MCA-3D Cells
USD$800.00*
Products are shipped frozen on dry ice in cryotubes. Each cryotube typically contains 3 × 106 cells for adherent lines or 5 × 106 cells for suspension lines (refer to the batch CoA for details).
General information
| Description | The MCA-3D cell line is derived from primary mouse epidermal cultures that exhibit resistance to calcium-induced terminal differentiation. These cells were initially treated with the carcinogens N-methyl-N'-nitro-N-nitrosoguanidine (MNNG) or 7,12-dimethylbenz[a]anthracene (DMBA), and subsequently exposed to 12-O-tetradecanoylphorbol-13-acetate (TPA). The resistance to terminal differentiation was assessed by elevating calcium levels in the culture medium to 1.2 mM, which selectively allows for the growth of transformed cells while normal cells typically undergo terminal differentiation and death. The MCA-3D cell line displays an epithelial morphology and forms well-defined colonies in culture. Ultrastructural analysis reveals that MCA-3D cells contain keratin filaments and desmosomes, which are indicative of their epithelial origin and suggest maintenance of some degree of normal keratinocyte differentiation. However, the exact abundance of these structures can vary among subpopulations within the line. MCA-3D cells have been tested for tumorigenicity by subcutaneous injection into syngeneic Balb/c neonates, with results indicating that this line is non-tumorigenic, even after prolonged culture in high calcium conditions. Additionally, the MCA-3D cells do not grow in soft agar, further supporting their non-malignant phenotype. Biochemical assays for gamma glutamyl transpeptidase (GGT) activity and transglutaminase activity have shown that MCA-3D cells are negative for GGT, and their transglutaminase activity does not correlate with tumorigenic potential, aligning with their non-tumorigenic classification. Overall, the MCA-3D cell line serves as a model for studying the early stages of carcinogenesis and the factors that influence the progression from preneoplastic lesions to fully malignant tumors. |
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| Organism | Mouse |
| Tissue | Skin |
| Synonyms | MCA3D, MCa3D, MCA/3D, MCA 3D |
Characteristics
| Breed/Subspecies | BALB/c |
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| Gender | Female |
| Cell type | Keratinocyte |
| Growth properties | Adherent |
Regulatory Data
| Citation | MCA-3D (Cytion catalog number 400437) |
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| Biosafety level | 1 |
| NCBI_TaxID | 10090 |
| CellosaurusAccession | CVCL_5797 |
Biomolecular Data
Handling
| Culture Medium | Ham's F12, w: 1.0 mM stable Glutamine, w: 1.0 mM Sodium pyruvate, w: 1.1 g/L NaHCO3 (Cytion article number 820600a) |
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| Supplements | Supplement the medium with 10% FBS |
| Dissociation Reagent | Accutase |
| Subculturing | Remove medium and rinse the adherent cells using PBS without calcium and magnesium (3-5 ml PBS for T25, 5-10ml for T75 cell culture flasks). Add TrypleExpress(1-2ml per T25, 2.5ml per T75 cell culture flask), the cell sheet must be covered completely. Incubate at 37 degree Celsius for 15-20 minutes. Carefully resuspend the cells with medium (10 ml), centrifuge for 5 min at 300xg, resuspend cells in fresh medium and dispense into new flasks which contain fresh medium. |
| Seeding density | 0.5 to 1 x 104 cells/cm2 |
| Fluid renewal | 2 to 3 times per week |
| Post-Thaw Recovery | After thawing, plate the cells at 5 x 104 cells/cm2 and allow the cells to recover from the freezing process and to adhere for at least 24 hours. |
| Freeze medium | As a cryopreservation medium, we use complete growth medium (including FBS) + 10% DMSO for adequate post-thaw viability, or CM-1 (Cytion catalog number 800100), which includes optimized osmoprotectants and metabolic stabilizers to enhance recovery and reduce cryo-induced stress. |
| Thawing and Culturing Cells |
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| Incubation Atmosphere | 37°C, 5% CO2, humidified atmosphere. |
| Shipping Conditions | Cryopreserved cell lines are shipped on dry ice in validated, insulated packaging with sufficient refrigerant to maintain approximately −78 °C throughout transit. On receipt, inspect the container immediately and transfer vials without delay to appropriate storage. |
| Storage Conditions | For long-term preservation, place vials in vapor-phase liquid nitrogen at about −150 to −196 °C. Storage at −80 °C is acceptable only as a short interim step before transfer to liquid nitrogen. |
Quality Control & Molecular Analysis
| Sterility | Mycoplasma contamination is excluded using both PCR-based assays and luminescence-based mycoplasma detection methods. To ensure there is no bacterial, fungal, or yeast contamination, cell cultures are subjected to daily visual inspections. |
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Certificate of Analysis (CoA)
| Lot Number | Certificate Type | Date | Catalog Number |
|---|---|---|---|
| 400437-712 | Certificate of Analysis | 26. May. 2025 | 400437 |