Search Results - "Nikolova R."

Antibacterial activities of medicinal plants used for the treatment of diarrhoea in Limpopo Province, South Africa by Mathabe, M.C., Nikolova, R.V., Lall, N., Nyazema, N.Z.

“…The ethnobotanical survey conducted in this study showed that 21 plant species belonging to 14 families are used in traditional medical practice in Limpopo…”
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Significance of the Dominant Psychological and Physiological Aspects of the Occupational Stress Models by Simeonova S., Nikolova R.

“…The importance of the dominant psychological and physiological aspects of occupational stress models is a significant topic for researchers working in the…”
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Li4GeO4-Li2CaGeО4 phase equilibria and Li2+xCa1-xGeO4 solid solutions by Nikolov, V., Nikolova, R., Petrova, N., Tzvetkov, P., Koseva, I.

“…Detailed studies of the Li4GeО4-Li2CaGeО4 system by solid-phase syntheses of various compositions from pure Li4GeО4 to pure Li2CaGeО4 in the temperature range…”
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Use of intravenous tigecycline in patients with severe Clostridium difficile infection: a retrospective observational cohort study by Gergely Szabo, B., Kadar, B., Szidonia Lenart, K., Dezsenyi, B., Kunovszki, P., Fried, K., Kamotsay, K., Nikolova, R., Prinz, G.

“…There are only a limited number of antimicrobials for treating severe Clostridium difficile infection (sCDI). Tigecycline shows significant in vitro effect…”
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OXIDATIVE STRESS IN RAM SEMEN AND ANTIOXIDANT TREATMENT by Repkina-Nikolova, R.

“…The oxidative stress constitutes accumulation of free radicals (FR) in the mammalian cells and tissue. Elevated accumulation of reactive oxygen species (subset…”
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Reactivity and stability of vacuum residual oils in their thermal conversion by Stratiev, D., Shishkova, I., Dinkov, R., Nikolova, R., Mitkova, M., Stanulov, K., Sharpe, R., Russell, C.A., Obryvalina, A., Telyashev, R.

“…•Colloidal stability is the dominant factor that affects residue thermal reactivity.•Asphaltene solubility linearly decreases with thermal conversion…”
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Expansion of Psychosocial Distress in Nurses Working in Hemodialysis During Exposure to COVID-19 Pandemic in Bulgaria by Madjarov N., Nikolova R., Kundurzhiev T., Hristova L., Lyubomirova K., Tonev I.

“…A new type of virus, SARS-CoV-2, has spread globally throughout the world. The COVID-19 epidemic rapidly spread worldwide. The health care system, society and…”
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Screening of Pathophysiological Mechanisms and Psychological and Occupational Factors, Determining Risk of Cardiovascular Diseases in High-Risk Professions by Nikolova R., Danev S., Kundurjiev T., Madjarov N.

“…Cardiovascular diseases (CVD) are among the most significant and common chronic non-communicable diseases in Bulgaria. Screening, identification and…”
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Ultrafast hydrogen bond dynamics and partial electron transfer after photoexcitation of diethyl ester of 7-(diethylamino)-coumarin-3-phosphonic acid and its benzoxaphosphorin analog by Wagner, M S, Ilieva, E D, Petkov, P St, Nikolova, R D, Kienberger, R, Iglev, H

“…The solvation dynamics after optical excitation of two phosphono-substituted coumarin derivatives dissolved in various solutions are studied by fluorescence…”
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Alteration of quality and stability of organic matter in grassland soils of Southern Brazil highlands after ceasing biannual burning by Knicker, H., Nikolova, R., Dick, D.P., Dalmolin, R.S.D.

“…The impact of ceasing biannual burning on the composition and the amount of soil organic matter (SOM) in grassland soils from Southern Brazil was studied by…”
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Invasive fungal disease in allogeneic hematopoietic stem cell transplant recipients: an autopsy-driven survey by Sinkó, J., Csomor, J., Nikolova, R., Lueff, S., Kriván, G., Reményi, P., Bátai, Á., Masszi, T.

“…: Invasive mycoses are pre‐eminent causes of morbidity and mortality in the allogeneic stem cell transplant setting. In spite of novel diagnostic modalities,…”
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Controlled shift in the tautomeric equilibrium of 4-((phenylimino)methyl)naphthalen-1-ol by Deneva, V., Manolova, Y., Lubenov, L., Kuteva, V., Kamounah, F.S., Nikolova, R., Shivachev, B., Antonov, L.

“…► 4-((Phenylimino)methyl)-2-(piperidin-1-ylmethyl)naphthalen-1-ol was studied. ► The controlled shift of the tautomeric equilibrium through structural…”
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Anthracene-Derived Bis-Aminophosphonates: Crystal Structure, In Vitro Antitumor Activity, and Genotoxicity In Vivo by Kraicheva, I., Vodenicharova, E., Shivachev, B., Nikolova, R., Kril, A., Topashka-Ancheva, M., Iliev, I., Georgieva, A., Gerasimova, Ts, Tosheva, T., Tashev, E., Tsacheva, I., Troev, K.

“…The X-ray crystal structures of the anthracene-derived bis-aminophosphonates 4.4′-bis[N-methyl(diethoxyphosphonyl)-1-(9-anthryl)]diaminodiphenylmethane (1) and…”
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Students' Gender and Ability Levels Impact on the Acquisition of Two French Verb Tenses by Nikolova, Ofélia R.

“…The usage of passé composé and imparfait is one of the most challenging topics in French grammar for anglophone learners. Based on the aspect hypothesis…”
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1,10-Phenanthrolinium hydrogensquarate monohydrate—A non-centrosymmetric structure from two non-chiral agents by Kolev, Ts, Koleva, B.B., Nikolova, R., Seidel, R.W., Mayer-Figge, H., Spiteller, M., Sheldrick, W.S.

“…The novel hydrogensquarate salt of 1,10-phenanthroline has been synthesized, isolated and structurally elucidated by single crystal X-ray diffraction…”
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In vitro induction of tetraploids in Colophospermum mopane by colchicine by Rubuluza, T., Nikolova, R.V., Smith, M.T., Hannweg, K.

“…Colophospermum mopane is an ecologically and economically important tree in subtropical southern Africa with ethnobotanical and medicinal uses. The effect of…”
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Growth and characterization of La2CoMnO6 crystals doped with Pb by Milenov, T.I., Rafailov, P.M., Abrashev, M.V., Nikolova, R.P., Nakatsuka, A., Avdeev, G.V., Veleva, M.N., Dobreva, S., Yankova, L., Gospodinov, M.M.

“…Crystals of La2CoMnO6 doped with Pb were grown by the high temperature solution growth method. Several crystals were examined by scanning electron microscopy…”
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Hydrogensquarates of 3-nicotinoyl and 3-isonicotinoyl coumarin—Crystal structures and spectroscopic elucidation by Koleva, B.B., Nikolova, R., Kolev, T., Mayer-Figge, H., Spiteller, M., Sheldrick, W.S.

“…Two novel hydrogensquarates of 3-nicotinoyl (1) and 3-isonicotinoyl (2) coumarin have been synthesized and their structures and properties elucidated…”
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Spectroscopic Elucidation of the Coordination Ability of 2-Oxo-2H-Chromene-3-Phosphonic Acid with Pt(II) by Nikolova, R., Zarewa, S., Koleva, B.

“…The coordination ability of 2-oxo-2H-chromene-3-phosphonic acid with Pt(II) both in solution and in solid state is elucidated by means of conventional and…”
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Novel organic material with potential NLO application - electronic and spectroscopic properties by Koleva B.B., Kolev T., Nikolova R., Zagraniarsky Y., Spiteller M.

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