Xi'an Sonwu Biotech Co., Ltd. is one of the most professional manufacturers and suppliers of harringtonine powder in China. We warmly welcome yuo to wholesale bulk harringtonine powder for sale here from our factory. Quality products and reasonable price are available.
Best Harringtonine Extract Supplement
Harringtonine powder, or HRT、Cepholotoxine, is an alkaloid extracted from the plant Cephalotaxus or its congeners and belongs to a group of drugs called protein synthesis inhibitors. It inhibits protein synthesis by interfering with ribosome function in diseased cells. Ribosomes are the essential tissue structure in cells responsible for protein synthesis. They are composed of ribonucleic acid and proteins. Cepholotoxine affects the protein synthesis process by binding to specific subunits of ribosomes, thereby inhibiting the growth and division of diseased cells. When other treatments have failed, it is frequently used with other chemotherapeutic medications to treat acute and chronic myelogenous leukemia.
It can interfere with DNA polymerase activity and nuclear protein synthesis, disrupting DNA synthesis. It is a non-specific drug of the cell cycle. It has a strong killing effect on cells in the S phase, particularly in cells in the G0 phase. It also inhibits central lesions and has no cross-resistance with alkylating agents and purines. It also has an immunosuppressive effect, significantly inhibiting cellular immunity and humoral immune function. It can interfere with DNA polymerase activity and nuclear protein synthesis, disrupting DNA synthesis. It is also used for polycythemia vera, chronic myelogenous leukemia, and promyelocytic leukemia. If you are interested in this natural alkaloid, contact Xi'an Sonwu anytime. Xi'an Sonwu can provide pure harringtonine extract powder.

Certificate Of Analysis
|
Item |
Specification |
Result |
|
Assays |
98% |
98.36% |
|
Appearance |
White powder |
Complies |
|
Identification |
Complie with standard |
Complies |
|
Odor&Taste |
Characteristic |
Complies |
|
Particle Size |
100% Pass 80 Mesh |
Complies |
|
Loss on Drying |
≤5.0% |
3.45% |
|
Ash |
≤5.0% |
2.14% |
|
Heavy metals |
≤20.0ppm |
Complies |
|
Extract solvent |
Water& ethanol |
Complies |
|
Total Mercury(Hg) |
≤0.1ppm |
Complies |
|
Total Plate Count |
≤1,000cfu/g |
Complies |
|
Yeast & Mold |
≤100cfu/g |
Complies |
|
E.Coli |
Negative |
Negative |
|
Salmonella |
Negative |
Negative |
Harringtonine Supplement For Sale
Xi'an Sonwu Biotech Co. Ltd. has over ten years of industry experience producing and selling raw materials. Xi'an Sonwu has established solid and reliable partnerships with countries in America, Asia, Europe, and Oceania. Xi'an Sonwu puts product quality first and strives to provide every customer with high-quality services to meet their needs fully.
Every stage of the Xi'an Sonwu production process, starting with the meticulous selection of raw materials, is highly regulated. High-quality products are a priority for Xi'an Sonwu, and its dedication to excellence is apparent in every way, including material choice, manufacturing processes, sample testing, and the staff's professionalism. To cut expenses without sacrificing quality and guarantee that clients obtain items of excellent value, Xi'an Sonwu painstakingly manages every element.
Xi'an Sonwu is proud of the positive feedback it has received from customers, who have consistently recognized the quality of the products. To further prove product confidence, Xi'an Sonwu will provide samples for you to test.
|
Cepholotoxine Form |
Sample Amount |
The Minimum Of Quantity |
|
Powder |
1g |
1g |
Customers's Good Comment

What Is The Mechanism Of Action Of Harringtonine
Harringtonine powder mechanism of action primarily involves inhibiting protein synthesis and inhibiting cell growth and division by interfering with ribosome function. Ribosomes are the critical machinery for protein synthesis in cells. It consists of large and small subunits, of which the large subunit contains a catalytic nucleic acid catalyst. The protein synthesis process involves the interaction of ribosomes with mRNA (messenger RNA) and tRNA (transfer RNA). Cepholotoxine interferes with the binding of ribosomes to tRNA by binding to the A site of the ribosome, thereby preventing its further protein synthesis. The A site of the ribosome is the site for new aminoacyl-tRNA to bind, and it binds to this site, preventing aminoacyl-tRNA from entering the ribosome.
Cepholotoxine interferes with protein chains' elongation and maturation processes by inhibiting ribosome protein synthesis activity. It interacts with multiple subunits on the ribosome, primarily binding to the ribosome exit factor eEF2 (eukaryotic elongation factor 2), resulting in the formation of peptide bonds being blocked and new aminoacyl-tRNA unable to be added to the growth during translation in the polypeptide chain. It blocks protein chain elongation and inhibits protein synthesis. In addition to blocking peptide bond formation and translation elongation, it interferes with ribosome movement on the mRNA. Under normal circumstances, ribosomes slide along the mRNA and translate multiple codons simultaneously to form a polysome. However, the binding of it blocks ribosome movement disrupts polysome formation, and causes ribosomes to dissociate from the mRNA.
Cepholotoxine can also exert anti-disease activity by regulating the expression of some bad cell-related genes and signaling pathways. Studies have found that it can inhibit the activity of abnormally activated protein kinases (such as BCR-ABL, FLT3-ITD, etc.). These kinases are overexpressed or abnormally activated in leukemia cells, promoting the growth and division of diseased cells. It can also induce apoptosis (programmed cell death) in diseased cells, a standard cell regulatory mechanism in the body that eliminates abnormal, damaged, or unwanted cells. Cepholotoxine triggers the apoptosis of diseased cells by affecting key molecules and signal transduction pathways in the apoptosis pathway.

What Is The Function Of Harringtonine
1. CML
A clonal proliferation condition of hematopoietic stem cells known as chronic myelogenous leukemia (CML) causes the leukemic stem cells to create aberrant white blood cells. The excessive bone marrow cell growth that usually occurs in CML patients causes abnormally high amounts of platelets red and white blood cells. Cepholotoxine can obstruct cancer cells' ability to make proteins, preventing them from growing and dividing.

2. AML
Acute myeloid leukemia (AML) is a subtype caused by abnormal hematopoietic stem cells that fail to mature normally and proliferate excessively. AML patients may have many immature white blood cells in their bone marrow, impairing hematopoietic system function. Cepholotoxine helps reduce the number of white blood cells and helps restore normal hematopoiesis by inhibiting the proliferation of white blood cells.
3. Viral infection
Researchers have found that it has specific antiviral activity against some RNA viruses. It inhibits viral growth and spread by reducing protein synthesis during viral replication. It may block the viral genome's transcription by inhibiting viral mRNA synthesis. By binding to viral ribosomes, it blocks viral protein synthesis. Ribosomes are the mechanism responsible for protein synthesis in cells. The binding of harringtonine to ribosomes may interfere with the synthesis of viral proteins, thereby inhibiting the growth of the virus.
4. Autoimmune diseases
The immune system wrongly targets and damages the body's tissues in autoimmune illnesses, leading to inflammation and harm. For autoimmune diseases, the main goals of treatment are to modulate the activity of the immune system, reduce the inflammatory response, and protect damaged tissue. T cells are one of the main executors of autoimmune reactions. Some studies have shown that it may inhibit the activity of T cells by inhibiting specific signaling pathways, thereby reducing the immune response.

Factory
1. Xi'an Sonwu Biotech Co., Ltd has a factory to produce, manufacture, and store the products, so it has adequate stock. Xi'an Sonwu has a well-ordered, clean, and tidy production department. Under Xi'an Sonwu, researchers can continuously develop high-quality new products.
2. Xi'an Sonwu has strict requirements on personnel allocation from production and testing to sales. To ensure that each product is escorted, rigorous data support and after-sales service are provided.

Certificate

Package

Logistics

Besides guaranteeing the product, the other most important thing is customers can receive the goods smoothly. So, Xi'an Sonwu supplies all kinds of couriers according to different needs.

FAQ
There are several essential points to consider when using it:
Medical professional guidance: Cepholotoxine is mainly used for severe types of leukemia, such as chronic myeloid leukemia (CML) and acute myeloid leukemia (AML). Always consult a medical professional before using it and follow their guidance and recommendations.
Side effect management: Cepholotoxine may cause side effects, including nausea, vomiting, diarrhea, fatigue, and bone marrow suppression. Bone marrow suppression may lead to problems such as anemia, thrombocytopenia, and leukopenia.
Monitor blood indicators: While taking it, doctors usually perform regular blood tests to monitor the patient's blood cell counts and liver function. That can help ensure that treatment is safe and effective and that potential problems are identified and dealt with promptly.
Drug Interactions: Before using it, tell your doctor about other drugs you are taking, including prescription drugs, over-the-counter drugs, and supplements.
Pregnant and nursing women: Cepholotoxine may cause adverse effects on the fetus or infant. Therefore, harringtonine should be avoided in pregnancy or lactation unless specifically directed by the clinician.
If you want to know the harringtonine extract powder manufacturer, you can contact Xi'an Sonwu. Click the email, and then you get high-quality harringtonine powder.
Email: sales@sonwu.com
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