Results 21 to 30 of about 15,863 (273)

Statistical optimization of dithranol-loaded solid lipid nanoparticles using factorial design [PDF]

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2011
This study describes a 3² full factorial experimental design to optimize the formulation of dithranol (DTH) loaded solid lipid nanoparticles (SLN) by the pre-emulsion ultrasonication method. The variables drug: lipid ratio and sonication time were studied at three levels and arranged in a 3² factorial design to study the influence on the response ...
Gambhire, Makarand Suresh   +2 more
openaire   +4 more sources

Comparison Between some Methods of Tackling the Lack of Experimental Units Needed for Application of Factorial Experiments [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2011
Most of the time the researcher confronts a decrease in the experimental units required when applying a certain design, this problem appears especially when conducting the factorial experiments which mostly need great numbers of experimental units, to ...
doaj   +1 more source

Development of a Discriminative Dissolution Method, Using In-Silico Tool for Hydrochlorothiazide and Valsartan Tablets

open access: yesPharmaceutics, 2023
Hydrochlorothiazide (HTZ) and Valsartan (VAL) are poorly soluble drugs in BCS classes IV and II. This study aimed to develop a method to assess the dissolution profile of tablets containing HTZ (12.5 mg) and VAL (160 mg) as a fixed-dose combination ...
Rosmery Merma Leon   +4 more
doaj   +1 more source

Factorial design and statistical analysis of smectite clay treatment by hydrocyclone [PDF]

open access: yesCerâmica, 2018
Abstract Bentonite clays are materials composed by one or more smectite clay minerals and some accessory minerals, mainly quartz, cristobalite, mica, feldspars and other clay minerals such as kaolinite. These contaminants present in clays have a large distribution of particle sizes which severely restrict their industrial applications, with the use of ...
Gama, A. J. A.   +5 more
openaire   +4 more sources

The Use of Modern Statistical Methods to Optimize Production Systems in Foundries

open access: yesArchives of Foundry Engineering, 2016
Conducting reliable and credible evaluation and statistical interpretation of empirical results related to the operation of production systems in foundries is for most managers complicated and labour-intensive.
Szymszal J., Gajdzik B., Kaczmarczyk G.
doaj   +1 more source

An Evaluation of the Use of Statistical Procedures in Soil Science

open access: yesRevista Brasileira de Ciência do Solo, 2016
Experimental statistical procedures used in almost all scientific papers are fundamental for clearer interpretation of the results of experiments conducted in agrarian sciences.
Laene de Fátima Tavares   +2 more
doaj   +1 more source

Acupuncture and clomiphene for Chinese women with polycystic ovary syndrome (PCOSAct): statistical analysis approach with the revision and explanation

open access: yesTrials, 2018
Background Polycystic ovary syndrome (PCOS) is the most common endocrinopathy of reproductive-aged women. Clomiphene is regarded as the first-line medical treatment for ovulation induction in PCOS patients and acupuncture is often used as an alternative ...
Hong-Li Ma   +7 more
doaj   +1 more source

GFD: An R Package for the Analysis of General Factorial Designs

open access: yesJournal of Statistical Software, 2017
Factorial designs are widely used tools for modeling statistical experiments in all kinds of disciplines, e.g., biology, psychology, econometrics and medicine. For testing null hypotheses in this framework, ANOVA methods are widely used.
Sarah Friedrich   +2 more
doaj   +1 more source

Nutrient enrichment effects are conditional on upstream nutrient concentrations: Implications for bioassessment in multi-use catchments

open access: yesEcological Indicators, 2021
Human impacts on stream ecosystems are expected to intensify with population growth and climate change. Decisive information on how stream communities respond to cumulative human impacts is therefore integral for protecting streams draining multi-use ...
Nolan J.T. Pearce   +4 more
doaj   +1 more source

Holistic Design of Experiments Using an Integrated Process Model

open access: yesBioengineering, 2022
Statistical experimental designs such as factorial, optimal, or definitive screening designs represent the state of the art in biopharmaceutical process characterization.
Thomas Oberleitner   +3 more
doaj   +1 more source

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