DJ Tognarelli
April 23, 2020
DJ Tognarelli
April 23, 2020
A simple, precise and accurate high performance liquid chromatography (HPLC) method was developed for simultaneous quantitative determination of rosiglitazone maleate… Continue reading DEVELOPMENT AND VALIDATION OF LC METHOD FOR THE SIMULTANEOUS ESTIMATION OF ROSIGLITAZONE MALEATE AND GLIMEPIRIDE IN PHARMACEUTICAL DOSAGE FORM
DJ Tognarelli
April 23, 2020
Objective: The objective of this research work was to develop a sensitive, precise, specific, linear and stability-indicating gradient HPLC method… Continue reading A VALIDATED GRADIENT STABILITY-INDICATING LC METHOD FOR THE ANALYSIS OF VALSARTAN IN PHARMACEUTICAL DOSAGE FORM
DJ Tognarelli
August 27, 2020
DJ Tognarelli
April 23, 2020
In the present study, comprehensive stress testing of tenatoprazole was carried out according to ICH guideline Q1A (R2). Tenatoprazole was… Continue reading LC–UV and LC–MS evaluation of stress degradation behaviour of tenatoprazole
DJ Tognarelli
April 23, 2020
The effects of both wood chips addition and contact time on phenolic content, volatile composition, color parameters, and organoleptic character… Continue reading Differentiation of Wines Treated with Wood Chips Based on Their Phenolic Content, Volatile Composition, and Sensory Parameters
DJ Tognarelli
August 27, 2020
DJ Tognarelli
April 23, 2020
DJ Tognarelli
April 23, 2020
During hydrolysis treatments, where the main objective is the solubilization of hemicelluloses, several undesirable reactions may occur. As a result,… Continue reading Separation and Purification of Hemicellulose by Ultrafiltration
DJ Tognarelli
April 23, 2020
DJ Tognarelli
April 23, 2020
Self‐controlled synthesis of hyperbranched poly(ether‐ketone)s (HPEKs) were prepared from “A2 + B3” approach by using different monomer solubility in reaction medium.… Continue reading Self‐controlled synthesis of hyperbranched poly(ether‐ketone)s from A2 + B3 approach in poly(phosphoric acid)
DJ Tognarelli
April 23, 2020
DJ Tognarelli
April 23, 2020
Nowadays agricultural wastes represent an alternative source of renewable raw materials. Different processes can be applied to these alternative materials… Continue reading Acid-and base-catalized hydrolyses of corn stalk
DJ Tognarelli
August 27, 2020
DJ Tognarelli
April 8, 2019
Human gut microbiota senses its environment and responds by releasing metabolites, some of which are key regulators of human health… Continue reading Gut bacterial tyrosine decarboxylases restrict levels of levodopa in the treatment of Parkinson’s disease
DJ Tognarelli
April 8, 2019
John Burchell
October 1, 2018
Protein G can be a valuable binding agent for antibodies and immunoglobulins in methods such as immunosensors, chromatographic-based immunoassays, and… Continue reading Peak decay analysis and biointeraction studies of immunoglobulin binding and dissociation on protein G affinity microcolumns
DJ Tognarelli
October 1, 2018
Over 300 chiral drug substances lack official United States Pharmacopeia (USP) methods for the enantiomeric purity determination. Because enantiomeric analysis… Continue reading Enantiomeric impurity analysis using circular dichroism spectroscopy with United States Pharmacopeia liquid chromatographic methods
Leah Pandiscia, PhD
June 20, 2018
