Bupleurum chinense
What's the taxonomical classification of Bupleurum chinense?
Bupleurum chinense belongs to the kingdom Plantae and is classified within the phylum Streptophyta. As a member of the class Equisetopsida and the subclass Magnoliidae, this plant is situated within the order Apiales. It is a prominent representative of the family Apiaceae, falling under the genus Bupleurum, and is specifically identified by the species name chinense.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Apiales |
| Family | Apiaceae |
| Genus | Bupleurum |
| Species | chinense |
What are the morphological characteristics of this plant?
Bupleurum chinense has a perennial herbaceous structure characterized by a thick, woody taproot, erect stems that reach up to 60 centimeters in height, and pinnately compound leaves with serrated margins. The leaves are typically arranged alternately along the stem and exhibit a distinct green color. The plant produces small, yellowish-green flowers arranged in compound umbels that sit atop long peduncles. These umbels consist of numerous tiny florets that bloom in a clustered, umbrella-like formation. The overall morphology supports its growth in diverse habitats, providing the essential medicinal components found within its root system.
What is the geographical distribution of this plant?
This plant is native to the temperate regions of East Asia, specifically occurring across China, Korea, and Japan. It thrives primarily in mountainous areas and along the slopes of hillsides throughout these territories. The species is frequently found in diverse habitats ranging from forest edges to grassy meadows. Within its native range, it prefers well-drained soils and temperate climates that support its seasonal growth cycles. This distribution pattern ensures its presence in many traditional botanical landscapes across the continent.
How is this plant cultivated?
This plant Bupleurum chinense is cultivated by sowing seeds in well-drained, fertile soil under full sun or partial shade conditions within temperate climates.
Growers typically initiate the process in early spring to ensure the seedlings establish strong root systems before the heat of summer. Regular irrigation is necessary to maintain consistent moisture levels, though excessive water must be avoided to prevent root rot. As the plant matures, it develops characteristic umbels that require minimal pest management if the soil remains healthy.
Harvesting occurs once the plant has reached sufficient maturity to ensure the highest concentration of medicinal compounds in the roots.
What parts of this plant are used medicinally?
This plant is medicinally utilized through its roots, which are known as Bupleuri Radix in traditional pharmacology. The primary medicinal component is obtained from the thickened taproot of the species. Smaller rootlets are often included in the collection process to ensure a complete medicinal profile. While the roots are the main focus, some preparations may occasionally incorporate the aerial part of the plant. These various components work together to provide the characteristic therapeutic properties of the herb.
According to a study published by "Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials", five kinds of Bupleurum medicinal materials were identified, including Bupleurum chinense. The identification of these materials involves macroscopic characters, TLC identification using saikosaponin d and Bupleuri Radix as reference substances, and DNA barcode technology. The study utilized ITS2 sequences to distinguish between the 5 medicinal materials. While the TLC of Bupleurum chinense was extremely similar to 3 other kinds, it was different from Bupleurum bicaule. These established methods for the 5 kinds of Bupleurum medicinal materials are described as simple, accurate, effective, and extensive.
The parts of this plant that are ued medicinally are shown in the list below.
- Bupleuri Radix
- roots
- taproot
- rootlets
- aerial part
What traditional systems uses this plant?
This plant, Bupleurum chinense, has been utilized for centuries in Traditional Chinese Medicine and the Japanese Kampo system to regulate liver function and resolve stagnation. In the context of Traditional Chinese Medicine, it is a primary component of formulas used to harmonize the body and relieve emotional or physical tension. Practitioners in the Kampo tradition similarly rely on this herb to address patterns of stagnation and heat within the system. Historically, the root has been prepared in various decoctions to treat ailments ranging from digestive issues to menstrual irregularities. Its long-standing presence in these medicinal lineages underscores its importance in managing complex physiological imbalances.
According to a study published by "Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica", ecological agriculture of Bupleurum chinense has obvious advantages in net income, average annual income, and input-output ratio compared to conventional agriculture. The content of active ingredients in ecologically planted Bupleurum chinense is significantly higher than that in conventionally-planted herbs when using the same dose. Consequently, the amount of effective substances taken by patients is also higher, which helps to achieve a better therapeutic effect. The ecological planting of this medicinal plant is considered a key factor in ensuring the high-quality development of the industry and increasing farmers' income.
The hystorical systems that uses this plant are shown in the list below.
- Traditional Chinese Medicine
- Kampo
What are the pharmacological activities of Bupleurum chinense?
This plant has hepatoprotective, immunomodulatory, anti-inflammatory, anti-oxidative, and anti-tumor pharmacological activities. Its primary bioactive compounds, such as saikosaponins, work to stabilize liver cell membranes and reduce hepatic damage. These constituents also regulate immune responses and suppress excessive inflammatory cytokines in various tissues. Furthermore, the plant demonstrates a capacity to scavenge free radicals, thereby mitigating oxidative stress within the body. Research also suggests that certain extracts may inhibit the proliferation of malignant cells, highlighting its potential anti-tumor properties.
According to a study published by "The American journal of Chinese medicine", the extract of B. chilensis exhibited the greatest hepatoprotective effects against acute hepatic lesions in rats. These lesions were induced by the administration of CCl4 at 3.0 ml/kg via subcutaneous injection and acetaminophen at 600 mg/kg via intraperitoneal injection. The treatment with B. chilensis significantly reduced the increase in SGOT and SGPT activities caused by these substances. Histological observations confirmed that liver damage was markedly improved in the B. chilensis treated groups. This plant also showed potential as a broad spectrum antihypatic agent to protect liver injuries from various hepatotoxins.
The primary pharmacological activities of this plant are shown in the list below.
- anti-inflammatory
- hepatoprotective
- immunomodulatory
- antioxidant
- anti-tumor
What medicinal compounds this plant contains?
This plant contains the medicinal triterpene saponins saikosaponin A, saikosaponin B, saikosaponin C, saikosaponin D, and saikogenin. These specific bioactive compounds are the primary chemical constituents responsible for the therapeutic properties of Bupleurum chinense. Researchers often focus on these molecules due to their significant anti-inflammatory and immunomodulatory activities. The varying structures of the saikosaponin group allow the plant to interact with multiple biological pathways in the human body. Consequently, these substances are highly valued in both traditional medicine and modern pharmacological studies.
According to a study published by "Biomedical chromatography : BMC", the active components of Radix Bupleuri were identified using the SH-SY5Y/CMC model and GC/MS method. The retention components identified from the extracts of Radix Bupleuri included saikosaponin A, saikosaponin B1, saikosaponin B2, saikosaponin C, and saikosaponin D. Through in vitro MTT pharmacological trials, saikosaponin B1, saikosaponin B2, and saikosaponin C were shown to protect SH-SY5Y cells. The protective effects of saikosaponin B1 and saikosaponin C were found to be concentration dependent. Conversely, saikosaponin A and saikosaponin D inhibited cell viability at concentrations >30 µg/mL (p < 0.05).
The primary medicinal compounds of this plant are shown in the list below.
- Saikosaponin A
- Saikosaponin B1
- Saikosaponin B2
- Saikosaponin C
- Saikosaponin D
What health conditions is this plant used for?
This plant is used for treating liver-related diseases including hepatitis and liver damage, as well as managing systemic inflammation and supporting immune function. Its bioactive compounds act to protect hepatic cells from toxin-induced injury. By regulating inflammatory pathways, it helps reduce swelling and discomfort in various bodily tissues. Additionally, the plant helps modulate the immune function to prevent overactive or weakened responses. These combined properties make it a significant component in traditional medicinal practices for metabolic health.
According to a study published by "FEBS open bio", the dried roots of some species of Bupleurum L. serve as a famous Chinese herbal medicine for the treatment of liver- and cold-related diseases. These therapeutic effects are driven by saikosaponins, which act as the major active compounds within the plant. The study specifically identified the BcERF3 transcription factor gene from B. chinense and noted that its expression was higher in roots than in other tissues such as the stem, leaf, flower, and tender fruit of early fruiting plants. Furthermore, research demonstrated that the number of saikosaponins was greater in BcERF3-overexpressing hairy roots of B. chinense compared to plants treated with empty vector controls.
The main health conditions this plant is used for are shown in the list below.
- liver damage
- hepatitis
- inflammation
- liver-related diseases
- immune system dysfunction
What are the herbal preparations of this plant?
This plant is the primary source for various medicinal preparations including Bupleuri Radix Extract, Chaihu Dropping Pills, Hochu-ekkii-to, Sinisan decoction, and Vinegar-baked Bupleurum chinense. These different forms are utilized in traditional medicine to regulate liver function and relieve stagnation. The specific processing method, such as using vinegar, can alter the herb's pharmacological properties and therapeutic direction. While extracts provide concentrated active compounds, classical formulas like Sinisan decoction combine the root with other herbs to treat complex patterns of disharmony. Each preparation serves a distinct clinical purpose depending on whether it is used as a pill, a decoction, or a concentrated extract.
According to a study published by "Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie", Bupleuri Radix is a medicinal plant used in traditional Chinese medicine for the prevention and treatment of obesity-related diseases. Bupleuri Radix Extract (BupE) was analyzed using ultra-performance liquid chromatography coupled to quadrupole time-of-flight mass spectrometry (UPLC/Q-TOF-MS) to study its ingredients, circulating metabolites, and fecal biotransformation products. In the study, UPLC/Q-TOF-MS fingerprints showed that 0 compounds from BupE or its metabolites or biotransformation products were detected in rodent serum samples. BupE attenuated obesity, liver steatosis, and dyslipidemia in HFD-fed mice by up-regulating the expression of FGF21 in liver and white adipose tissue (WAT) along with downstream proteins like β-klotho, GLUT1, and PGC-1α. High-throughput pyrosequencing data indicated that BupE reversed obesity-induced constructional and functional alterations of intestinal flora. Two specific bacterial strains, Bacteroides acidifaciens and Ruminococcus gnavus, were identified from feces to verify their role in the anti-obesity effects of BupE.
The main herbal preparations of this plant are shown in the list below.
- Bupleuri Radix Extract
- Chaihu Dropping Pills
- Hochu-ekkii-to
- Sinisan decoction
- Vinegar-baked Bupleurum chinense
What side effects this plant can have?
This plant can cause severe health complications including autoimmune-like hepatitis, liver damage, pneumonitis, stunting, and distortion. Consuming Bupleurum chinense may trigger an immune response that attacks the liver cells, leading to significant liver damage. In some cases, it has been associated with pneumonitis, which is an inflammation of the lung tissue. Furthermore, improper use or toxicity may result in physical stunting of growth. The plant has also been linked to developmental distortion in sensitive organisms.
According to a study published by "Liver international : official journal of the International Association for the Study of the Liver", Bupleurum chinense DC (Bc) was administered to C57BL/6J mice via intraperitoneal injection of herbal extracts at 1 mg/kg for 4 or 8 weeks. Treatment with Bc resulted in increased levels of serum AST, ALT, IgG, and ANA. The administration of Bc also caused prominent necroinflammatory changes in the livers of the mice. Additionally, Bc treatment led to a decrease in IFN-γ and an elevation of IL10 and TGF-β1 levels in liver tissues. These results indicate that Bc can modulate immune responses as suggested by the PBMC gene expression profile.
The main side effects this plant can have are shown in the list below.
- autoimmune-like hepatitis
- liver damage
- pneumonitis
- stunting
- distortion
What herbs are paired with Bupleurum chinense?
This plant is commonly paired with herbs such as Chai Hu, Bai Shao, Sheng Di Huang, and Gan Cao to form the classical formula Chai Hu Shu Gan San.
These combinations are specifically designed to regulate liver qi and relieve stagnation throughout the body. When paired with cooling herbs like Sheng Di Huang, the formula helps to nourish blood and clear heat simultaneously. The addition of Gan Cao acts as a harmonizing agent to balance the potency of the other medicinal components.
Such strategic herb pairings allow practitioners to target both the emotional and physical manifestations of liver disharmony.