Enhancing the photocytotoxic potential of curcumin on terpyridyl lanthanide(<scp>iii</scp>) complex formation
作者:Akhtar Hussain、Kumar Somyajit、Bhabatosh Banik、Samya Banerjee、Ganesh Nagaraju、Akhil R. Chakravarty
DOI:10.1039/c2dt32042h
日期:——
Lanthanide(III) complexes [Ln(R-tpy)(cur)(NO3)2] (Ln = La(III) in 1, 2; Gd(III) in 5, 6) and [Ln(R-tpy)(scur)(NO3)2] (Ln = La(III) in 3, 4; Gd(III) in 7, 8), where R-tpy is 4′-phenyl-2,2′:6′,2′′-terpyridine (ph-tpy in 1, 3, 5, 7), 4′-(1-pyrenyl)-2,2′:6′,2′′-terpyridine (py-tpy in 2, 4, 6, 8), Hcur is curcumin (in 1, 2, 5, 6) and Hscur is diglucosylcurcumin (in 3, 4, 7, 8), were prepared and their DNA
镧系元素(III)配合物[LN(R-TPY)(CUR)(NO 3)2 ](Ln为La(上III)在1,2 ;
钆(III)的5,6)和[LN(R-TPY) (SCUR)(NO 3)2 ](Ln为La(上III)在3,4 ;
钆(III)在7,8),其中R-TPY是4'-苯基-2,2':6',2 '' -三联
吡啶(PH-TPY在1,3,5,7),4' - (1-
芘基)-2,2':6',2'' -三联
吡啶(PY-TPY在2,4,6,8),HCUR是
姜黄素(在1,2,5,6)和Hscur是diglucosylcurcumin(在3,4,7,8),制备和它们的DNA光切割活性和photocytotoxicity研究。配合物[La(ph-tpy)(cur)(NO 3)2 ](1)和[Gd(ph-tpy)(cur)(NO 3)2 ](5)的结构特点。当在420 nm激发时,
DMF水溶液中的络合物显示出430