Drug Delivery with a Calixpyrrole-trans-Pt(II) Complex

被引:68
作者
Cafeo, Grazia [1 ]
Carbotti, Grazia [2 ]
Cuzzola, Angela [3 ]
Fabbi, Marina [2 ]
Ferrini, Silvano [2 ]
Kohnke, Franz H. [1 ]
Papanikolaou, Georgia [1 ]
Plutino, Maria Rosaria [4 ]
Rosano, Camillo [2 ]
White, Andrew J. P. [5 ]
机构
[1] Univ Messina, Dipartimento Sci Chim, I-98166 Messina, Italy
[2] Ist Nazl Ric Canc, IRCCS AOU San Martino IST, I-16132 Genoa, Italy
[3] Univ Pisa, Dipartimento Chim & Chim Ind, I-56126 Pisa, Italy
[4] Univ Messina, Ist Studio Mat Nanostrutturati, ISMN CNR, OU Palermo,Dipartimento Sci Chim, I-98166 Messina, Italy
[5] Univ London Imperial Coll Sci Technol & Med, Chem Crystallog Lab, Dept Chem, London SW7 2AZ, England
关键词
TRANS-PLATINUM COMPLEXES; ANION-BINDING PROPERTIES; ANTICANCER DRUGS; CANCER-CHEMOTHERAPY; THERAPY; CALIXPYRROLES; CISPLATIN; CYTOTOXICITY; DENDRIMERS; RECEPTORS;
D O I
10.1021/ja307791j
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A meso-p-nitroaniline-calix[4]pyrrole derivative trans-coordinated to a Pt(II) center was synthesized and its structure solved by X-ray analysis. Adenosine monophosphate (AMP) was used as a model compound to evaluate the potential for the assisted delivery of the metal to the DNA nucleobases via the phosphate anion-binding properties of the calix[4]pyrrole unit. An NMR investigation of the kinetics of AMP complexation in the absence of an H-bonding competing solvent (dry CD3CN) was consistent with this hypothesis, but we could not detect the interaction of the calix[4]pyrrole with phosphate in the presence of water. However, in vitro tests of the new trans-calixpyrrole- Pt(II) complex on different cancer cell lines indicate a cytotoxic activity that is unquestionably derived from the coexistence of both the trans-Pt(II) fragment and the calix[4]pyrrole unit.
引用
收藏
页码:2544 / 2551
页数:8
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