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Akademický článek

Effect of neutralization degree of methacrylic acid on hydrogel swelling and drug release

Autor: Olga J. Pantic, Rada V. Pjanovic, Vesna V. Panic, Sanja I. Savic, Pavle M. Spasojevic, Maja D. Markovic

Publikováno v: Journal of Chemists, Technologists and Environmentalists, Vol 3, Iss 1, Pp 1-5 (2022)

Drug delivery system is an amazing tool which is widely used for drug protection and its controlled release in order to enhance drug bioavailability, reduce side effects and therefore to improve overall therapy. Hydrogels have been attracted great

Externí odkaz: https://doaj.org/article/b4b9867fc6f3420a9f932f4becf9bdfb

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Akademický článek

Freeze vs. Spray Drying for Dry Wild Thyme (Thymus serpyllum L.) Extract Formulations: The Impact of Gelatin as a Coating Material

Autor: Aleksandra A. Jovanović, Steva M. Lević, Vladimir B. Pavlović, Smilja B. Marković, Rada V. Pjanović, Verica B. Đorđević, Viktor Nedović, Branko M. Bugarski

Publikováno v: Molecules, Vol 26, Iss 13, p 3933 (2021)

Freeze drying was compared with spray drying regarding feasibility to process wild thyme drugs in order to obtain dry formulations at laboratory scale starting from liquid extracts produced by different extraction methods: maceration and heat-, ultra

Externí odkaz: https://doaj.org/article/d0942ba39c4d475fa0af45a9d2971c75

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Akademický článek

Exchange between the stagnant and flowing zone in gas-flowing solids-fixed bed contactors

Autor: ALEKSANDAR P. DUDUKOVIC, NIKOLA M. NIKACEVIC, RADA V. PJANOVIC, ZELJKO V. KUZELJEVIC

Publikováno v: Journal of the Serbian Chemical Society, Vol 70, Iss 1, Pp 137-144 (2005)

In countercurrent gas flowing solids fixed bed contactors, a fraction of the flowing solids is in motion (dynamic holdup), while the other fraction is resting on the fixed bed elements. In this study it was experimentally proved that the stagnant zon

Externí odkaz: https://doaj.org/article/7824739107bf4516b888d9753de3ee22

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