Immortalized Human Bone Marrow Mesenchymal Stem Cells-SV40

Cat.No.: CSC-I9164L

Species: Homo sapiens

Source: Bone Marrow

Morphology: Bipolar

Culture Properties: Adherent

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Cat.No.
CSC-I9164L
Description
Species
Homo sapiens
Source
Bone Marrow
Culture Properties
Adherent
Morphology
Bipolar
Immortalization Method
Serial passaging and transduction with recombinant lentiviruses carrying SV40 Large T antigen
Markers
CD73, CD90, CD105
Application
For Research Use Only
Storage
Directly and immediately transfer cells from dry ice to liquid nitrogen upon receiving and keep the cells in liquid nitrogen until cell culture needed for experiments.

Note: Never can cells be kept at -20 °C.
Shipping
Dry Ice.
Recommended Products
CIK-HT003 HT® Lenti-SV40T Immortalization Kit
Quality Control
Real Time PCR was used to quantify SV40 gene expression in immortalized cell line.
BioSafety Level
II
Citation Guidance
If you use this products in your scientific publication, it should be cited in the publication as: Creative Bioarray cat no. If your paper has been published, please click here to submit the PubMed ID of your paper to get a coupon.

Immortalized Human Bone Marrow Mesenchymal Stem Cells-SV40 (SV40-hBMMSCs) are immortalized MSC cell line from primary human bone marrow derived mesenchymal stem cells, created using stable expression of the SV40 large T antigen. By doing this, the cells lifespan was prolonged without affecting mesenchymal stem cell phenotype and function allowing for reproducible long-term in vitro experimentation.

SV40-hBMMSCs are adherent, monolayer, spindle-shaped cells, similar in appearance to fibroblasts. The cells show positive results for MSC markers CD73+, CD90+, CD105+ but negative outcomes for hematopoietic markers CD34- and CD45-. They also maintain multipotent differentiation capability towards osteogenic, adipogenic and chondrogenic lineages when exposed to proper conditions.

Researchers apply immortalized hBMMSCs-SV40 to study MSC functions like renewal processes, differentiation mechanisms and senescence behavior. Because of the extended life of these cells, they allow for controlled study of gene regulation, cell signaling and cell-cell/matrix interaction. Since these cells are immortalized, there is no variability due to donors or early replicative senescence. They are used in drug screening, biomaterial assessment as well tissue regeneration and disease modeling.

The impact of microstructure and extracellular matrix suspension on the proliferation of bone marrow-derived mesenchymal stem cells for osteochondral defect repair

Osteochondral defects remain challenging due to cartilage's limited healing capacity. Stocco et al. developed oxidized polyvinyl alcohol (OxPVA) scaffolds with/without human cartilage-derived decellularized ECM (dECM) to support immortalized human bone marrow mesenchymal stem cells (HM1-SV40) adhesion and proliferation for cartilage regeneration.

HM1-SV40 cell proliferation was analyzed at 7 and 14 days post-seeding. At Day 7, cell adhesion and proliferation on smooth OxPVA (control) was negligible compared to all porous scaffolds (P < 0.01 vs OxPVA+10%P; P < 0.0001 vs OxPVA+15%P and +25%P). Among porous groups, OxPVA+25%P showed significantly higher proliferation than OxPVA+10%P and +15%P (P < 0.0001), and OxPVA+15%P outperformed OxPVA+10%P (P < 0.0001; Fig. 1A). By Day 14, proliferation decreased across all groups. While OxPVA+25%P and +15%P remained significantly higher than control (P < 0.0001), the difference between control and OxPVA+10%P was no longer significant. OxPVA+25%P maintained the highest cell number, significantly exceeding both OxPVA+15%P and +10%P (P < 0.0001), with OxPVA+15%P also outperforming +10%P (P < 0.0001; Fig. 1B).

Human bone marrow mesenchymal stem cells (HM1-SV40) adhesion and proliferation on different OxPVA-based scaffolds prepared without porogen (OxPVA) or with different porogen (P) percentages (OxPVA + 10%P, OxPVA + 15%P, OxPVA + 25%P). Cells behavior was determined by MTT assay at 7 days (A) and 14 days (B) from seeding. (**P < 0.01; ****P < 0.0001).

Fig. 1. Human bone marrow mesenchymal stem cells (HM1-SV40) adhesion and proliferation on different OxPVA-based scaffolds prepared without porogen (OxPVA) or with different porogen (P) percentages (OxPVA + 10%P, OxPVA + 15%P, OxPVA + 25%P) (Stocco E, Confalonieri M, et al., 2025).

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