C57BL/6JCya-Lmo7em1flox/Cya
Common Name:
Lmo7-flox
Product ID:
S-CKO-10882
Background:
C57BL/6JCya
Product Type
Age
Genotype
Sex
Quantity
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Basic Information
Strain Name
Lmo7-flox
Strain ID
CKOCMP-380928-Lmo7-B6J-VA
Gene Name
Product ID
S-CKO-10882
Gene Alias
FBXO20; Gm914; mKIAA0858
Background
C57BL/6JCya
NCBI ID
Modification
Conditional knockout
Chromosome
14
Phenotype
Document
Application
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Note: When using this mouse strain in a publication, please cite “C57BL/6JCya-Lmo7em1flox/Cya mice (Catalog S-CKO-10882) were purchased from Cyagen.”
Strain Description
Ensembl Number
ENSMUST00000100337
NCBI RefSeq
NM_201529
Target Region
Exon 8~9
Size of Effective Region
~2.6 kb
Detailed Document
Overview of Gene Research
LMO7, or LIM domain only 7, is a multifunctional protein involved in various biological processes. It acts as an E3 ubiquitin ligase and is associated with pathways like TGF-β signaling, glycolysis regulation, and is crucial for maintaining normal cellular functions and tissue homeostasis [1,2,4]. Genetic models, such as gene knockout (KO) mouse models, have been instrumental in studying its functions.
In macrophage-related studies, LMO7 deficiency in macrophages facilitated inflammatory injury in murine colitis. LMO7 directly degraded PFKFB3, inhibiting glycolysis and macrophage activation, indicating its role in modulating macrophage function and IBD pathogenesis [1].
In vascular smooth muscle cells, global or smooth muscle-specific LMO7 deletion in mice enhanced neointimal formation, TGF-β signaling, and ECM deposition, showing its negative feedback regulation of the TGF-β pathway in vascular fibrosis [2].
In pancreatic cancer, LMO7 knockdown or knockout in mouse PC cells significantly suppressed cell proliferation, colony formation, and mobility in vitro and tumor growth and metastasis in vivo, suggesting it promotes cancer progression [3].
In pulmonary fibrosis, knockdown of LMO7 in mice impaired the profibrotic phenotype of fibroblasts, and AAV-mediated Lmo7 shRNA ameliorated BLM-induced lung fibrosis, highlighting its role in driving profibrotic fibroblast polarization [4].
In conclusion, LMO7 plays essential roles in regulating multiple biological processes and is involved in various disease conditions. The use of KO/CKO mouse models has revealed its significance in inflammatory bowel disease, vascular fibrosis, pancreatic cancer, and pulmonary fibrosis, providing insights into potential therapeutic targets for these diseases.
References:
1. Duan, Shixin, Lou, Xinyi, Chen, Shiyi, Sun, Lei, Qian, Feng. 2023. Macrophage LMO7 deficiency facilitates inflammatory injury via metabolic-epigenetic reprogramming. In Acta pharmaceutica Sinica. B, 13, 4785-4800. doi:10.1016/j.apsb.2023.09.012. https://pubmed.ncbi.nlm.nih.gov/38045056/
2. Xie, Yi, Ostriker, Allison C, Jin, Yu, Hwa, John, Martin, Kathleen A. . LMO7 Is a Negative Feedback Regulator of Transforming Growth Factor β Signaling and Fibrosis. In Circulation, 139, 679-693. doi:10.1161/CIRCULATIONAHA.118.034615. https://pubmed.ncbi.nlm.nih.gov/30586711/
3. Liu, Xinjian, Yuan, Hao, Zhou, Jing, Jiang, Kuirong, Li, Guangfu. 2021. LMO7 as an Unrecognized Factor Promoting Pancreatic Cancer Progression and Metastasis. In Frontiers in cell and developmental biology, 9, 647387. doi:10.3389/fcell.2021.647387. https://pubmed.ncbi.nlm.nih.gov/33763427/
4. Sun, Lei, Zhang, Hai-Bo, Jiang, Hong-Chao, Hu, Jian-Guo, Qian, Feng. 2025. LMO7 drives profibrotic fibroblast polarization and pulmonary fibrosis in mice through TGF-β signalling. In Acta pharmacologica Sinica, , . doi:10.1038/s41401-025-01488-9. https://pubmed.ncbi.nlm.nih.gov/40000880/
Quality Control Standard
Sperm Test
Pre-cryopreservation: Measurement of sperm concentration, determination of sperm viability.
Post-cryopreservation: A vial of cryopreserved sperms is selected for in-vitro fertilization from each batch.
Environmental Standards:SPF
Available Region:Global
Source:Cyagen