Evaluation of anticancer activities varying ligand’s substituents in Co(II/III)-picolyl phenolate derivatives: Synthesis, characterization, DFT, DNA cleavage and molecular docking studies

2022 ◽  
Author(s):  
Abhimanyu Jana ◽  
Abhishek Aher ◽  
Paula Brandão ◽  
Pradip Bera ◽  
Saphy Sharda ◽  
...  

The reaction between 2-(pyridine-2-ylmethoxy)-benzaldehyde (L) and various primary amines furnish tridentate (L1 to L3) and tetradentate (L4) chelating ligands. The choice of different primary amines in the condensation reaction incorporates...

RSC Advances ◽  
2015 ◽  
Vol 5 (57) ◽  
pp. 46031-46049 ◽  
Author(s):  
Jebiti Haribabu ◽  
Kumaramangalam Jeyalakshmi ◽  
Yuvaraj Arun ◽  
Nattamai S. P. Bhuvanesh ◽  
Paramasivan Thirumalai Perumal ◽  
...  

Cytotoxic nickel(ii) complexes with an N-substituted isatin thiosemicarbazone were synthesized and their interaction with CT DNA and BSA protein was investigated, which was supported by molecular docking studies.


2019 ◽  
Vol 16 (8) ◽  
pp. 619-626
Author(s):  
Arunkumar Thiriveedhi ◽  
Ratnakaram Venkata Nadh ◽  
Navuluri Srinivasu ◽  
Narayana Murthy Ganta

Nowadays, hybrid drugs have gained a significant role in the treatment of different health problems. Most of the hybrid molecules with different heterocyclic moieties were proved to be potent anti-tumor agents in cancer chemotherapy. Hence, the present study is aimed at the evaluation of in vitro anticancer activity of novel hybrid molecules (pyrazolyl benzoxazole conjugates) and to investigate their anticancer activity by molecular docking studies. Designed, synthesized and characterized the novel pyrazolyl benzoxazole conjugates. Anticancer activity of these compounds was determined by SRB assay. Then molecular docking studies were carried out against proto-oncogene tyrosine-protein kinase (ATP-Src, PDB: 2BDF), a putative target for cancer. All the synthesized compound derivatives were evaluated against MCF-7, KB, Hop62 and A549 cancer cell lines. Compounds 9b and 9c exhibited excellent anticancer activities with GI50 values of <0.1 µM against MCF-7 and A549 cell lines. Compound 9e exhibited good antitumor activity on MCF-7 and A-549 with GI50 values of 0.12 µM and 0.19 µM respectively. Compound 9g showed better anticancer activity on A-549 cancer cell line with GI50 of 0.34 µM. The two-hybrid molecules 9b and 9c are found to be comparably potent with the standard drug doxorubicin and may act as drug lead compounds in medicinal chemistry aspect. The present docking investigation proved that having benzoxazole of compound 9c at the position of benzofuran of reference compound (N-acetyl pyrazoline derivative) might be valid for contributing to anti-cancer activity.


2015 ◽  
Vol 2 (8) ◽  
pp. 780-798 ◽  
Author(s):  
Kumaramangalam Jeyalakshmi ◽  
Yuvaraj Arun ◽  
Nattamai S. P. Bhuvanesh ◽  
Paramasivan Thirumalai Perumal ◽  
Anandaram Sreekanth ◽  
...  

Copper(ii) complexes containing trisubstituted guanidine ligands were prepared, characterized and evaluated for their biological applications.


2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Ruturaj A. Warake ◽  
Ravindra J. Jarag ◽  
Rakesh P. Dhavale ◽  
Rekha R. Jarag ◽  
Nikhil S. Lohar

Abstract Background Capparis zeylanica Linn. leaf extract was subjected to phytochemical screening for the determination of antioxidant and anticancer activity on (MCF-7) human breast cancer cells. The phytoconstituents previously determined were subjected to molecular docking studies against human epidermal growth factor receptor 2 (HER2) protein as a target receptor to support antioxidant and anticancer activities. Results Powdered plant leaves were extracted by maceration method using ethyl acetate, chloroform, methanol, ethanol and distilled water. Preliminary phytochemical evaluation and total phenolic and flavonoid content of the extract were evaluated using biochemical tests. Total antioxidant capacity of the extract was evaluated using different assays. Anticancer potential of methanolic and ethanolic extracts was studied on human breast cancer cells. Molecular docking studies were performed to evaluate the binding interactions of phytoconstituents on HER2 protein using AutoDock Vina. Phytochemical evaluation confirmed the presence of saponins, flavonoids, tannins, phenols, carbohydrates and proteins. Ethanolic extract showed a maximum total phenolic and flavonoid content in support with antioxidant and anticancer activities. The ethanolic leaf extract showed 66.63% cell growth inhibition against MCF-7 cells. Molecular docking studies revealed the highest binding affinity (− 8.4 Kcal/mol) of α-amyrin followed by quercetin and β-carotene. Glucocapparin, syringic acid, vanillic acid and p-coumaric acid showed almost a similar binding affinity to the amino acid residues of HER2 protein as compared to 5-FU. Conclusion C. zeylanica leaf extract showed the presence of phenolic and flavonoid constituents responsible for antioxidant and in vitro anticancer activities. Molecular docking studies showed the binding affinity of phytoconstituents on targeted HER2 protein.


2019 ◽  
Vol 22 (5) ◽  
pp. 307-316
Author(s):  
Ramakrishnan Elancheran ◽  
Senthamaraikannan Kabilan ◽  
Jibon Kotoky ◽  
Muthiah Ramanathan ◽  
Atanu Bhattacharjee

Aim and Objective: To study the structural difference, optimization, molecular docking and development of new benzoyl amino phenoxy phenol derivatives as anti-prostate cancer agents. Material and Methods: Strategies towards the identification of novel benzoyl amino phenoxy phenol (BAPP), molecular docking was performed with the designed Androgen Receptor (AR) blockers. Pharmacophore-based studies revealed that the nitro- or cyano-substituted anilide groups have influenced the activity profiles of non-steroidal AR antagonists, followed by the molecular docking studies with five AR receptors. Molecular docking studies were carried out using Maestro from Schrödinger. Absorption, Distribution, Metabolism, and Excretion (ADME) properties of the BAPP derivatives were evaluated for the predictive bioavailability/drug-likeness. These studies supported vital information for designing new anti-prostate cancer agents. Results and Discussion: There are 125 compounds were screened and best fit compounds (12 entries) were well-synthesized in good to excellent yields and anticancer activities were evaluated. The compounds, 6i showed the highest activities of this series (14.65 ± 1.35 µM). Conclusion: The present approach is simple and efficient for the synthesis of BAPP derivatives and the observed IC50 values of BAPPs were in good agreement with the glide scores obtained from the molecular docking. We, further, intend to carry out in vitro and in vivo AR binding studies for the active compounds.


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