Related Experiment Video
Updated: Jul 10, 2026
08:00
A Detailed Protocol for Characterizing the Murine C1498 Cell Line and its Associated Leukemia Mouse Model
Published on: October 14, 2016
[Expression of beta-Catenin in Leukemic Cell Lines]
Yu-Jie Mai1, Lu-Gui Qiu, Zeng-Jun Li
1State Key Laboratory of Experimental Hematology, Institute of Hematology and Blood Disease Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences, Tianjin 300020, China
Zhongguo Shi Yan Xue Ye Xue Za Zhi
|October 25, 2007
Summary
Beta-catenin, a key Wnt signaling pathway mediator, is widely expressed in leukemia cells. Its overexpression suggests aberrant Wnt pathway activation in leukemia pathogenesis.
Area of Science:
- Molecular Biology
- Cell Biology
- Oncology
Context:
- Beta-catenin is a crucial protein in cell adhesion and the Wnt signaling pathway.
- The Wnt signaling pathway plays a significant role in embryonic development and cancer progression.
- Leukemia is a group of blood cancers characterized by abnormal white blood cell proliferation.
Purpose:
- To investigate the expression levels of beta-catenin in various human leukemia cell lines.
- To determine the correlation between beta-catenin expression and leukemia pathogenesis.
- To explore the subcellular localization of beta-catenin in leukemic cells.
Summary:
- Beta-catenin gene and protein expression were analyzed in 15 human hematopoietic cell lines using RT-PCR and Western blot.
- High beta-catenin expression was observed in U937, KG1a, Jurkat, K562, and Namalwa cell lines.
- Immunocytochemistry revealed beta-catenin presence in the nuclei of all examined leukemic cells, with varying levels.
Impact:
- The widespread overexpression of beta-catenin in leukemia cells suggests potential aberrant activation of the Wnt signaling pathway.
- This finding highlights beta-catenin as a potential therapeutic target in leukemia treatment.
- Further research into the Wnt pathway's role in leukemia could lead to novel diagnostic and therapeutic strategies.
Related Concept Videos
01:23Catenins
Catenins are characterized by multiple binding domains and dynamic structures that allow them to function as linker proteins in cell junction complexes. All catenins, except α-catenin, contain a characteristic protein sequence called the armadillo repeat and are therefore also called armadillo proteins.
Catenins in Cell Junctions
Catenins bind to cell adhesion molecules such as cadherins and link them to different cytoskeletal proteins depending on the type of cell junction. At the adherens...
Catenins in Cell Junctions
Catenins bind to cell adhesion molecules such as cadherins and link them to different cytoskeletal proteins depending on the type of cell junction. At the adherens...
02:30Metastasis
Metastasis is the spread of cancer cells from the original site to distant locations in the body. Cancer cells can spread via blood vessels (hematogenous) as well as lymph vessels in the body.
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
01:19Cadherins in Tissue Organization
The cadherins are a superfamily of cell adhesion molecules comprising over 180 variants, with specific tissues expressing a particular combination of cadherin types. Cadherins generally exhibit homophilic binding; i.e., cadherins on one cell bind to cadherins of the same or closely related type on another cell. Thus, cells of the same type have a specific affinity to bind to each other and sort themselves into clusters to form tissues.
Cell Sorting During Development
Cell sorting plays an...
Cell Sorting During Development
Cell sorting plays an...
02:54Canonical Wnt Signaling Pathway
The gene encoding the main signaling molecules of the Wnt signaling pathways (the Wnt proteins) was discovered almost four decades ago by Nüsslein-Volhard and Wieschaus. They identified and originally named the gene "wingless" (wg) after a phenotype discovered during their landmark genetic screen in Drosophila for body pattern defects. At around the same time, another researcher named Harold Varmus found that a murine tumor virus activates the mammalian wg homolog, Int-1, which results in tumor...
02:54Canonical Wnt Signaling Pathway
The gene encoding the main signaling molecules of the Wnt signaling pathways (the Wnt proteins) was discovered almost four decades ago by Nüsslein-Volhard and Wieschaus. They identified and originally named the gene "wingless" (wg) after a phenotype discovered during their landmark genetic screen in Drosophila for body pattern defects. At around the same time, another researcher named Harold Varmus found that a murine tumor virus activates the mammalian wg homolog, Int-1, which results in tumor...
01:41Non-Canonical Wnt Signaling Pathways
Wnt is a zygotic effect gene that is expressed during very early embryonic development. It regulates various processes in animals starting from early development through the adult stage, such as organogenesis in the embryo and maintenance of neuronal and blood stem cells. Wnt proteins can induce a wide variety of intracellular pathways depending upon the specific abilities of different Wnt ligands to form a complex with shared and cognate receptors in the presence of different co-receptors. The...