Zobrazeno 1 - 10
of 172
pro vyhledávání: '"Nevena Manolova"'
Publikováno v:
Materials, Vol 17, Iss 21, p 5379 (2024)
The preparation of core–sheath fibers by electrospinning is a topic of significant interest for producing composite fibers with distinct core and sheath functionalities. Moreover, in core–sheath fibers, low-molecular-weight substances or nanosize
Externí odkaz:
https://doaj.org/article/bd6096bcb55a40ecbebd3075a163bb35
Autor:
Ina Anastasova, Milena Ignatova, Nevena Manolova, Iliya Rashkov, Nadya Markova, Reneta Toshkova, Ani Georgieva, Mariana Kamenova-Nacheva, Antoaneta Trendafilova, Viktoria Ivanova, Tsvetelina Doncheva
Publikováno v:
Polymers, Vol 16, Iss 15, p 2105 (2024)
The present study aimed to fabricate innovative fibrous materials with various biological activities from poly(3-hydroxybutyrate), sodium hyaluronate (HA), chitosan (Ch), Melissa officinalis (MO), Hypericum perforatum (HP) extract, or a combination o
Externí odkaz:
https://doaj.org/article/bbfd52ccc72748578c850555c2417d01
Autor:
Milena Ignatova, Nevena Manolova, Iliya Rashkov, Ani Georgieva, Reneta Toshkova, Nadya Markova
Publikováno v:
Polymers, Vol 15, Iss 14, p 3140 (2023)
Novel fibrous materials with diverse biological properties containing a model drug of the 8-hydroxyquinoline group—5-amino-8-hydroxyquinoline (5A8Q)—were fabricated using a one-pot method by electrospinning poly(vinyl alcohol) (PVA)/carboxymethyl
Externí odkaz:
https://doaj.org/article/ebbdc0fefc934e0c828615eecbc57be4
Autor:
Selin Kyuchyuk, Dilyana Paneva, Nevena Manolova, Iliya Rashkov, Daniela Karashanova, Mladen Naydenov, Nadya Markova
Publikováno v:
Materials, Vol 16, Iss 13, p 4882 (2023)
Fibrous materials composed of core–sheath fibers from poly(ethylene oxide) (PEO), beeswax (BW) and 5-nitro-8-hydroxyquinoline (NQ) were prepared via the self-organization of PEO and BW during the single-spinneret electrospinning of a homogeneous bl
Externí odkaz:
https://doaj.org/article/e2945017ffa543d5abc8b397b5d6a413
Autor:
Mariya Spasova, Nikoleta Stoyanova, Nasko Nachev, Milena Ignatova, Nevena Manolova, Iliya Rashkov, Ani Georgieva, Reneta Toshkova, Nadya Markova
Publikováno v:
Antioxidants, Vol 12, Iss 6, p 1243 (2023)
A new type of fibrous mat based on a cellulose derivative—cellulose acetate (CA) or CA and water-soluble polymers (polyvinylpyrrolidone, PVP or poly(vinyl alcohol), PVA)—loaded with the model drug 5-nitro-8-hydroxyquinoline (5N) was fabricated vi
Externí odkaz:
https://doaj.org/article/14ca7438010f42bba3a6783a4ae6d6da
Autor:
Nikoleta Stoyanova, Mariya Spasova, Nevena Manolova, Iliya Rashkov, Sabina Taneva, Svetlana Momchilova, Ani Georgieva
Publikováno v:
Membranes, Vol 13, Iss 3, p 298 (2023)
Electrospinning was used to create fibrous polylactide (PLA) materials loaded with Portulaca oleracea (P. oleracea) plant extract obtained by supercritical carbon dioxide. Morphological, physico-chemical, mechanical, and biological characteristics of
Externí odkaz:
https://doaj.org/article/a741d2310d03421c9ceb145b11bb29cb
Autor:
Nikoleta Stoyanova, Mariya Spasova, Nevena Manolova, Iliya Rashkov, Mariana Kamenova-Nacheva, Plamena Staleva, Maya Tavlinova-Kirilova
Publikováno v:
Polymers, Vol 15, Iss 5, p 1070 (2023)
In the present study, the plant extract Melissa officinalis (M. officinalis) was successfully loaded in polymer fibrous materials on the basis of a biodegradable polyester–poly(L-lactide) (PLA) and biocompatible polyether–polyethylene glycol (PEG
Externí odkaz:
https://doaj.org/article/cd7e7c75bb35439e839eb065314516f2
Autor:
Nikoleta Stoyanova, Mariya Spasova, Nevena Manolova, Iliya Rashkov, Ani Georgieva, Reneta Toshkova
Publikováno v:
Polymers, Vol 14, Iss 24, p 5380 (2022)
Innovative fibrous materials from cellulose derivative, cellulose acetate (CA) and water-soluble polyether, polyethylene glycol (PEG) loaded with natural biologically active compounds (BAC), quercetin (QUE) and rutin (RUT), have been successfully fab
Externí odkaz:
https://doaj.org/article/242bf8d18d274430848500281e8f41e3
Autor:
Milena Ignatova, Ina Anastasova, Nevena Manolova, Iliya Rashkov, Nadya Markova, Rositsa Kukeva, Radostina Stoyanova, Ani Georgieva, Reneta Toshkova
Publikováno v:
Polymers, Vol 14, Iss 22, p 5002 (2022)
The Schiff base derivative (Ch-8Q) of chitosan (Ch) and 8-hydroxyquinoline-2-carboxaldehyde (8QCHO) was prepared and fibrous mats were obtained by the electrospinning of Ch-8Q/polylactide (PLA) blend solutions in trifluoroacetic acid (TFA). Complexes
Externí odkaz:
https://doaj.org/article/54c32deabe644a7a992c3122d74d5e3f
Autor:
Selin Kyuchyuk, Dilyana Paneva, Nevena Manolova, Iliya Rashkov, Daniela Karashanova, Nadya Markova
Publikováno v:
Polymers, Vol 14, Iss 22, p 5036 (2022)
The conventional approach for preparation of core-sheath fibers is coaxial electrospinning. Single-spinneret electrospinning of emulsions is a much less common method to obtain core-sheath fibers. Core-sheath structure may be generated by electrospin
Externí odkaz:
https://doaj.org/article/cf4253dd5ad8445c9290cb6325282457