Understanding the Effectiveness of Natural Compound Mixtures in Cancer through Their Molecular Mode of Action
Thazin Nwe Aung1,2, Zhipeng Qu3,4, R Daniel Kortschak5,6
1Department of Genetics and Evolution, School of Biological Sciences, The University of Adelaide, Adelaide, South Australia 5005, Australia. thazin.nweaung@adelaide.edu.au.
Abstract:
Many approaches to cancer management are often ineffective due to adverse reactions, drug resistance, or inadequate target specificity of single anti-cancer agents. In contrast, a combinatorial approach with the application of two or more anti-cancer agents at their respective effective dosages can achieve a synergistic effect that boosts cytotoxicity to cancer cells. In cancer, aberrant apoptotic pathways allow cells that should be killed to survive with genetic abnormalities, leading to cancer progression. Mutations in apoptotic mechanism arising during the treatment of cancer through cancer progression can consequently lead to chemoresistance. Natural compound mixtures that are believed to have multiple specific targets with minimal acceptable side-effects are now of interest to many researchers due to their cytotoxic and chemosensitizing activities. Synergistic interactions within a drug mixture enhance the search for potential molecular targets in cancer cells. Nonetheless, biased/flawed scientific evidence from natural products can suggest false positive therapeutic benefits during drug screening. In this review, we have taken these factors into consideration when discussing the evidence for these compounds and their synergistic therapeutic benefits in cancer. While there is limited evidence for clinical efficacy for these mixtures, in vitro data suggest that these preparations merit further investigation, both in vitro and in vivo.
Insights
Combinatorial cancer therapy using natural compounds shows promise for boosting effectiveness and overcoming drug resistance. Further research is needed to validate these synergistic effects in clinical settings.
Area of Science:
- Oncology
- Pharmacology
- Natural Products Chemistry
Background:
- Single anti-cancer agents often fail due to resistance, side effects, and poor targeting.
- Aberrant apoptotic pathways in cancer cells contribute to disease progression and chemoresistance.
- Natural compound mixtures offer potential for multi-target efficacy and reduced toxicity.
Purpose of the Study:
- To review the evidence for synergistic therapeutic benefits of natural compound mixtures in cancer management.
- To highlight the potential of combinatorial approaches in overcoming limitations of single-agent therapies.
- To discuss the challenges and future directions in evaluating natural product-based cancer treatments.
Main Methods:
- Literature review of studies investigating natural compound mixtures for anti-cancer activity.
- Analysis of evidence for synergistic interactions and chemosensitizing effects.
- Consideration of potential biases in natural product research.
Main Results:
- In vitro data suggest that natural compound mixtures can exhibit synergistic cytotoxicity against cancer cells.
- These mixtures show potential for overcoming chemoresistance by targeting multiple pathways.
- Limited clinical efficacy data currently exists for these preparations.
Conclusions:
- Natural compound mixtures demonstrate potential as synergistic anti-cancer agents, warranting further investigation.
- In vitro findings suggest these preparations are promising candidates for preclinical and clinical studies.
- Careful evaluation is needed to mitigate biases and validate therapeutic benefits.
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