Bulgarian Chemical Communications, Volume 52, Special Issue-D, 2020
 
Contents:
   
  Preface    
  A. Oxidative Stress and Human Health    
1

Investigation of the plasmatic nitric oxide levels in women with preterm birth and women with symptoms of threatened preterm labor
Original Research Article
Pages 7– 12
I. M. Koleva , Y. D. Karamalakova , G. D. Nikolova , M. A. Angelova , V. G. Gadjeva
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2

Effects of pioglitazone on the hippocampal oxidative status of rats with prenatal valproic acid-induced autistic-like symptoms
Original Research Article
Pages 13 – 17
M. G. Varadinova , J. D. Stefanova , N. G. Hristova-Avakumova , V. A. Hadjimitova , P. P. Markova , R. A. Girchev
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3

Urinary total antioxidant capacity after unilateral nephrectomy in spontaneously hypertensive rats
Original Research Article
Pages 18 – 22
P. P. Markova, N. G. Hristova-Avakumova , V. A. Hadjimitova , R. A. Girchev
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  B. Natural Bio-antioxidants    
4

Influence of enzymatic and ultrasonic extraction on phenolics content and antioxidant activity of Hibiscus Sabdariffa L. flowers
Original Research Article
Pages 25 – 29
S. Oancea, M. Perju
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5

Quantitative determination of ascorbic acid in Callisia fragrans under open-air hydroponic conditions
Original Research Article
Pages 30 – 32
A. S. Karapetyan, S. Kh. Mairapetyan
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6

IIn vitro Ultraviolet-B radiation mediated antioxidant response of Bulgarian Goldenrod (Solidago virgaurea L.) extract
Original Research Article
Pages 33 – 40
Z. L. Yaneva, E. B. Simeonov , D. G. Ivanova
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7

Quantification of catechin in Acacia catechu extract by non-derivative, first derivative UV/Vis spectrophotometry and FT-IR spectroscopy
Original Research Article
Pages 41 – 47
Z. Yaneva , D. Ivanova , G. Beev3 , K. Besheva
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8

Antioxidants in coffee: a DFT mechanistic study of the free radical scavenging activity
Original Research Article
Pages 48 – 53
S. М. Dobrev , S. E. Angelova
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9

Chemical composition, antioxidant and antimicrobial activity of essential oils from leaves and flowers of Rosmarinus officinalis L.
Original Research Article
Pages 54 – 59
D. G. Teneva , B. G. Goranov , R. S. Denkova-Kostova , Y. M. Hristova-Ivanova , D. I. Klisurova , A. K. Slavchev , Z. R. Denkova , G. A. Kostov
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10

Antiobesity, antioxidant and hepatoprotective properties of aqueous infusion of Kochia scoparia seeds in rats with diet-induced metabolic syndrome
Original Research Article
Pages 60 – 67
S. Gancheva , M. Tzaneva , S. V. Valcheva-Kuzmanova*, M. D. Zhelyazkova-Savova
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11

Effects of dwarf elder fruit infusion on nuclear factor kappa B and glutathione metabolism-related genes transcription in a model of lipopolysaccharides challenged macrophages
Original Research Article
Pages 68 – 74
O. B. Tasinov, Y. D. Kiselova-Kaneva, D. G. Ivanova
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12

Effect of Kochia scoparia on carrageenan-induced paw edema in an experimental model of metabolic syndrome
Original Research Article
Pages 75 – 77
M. R. Abtulov , M. D. Zhelyazkova-Savova , S. M. Gancheva , K. А. Kuzmanov , D. V. Pavlov , V. K. Kuzmanova , A. K. Kuzmanov , M. Т. Salbashian , M. T. Eftimov1 , S. V. ValchevaKuzmanova
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13

Polyphenol-rich extracts from essential oil industry wastes
Original Research Article
Pages 78 – 83
A. Slavov , I. Vasileva , P. Denev , R. Dinkova , D. Teneva , M. Ognyanov , Y. Georgiev
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14

Protective effect of gamma-irradiated extract of Aronia Melanocarpa L. in the gastrointestinal tract of healthy mice models
Original Research Article
Pages 84– 88
G. D. Nikolova, Y. D. Karamalakova , S. Momchilova , V. Kancheva , P. Denev , A. Tolekova , V. G. Gadjeva
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15

Amelioration of bleomycin-induced pulmonary toxicity in murine models by a semiquinone glucoside derivative isolated from Bacillus sp. INM-1
Original Research Article
Pages 89 – 94
Y. D. Karamalakova , G. D. Nikolova , Raj Kumar , A. Tolekova , V. G. Gadjeva
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16

Antioxidant effects and oxidative stress-modulatory activity of Glycyrrhiza glabra L. root extract against acute toxicity
Original Research Article
Pages 95 – 99
Y. D. Karamalakova, G. D. Nikolova , P. Agarwal , V. G. Gadjeva
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17

Chemical composition and cytoprotective and anti-inflammatory potential of Sambucus ebulus fruit ethyl acetate fraction
Original Research Article
Pages 100 – 106
O. B. Tasinov, Y. D. Kiselova-Kaneva , N. F. Nazifova-Tasinova , M. N. Todorova , A. B. Trendafilova , D. G. Ivanova
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18

Effect of mucus extract of Helix aspersa on scopolamine-induced cognitive impairment and oxidative stress in rat’s brain
Original Research Article
Pages 107 – 111
E. Tsvetanova, A. Alexandrova, A. Georgieva , L. Tancheva , M. Lazarova , P. Dolashka , L. Velkova , A. Dolashki , V. Atanasov , R. Kalfin
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19

Comparative characteristics of polyphenols in extracts of wild and cultivated Bulgarian white oregano
Original Research Article
Pages 112 – 117
S. Baycheva, K. Dobreva
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20

An ethanol extract ability of cultivated white oregano (Origanum heracleoticum L.) of Bulgarian flora to attenuate oxidative stress effects formed under short-term UV-B radiation
Original Research Article
Pages 118 – 124
S. K. Baycheva , Y. D. Karamalakova, G. D. Nikolova , K. Z. Dobreva , V. G. Gadjeva
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21

Chlorogenic acid, gallic acid and ferulic acid prevent the development of hyperactivity and anxiety in olfactory bulbectomized rats
Original Research Article
Pages 125 – 130
M. Todorova , R. E. Tashev , S. V. Valcheva-Kuzmanova
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22

Hepatoprotective effects of Tinospora cordifolia extract against bleomycin-induced toxicity in mice
Original Research Article
Pages 131 – 135
A. N. Tolekova , Y. D. Karamalakova, G. D. Nikolova , Tz. K. Georgiev , V. G. Gadjeva
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23

Use of silymarin for reducing nephrotoxicity caused by medicaments
Original Research Article
Pages 136 – 141
V. A. Ivanov, V. B. Slavova , D. P. Georgieva , V. H. Petrova-Tacheva , A. N. Tolekova
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24

Sambucus ebulus extracts exhibit modulatory activity on inflammation and phagocytosis as revealed by changed gene expression in a model of LPS-treated J774A.1 macrophages
Original Research Article
Pages 142 – 148
M. N. Todorova, O. B. Tasinov, M. G. Pasheva, B. K. Galunska, Y. D. Kiselova-Kaneva
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25

Antioxidant activity and chemical composition of crude extracts from different tobaccos and tobacco blends
Original Research Article
Pages 149 – 154
M. H. Docheva, Y. G. Kochev, D. M. Kirkova, A. B. Stoilova
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26

Determination of total phenol content and antioxidant activity of five medicinal plants growing in Bulgaria
Original Research Article
Pages 155 – 160
M. A. Gerdzhikova , N. H. Grozeva, M. T. Tzanova, S. R. Terzieva
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27

Chemical composition, antioxidant activity and total phenol content of six vascular medicinal plants
Original Research Article
Pages 161 – 167
N. H. Grozeva, M. A. Gerdzhikova, M. T. Tzanova
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28

Phenolic content and antioxidant capacity of Inula britannica from different habitats in Bulgaria
Original Research Article
Pages 168 – 173
V. Ivanova , M. Todorova , M. Rangelov , I. Aneva , A. Trendafilova
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29

Agrimonia eupatoria tea intake has the potential to change oxidative and inflammatory response of human pbmc to ex vivo lps stimulation – an example of phenotypic flexibility modulation
Original Research Article
Pages 174 – 181
N. F. Nazifova-Tasinova, O. B. Tasinov, D. G. Ivanova, Y. D. Kiselova-Kaneva
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30

Chemical composition and antioxidant activity of partially defatted milk thistle (Silybum marianum L.) seeds
Original Research Article
Pages 182 – 187
P. N. Denev , M. H. Ognyanov, Y. N. Georgiev, D. G. Teneva, D. I. Klisurova, I. Zh. Yanakieva
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  C. Synthetic Analogues of Natural Bio-antioxidants    
31

Antioxidant activity evaluation of new compounds - hydrazones of bexarotene
Original Research Article
Pages 191 – 195
N. Agova , S. Georgieva , M. Todorova , Y. Kiselova S. Dimitrova , M. Kacarova
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32

Structure-activity relationship of in vitro radical-scavenging activity of 2- (hydroxyphenyl) benzothiazole derivatives
Original Research Article
Pages 196 – 200
D. Kirkova, S. Statkova-Abeghe , M. Docheva , Y. Stremski , S. Minkova
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  D. Homogeneous and Heterogeneous Lipid Oxidation    
33

Interfacial concentrations of catechin in corn oil-in-water emulsions: effects of surfactant concentration, oil-to-water ratio and temperature
Original Research Article
Pages 203 – 211
N. Martínez-Aranda , S. Losada-Barreiro, C. Bravo-Díaz
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  E. Food Analysis, Food Additives and Food Supplements    
34

In vitro antioxidant activity of Physalis peruviana L. fruits
Original Research Article
Pages 215 – 221
N. T. Petkova , V. T. Popova , T. A. Ivanova , A. S. Stoyanova , N. N. Mazova , N. D. Panayotov
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35

Impact of the duration of ultrasound-assisted extraction on total phenolics content and antioxidant activity of lupin seeds
Original Research Article
Pages 222 – 226
D. Bojilov , Zh. Petkova, St. Manolov , G. Antova , M. Angelova-Romova
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36

Antioxidant effect of an aqueous extract of alga Cystoseira stricta during the frozen storage of Atlantic Chub mackerel (Scomber colias)
Original Research Article
Pages 227 – 233
H. Oucif, S. Ali Mehidi , S. P. Aubourg , S.-M. El-Amine Abi-Ayad
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37

Quality increase of refrigerated fish by employment of a gelatine biofilm including a protein hydrolysate obtained from alga Fucus spiralis
Original Research Article
Pages 234 – 239
D. D. Castro-Enríquez , J. M. Miranda , J. Barros-Velázquez , S. P. Aubourg
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38

Gamma radiation effects on antioxidant activity of black chokeberry fruits (Aronia Melanocarpa L.) in mice models
Original Research Article
Pages 240 – 247
G. Nikolova, Y. Karamalakova , P. Denev , S. Momchilova , V. Kancheva , A. Zheleva , A. Tolekova , V. Gadjeva
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39

Flavonoids content in fresh and processed vegetable foods
Original Research Article
Pages 248 – 252
S. P. Tsanova-Savova , Z. A. Savova, F. T. Ribarova
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40

Preliminary study of phenolic content in farmed Mytilus galloprovincialis from the Black Sea coast
Original Research Article
Pages 253 – 256
D. A. Dobreva, V. Z. Panayotova, A. V. Merdzhanova, R. S. Stancheva, K. Peycheva
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41

Cytotoxicity of water from five Bulgarian wetlands contaminated by toxigenic cyanobacteria and cyanotoxins
Original Research Article
Pages 257 – 262
O. B. Tasinov , D. G. Vankova, N. F. Nazifova-Tasinova , M. G. Pasheva , Y. D. Kiselova , T. D. Sokrateva , D. L. Ivanov ,B. А. Uzunov , M. P. Stoyneva-Gärtner , D. G. Ivanova
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42

Instructions to the authors
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43

CONTENTS
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