Results 51 to 60 of about 6,294 (108)

Gellan gum and polyvinylpyrrolidone (PVP) as binding agents in extrusion/spheronization pellet formulations

open access: yesActa Pharmaceutica, 2019
The aim of this work was to evaluate gellan gum as binder in pellet formulations, with theophylline as the model drug, in comparison with polyvinylpyrrolidone (PVP). A full 32 factorial design was realized, with binder and diluent factors at three levels
Barbosa Eduardo José   +1 more
doaj   +1 more source

Actualities in the phytochemical research on selected terpenes

open access: yesActa Pharmaceutica, 2019
A short review of our recent research on the essential oil phytochemical composition of Petasites albus (L.) Gaertn. and Petasites hybridus (L.) G. Gaertn., B. Mey. & Scherb.
Jerković Igor   +2 more
doaj   +1 more source

Screening of flavonoid aglycons’ metabolism mediated by the human liver cytochromes P450

open access: yesActa Pharmaceutica, 2019
Biological effects of flavonoids have been extensively studied in the last 80 years. As flavonoids represent a rather large group of compounds, data on metabolic biotransformations of these compounds is relatively limited to those well studied.
Benković Goran   +3 more
doaj   +1 more source

Low Fidelity Mutants in the O-Helix of Thermus aquaticus DNA Polymerase I*

open access: yesJournal of Biological Chemistry, 1997
We screened 67 mutants in the O-helix of Thermus aquaticus (Taq) DNA polymerase I (pol I) for altered fidelity of DNA synthesis. These mutants were obtained (Suzuki, M., Baskin, D., Hood, L., and Loeb, L. A. (1996) Proc. Natl. Acad. Sci. U. S. A.
Motoshi Suzuki   +3 more
semanticscholar   +1 more source

Identification of cysteine 656 as the amino acid of hepatoma tissue culture cell glucocorticoid receptors that is covalently labeled by dexamethasone 21-mesylate.

open access: yesJournal of Biological Chemistry, 1987
Recent results using proteases suggest that dexamethasone 21-mesylate (Dex-Mes) labeling of the rat hepatoma tissue culture (HTC) cell glucocorticoid receptor occurs at one or a few closely grouped cysteine residues (Simons, S.S., Jr. (1987) J.
S. Simons   +3 more
semanticscholar   +1 more source

Solving manufacturing problems for L-carnitine-L-tartrate to improve the likelihood of successful product scale-up

open access: yesActa Pharmaceutica, 2017
L-carnitine-L-tartrate, a non-essential amino acid, is hygroscopic. This causes a problem in tablet production due to pronounced adhesion of tablets to punches. A 33 full factorial design was adopted to suggest a tablet formulation. Three adsorbents were
Badawi Aliaa A.   +3 more
doaj   +1 more source

Front Matter: Volume 9675

open access: yesApplied Optics and Photonics China, 2015
Proceedings of Spie
semanticscholar   +2 more sources

Novel thiophene derivatives with sulfonamide, isoxazole, benzothiazole, quinoline and anthracene moieties as potential anticancer agents

open access: yesActa Pharmaceutica, 2014
A novel series of thiophenes having biologically active sulfonamide 2-11, 3-methylisoxazole 12, 4-methoxybenzo[d] thiazole 13, quinoline 14, 15, benzoylphenylamino 16, and anthracene-9,10-dione 17 moieties were prepared.
Ghorab Mostafa M.   +2 more
doaj   +1 more source

Effective anti-adhesives of uropathogenic Escherichia coli

open access: yesActa Pharmaceutica, 2018
Urinary tract infections (UTIs) caused by uropathogenic Escherichia coli (UPEC) are among the most common infectious diseases in humans. Due to their frequent occurrence in the community and nosocomial settings, as well as the development of resistance ...
Ribić Rosana   +3 more
doaj   +1 more source

Reverse-Phase Chromatographic Determination and Intrinsic Stability Behavior of 5-[(4-Chlorophenoxy)Methyl]-1,3,4-Oxadiazole-2-Thiol

open access: yesActa Pharmaceutica, 2018
The study describes the development and preliminary validation of a simple reverse-phase chromatographic method for determination of a novel drug candidate, 5-[(4-chlorophenoxy) methyl]-1,3,4-oxadiazole-2-thiol (OXCPM), in bulk and stressed solution, in ...
Shehzadi Naureen   +8 more
doaj   +1 more source

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