Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Denica Blazheva"'
Publikováno v:
Molbank, Vol 2024, Iss 2, p M1827 (2024)
This article describes the synthesis of a new metal complex using 6-methyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one. The compound was analyzed using several methods, including determining its melting point and employing UV-Vis, IR, ATR, 1H NMR, HSQC,
Externí odkaz:
https://doaj.org/article/9a55b30f4d694ce1b2caab75a8d6c15c
Autor:
Petya Marinova, Dimitar Stoitsov, Nikola Burdzhiev, Slava Tsoneva, Denica Blazheva, Aleksandar Slavchev, Evelina Varbanova, Plamen Penchev
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6601 (2024)
The goal of this study is to synthesize, determine the structure, and examine the antimicrobial properties of novel Cu(II) and Au(III) complexes of 2,4-dithiouracil and its derivatives. These complexes were obtained by mixing aqueous solutions of the
Externí odkaz:
https://doaj.org/article/054a3ed8c82648e69e4835be5f7870c6
Autor:
Veselin Vladev, Mariya Brazkova, Stefan Bozhkov, Galena Angelova, Denica Blazheva, Stefka Minkova, Krastena Nikolova, Tinko Eftimov
Publikováno v:
Foods, Vol 13, Iss 9, p 1329 (2024)
An experimental study is presented on the possibility of using the fluorescence from organic dyes as a broadband light source together with a monochromator for applications in excitation–emission matrix (EEM) fluorescence spectroscopy. A high-power
Externí odkaz:
https://doaj.org/article/3be8d61ab5ca4706aa81131598142c0d
Autor:
Petya Marinova, Mariyan Hristov, Slava Tsoneva, Nikola Burdzhiev, Denica Blazheva, Aleksandar Slavchev, Evelina Varbanova, Plamen Penchev
Publikováno v:
Applied Sciences, Vol 13, Iss 24, p 13150 (2023)
The aim of the present study is to synthesize new metal complexes of 6-methyl-2-thiouracil and 6-propyl-2-thiouracil, elucidate their structures, and investigate their biological properties. All metal complexes were obtained after mixing water soluti
Externí odkaz:
https://doaj.org/article/668f05137be94114aa9eba1699595a3b
Autor:
Zapryana Denkova, Bogdan Goranov, Denica Blazheva, Teodora Tomova, Desislava Teneva, Rositsa Denkova-Kostova, Aleksandar Slavchev, Rafael Pagán, Pascal Degraeve, Georgi Kostov
Publikováno v:
Applied Sciences, Vol 13, Iss 20, p 11281 (2023)
The growing consumer demand for the development of functional foods with a number of benefits for the consumer has led to a considerable increase in the studies focused on examining different natural agents to be included in the composition of newly
Externí odkaz:
https://doaj.org/article/b3f5b033f1634d69bd23c00aecbfd972
Autor:
Olga V. Averina, Aleksey S. Kovtun, Dilara A. Mavletova, Rustam H. Ziganshin, Valery N. Danilenko, Dasha Mihaylova, Denica Blazheva, Aleksandar Slavchev, Mariya Brazkova, Salam A. Ibrahim, Albert Krastanov
Publikováno v:
Foods, Vol 12, Iss 18, p 3356 (2023)
Bifidobacterium is a predominant and important genus in the bacterial population of the human gut microbiota. Despite the increasing number of studies on the beneficial functionality of bifidobacteria for human health, knowledge about their antioxida
Externí odkaz:
https://doaj.org/article/e6426b99d1de4ceababe1fae657fdd37
Autor:
Albert Krastanov, Marin Georgiev, Aleksandar Slavchev, Denica Blazheva, Bogdan Goranov, Salam A. Ibrahim
Publikováno v:
Foods, Vol 12, Iss 2, p 379 (2023)
Stable symbiotic starter cultures were created using selected strains of Lactobacillus delbrueckii subsp. bulgaricus and Streptococcus salivarius subsp. thermophilus with antimicrobial activity against pathogens and necessary antibiotic sensitivity,
Externí odkaz:
https://doaj.org/article/4d516d4daaac4c08a7ee4183e80abe19
Autor:
Galena Angelova, Mariya Brazkova, Dasha Mihaylova, Anton Slavov, Nadejda Petkova, Denica Blazheva, Ivelina Deseva, Irina Gotova, Zhechko Dimitrov, Albert Krastanov
Publikováno v:
Journal of Fungi, Vol 8, Iss 7, p 738 (2022)
The aim of this study is to characterize the bioactivity of mycelial biomass and crude exopolysaccharides (EPS) produced by Trametes versicolor NBIMCC 8939 and to reveal its nutraceutical potential. The EPS (1.58 g/L) were isolated from a culture bro
Externí odkaz:
https://doaj.org/article/aa234770729a43b68437f15341d140c1
Autor:
Galena Angelova, Mariya Brazkova, Petya Stefanova, Denica Blazheva, Veselin Vladev, Nadejda Petkova, Anton Slavov, Petko Denev, Daniela Karashanova, Roumiana Zaharieva, Atanas Enev, Albert Krastanov
Publikováno v:
Journal of Fungi, Vol 7, Iss 10, p 866 (2021)
In this study, for the first time, the potential of rose flowers and lavender straw waste biomass was studied as feeding lignocellulose substrates for the cultivation of newly isolated in Bulgaria Ganoderma resinaceum GA1M with the objective of obtai
Externí odkaz:
https://doaj.org/article/c70548c015c24965bef935d486138277
Autor:
Petja Emilova Marinova, Marin Marinov, Maria Kazakova, Yana Feodorova, Alexander Slavchev, Denica Blazheva, Danail Georgiev, Plamen Penchev, Victoria Sarafian, Neyko Stoyanov
Publikováno v:
Acta Chimica Slovenica, Vol 63, Iss 1, Pp 26-32 (2016)
This work describes a method for synthesis, as well as in vitro antiproliferative and antibacterial investigation of 3-methyl-9′-fluorenespiro-5-hydantoin. The structure of the substituted fluorenylspirohydantoin derivative was verified by UV-Vis,
Externí odkaz:
https://doaj.org/article/3121bc4a68c545b0afd1969d85aa0726