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20820
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Showing 1-23 of 23 results for "20820" within Papers
The journal of adhesive dentistry, 22(3), 265-274 (2020-05-22)
To investigate whether dental adhesives modified with polyacrylic acid copper iodide particles could inhibit esterase activity in vitro and the copper release rate from resin matrices, as well as the correlation between the two variables. Different concentrations of copper iodide
Analytical biochemistry, 462, 67-75 (2014-06-15)
Ellman's assay is the most commonly used method to measure cholinesterase activity. It is cheap, fast, and reliable, but it has limitations when used for biological samples. The problems arise from 5,5-dithiobis(2-nitrobenzoic acid) (DTNB), which is unstable, interacts with free
Journal of enzyme inhibition and medicinal chemistry, 30(1), 166-172 (2014-02-13)
Metal ions, especially copper, zinc and iron, play an important role in the neurodegeneration process because they can affect protein misfolding, leading to the formation of the amyloid deposits and oxidative stress leading to reactive oxygen species (ROS). Here we
Archives of toxicology, 89(3), 405-414 (2014-06-11)
Organophosphorus compounds (OP) are bound to human butyrylcholinesterase (BChE) and endogenous or exogenous BChE may act as a stoichiometric scavenger. Adequate amounts of BChE are required to minimize toxic OP effects. Simultaneous administration of BChE and oximes may transfer the
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 968, 87-93 (2013-12-11)
The discovery of selective inhibitors for acetylcholinesterase (AChE) or butyrylcholinesterase (BChE) is extremely important for the development of drugs that can be used in the treatment of patients diagnosed with the Alzheimer's disease (AD). For this reason, there is a
Fitoterapia, 136, 104186-104186 (2019-06-01)
Five new amide alkaloids, named delamide A-E (1-5), along with five known ones, methyl-N-(3-carboxy-2-methylpropanoyl) anthranilate (6), benzoic acid, 2-[(1-oxodecyl) amino]-methylester (7), puberline (8), benzoic acid, 2-[(4-methoxy-2-methyl-1, 4-dioxobutyl) amino]-methylester (9) and benzoic acid, 2-[(4-methoxy-3-methyl-1, 4-dioxobutyl) amino]-methylester (10) were isolated from the
European journal of medicinal chemistry, 82, 536-544 (2014-06-19)
A series of 7-hydroxycoumarin derivatives connected by an amidic linker to the different amines were designed and synthesized as cholinesterase inhibitors. Most compounds showed remarkable inhibitory activity against acetylcholinesterase (AChE) and butyrylcholinesterase (BuChE). Among them, N-(1-benzylpiperidin-4-yl)acetamide derivative 4r with IC50
Tris-(2,3-Dibromopropyl) Isocyanurate, a New Emerging Pollutant, Impairs Cognition and Provokes Depression-Like Behaviors in Adult Rats.
PLoS ONE, 10(10), 1-16 (2015)
Journal of enzyme inhibition and medicinal chemistry, 29(5), 749-752 (2014-02-11)
Plectranthus madagascariensis is used as a traditional medicine in Southern Africa. In search of compounds and activities supporting the medicinal use, the chemical profile of the methanolic extract was studied by high-performance liquid chromatography with diode array detection (HPLC-DAD). Four
Activity and polymorphisms of butyrylcholinesterase in a Polish population.
Chemico-Biological Interactions, 259, 70-77 (2016)
Environmental toxicology and pharmacology, 38(2), 542-553 (2014-09-03)
Insulin resistance and risk of type 2 diabetes are the most important complications following exposure to organophosphorous (OPs) pesticides. Regarding the importance of liver on metabolic pathways regulation, in particular blood glucose homeostasis, we focused on liver inflammation and oxidative
Pharmaceutical biology, 53(3), 334-339 (2014-10-22)
In Turkey, Veronica species (Plantaginaceae) have been used as a diuretic and for wound healing in traditional medicine. To examine the fatty acid and essential oil profiles, the antioxidant, anticholinesterase, antimicrobial, and DNA damage effects of Veronica thymoides P.H. Davis
Molecular and cellular biochemistry, 396(1-2), 201-211 (2014-07-30)
The ex vivo and in vitro effects of quercetin on NTPDase, adenosine deaminase (ADA), and acetycholinesterase (AChE) activities in lymphocytes, as well as the effects of quercetin on butyrylcholinesterase (BChE) activity in serum and myeloperoxidase (MPO) activity in plasma were
Bioorganic & medicinal chemistry, 22(15), 3838-3849 (2014-07-16)
Alzheimer's disease (AD) is a neurodegenerative disorder associated with memory impairment and cognitive deficit. Most of the drugs currently available for the treatment of AD are acetylcholinesterase (AChE) inhibitors. In a preliminary study, significant AChE inhibition was observed for the
Zeitschrift fur Naturforschung. C, Journal of biosciences, 69(9-10), 381-390 (2015-02-26)
Two endemic Cirsium species, C. leucopsis DC. and C. sipyleum O. Schwarz, and C. eriophorum (L.) Scop. growing in Turkey were investigated to establish their secondary metabolites, fatty acid compositions, and antioxidant and anticholinesterase potentials. Spectroscopic methods were used to
In vitro and in vivo toxicological studies of V nerve agents: molecular and stereoselective aspects.
Toxicology letters, 232(2), 438-448 (2014-12-03)
In vitro inhibition data of cholinesterases (ChEs) and reactivation with HI 6 are presented for separated VX and VR enantiomers with high purity (enantiomer excess >99.999%). Inhibition rate constants for (-)-VR were fourfold higher than for (-)-VX. Marked higher stereoselectivity
Journal of food science and technology, 52(4), 1971-1981 (2015-04-02)
Withania somnifera (Ashwagandha, WS) or Indian ginseng possesses multiple pharmacological properties which are mainly attributed to the active constituents, withanolides. Despite its extensive usage as a memory enhancer and a nerve tonic, few attempts have been made to ascertain its
Clinical chemistry, 29(10), 1746-1751 (1983-10-01)
For assaying plasma cholinesterase (EC 3.1.1.8) activity and phenotyping by means of dibucaine inhibition, we have compared a commercially available kit, in which butyrylthiocholine is used as substrate, with two reference methods, one using benzoylcholine and the other propionylthiocholine. With
Bioorganic & medicinal chemistry, 22(13), 3370-3378 (2014-05-24)
The development of remedies against the Alzheimer's disease (AD) is one of the biggest challenges in medicinal chemistry nowadays. Although not completely understood, there are several strategies fighting this disease or at least bringing some relief. During the progress of
Bioorganic & medicinal chemistry, 22(19), 5298-5307 (2014-08-27)
Multitarget compounds are increasingly being pursued for the effective treatment of complex diseases. Herein, we describe the design and synthesis of a novel class of shogaol-huprine hybrids, purported to hit several key targets involved in Alzheimer's disease. The hybrids have
Chemical & pharmaceutical bulletin, 63(3), 210-217 (2015-03-12)
A novel series of meta-substituted ethanediamide and 2-butenediamide derivatives were synthesized and tested for their ability to inhibit electric eel acetylcholinesterase (AChE) and equine serum butyrylcholinesterase (BuChE). The synthesized compounds were evaluated against ChE enzymes using the colorimetric method described
Indian journal of experimental biology, 52(6), 606-612 (2014-06-25)
As the disease modifying therapies against Alzheimer's disease (AD) continue to exist as a major challenge of this century, the search for newer drug leads with lesser side effects is on the rise. A large number of plant extracts and
Fitoterapia, 99, 72-77 (2014-09-15)
A phytochemical study on Huperzia serrata led to the isolation of four new 5-deoxyfawcettimine-related Lycopodium alkaloids, huperserines A-D (1-4), and one new lycodine-type alkaloid, huperserine E (5). Their structures were elucidated based on spectroscopic data, including 1D and 2D NMR
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