Abstract
The present study was designed to unravel the bioevaluation of [99mTc]Tc-GSH in HT 29 colon cancer cell line as well as in experimentally induced colon cancer. The radiochemical yield was observed to be 95.93 ± 1.09%. In silico docking studies revealed that [99mTc]Tc-GSH gets well accommodated in the binding pocket of gamma-glutamyl transpeptidase in comparable orientation with lowest estimated binding energy − 81.90. Toxicity assays i.e. 3-(4,5-dimethylthiazolyl-2)-2,5-diphenyltetrazolium bromide and trypan blue exclusion assay showed that radiocomplex is non-toxic to HT 29 cells. In conclusion, in vitro and in vivo results indicated the [99mTc]Tc-GSH radiocomplex has tumor delineating features and also exhibits selectivity for colon tumor.
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Sidiq, S., Kumar, R.R., Passi, N.D. et al. Evaluation of 99mTc-labeled glutathione as a colon cancer targeting probe. J Radioanal Nucl Chem 327, 673–689 (2021). https://doi.org/10.1007/s10967-020-07563-1
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DOI: https://doi.org/10.1007/s10967-020-07563-1