Zanthoxylum nitidum
What's the taxonomical classification of Zanthoxylum nitidum?
Zanthoxylum nitidum belongs to the kingdom Plantae and is classified within the phylum Streptophyta. As a member of the class Equisetopsida and the subclass Magnoliidae, it falls under the order Sapindales. Further taxonomic classification places it in the family Rutaceae, where it is categorized under the genus Zanthoxylum, ultimately reaching its specific designation as the species nitidum.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Sapindales |
| Family | Rutaceae |
| Genus | Zanthoxylum |
| Species | nitidum |
What are the morphological characteristics of this plant?
Zanthoxylum nitidum has a woody structure characterized by a medium-sized tree habit, pinnately compound leaves, and small, inconspicuous flowers. The leaves consist of multiple pairs of leaflets that are typically elliptic to lanceolate in shape with serrated margins. Its bark is often textured and provides protection for the internal vascular tissues of the trunk. The plant produces small fruits that are characteristic of the Rutaceae family, often appearing as fleshy or capsule-like structures. These morphological features collectively define its physical presence within its native tropical habitats.
What is the geographical distribution of this plant?
This plant is native to the tropical and subtropical regions of Southeast Asia, specifically spanning across countries such as Thailand, Vietnam, Laos, and parts of southern China. It typically thrives in moist, lowland forests and hilly terrains where humidity levels remain consistently high. The species is often found in well-drained soils within deciduous or evergreen forest ecosystems. Its range is closely tied to specific microclimates that support its growth patterns throughout the year. Localized populations may also extend into neighboring regions of the Indochina Peninsula depending on habitat availability.
How is this plant cultivated?
This plant Zanthoxylum nitidum requires well-drained, loamy soil and consistent moisture to thrive in tropical or subtropical climates.
It is typically propagated through seeds or stem cuttings to ensure successful establishment in nursery settings. Growers must provide partial shade during the early stages of development to prevent leaf scorch from intense sunlight. Regular fertilization with organic matter supports the vigorous growth of its woody structure.
Proper drainage is essential to prevent root rot in heavy clay environments.
What parts of this plant are used medicinally?
This plant Zanthoxylum nitidum provides medicinal value through its branches, flowers, fruit, leaves, and root. The bark from the branches and the roots are frequently harvested to prepare decoctions for treating various ailments. Additionally, the leaves are utilized in traditional remedies to manage systemic conditions. The flowers and the fruit also contain bioactive compounds that contribute to the plant's therapeutic applications. Each of these specific parts serves a unique role in the holistic medicinal practice involving this species.
According to a study published by "Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica", the medicinal parts of Zanthoxylum nitidum are the roots and stems. For 1-6 years old samples, the total contents of nitidine chloride and chelerythrine in roots and stems were 0.114%-0.256% and 0.030%-0.133%, respectively. Dried samples excluding branches from three plantation bases showed total contents of 0.308%±0.123% in Yunfu, 0.192%±0.025% in Maoming, and 0.197%±0.052% in Nanning. All these values were not less than 0.15%, meaning roots and stems of plants transplanted for more than 2.5 years can meet medical requirements. To ensure clinical effectiveness, it is recommended that the root and stem be harvested for medical use after the seedlings have been transplanted for more than 3 years.
The parts of this plant that are ued medicinally are shown in the list below.
- branches
- flowers
- fruit
- leaves
- root
What traditional systems uses this plant?
This plant, Zanthoxylum nitidum, is utilized in Traditional Chinese Medicine and various Southeast Asian folk practices to treat digestive ailments and skin conditions. Practitioners historically employed the bark and fruit to address symptoms like stomach pain, diarrhea, and intestinal parasites. In some local traditions, decoctions made from its components are applied topically to soothe inflammatory skin issues. The historical use of this species often relies on its perceived medicinal potency within regional herbal pharmacopeias. These traditional applications reflect a long-standing reliance on the plant's chemical properties for primary healthcare.
According to a study published by "Journal of ethnopharmacology", the dry root of Zanthoxylum nitidum (ZN), known as Zanthoxyli Radix (ZR), is referred to as Liang Mian Zhen in China. This plant has been the preferred Chinese medicine for the treatment of inflammation and cancer disease at home and abroad. ZR serves as the core ingredient in anti-inflamatory traditional medicines, including Sanjiuweitai granules and Jinji tablets. A total of 184 chemical components have been identified in ZR, which include 91 alkaloids, 22 lignans, 4 flavonoids, 19 coumarins, 17 terpenoids, and 31 other types. Pharmacological studies have proven that ZR possesses various biological activities, particularly in anti-inflammation.
The hystorical systems that uses this plant are shown in the list below.
- Traditional Chinese Medicine
What are the pharmacological activities of Zanthoxylum nitidum?
This plant has potent pharmacological activities including analgesia, anti-inflammation, antibacterial, anti-cancer, and antioxidant properties. Its bioactive compounds work to reduce pain sensations and suppress inflammatory responses in various biological models. The plant also demonstrates significant ability to inhibit the growth of harmful bacteria and neutralize free radicals through its antioxidant mechanisms. Furthermore, research indicates that its chemical constituents possess anti-cancer potential by targeting malignant cell proliferation. These diverse medicinal qualities make it a valuable subject for pharmaceutical development and natural product research.
According to a study published by "Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials", the root and stem of Zanthoxylum nitidum both demonstrate pharmacological activities including anti-contusion injury, analgesia, and anti-inflammation. Both parts of the plant relieved the exterior and histological symptoms of rats' injury legs that were struck by hammer. Regarding analgesic effects, Zanthoxylum nitidum decreased the numbers of mice's writhing and enhanced the pain threshold of mice on a hot plate. The plant also inhibited the edema of rats induced by carrageenan and suppressed the granuloma of rats induced by cotton pellets. Ultimately, the stem of Zanthoxylum nitidum showed similar effects in anti-contusion injury, analgesia, and anti-inflammation compared to the root.
The primary pharmacological activities of this plant are shown in the list below.
- analgesi
- anti-inflammation
- antibacterial
- anti-cancer
- antioxidant
What medicinal compounds this plant contains?
This plant contains the medicinal compounds nitidumalkaloid A, nitidumalkaloid B, nitidumalkaloid C, chelerythrine, and nitidine chloride. These specific alkaloids are primary bioactive constituents identified within the chemical profile of Zanthoxylum nitidum. Researchers study these substances to understand their potential pharmacological properties and biological activities. The presence of these complex molecules contributes to the plant's overall medicinal significance in traditional practices. Detailed chemical analysis helps isolate each compound for further therapeutic investigation.
According to a study published by "Drug metabolism and disposition: the biological fate of chemicals", the roots of Zanthoxylum nitidum (Roxb.) DC contain the pharmacologically active alkaloid nitidine chloride (NC), which is a polyaromatic hydrocarbon. This compound significantly inhibited CYP1A1- and 1B1-catalyzed ethoxyresorufin O-deethylation activity with IC50 values of 0.28 ± 0.06 μM and 0.32 ± 0.02 μM, respectively. Nitidine chloride showed only slight inhibition of CYP1A2 activity with an IC50 > 50 μM. Kinetic analysis showed NC competitively inhibited CYP1B1 with a Ki value of 0.47 ± 0.05 μM. Additionally, NC acted as a mixed type inhibitor on CYP1A1 with Ki and KI values of 0.14 ± 0.04 and 0.19 ± 0.09 μM, respectively.
The primary medicinal compounds of this plant are shown in the list below.
- nitidine chloride
- chelerythrine
- nitidumalkaloid A
- nitidumalkaloid B
- nitidumalkaloid C
What health conditions is this plant used for?
This plant is used for treating cancer, gastric cancer, gastric ulcer, gastritis, and various types of tumors. Its medicinal properties are frequently applied to manage digestive issues like gastritis and painful gastric ulcers. Researchers also investigate its potential efficacy in combating malignant growths and cellular tumors. Furthermore, specific studies focus on its ability to inhibit the progression of gastric cancer cells. These therapeutic applications highlight the plant's significant role in traditional and experimental medicine.
According to a study published by "Journal of ethnopharmacology", Zanthoxylum nitidum is used in traditional Chinese medicine for treating stomach ache, toothache, rheumatic arthralgia, traumatic injury, and venomous snake bites. Additional medical applications for the plant include the treatment of inflammations, various types of cancer, bacterial and viral infections, gastric and oral ulcers, and liver damage. A comprehensive review was carried out on studies about Zanthoxylum nitidum conducted in the past 60 years. At present, more than 150 chemical constituents have been separated and identified from the plant. Biological activities such as anti-inflammation, analgesia, haemostasis, anticancer, and antibacterial have been determined through in vitro and in vivo studies.
The main health conditions this plant is used for are shown in the list below.
- cancer
- gastric cancer
- gastric ulcer
- gastritis
- tumor
What are the herbal preparations of this plant?
This plant is used to create various medicinal herbal preparations including EtOH extract, Jinji tablets, Sanjiuweitai granules, essential oil, and supercritical extracts. These diverse formulations leverage the chemical properties of the species for therapeutic applications. The EtOH extract and supercritical extracts are often utilized to isolate specific bioactive compounds through solvent-based processes. Additionally, the plant is processed into solid forms like Jinji tablets and Sanjiuweitai granules for easier administration. The essential oil provides a concentrated aromatic and medicinal liquid component derived from the plant material.
According to a study published by "Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica", the chemical constituents of the roots of Zanthoxylum nitidum were studied using column chromatography on Silica gel and Sephadex LH - 20. From the CHCl3 fraction and n-butanol fraction of the EtOH extract of the roots, 10 compounds were isolated and identified. These compounds include 2, 4-dihydroxypyrimidine (1), syringic acid (2), 2, 6-dimethoxy-1, 4-benzoquinone (3), 4-hydroxybenzoic acid (4), ethylparaben (5), (Z)-3-(2, 3, 4-trimethoxyphenyl) acrylic acid (6), 5, 6, 7-trimethoxycoumarin (7), stigmast-9 (11)-en-3-ol (8), daucosterol (9), and beta-sitosterol (10). Compounds 1-9 were isolated and identified from the roots of Zanthoxylum nitidum for the first time. This research also marks the first isolation of compound 6 as a natural product.
The main herbal preparations of this plant are shown in the list below.
- EtOH extract
- Jinji tablets
- Sanjiuweitai granules
- essential oil
- supercritical extracts
What side effects this plant can have?
This plant can cause significant health complications including drug-drug interactions, geno-toxicity, and myocardial toxicity. The chemical constituents within the plant may alter the metabolism of various medications, leading to dangerous drug-drug interactions. Furthermore, research indicates a potential for geno-toxicity, which involves damage to genetic material within cells. There are also serious concerns regarding myocardial toxicity, as the plant may negatively impact heart muscle function. These combined side effects necessitate extreme caution when considering any form of exposure or consumption.
According to a study published by "Drug metabolism and disposition: the biological fate of chemicals", the alkaloid nitidine chloride found in the roots of Zanthoxylum nitidum affects cytochrome P450 1 enzymes. This substance significantly inhibits CYP1A1- and 1B1-catalyzed ethoxyresorufin O-deethylation activity with IC50 values of 0.28 ± 0.06 μM and 0.32 ± 0.02 μM, respectively. It shows only slight inhibition of CYP1A2 activity with an IC50 > 50 μM. Kinetic analysis shows it is a competitive inhibitor of CYP1B1 with a Ki value of 0.47 ± 0.05 μM and a mixed type inhibitor of CYP1A1 with Ki and KI values of 0.14 ± 0.04 and 0.19 ± 0.09 μM. By preferentially inhibiting the nontoxic 2-hydroxylation of estradiol mediated by CYP1A1, it might increase the risk of 4-OHE2-induced genotoxicity.
The main side effects this plant can have are shown in the list below.
- drug-drug interactions
- genotoxicity
- myocardial toxicity
What herbs are paired with Zanthoxylum nitidum?
This plant Zanthoxylum nitiudum is most frequently paired with ginger, black pepper, and cinnamon to enhance its pungent, citrus-like aromatic profile.
These complementary spices work together to intensify the warming sensation and complex woody notes inherent in the bark. Herbalists often combine it with warming roots to create potent tonics for digestive or circulatory support. The addition of licorice root is another common practice used to balance the sharp bitterness of the plant.
These specific combinations are chosen to create a synergistic effect in traditional medicinal preparations.