New oxidovanadium (IV) coordination complex containing 2-methylnitrilotriacetate ligands induces cell cycle arrest and autophagy in human pancreatic ductal …
S Kowalski, D Wyrzykowski, S Hac… - International journal of …, 2019 - mdpi.com
International journal of molecular sciences, 2019•mdpi.com
Pancreatic cancer is characterized by one of the lowest five-year survival rates. In search for
new treatments, some studies explored several metal complexes as potential anticancer
drugs. Therefore, we investigated three newly synthesized oxidovanadium (IV) complexes
with 2-methylnitrilotriacetate (bcma3−), N-(2-carbamoylethyl) iminodiacetate (ceida3−) and
N-(phosphonomethyl)-iminodiacetate (pmida4−) ligands as potential anticancer compounds
using pancreatic cancer cell lines. We measured: Cytotoxicity using 3-(4, 5-dimethylthiazol-2 …
new treatments, some studies explored several metal complexes as potential anticancer
drugs. Therefore, we investigated three newly synthesized oxidovanadium (IV) complexes
with 2-methylnitrilotriacetate (bcma3−), N-(2-carbamoylethyl) iminodiacetate (ceida3−) and
N-(phosphonomethyl)-iminodiacetate (pmida4−) ligands as potential anticancer compounds
using pancreatic cancer cell lines. We measured: Cytotoxicity using 3-(4, 5-dimethylthiazol-2 …
Pancreatic cancer is characterized by one of the lowest five-year survival rates. In search for new treatments, some studies explored several metal complexes as potential anticancer drugs. Therefore, we investigated three newly synthesized oxidovanadium(IV) complexes with 2-methylnitrilotriacetate (bcma3−), N-(2-carbamoylethyl)iminodiacetate (ceida3−) and N-(phosphonomethyl)-iminodiacetate (pmida4−) ligands as potential anticancer compounds using pancreatic cancer cell lines. We measured: Cytotoxicity using 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT), neutral red (NR) and lactate dehydrogenase (LDH) assay; antiproliferative activity by bromodeoxyuridine BrdU assay; reactive oxygen species (ROS) generation and cell cycle analysis by flow cytometry; protein level by Western blot and cellular morphology by confocal laser scanning microscopy. The results showed that these oxidovanadium(IV) complexes were cytotoxic on pancreatic cancer cells (PANC-1 and MIA PaCa2), but not on non-tumor human immortalized pancreas duct epithelial cells (hTERT-HPNE) over the concentration range of 10–25 μM, following 48 h incubation. Furthermore, molecular mechanisms of cytotoxicity of [4-NH2-2-Me(Q)H][VO(bcma)(H2O)]2H2O (T1) were dependent on antiproliterative activity, increased ROS generation, cell cycle arrest in G2/M phase with simultaneous triggering of the p53/p21 pathway, binucleation, and induction of autophagy. Our study indicates that oxidovanadium(IV) coordination complexes containing 2-methylnitrilotriacetate ligand are good candidates for preclinical development of novel anticancer drugs targeting pancreatic cancer.
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