Results 31 to 40 of about 232,220 (312)

Development and Validation of Discriminative Dissolution Method for Metformin Immediate-Release Film-Coated Tablets

open access: yesJournal of Analytical Methods in Chemistry, 2019
The purpose of this study was to develop and validate a discriminative dissolution method for the metformin film-coated tablet with immediate release of the active substance that belongs to class III of the Biopharmaceutical Classification System (BCS ...
Ivana Mitrevska   +5 more
doaj   +1 more source

Analytical Quality by Design approach in development and optimization of HPLC method for assay of angiotensin – converting enzyme inhibitor in tablets [PDF]

open access: yesMakedonsko Farmacevtski Bilten
Implementation of analytical quality by design approach is a helpful tool in development of a robust analytical method which is applicable throughout the lifecycle of the product.
Veronika Popovska Jakimovska   +7 more
doaj   +1 more source

Cyclopropanation of carbon-carbon double bonds in ring d of ergot alkaloids [PDF]

open access: yes, 2013
Some ergot alkaloid derivatives containing a double bond in ring D have been reacted with diazomethane/palladium diacetate reagent to result in formation of a fused cyclopropane ring.
Dörnyei, Gábor   +5 more
core   +1 more source

Cephalotaxus Alkaloids

open access: yes, 2017
Cephalotaxus alkaloids represent a family of plant secondary metabolites known for 60 years. Significant activity against leukemia in mice was demonstrated for extracts of Cephalotaxus. Cephalotaxine (CET) (1), the major alkaloid of this series was isolated from Cephalotaxus drupacea species by Paudler in 1963.
Pérard-Viret, Joelle   +4 more
openaire   +3 more sources

GAME9 regulates the biosynthesis of steroidal alkaloids and upstream isoprenoids in the plant mevalonate pathway [PDF]

open access: yes, 2016
Steroidal glycoalkaloids (SGAs) are cholesterol-derived molecules produced by solanaceous species. They contribute to pathogen defence but are toxic to humans and considered as anti-nutritional compounds.
Aharoni, Asaph   +13 more
core   +1 more source

Pyrrolizidine alkaloids

open access: yesNat. Prod. Rep., 2014
This review focuses on the isolation and synthesis of natural products containing a 1-azabicyclo[3.3.0]octane core (July 2001 to December 2012).
Robertson, J, Stevens, K
openaire   +3 more sources

Natural Products as Geroprotective Modulators in Diabetic Nephropathy: A Mechanistic Framework Integrating Aging Hallmarks and the AMPK–SIRT1–Nrf2 Axis

open access: yesAging and Cancer, EarlyView.
Natural products target the aging kidney in diabetic nephropathy by restoring the AMPK–SIRT1–Nrf2 axis, reducing oxidative stress, inflammation, fibrosis, and cellular senescence while enhancing mitochondrial biogenesis and antioxidant defenses.
Sherif Hamidu   +8 more
wiley   +1 more source

Optimized genotyping method for identification of bacterial contaminants in pharmaceutical industry

open access: yesActa Pharmaceutica, 2016
Microbiological control is of crucial importance in the pharmaceutical industry regarding the possible bacterial contamination of the environment, water, raw materials and finished products. Molecular identification of bacterial contaminants based on DNA
Stamatoski Borche   +4 more
doaj   +1 more source

Total Synthesis and Structural Revision of the Alkaloid Incargranine B [PDF]

open access: yes, 2013
Seeing double: Consideration of the biosynthetic origins of incargranineB, which was originally assigned an unprecedented indolo[1.7]naphthyridine structure, led to the proposal of a dipyrroloquinoline framework as a more biosynthetically feasible ...
Bates   +8 more
core   +1 more source

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