Zobrazeno 1 - 10
of 255
pro vyhledávání: '"I. Erős"'
Publikováno v:
Periodica Polytechnica Chemical Engineering. 58:17-20
Semisolid systems (creams, gels etc.) for dermal application get more and more importance in pharmaceutical and cosmetic industry. However the number of methodologies for their physico-chemical characterization have been increasing; development of me
Publikováno v:
Pharmaceutical Development and Technology. 20:330-336
The aim of the present work was to extend our previous in-vitro drug release studies using semisolid dermatological bases with non-impregnated cellulose acetate membranes. A comparison of the performances of two apparatuses, the more commonly used Fr
Publikováno v:
Pharmaceutics; Volume 3; Issue 4; Pages: 830-847
Pharmaceutics
Pharmaceutics, Vol 3, Iss 4, Pp 830-847 (2011)
Pharmaceutics
Pharmaceutics, Vol 3, Iss 4, Pp 830-847 (2011)
The objectives of this work were the formulation optimization of the preparation process parameters and to evaluate spray-dried sustained-release microspheres using ammonio methacrylate copolymer (AMC) as a polymer matrix. The effects of log P and th
Autor:
Mária Budai-Szűcs, Eszter Csizmazia, Zsolt Makai, Erzsébet Csányi, Gábor Varju, Piroska Szabó-Révész, I. Erős
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 102:313-316
Our aim was to develop potential dermal drug delivery systems (DDSs) with a good and lasting mois- turizing effect. Lyotropic liquid crystals (LLCs), gel- emulsions and hydrogels were investigated by means of thermogravimetry, which can give informat
Autor:
Zsuzsa Penke, A. Fehér, I. Erős, János Horváth, Lívia Fülöp, Botond Penke, Szilvia Veszelka, Ágnes Kasza, Anita Kurunczi, Piroska Szabó-Révész, Mária A. Deli, Levente Kürti, Sándor Horvát, Gábor Balogh, Eszter Sipos, Árpád Párducz
Publikováno v:
Cellular and Molecular Neurobiology. 30:405-413
(1) Intranasal administration is a non-invasive and effective way for the delivery of drugs to brain that circumvents the blood-brain barrier. The aims of the study were to test a nasal delivery system for human beta-amyloid (A beta) peptides, to mea
Publikováno v:
Carbohydrate Polymers. 77:530-535
The aim of this study was to evaluate the interaction between the film-forming sodium alginate and lactose monohydrate. This combination is used in the co-spray-drying technique for microencapsulation, but no respect on the structure of the film form
Publikováno v:
Carbohydrate Polymers. 74:712-716
This preliminary work involved a comparison of untreated microcrystals, alginate-based spray-dried microparticles, and alginate-based lactose containing spray-dried of the antihypertensive drug, trandolapril. Physicochemical properties, such as surfa
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 94:109-118
A study was made of the possibilities of gradually decreasing the concentration of the toxic organic solvent in the process of microsphere preparation. Ammonio methacrylate copolymer-based microspheres were prepared by spray drying or conventional so
Autor:
I. Erős, Piroska Szabó-Révész, Carla Caramella, Giuseppina Sandri, Mária Szűcs, M. Cristina Bonferoni, Patrizia Vaghi
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 94:271-274
Polymeric emulsifiers provide exceptional stability to oil-in-water, water-in-oil or multiple emulsions by their steric stabilization. Pemulens as polymeric emulsifiers are able to stabilize o/w type emulsions because their short lipophilic part inte
Publikováno v:
Journal of Inclusion Phenomena and Macrocyclic Chemistry. 59:105-113
The effects of β-cyclodextrin (β-CD) on the solubility properties of lidocaine base were studied. Products were prepared by physical mixing, kneading, spray-drying and precipitation methods in drug : β-CD ratios of 3:1, 2:1, 1:1, 1:2 and 1:3. Some