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Phytochemical compounds biological activities
Research Guide
What is Phytochemical compounds biological activities?
Phytochemical compounds biological activities refer to the bioactive properties of limonoids, triterpenes, quassinoids, flavaglines, and related compounds from medicinal plants, including their anticancer, antimalarial, antioxidant, and pharmacological effects.
This field encompasses 30,029 papers on the chemistry and pharmacology of natural compounds from medicinal plants. Research examines bioactivity of limonoids, triterpenes, and similar molecules against cancer, malaria, and oxidative stress. Studies highlight their roles in drug discovery from plant sources.
Topic Hierarchy
Research Sub-Topics
Limonoids Anticancer Activity
This sub-topic examines the mechanisms by which limonoids from medicinal plants induce apoptosis, inhibit cell proliferation, and modulate signaling pathways in various cancer cell lines. Researchers investigate structure-activity relationships and in vivo efficacy in animal models.
Triterpenes Antimalarial Properties
This sub-topic focuses on triterpenoids' inhibition of Plasmodium falciparum growth, their interference with parasite life cycle stages, and synergy with existing antimalarials. Studies explore extraction, purification, and clinical translation potential.
Quassinoids Pharmacological Mechanisms
Researchers study quassinoids' interactions with molecular targets like protein kinases and receptors, alongside their cytotoxicity and anti-inflammatory effects. This includes pharmacokinetic profiling and semisynthetic derivative optimization.
Flavaglines Antioxidant Effects
This sub-topic investigates flavaglines' scavenging of reactive oxygen species, activation of Nrf2 pathways, and protection against oxidative stress in cellular models. Research covers their role in neurodegenerative disease prevention.
Biosynthesis of Plant Triterpenoids
This area explores enzymatic pathways, gene clusters, and metabolic engineering for triterpenoid production in medicinal plants. Studies utilize genomics and synthetic biology to enhance yields of bioactive compounds.
Why It Matters
Phytochemical compounds biological activities drive drug discovery, with natural products contributing to approved therapeutics for cancer and infectious diseases. Newman and Cragg (2016) in "Natural Products as Sources of New Drugs from 1981 to 2014" report that over 34 years, plant-derived compounds formed the basis for numerous anticancer agents. Atanasov et al. (2021) in "Natural products in drug discovery: advances and opportunities" note major pharmacotherapy impacts, especially for cancer, despite isolation challenges. Balunas and Kinghorn (2005) in "Drug discovery from medicinal plants" detail how these compounds yield leads for clinical applications, such as antimalarial and antioxidant therapies from medicinal plants.
Reading Guide
Where to Start
"Natural Products as Sources of New Drugs from 1981 to 2014" by Newman and Cragg (2016), as it provides an updated overview of plant-derived compounds' contributions to therapeutics, including anticancer agents, with 5715 citations for foundational context.
Key Papers Explained
Newman and Cragg (2016) in "Natural Products as Sources of New Drugs from 1981 to 2014" expands prior reviews, tracking 34 years of approvals from natural sources like medicinal plants. Atanasov et al. (2021) in "Natural products in drug discovery: advances and opportunities" builds on this by addressing modern challenges and opportunities in bioactivity screening for cancer drugs. Cragg and Newman (2013) in "Natural products: A continuing source of novel drug leads" connects earlier work, emphasizing ongoing leads from phytochemicals. Balunas and Kinghorn (2005) in "Drug discovery from medicinal plants" focuses on plant-specific extraction for limonoids and triterpenes.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current research emphasizes pharmacology of limonoids and triterpenes for anticancer and antimalarial uses, as per the 30,029 papers in the cluster. No recent preprints or news available, so frontiers remain in optimizing isolation techniques noted by Atanasov et al. (2021).
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Natural Products as Sources of New Drugs from 1981 to 2014 | 2016 | Journal of Natural Pro... | 5.7K | ✓ |
| 2 | Natural products in drug discovery: advances and opportunities | 2021 | Nature Reviews Drug Di... | 4.5K | ✓ |
| 3 | Natural products: A continuing source of novel drug leads | 2013 | Biochimica et Biophysi... | 2.8K | ✓ |
| 4 | A Phase 3 Trial of Bevacizumab in Ovarian Cancer | 2011 | New England Journal of... | 2.1K | ✓ |
| 5 | Potent and specific inhibition of mammalian histone deacetylas... | 1990 | Journal of Biological ... | 1.9K | ✓ |
| 6 | Drug discovery from medicinal plants | 2005 | Life Sciences | 1.8K | ✕ |
| 7 | Polyketide biosynthesis: a millennium review | 2001 | Natural Product Reports | 1.6K | ✕ |
| 8 | The Biosynthetic Logic of Polyketide Diversity | 2009 | Angewandte Chemie Inte... | 1.3K | ✕ |
| 9 | Biology and biochemistry of proteinases in tumor invasion | 1993 | Physiological Reviews | 1.3K | ✕ |
| 10 | Antimicrobial properties of allicin from garlic | 1999 | Microbes and Infection | 1.1K | ✕ |
Frequently Asked Questions
What are the main phytochemicals studied for biological activities?
Limonoids, triterpenes, quassinoids, and flavaglines from medicinal plants are primary compounds. These exhibit anticancer, antimalarial, and antioxidant properties. The field covers their chemistry and pharmacology as documented in 30,029 papers.
How do natural products from plants contribute to drug discovery?
Plants provide bioactive compounds used in anticancer and antimalarial drugs. Newman and Cragg (2016) tracked approvals from 1981 to 2014, showing natural products as key sources. Balunas and Kinghorn (2005) emphasize medicinal plants in identifying new leads.
What anticancer activities are linked to phytochemicals?
Limonoids and triterpenes demonstrate anticancer effects through various mechanisms. Cragg and Newman (2013) in "Natural products: A continuing source of novel drug leads" highlight their role in novel anticancer agents. Atanasov et al. (2021) confirm contributions to cancer pharmacotherapy.
What challenges exist in studying phytochemical bioactivity?
Technical barriers include screening, isolation, and characterization of compounds. Atanasov et al. (2021) identify these as hurdles in natural product drug discovery. Despite challenges, they support therapies for cancer and infections.
Which applications arise from triterpenes and related compounds?
Triterpenes show antimalarial and antioxidant activities from medicinal plants. The research cluster focuses on their pharmacological uses. Papers like those by Newman and Cragg (2016) link them to approved drugs.
Open Research Questions
- ? How can isolation challenges for limonoids and triterpenes be overcome to accelerate anticancer drug development?
- ? What specific mechanisms underlie the antimalarial activity of quassinoids from medicinal plants?
- ? Which structural modifications enhance the antioxidant properties of flavaglines?
- ? How do phytochemicals interact with signaling pathways in cancer models?
- ? What role do triterpenes play in modulating immune responses beyond anticancer effects?
Recent Trends
The field includes 30,029 works with growth data unavailable over 5 years.
High-citation papers like Atanasov et al. with 4532 citations highlight persistent focus on natural product challenges.
2021No recent preprints or news in the last 12 months indicate steady rather than accelerating publication trends.
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