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Natural Compound Pharmacology Studies
Research Guide
What is Natural Compound Pharmacology Studies?
Natural Compound Pharmacology Studies is a research field examining the chemistry, pharmacology, clinical properties, and biological activities of herbal medicines, with a focus on plants such as St John's Wort (Hypericum perforatum) and Garcinia mangostana, including compounds like xanthones and phloroglucinol derivatives.
This field encompasses 37,959 papers on the properties of natural compounds for treating conditions like depression, cancer, and inflammation. Key topics include the antidepressant effects of St John's Wort extracts and the medicinal properties of mangosteen. Growth rate over the last five years is not available in the provided data.
Topic Hierarchy
Research Sub-Topics
Hypericum Perforatum Pharmacology
Researchers study bioactive constituents like hyperforin and hypericin, their pharmacokinetics, and interactions with neurotransmitter systems. Clinical trials evaluate efficacy in mood disorders and safety profiles.
Garcinia Mangostana Xanthone Bioactivity
This sub-topic investigates alpha-mangostin and other xanthones for anticancer, anti-inflammatory, and antimicrobial effects via in vitro and animal models. Structure-activity relationships inform derivative synthesis.
Natural Compound Antioxidant Mechanisms
Studies elucidate radical scavenging, metal chelation, and enzyme modulation by polyphenols from St John's Wort and mangosteen. Assays quantify ORAC values and cellular protection against oxidative stress.
Phloroglucinol Derivatives in Hypericum
Researchers profile phloroglucinol compounds' biosynthesis, neuronal uptake inhibition, and anti-depressant mechanisms. Analytical methods track stability and bioavailability in extracts.
Encapsulation of Plant-Derived Bioactives
This area develops spray-drying and nanoencapsulation for Hypericum and Garcinia extracts to enhance stability and controlled release. Evaluations focus on retention rates and gastrointestinal bioavailability.
Why It Matters
Natural Compound Pharmacology Studies supports the development of herbal treatments for depression, where Linde et al. (1996) in "St John's wort for depression—an overview and meta-analysis of randomised clinical trials" analyzed randomized trials showing Hypericum perforatum extracts as effective as standard antidepressants with fewer side effects. In cancer and inflammation research, Pedraza-Chaverrı́ et al. (2008) in "Medicinal properties of mangosteen (Garcinia mangostana)" detailed the chemopreventive and antioxidant activities of mangosteen xanthones. Barnes et al. (2001) in "St John's wort (Hypericum perforatum L.): a review of its chemistry, pharmacology and clinical properties" summarized antiviral, antibacterial, and antidepressant effects, aiding clinical applications in pharmacology.
Reading Guide
Where to Start
"St John's wort for depression—an overview and meta-analysis of randomised clinical trials" by Linde et al. (1996) as it provides a clear meta-analysis of clinical trials, establishing foundational evidence for Hypericum perforatum's antidepressant effects with 993 citations.
Key Papers Explained
Linde et al. (1996) in "St John's wort for depression—an overview and meta-analysis of randomised clinical trials" established clinical efficacy of St John's Wort extracts, building the basis reviewed comprehensively by Barnes et al. (2001) in "St John's wort (Hypericum perforatum L.): a review of its chemistry, pharmacology and clinical properties" which details chemistry and activities. Pedraza-Chaverrı́ et al. (2008) in "Medicinal properties of mangosteen (Garcinia mangostana)" extends to xanthones' anti-cancer properties, paralleling St John's Wort mechanisms. Munin and Edwards‐Lévy (2011) in "Encapsulation of Natural Polyphenolic Compounds; a Review" connects delivery methods for both plant compounds.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Research centers on refining encapsulation for xanthones and phloroglucinol bioavailability, as in spray drying techniques from Jafari et al. (2008) and Ré (1998). No recent preprints or news in the last 12 months indicate steady progress without major shifts.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Ethnobotanical Studies of Reputed Aphrodisiac Plants Used in T... | 2024 | International Journal ... | 1.6K | ✓ |
| 2 | Encapsulation Efficiency of Food Flavours and Oils during Spra... | 2008 | Drying Technology | 1.0K | ✕ |
| 3 | Essential oils: From extraction to encapsulation | 2015 | International Journal ... | 1.0K | ✕ |
| 4 | St John's wort for depression—an overview and meta-analysis of... | 1996 | BMJ | 993 | ✕ |
| 5 | Effect of the carriers on the microstructure of mango powder o... | 2005 | Innovative Food Scienc... | 967 | ✕ |
| 6 | Encapsulation of Natural Polyphenolic Compounds; a Review | 2011 | Pharmaceutics | 843 | ✓ |
| 7 | Aloe vera leaf gel: a review update | 1999 | Journal of Ethnopharma... | 837 | ✕ |
| 8 | Medicinal properties of mangosteen (Garcinia mangostana) | 2008 | Food and Chemical Toxi... | 742 | ✕ |
| 9 | St John's wort (<i>Hypericum perforatum</i> L.): a review of i... | 2001 | Journal of Pharmacy an... | 726 | ✓ |
| 10 | MICROENCAPSULATION BY SPRAY DRYING | 1998 | Drying Technology | 694 | ✕ |
Frequently Asked Questions
What are the pharmacological effects of St John's Wort?
St John's Wort (Hypericum perforatum) exhibits antidepressant, antiviral, and antibacterial effects. Barnes et al. (2001) in "St John's wort (Hypericum perforatum L.): a review of its chemistry, pharmacology and clinical properties" documented these activities based on its chemical composition including phloroglucinol compounds. Linde et al. (1996) in "St John's wort for depression—an overview and meta-analysis of randomised clinical trials" showed extracts are as effective as standard antidepressants for mild to moderate depression with fewer side effects.
How effective is St John's Wort for depression?
Extracts of Hypericum perforatum are more effective than placebo and comparable to standard antidepressants for depression treatment. Linde et al. (1996) in "St John's wort for depression—an overview and meta-analysis of randomised clinical trials" conducted a systematic review confirming these findings from randomized clinical trials. Side effects occur less frequently than with conventional drugs.
What medicinal properties does Garcinia mangostana have?
Mangosteen (Garcinia mangostana) possesses antioxidant, anti-inflammatory, and chemopreventive properties due to xanthones. Pedraza-Chaverrı́ et al. (2008) in "Medicinal properties of mangosteen (Garcinia mangostana)" reviewed these activities for potential use in disease treatment. The compounds show effectiveness against cancer and inflammation.
What role does encapsulation play in natural compound studies?
Encapsulation preserves natural compounds like polyphenols and essential oils for pharmaceutical and food applications. Munin and Edwards‐Lévy (2011) in "Encapsulation of Natural Polyphenolic Compounds; a Review" explained how it enables scavenging of radical oxygen species and protein complexing for anti-inflammatory and anti-cancer uses. Jafari et al. (2008) in "Encapsulation Efficiency of Food Flavours and Oils during Spray Drying" demonstrated spray drying as a key method.
Which natural compounds are studied for apoptosis induction?
Xanthones from Garcinia mangostana and phloroglucinol compounds from Hypericum perforatum induce apoptosis in cancer cells. The cluster description highlights these for chemopreventive agents. Pedraza-Chaverrı́ et al. (2008) confirmed mangosteen's role in such activities.
Open Research Questions
- ? How do interactions between phloroglucinol compounds in St John's Wort and standard antidepressants affect clinical efficacy?
- ? What specific mechanisms underlie xanthone-induced apoptosis in cancer cells from Garcinia mangostana?
- ? Which extraction and encapsulation methods optimize bioavailability of Hypericum perforatum antioxidants?
- ? How do variations in Hypericum perforatum chemotypes influence pharmacological consistency across studies?
- ? What are the long-term safety profiles of mangosteen xanthones in human inflammation trials?
Recent Trends
The field maintains 37,959 works with no specified 5-year growth rate.
Citation leaders remain Linde et al. at 993 citations for St John's Wort depression meta-analysis and Jafari et al. (2008) at 1015 for encapsulation.
1996No recent preprints or news coverage in the last 6-12 months noted.
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