Search Results - "Spassov, B"

Multiband optical variability of the blazar S5 0716+714 in outburst state during 2014–2015 by Agarwal, Aditi, Gupta, Alok C., Bachev, R., Strigachev, A., Semkov, E., Wiita, Paul J., Fan, J. H., Pandey, U. S., Boeva, S., Spassov, B.

“…We analysed the multiband optical behaviour of the BL Lacertae object, S5 0716+714, during its outburst state from 2014 November to 2015 March. We took data on…”
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Optical flickering of the recurrent nova RS Ophiuchi: amplitude–flux relation by Zamanov, R., Latev, G., Boeva, S., Sokoloski, J. L., Stoyanov, K., Bachev, R., Spassov, B., Nikolov, G., Golev, V., Ibryamov, S.

“…We report observations of the flickering variability of the symbiotic recurrent nova RS Oph at quiescence in five bands (UBVRI). We find evidence of a…”
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Multiband optical variability of the TeV blazar PG 1553 + 113 in 2019 by Dhiman, Vinit, Gupta, Alok C, Kurtanidze, Sofia O, Eglitis, I, Strigachev, A, Damljanovic, G, Wiita, Paul J, Gu, Minfeng, Gaur, Haritma, Vince, Oliver, Bachev, R, Bisen, D P, Ibryamov, S, Ivanidze, R Z, Jovanovic, Miljana D, Kurtanidze, Omar M, Nikolashvili, M G, Semkov, E, Spassov, B, Stojanovic, M, Villarroel, Beatriz, Xu, Haiguang, Zhang, Zhongli

“…ABSTRACT We report the flux and spectral variability of PG 1553 + 113 on intra-night (IDV) to short-term time-scales using BVRI data collected over 91 nights…”
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Intra-night variability of the blazar CTA 102 during its 2012 and 2016 giant outbursts by Bachev, R., Popov, V., Strigachev, A., Semkov, E., Ibryamov, S., Spassov, B., Latev, G., Muñoz Dimitrova, R. V., Boeva, S.

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Multiband optical variability of the blazar OJ 287 during its outbursts in 2015–2016 by Gupta, Alok C, Agarwal, Aditi, Mishra, Alka, Gaur, H, Wiita, P J, Gu, M F, Kurtanidze, O M, Damljanovic, G, Uemura, M, Semkov, E, Strigachev, A, Bachev, R, Vince, O, Zhang, Z, Villarroel, B, Kushwaha, P, Pandey, A, Abe, T, Chanishvili, R, Chigladze, R A, Fan, J H, Hirochi, J, Itoh, R, Kanda, Y, Kawabata, M, Kimeridze, G N, Kurtanidze, S O, Latev, G, Dimitrova, R V Munoz, Nakaoka, T, Nikolashvili, M G, Shiki, K, Sigua, L A, Spassov, B

“…We present recent optical photometric observations of the blazar OJ 287 taken during 2015 September-2016 May. Our intense observations of the blazar started in…”
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Short-term flux and colour variations in low-energy peaked blazars by Rani, Bindu, Gupta, Alok C., Strigachev, A., Bachev, R., Wiita, Paul J., Semkov, E., Ovcharov, E., Mihov, B., Boeva, S., Peneva, S., Spassov, B., Tsvetkova, S., Stoyanov, K., Valcheva, A.

“…We have measured multiband optical flux and colour variations for a sample of 12 low-energy peaked blazars (LBLs) on short, day-to-month, time-scales. Our…”
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Flickering of the jet‐ejecting symbiotic star MWC 560 by Zamanov, R. K., Boeva, S., Stoyanov, K. A., Latev, G., Spassov, B., Kurtenkov, A., Nikolov, G.

“…We analyzed the optical photometric data of short‐term variability (flickering) of the accreting white dwarf in the jet‐ejecting symbiotic star MWC 560. The…”
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The Bright γ-ray Flare of 3C 279 in 2015 June: AGILE Detection and Multifrequency Follow-up Observations by Pittori, C., Lucarelli, F., Verrecchia, F., Raiteri, C. M., Villata, M., Vittorini, V., Tavani, M., Puccetti, S., Perri, M., Donnarumma, I., Vercellone, S., Acosta-Pulido, J. A., Bachev, R., Benítez, E., Borman, G. A., Carnerero, M. I., Carosati, D., Chen, W. P., Ehgamberdiev, Sh. A., Goded, A., Grishina, T. S., Hiriart, D., Hsiao, H. Y., Jorstad, S. G., Kimeridze, G. N., Kopatskaya, E. N., Kurtanidze, O. M., Kurtanidze, S. O., Larionov, V. M., Larionova, L. V., Marscher, A. P., Mirzaqulov, D. O., Morozova, D. A., Nilsson, K., Samal, M. R., Sigua, L. A., Spassov, B., Strigachev, A., Takalo, L. O., Antonelli, L. A., Bulgarelli, A., Cattaneo, P., Colafrancesco, S., Giommi, P., Longo, F., Morselli, A., Paoletti, F.

“…We report the AGILE detection and the results of the multifrequency follow-up observations of a bright γ-ray flare of the blazar 3C 279 in 2015 June. We use…”
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P1626: MANAGEMENT OF POST‐TRANSFUSION COMPLICATIONS IN PATIENTS WITH HEMATOLOGICAL DISEASES. PREVENTION IS BETTER THAN CURE–DATA FROM A SINGLE INSTITUTION by Lazarova, Y., Balatzenko, G., Aleksov, E., Stoyanova, M., Venkov, K., Milcheva, K., Arnaudov, G., Donchev, M., Ignatova, K., Spassov, B.

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PB1823: SECONDARY ACUTE MYELOID LEUKEMIA AND DE NOVO ACUTE MYELOID LEUKEMIA WITH MYELODYSPLASIA‐RELATED CHANGES DISTINCT LANDSCAPE, OR THE SAME DISEASE? by Jagurinoski, M., Aleksov, E., Stojcov‐Jagurinoska, M., Tonev, I., Vladimirova, R., Davidkova, Y., Balatzenko, G., Spassov, B., Guenova, M.

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Serum Albumin Level at Diagnosis May Provide Additional Prognostic Information in Patients with Myelodysplastic Syndromes by Spassov, B, Jagurinoski, M, Angelova, S, Mihaylov, G, Balatzenko, G, Guenova, M

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IS THE AMPLIFICATION OF c-MYC, MLL AND RUNX1 GENES IN AML AND MDS PATIENTS WITH TRISOMY 8, 11 AND 21 A FACTOR FOR A CLONAL EVOLUTION IN THEIR KARYOTYPE? by Angelova, S, Spassov, B, Nikolova, V, Christov, I, Tzvetkov, N, Simeonova, M

“…The aim of our study was 1) to define if the amplification of c-MYC, MLL and RUNX1 genes is related to the progressive changes of the karyotype in patients…”
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DOES THE PATTERN OF CLONAL EVOLUTION IN THE KARYOTYPE OF PATIENTS WITH ACUTE MYELOID LEUKEMIA AND MYELODYSPLASTIC SYNDROMES DEPEND ON THE TYPE OF THE PRIMARY CHROMOSOMAL ABERRATIONS? by Angelova, S, Spassov, B, Nikolova, V, Christov, I, Tzvetkov, N, Simeonova, M

“…The aim of our study was to define if the type of primary chromosomal aberrations (CA) of the karyotype of patients with Acute myeloid leukemia (AML) and…”
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Simultaneous UBVRI observations of the cataclysmic variable AE Aquarii: Temperatures and masses of fireballs by Zamanov, R.K., Latev, G.Y., Stoyanov, K.A., Boeva, S., Spassov, B., Tsvetkov, S.V.

“…We report simultaneous multicolour observations in 5 bands (UBVRI) of the flickering variability of the cataclysmic variable AE Aqr. Our aim is to estimate the…”
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Wilms' tumor protein and FLT3-internal tandem duplication expression in patients with de novo acute myeloid leukemia by Spassov, B V, Stoimenov, A S, Balatzenko, G N, Genova, M L, Peichev, D B, Konstantinov, S M

“…Bone marrow samples of 30 patients with de novo adult acute myeloid leukemia (AML) were analyzed for Wt1 and FLT3-internal tandem duplication (FLT3-ITD)…”
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Amplification of c-MYC and MLL Genes as a Marker of Clonal Cell Progression in Patients with Myeloid Malignancy and Trisomy of Chromosomes 8 or 11 by Angelova, S, Jordanova, M, Spassov, B, Shivarov, V, Simeonova, M, Christov, I, Angelova, P, Alexandrova, K, Stoimenov, A, Nikolova, V, Dimova, I, Ganeva, P, Tzvetkov, N, Hadjiev, E, Toshkov, S

“…Gene amplification (amp) is one of the basic mechanisms connected with overexpression of oncogenes. The c-MYC (located in 8q24) and MLL (located in 11q23) are…”
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The prognostic impact of serum albumin and absolute neutrophil count in patients with newly diagnosed diffuse large B-cell lymphoma by Spassov, B., Vassileva, D., Arnaudov, G., Nikolov, S., Mihaylov, G., Balatzenko, G., Guenova, M.

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The recurrent nova RS Oph: simultaneous B- and V- band observationsof the flickering variability by Zamanov, R K, Boeva, S, Latev, G Y, Martí, J, Boneva, D, Spassov, B, Nikolov, Y, Bode, M F, Tsvetkova, S V, Stoyanov, K A

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PB2221 OVEREXPRESSION OF PRV1 GENE IN MYELOID NEOLASMS AND ASSOCIATION WITH OTHER MOELCUALR ABNORMALITIES by Stoeva, V., Balatzenko, G., Ivanova, S., Petrov, Y., Spassov, B.

“…Background: The polycythemia rubra vera 1 gene(PRV1) gene encodes a cell surface glycoprotein that plays a role in neutrophil activation and transmigration…”
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PB2332 NK‐CELLS REGENERATION AS A PART OF IMMUNOLOGICAL REGENERATION AFTER AUTOLOGOUS STEM CELLS TRANSPLANTATION by Gartcheva, L., Guenova, M., Ganeva, P., Arnaudov, G., Spassov, B.

“…Background: Natural killer (NK) cells have gained increasing focus in the field of stem cells transplantation, with a number of discoveries that NK cells can…”
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