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Antineoplastic and antiviral activities of podophyllotoxin related lignans
M Gordaliza1, M A Castro, M D García-Grávalos
1Department of Organic and Pharmaceutical Chemistry, Faculty of Pharmacy, University of Salamanca, Spain.
Abstract:
28 cyclolignans, most of them derived from podophyllotoxin, have been evaluated for their antineoplastic and antiviral activities. They were subjected to screening against P-388 murine leukemia, A-549 human lung carcinoma, and HT-29 colon carcinoma, while antiviral assays were performed on herpes simplex virus type I infecting fibroblasts of monkey kidney (HSV/CV-1) and on vesicular stomatitis virus infecting fibroblasts of hamster kidney (VSV/BHK). A number of substances were active in both groups of assays at concentrations below 1 microM; deoxypodophyllotoxin (1) being the most potent compound in all cases.
Insights
This study evaluated 28 cyclolignans for cancer and viral activity. Deoxypodophyllotoxin showed the most potent antineoplastic and antiviral effects against tested cell lines and viruses.
Area of Science:
- Medicinal Chemistry
- Pharmacology
- Virology
Background:
- Cyclolignans, particularly those derived from podophyllotoxin, represent a class of natural products with potential therapeutic applications.
- Previous research suggests diverse biological activities for this compound class.
Purpose of the Study:
- To evaluate the antineoplastic and antiviral potential of 28 cyclolignans.
- To identify potent compounds for further drug development.
Main Methods:
- Antineoplastic screening against P-388 murine leukemia, A-549 human lung carcinoma, and HT-29 colon carcinoma cell lines.
- Antiviral assays against herpes simplex virus type I (HSV/CV-1) and vesicular stomatitis virus (VSV/BHK).
Main Results:
- Several cyclolignans exhibited significant activity in both antineoplastic and antiviral assays at concentrations below 1 microM.
- Deoxypodophyllotoxin (1) demonstrated the highest potency across all evaluated cancer cell lines and viruses.
Conclusions:
- Deoxypodophyllotoxin is a highly promising lead compound for developing novel anticancer and antiviral agents.
- The study highlights the therapeutic potential of cyclolignan derivatives.