一系列包括二十个席夫特席夫碱的化合物,这些席夫碱是由4-甲基-3-硫代氨基脲与萘醛/苯甲醛/水杨醛的取代衍生物及其单核Co(II),Ni(II),Cu(II)和Zn( II)合成并表征摩尔比为1∶1的配合物。通过元素分析,光谱技术(IR,UV-Vis,1 H NMR,13,C NMR,ESR和ESI质量),磁矩测量,摩尔电导,热和粉末XRD研究。研究揭示了所有配合物的八面体几何形状,其中配体通过偶氮甲亚胺基团的氮原子和硫酮基团的硫原子与金属中心以中性双齿方式(NS)配位。测试了化合物对四种细菌和两种真菌菌株的体外生物学作用。结果表明,与母体席夫碱相比,金属络合物的杀菌活性显着增强。体外对恶性肿瘤细胞系的抗癌活性;使用MTT分析的人肺泡腺癌上皮细胞系(A549),人乳腺腺癌细胞系(MCF7),人前列腺癌细胞系(DU145)和人正常肺细胞系(MRC-5),将化合物16暴露为主要成分(A549)细胞系的最低IC
Synthesis, spectroscopic characterization, biological screening and
<i>in vitro</i>
cytotoxic studies of 4‐methyl‐3‐thiosemicarbazone derived Schiff bases and their Co (II), Ni (II), Cu (II) and Zn (II) complexes
A series of twenty compounds inclusive of bidentate Schiff bases derived from condensation of 4‐methyl‐3‐thiosemicarbazide with substituted derivatives of napthaldehyde/benzaldehyde/salicylaldehyde and their mononuclear Co (II), Ni (II), Cu (II) and Zn (II) complexes in molar ratio (1:1) were synthesized and characterized. The coordination behavior, modes of bonding and overall geometry of the compounds
一系列包括二十个席夫特席夫碱的化合物,这些席夫碱是由4-甲基-3-硫代氨基脲与萘醛/苯甲醛/水杨醛的取代衍生物及其单核Co(II),Ni(II),Cu(II)和Zn( II)合成并表征摩尔比为1∶1的配合物。通过元素分析,光谱技术(IR,UV-Vis,1 H NMR,13,C NMR,ESR和ESI质量),磁矩测量,摩尔电导,热和粉末XRD研究。研究揭示了所有配合物的八面体几何形状,其中配体通过偶氮甲亚胺基团的氮原子和硫酮基团的硫原子与金属中心以中性双齿方式(NS)配位。测试了化合物对四种细菌和两种真菌菌株的体外生物学作用。结果表明,与母体席夫碱相比,金属络合物的杀菌活性显着增强。体外对恶性肿瘤细胞系的抗癌活性;使用MTT分析的人肺泡腺癌上皮细胞系(A549),人乳腺腺癌细胞系(MCF7),人前列腺癌细胞系(DU145)和人正常肺细胞系(MRC-5),将化合物16暴露为主要成分(A549)细胞系的最低IC
Discovery and optimization of selective inhibitors of protein arginine methyltransferase 5 by docking-based virtual screening
Protein arginine methyltransferase 5 (PRMT5) is a type II PRMT enzyme critical for diverse cellular processes and different types of cancers. Many efforts have been made to discover novel scaffold PRMT5inhibitors. Herein, we report the discovery of DC_P33 as a hit compound of PRMT5inhibitor, identified by molecular docking based virtual screening and 3H-labeled radioactive methylation assays. Structure–activity