Promise and challenges in drug discovery and development of hybrid anticancer drugs

2009 ◽  
Vol 4 (11) ◽  
pp. 1099-1111 ◽  
Author(s):  
Lalji K Gediya ◽  
Vincent CO Njar
2020 ◽  
Vol 26 ◽  
Author(s):  
Tadesse Bekele Tafesse ◽  
Mohammed Hussen Bule ◽  
Fazlullah Khan ◽  
Mohammad Abdollahi ◽  
Mohsen Amini

Background: Due to higher failure rates, lengthy time and high cost of the traditional de novo drug discovery and development process; the rate of opportunity to get new, safe and efficacious drugs for the targeted population including pediatric patients with cancer becomes sluggish. Objectives: This paper discusses the development of novel anticancer drugs focusing on the identification and selection of target anticancer drug development for the targeted population. Methods: Information presented in this review was obtained from different databases including PUBMED, SCOPUS, Web of Science, and EMBASE. Various keywords were used as search terms. Results: The pharmaceutical companies currently are executing drug repurposing as an alternative means to accelerate the drug development process that reduces the risk of failure, time and cost, which takes 3-12 years with almost 25% overall probability of success as compared to de novo drug discovery and development process (10-17 years) which has less than 10% probability of success. An alternative strategy to the traditional de novo drug discovery and development process, called drug repurposing, is also presented. Conclusion: Therefore, to continue with the progress of developing novel anticancer drugs towards the targeted population, identification and selection of the target to the specific disease type is important considering the aspects of the age of the patient and the disease stages such as each cancer types are different when we consider the disease at a molecular level. Drug repurposing technique becomes an influential alternative strategy to discover and develop novel anticancer drug candidates.


2019 ◽  
Vol 19 (5) ◽  
pp. 592-598 ◽  
Author(s):  
Rabia Hameed ◽  
Afsar Khan ◽  
Sehroon Khan ◽  
Shagufta Perveen

Background: One of the major goals of computational chemists is to determine and develop the pathways for anticancer drug discovery and development. In recent past, high performance computing systems elicited the desired results with little or no side effects. The aim of the current review is to evaluate the role of computational chemistry in ascertaining kinases as attractive targets for anticancer drug discovery and development. Methods: Research related to computational studies in the field of anticancer drug development is reviewed. Extensive literature on achievements of theorists in this regard has been compiled and presented with special emphasis on kinases being the attractive anticancer drug targets. Results: Different approaches to facilitate anticancer drug discovery include determination of actual targets, multi-targeted drug discovery, ligand-protein inverse docking, virtual screening of drug like compounds, formation of di-nuclear analogs of drugs, drug specific nano-carrier design, kinetic and trapping studies in drug design, multi-target QSAR (Quantitative Structure Activity Relationship) model, targeted co-delivery of anticancer drug and siRNA, formation of stable inclusion complex, determination of mechanism of drug resistance, and designing drug like libraries for the prediction of drug-like compounds. Protein kinases have gained enough popularity as attractive targets for anticancer drugs. These kinases are responsible for uncontrolled and deregulated differentiation, proliferation, and cell signaling of the malignant cells which result in cancer. Conclusion: Interest in developing drugs through computational methods is a growing trend, which saves equally the cost and time. Kinases are the most popular targets among the other for anticancer drugs which demand attention. 3D-QSAR modelling, molecular docking, and other computational approaches have not only identified the target-inhibitor binding interactions for better anticancer drug discovery but are also designing and predicting new inhibitors, which serve as lead for the synthetic preparation of drugs. In light of computational studies made so far in this field, the current review highlights the importance of kinases as attractive targets for anticancer drug discovery and development.


2020 ◽  
Author(s):  
Sanaa Bardaweel

Recently, an outbreak of fatal coronavirus, SARS-CoV-2, has emerged from China and is rapidly spreading worldwide. As the coronavirus pandemic rages, drug discovery and development become even more challenging. Drug repurposing of the antimalarial drug chloroquine and its hydroxylated form had demonstrated apparent effectiveness in the treatment of COVID-19 associated pneumonia in clinical trials. SARS-CoV-2 spike protein shares 31.9% sequence identity with the spike protein presents in the Middle East Respiratory Syndrome Corona Virus (MERS-CoV), which infects cells through the interaction of its spike protein with the DPP4 receptor found on macrophages. Sitagliptin, a DPP4 inhibitor, that is known for its antidiabetic, immunoregulatory, anti-inflammatory, and beneficial cardiometabolic effects has been shown to reverse macrophage responses in MERS-CoV infection and reduce CXCL10 chemokine production in AIDS patients. We suggest that Sitagliptin may be beneficial alternative for the treatment of COVID-19 disease especially in diabetic patients and patients with preexisting cardiovascular conditions who are already at higher risk of COVID-19 infection.


2011 ◽  
Vol 999 (999) ◽  
pp. 1-29
Author(s):  
Jeremy N. Burrows ◽  
Kelly Chibale ◽  
Timothy N.C. Wells

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