620 -- 2639 من 48595
-
Anti-corrosive and oil sensitive coatings based on epoxy/polyaniline/magnetite-clay composites through diazonium interfacial chemistry
( Nature Publishing Group , 2018 , Article)Epoxy polymer nanocomposites filled with magnetite (Fe3O4) clay (B), named (B-DPA-PANI@Fe3O4) have been prepared at different filler loading (0.1, 0.5, 1, 3, 5 wt. %). The surface modification of clay by polyaniline (PANI) ... -
Anti-diabetic and Anti-hypertensive Potential of Indigenous Edible plants of Qatar
( Qatar University Press , 2020 , Poster)Aizoon canariense, Cynomorium coccineum, Glossonema edule, and Malva parviflora, edible desert plants from Qatar, were selected to determine levels of phenolic bioactives and potential health benefits for managing early ... -
Anti-hypertensive Herbs and their Mechanisms of Action: Part I
( Frontiers Media , 2016 , Article)The use of herbal therapies for treatment and management of cardiovascular diseases (CVDs) is increasing. Plants contain a bounty of phytochemicals that have proven to be protective by reducing the risk of various ailments ... -
Anti-Hypertensive Herbs and Their Mechanisms of Action: Part II
( Frontiers Media , 2016 , Article)Traditional medicine has a history extending back to thousands of years, and during the intervening time, man has identified the healing properties of a very broad range of plants. Globally, the use of herbal therapies to ... -
Anti-hypertrophic effect of Na+/H+ exchanger-1 inhibition is mediated by reduced cathepsin B
( Elsevier , 2020 , Article)Previous studies have established the role of Na+/H+ exchanger isoform-1 (NHE1) and cathepsin B (Cat B) in the development of cardiomyocyte hypertrophy (CH). Both NHE1 and Cat B are activated under acidic conditions ... -
Anti-Metastatic and Anti-Tumor Growth Effects of Origanum majorana on Highly Metastatic Human Breast Cancer Cells: Inhibition of NFκB Signaling and Reduction of Nitric Oxide Production
( Public Library of Science , 2013 , Article)Background: We have recently reported that Origanum majorana exhibits anticancer activity by promoting cell cycle arrest and apoptosis of the metastatic MDA-MB-231 breast cancer cell line. Here, we extended our study by ... -
Anti-microbial Activity Of Graphene Oxide Against Bacteria And Fungi
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Graphene Oxide (GO) is a promising material for various applications. The team prepared GO from graphite and studied the interaction with different microorganisms. Anti-microbial properties were detected for the prepared ... -
Anti-Neoplastic Effects of Annonacin against Renal Cell Carcinoma
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Background and Objectives: Renal cell carcinoma is the most common and lethal form of all renal cancers, and accounts for 4.1% of all cancer cases in Qatar. Mutations to Von-Hippel Lindeau (VHL) gene in renal cells activates ... -
Anti-proliferative and Anti-metastatic Effect of Aqueous Extract of Origanum Syriacum on Aggressive Human Breast Cancer Cells
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Around the world as well as in Qatar, breast cancer is characterized among the highest rates of mortalities that are cancer related. Alarmingly, statistics have shown that the incidence of breast cancer is slightly higher ... -
Anti-spoofing device for biometric fingerprint scanners
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Biometrics is a promising technology for safeguarding the personal identity and digital information of every individual. This paper describes an easy-to-integrate and inexpensive method to improve the security of fingerprint ... -
Antibacterial activity of Myrtus communis L. and Melaleuca leucadendron var. cajaputi essential oils against antibiotic-resistant bacterial strains
( Hamad bin Khalifa University Press (HBKU Press) , 2022 , Article)Background: Antimicrobial resistance (AMR) is a global threat to public health. There is a dire need for new antibiotics as AMR threatens our last-resort antibiotics efficacy. 1,2 Myrtle plants have been used in folk ... -
Antibacterial and anti-inflammatory efficacy of N-acetyl cysteine in endodontic treatment: a scoping review
( BMC , 2022 , Article)BACKGROUND: This scoping review systematically summarized the available evidence about the efficacy of N-acetyl cysteine (NAC) as an intracanal antibacterial and/or anti-inflammatory. METHODS: PubMed, Scopus, Web of Science, ... -
Antibacterial and Antibiofilm Activity of Mercaptophenol Functionalized-Gold Nanorods Against a Clinical Isolate of Methicillin-Resistant Staphylococcus aureus
( Springer , 2022 , Article)Gold nanorods (AuNRs) were synthesized by the seed-mediated wet chemical method using a binary surfactant system. AuNRs were stabilized with polyethylene glycol, then functionalized with 4-mercaptophenol (4-MPH) ligand by ... -
Antibacterial and antidermatophyte activities of some essential Oils from spices
( Qatar University , 1993 , Article)The inhibitory effects of ten essential oil from different spices against the growth of various isolates of bacteria representing Gram-positive (seven isolates) and Gram-negative (four isolates) were studied. Eight ... -
Antibacterial Modification Of Polyethylene By Multistage Process Utilizing Low-temperature Plasma
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Limiting factor of PE application in healthcare is high susceptibility of polyethylene towards bacterial growth. For this reason, antibacterial treatment of PE foils using appropriate antibacterial agents was used in this ... -
Antibacterial Performance of Protonated Polyaniline-Integrated Polyester Fabrics
( Multidisciplinary Digital Publishing Institute (MDPI) , 2022 , Article)During the last few years, there has been an increase in public awareness of antimicrobial fabrics, as well as an increase in commercial opportunities for their use in pharmaceutical and medical settings. The present study ... -
Antibacterial Properties of Polysulfone Membranes Blended with Arabic Gum.
( MDPI , 2019 , Article)Polysulfone (PS) membranes blended with different loadings of arabic gum (AG) were synthesized using phase inversion method and the antibacterial properties of the synthesized membranes were tested using a number Gram-negative ... -
Antibacterial treatment of LDPE with halogen derivatives via cold plasma
( BME-PT and GTE , 2015 , Article)The factor limiting the application of low-density polyethylene (LDPE) in healthcare is its high susceptibility to bacterial growth. For this reason, we here investigated antibacterial treatments of LDPE foils using ... -
The Antibiotic Activity Of Some Aquatic Plants And Algal Extracts From Jordan
( Qatar University , 1991 , Article)The antimicrobial activity of the extracts of three fresh water green algae, four marine green algae, two brown marine algae and five red marine algae from the Jordanian part of the Aqaba Gulf, together with four aquatic ... -
Antibiotic Prescription During Endodontic Treatment: Knowledge and Practices of Dental Interns in Saudi Arabia
( Dove Press Ltd , 2022 , Article)Background: Antibiotics are widely used in dental practice, especially for endodontic infections. The present survey aimed to investigate the knowledge and practices of dental interns in Saudi Arabia regarding antibiotic ...
