Scientific paper by BSU researches published by Molecules authoritative journal

20/02/2023

A scientific paper entitled «Electron Paramagnetic Resonance studies of ırradiated grape snails (Helix pomatia) and investigation of biophysical parameters» by Head of the Department of Biophysics and Biochemistry of Baku State University (BSU), Professor Rovshan Khalilov and Associate Professor of this Department Aygun Nasibova was published Molecules scientific journal (IF: 4.927).

A study of grape snails (Helix pomatia) using the electron paramagnetic resonance (EPR) spectroscopy method, where shells were exposed to ionizing gamma radiation, indicated that the effect of radiation up to certain doses results in the emergence of magnetic properties in the organism. The identification of the EPR spectra of the body and shell parts of the control and irradiated grape snails separately showed that more iron oxide magnetic nanoparticles are generated in the body part of the grape snail compared to the shells. A linear increase in free radical signals (g = 2.0023) in the body and shell parts of grape snails, and a non-monotonic change in the broad EPR signal (g = 2.32) characterizing iron oxide magnetic nanoparticles was determined depending on the dose of ionizing gamma radiation. Additionally, the obtained results showed that grape snails can be used as bioindicators for examining the ecological state of the environment. At the same time, the radionuclide composition of the body and shell parts of the grape snails and their specific activities were determined by CANBERRA gamma spectroscopy. The FTIR spectra of mucin, a liquid secreted by snails, were recorded.

Read more:

https://www.mdpi.com/1420-3049/28/4/1872

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