Թունաբանական հետազոտություններ
Naira Ayvazian
Լաբորատորիայի ղեկավարDoctor of Biological Sciences
E-mail: nairaayvazyan@physiol.sci.am
Major patterns of venom biochemical compositional trends are identified for the main clades of venomous snakes, and the identification of novel toxins and interesting structural variants, as well as elucidation of their biological activities and significance, will remain fertile areas of research for many years to come.
Հրապարակումներ
- Kvetkina A, Pislyagin E, Menchinskaya E, Yurchenko E, Kalina R, Kozlovskiy S, Kaluzhskiy L, Menshov A, Kim N, Peigneur S, Tytgat J, Ivanov A, Ayvazyan N, Leychenko E, Aminin D. Kunitz-Type Peptides from Sea Anemones Protect Neuronal Cells against Parkinson’s Disease Inductors via Inhibition of ROS Production and ATP-Induced P2X7 Receptor Activation.// International Journal of Molecular Sciences. 2022; 23(9):5115. https://doi.org/10.3390/ijms23095115
- Modern venomics – Current insights, novel methods and future perspectives in biological and applied animal venom research. //GigaScience, Volume 11, 2022, 1-27, doi.org/10.1093/gigascience/giac048
- Ayvazyan, N.; Ghukasyan, G.; Ghulikyan, L.; Kirakosyan, G.; Sevoyan, G.; Voskanyan, A.; Karabekyan, Z. The Contribution of Phospholipase A2 and Metalloproteinases to the Synergistic Action of Viper Venom on the Bioenergetic Profile of Vero Cells. Toxins 2022, 14(11), 724. https://doi.org/10.3390/toxins14110724
- Shushanik Kazaryan, Lilit Farsiyan, Juleta Tumoyan, Gayane Kirakosyan, Naira Ayvazyan, Hrachik Gasparyan, Sona Buloyan, Lilit Arshakyan, Ara Kirakosyan & Ashkhen Hovhannisyan. Oxidative stress and histopathological changes in several organs of mice injected with biogenic silver nanoparticles, Artificial Cells, Nanomedicine, and Biotechnology, 2022, 50:1, 331-342, https://doi.org/10.1080/21691401.2022.2149931
- Arestakesyan H, LeFevre N, Posnack N, Sarian A, Grigoryan V, Ayvazyan N, Voskanyan A, Sarvazyan N, Karabekian Z. Changes in attachment and metabolic activity of rat neonatal cardiomyocytes and nonmyocytes caused by Macrovipera lebetina obtusa venom. Toxicol In Vitro. 2024, 95:105755. https://doi.org/10.1016/j.tiv.2023.105755
- Avagyan G, Yeranosyan H, Kishmiryan A, Shushanyan R, Melkonian A, Ayvazyan NM. Histopathological changes of mice tissues in course of the envenomation by the Macrovipera lebetina obtusa venom and the neutralizing effect of the ovine-derived experimental antivenom. Toxicon. 2024 v.247: 107821. http://doi:10.1016/j.toxicon.2024.107821
- Ghazaryan, N.; Van Werven, L.; Liepold, T.; Jahn, O.; Pardo, L.A.; Ayvazyan, N. Macrovipera lebetinus obtusa Venom and Its Fractions Affect Human Dermal Microvascular Endothelial and Fibrosarcoma Cells. Int. J. Mol. Sci. 2025, 26, 3601. https://doi.org/10.3390/ijms26083601
- Ghukasyan, G.; Ghazaryan, N.; Torosyan, M.; Movsisyan, N.; Meltonyan, A.; Ayvazyan, N. Surface Acoustic Waves-Based Molecular Recognition of a Collagen Receptor on Human Erythrocytes. Int. J. Mol. Sci. 2025, 26, 11258. https://doi.org/10.3390/ijms262311258
Avagyan, G., Dabaghyan, V., Khachatryan, H., Aslanyan, A., Kishmiryan, A., Karapetyan, A., & Ayvazyan, N. (2025). Hematological and coagulation alterations and splenic response following Macrovipera lebetina obtusa envenomation: Evaluation of ovine-derived experimental antivenom. PLoS neglected tropical diseases, 19(11), e0013724. https://doi.org/10.1371/journal.pntd.0013724
- The development and evaluation of the efficacy of ovine derived experimental antivenom immunoserum against Macrovipera lebetina obtusa (MLO) venom.
- Kishmiryan, A., Ghukasyan G., Ghulikyan L., Darbinyan A., Parseghyan L., Voskanyan A., Ayvazyan N. //J Venom Res, 2021, Vol 11, 7-15 PMID: 33747434; PMCID: PMC7970454
- Macrovipera lebetina obtusa Snake Venom as a Modulator of Antitumor Effect in S-180 Sarcoma Mouse Model. Mol Biol (2021), vol.55(3),
- Ghazaryan, N., Movsisyan, N., Macedo, J.C. et al.
- Comparison of the effects of dendrimer, micelle and silver nanoparticles on phospholipase A2 structure.
- Maria Terehova, Volha Dzmitruk, Viktar Abashkin, Gayane Kirakosyan, Gevorg Ghukasyan, Maria Bryszewska, Elzbieta Pedziwiatr-Werbicka, Maksim Ionov, Rafael Gómezd, F. Javierde la Mata, Serge Mignani, Xiangyang Shi, Jean-Pierre Majoral, Aleksandr Sukhodola, Dzmitry Shcharbin // Journal of Biotechnology, v. 331, 2021, pp 48-52.
- A molecular dynamics study of protein denaturation induced by sulfonate-based surfactants.
- Poghosyan, A.H., Shahinyan, A.A., Kirakosyan, G.R., Ayvazyan N.M., Mamasakhlisov Y. S, Papoian G.A. // J Mol Model (2021), 27: 261.
- Multiple myeloma in Armenia during the period 2006–2018: facts and discussion.
- Ghazaryan, N., Danelyan, S., Bardakhchyan, S. et al. // BMC Cancer 21, 941 (2021)
- The Synergy of Membranotropic Effect of the Two Pla2 Fractions of Macrovipera lebetina obtusa Venom on the Model Membranes.
- Ghazaryan, N.A., Kishmiryan, A. & Ayvazyan, N.M.: J Membrane Biol, 2020, 253, 609-616. (https://doi.org/10.1007/s00232-020-00144-z
- The specificity of Middle East vipers' venom action on the nervous tissue. TOXICON Special Issue.
- Ayvazyan N., Kishmiryan A., Terzyan D., Voskanyan A.: 20th World Congress of the International Society on Toxinology, Buenos-Aires, Argentina, 8-13 Sep, 2020; Volume 177, Supplement 1, p. S11.
- Neurobiology and therapeutic utility of neurotoxins targeting postsynaptic mechanisms of neuromuscular transmission.
- Ayvazyan N O’Leary V Dolly J Ovsepian S. Drug Discovery Today 2019 |
- The antitumor efficacy of monomeric disintegrin obtustatin in S-180 sarcoma mouse model
- Narine Ghazaryan, Naira Movsisyan, Joana Catarina Macedo, Sara Vaz, Naira Ayvazyan, Luis Pardo, Elsa Logarinho. Invest New Drugs (January 2019). https://doi.org/10.1007/s10637-019-00734-2 |
- Neurobiology and therapeutic applications of neurotoxins targeting transmitter release.
- Saak V.Ovsepian, Valerie B.O’Leary, Naira M.Ayvazyan, Ahmed Al-Sabie Vasilis Ntziachristosab, James O.Dolly / Pharmacology & Therapeutics, August 2018 (available online)
- Anti-tumor effect investigation of obtustatin and crude Macrovipera lebetina obtusa venom in S-180 sarcoma bearing mice.
- N. Ghazaryan, L. Ghulikyan, A. Kishmiryan, G. Kirakosyan, O. Nazaryan, T. Ghevondyan, N. Zakaryan, and N. Ayvazyan // European Journal of Pharmacology, 2015, volume 764, pp. 340-345.
- Anti-tumor effect investigation of obtustatin and crude Macrovipera lebetina obtusa venom in S-180 sarcoma bearing mice.
- Ghazaryan N.A., Ghulikyan L.A., Kishmiryan A.V., Kirakosyan G.R., Nazaryan O.H., Ghevondyan T.H., Zakaryan N.A., Ayvazyan N.M. (2015) Eur J Pharmacol. 764: p.340-345.
- Phospholipases A2 from Viperidae snakes: Differences in membranotropic activity between enzymatically active toxin and its inactive isoforms.
- Ghazaryan N.A., Ghulikyan L., Kishmiryan A., Andreeva T.V., Utkin Y.N., Tsetlin V.I., Lomonte B., Ayvazyan N.M. (2015) Biochimica et Biophysica Acta (BBA) - Biomembranes, 1848 (2): p. 463-468.
- Comparative analysis of membranotropic properties of various phospholipases A2 from venom of snakes of the family viperidae.
- Kazaryan N. A., Gulikyan L., Lomonte B., Andreeva T. V., Tsetlin V. I., Utkin U. N., Aivazyan N. M. (2014) // Doklady Biochemistry and Biophysics, Volume 457, Issue 1, p. 125-127.
- Paraspecificity of Vipera a. ammodytes-specific antivenom towards Montivipera raddei and Macrovipera lebetina obtusa venoms.
- Kurtović T, Lang Balija M, Ayvazyan N, Halassy B.Toxicon. 2014 Feb;78:103-12. doi: 10.1016/j.toxicon.2013.12.004. Epub 2013 Dec 27.
- Lipid bilayer condition abnormalities following Macrovipera lebetina obtusa snake envenomation.
- Ayvazyan NM, Ghazaryan NA.Toxicon. 2012 Sep 15;60(4):607-13. doi: 10.1016/j.toxicon.2012.05.016. Epub 2012 May 31.
- Molecular events associated with Macrovipera lebetina obtusa and Montivipera raddei venom intoxication and condition of biomembranes.
- Ayvazyan NM, Zaqaryan NA, Ghazaryan NA.Biochim Biophys Acta. 2012 May;1818(5):1359-64. doi: 10.1016/j.bbamem.2012.02.001. Epub 2012
- Morphological changes of proteolipid giant unilamellar vesicles affected by Macrovipera lebetina obtusa venom visualized with fluorescence microscope.
- Ghazaryan NA, Ghulikyan LA, Ayvazyan NM. J Membr Biol. 2013 Aug;246(8):627-32. doi: 10.1007/s00232-013-9576-1. Epub 2013 Jul 6.
- Snake venomics of the Armenian mountain vipers Macrovipera lebetina obtusa and Vipera raddei.
- Sanz L, Ayvazyan N, Calvete JJ. J Proteomics. 2008 Jul 21;71(2):198-209. doi: 10.1016/j.jprot.2008.05.003. Epub 2008 Jun 3.