Transfected Stable Cell Lines
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Precision reporter, kinase, immune receptor, biosimilar, Cas9, and knockout stable cell lines for diverse applications.
Cat. No. : CSC-RO0326
Host Cell : Ba/F3 Size : >1x106 frozen cells/vial
| Cat. No. | CSC-RO0326 |
| Description | This cell line is engineered to stably overexpress exogenous EML4-ALK fusion gene with F1174C and D1203N mutations in the ALK part. |
| Target Gene | EML4-ALK |
| Gene Species | Homo sapiens (Human) |
| Host Cell | Ba/F3 |
| Host Cell Species | Mus musculus (Mouse) |
| Applications | Drug screening and biological assays |
| Biosafety Level | 2 |
| Size | >1x10^6 frozen cells/vial, 1 mL |
| Stability | Stable in culture over a minimum of 10 passages |
| Quality Control | Negative for bacteria, yeast, fungi and mycoplasma. |
| Growth Conditions | 37 °C, 5% CO2 |
| Storage | Liquid nitrogen |
| Shipping | Dry ice |
| Thawing & Subculturing Instructions | 1. Thaw cells by gently swirling in a 37°C water bath. To limit contamination, do not submerge the O-ring and cap. 2. When cells are ~70% thawed (~1 min), transfer the vial into a biosafety cabinet, and wipe the surface with 70% ethanol. Allow tube to dry completely. 3. Transfer the cells gently into a 15 mL conical tube containing 10 mL of pre-warmed culture medium (without antibiotic selection marker). Centrifuge cells at ~125 x g for 5~7 min. 4. Remove supernatant without disturbing the pellet, and resuspend cells in 1 mL culture medium (without antibiotic selection marker). Transfer cells to a 6-well plate containing ~2 mL pre-warmed growth medium (without antibiotic selection marker) or a T25 flask containing 5 mL pre-warmed culture medium (without antibiotic selection marker). 5. Incubate the culture at 37°C with 5% CO2. 6. Subculture: split saturated culture 1:4 ~ 1:6 every 3 days; seed out at about 1~3 x 10^5 cells/mL. |
| Freeze Medium | Frozen with 70% medium, 20% FBS, 10% DMSO |
| Growth Properties | Suspension, round |
| Freezing Instructions | Cells are recommended to generate additional frozen stocks at early passages. Frozen stocks should be preserved in a designated cryopreservation medium or in 70% RPMI 1640 + 20% FBS + 10% DMSO (without antibiotic selection marker). 1. Prepare the freezing medium (70% RPMI 1640 + 20% FBS + 10% DMSO, without antibiotic selection marker) fresh immediately before use. 2. Keep the freezing medium on ice and label cryovials. 3. Transfer cells to a sterile, conical centrifuge tube, and count the cells. 4. Centrifuge the cells at 250 x g for 5 minutes at room temperature and carefully aspirate off the medium. 5. Resuspend the cells at a density of at least 3 x10^6 cells/ml in chilled freezing medium. 6. Aliquot 1 ml of the cell suspension into each cryovial. 7. Freeze cells in the CoolCell freezing container overnight in a -80°C freezer. 8. Transfer vials to liquid nitrogen for long-term storage. |
| Mycoplasma | Negative |
| Format | One frozen vial containing millions of cells |
| Storage | Liquid nitrogen |
| Safety Considerations |
The following safety precautions should be observed. 1. Use pipette aids to prevent ingestion and keep aerosols down to a minimum. 2. No eating, drinking or smoking while handling the stable line. 3. Wash hands after handling the stable line and before leaving the lab. 4. Decontaminate work surface with disinfectant or 70% ethanol before and after working with stable cells. 5. All waste should be considered hazardous. 6. Dispose of all liquid waste after each experiment and treat with bleach. |
| Ship | Dry ice |
| Target Gene | EML4-ALK |
The EML4-ALK-D1203N-F1174C gene mutation is a specific alteration that occurs in the EML4-ALK fusion gene, which is responsible for encoding the EML4-ALK fusion protein. This fusion protein is a tyrosine kinase that plays an essential role in cell growth, proliferation, and migration.Mutations in the EML4-ALK gene can lead to uncontrolled cell growth, commonly seen in non-small cell lung cancer (NSCLC), particularly in an isoform known as positive lymphoma kinase (ALK).
The EML4-ALK-D1203N-F1174C mutation is a complex mutation involving two specific alterations: D1203N and F1174C. The D1203N mutation occurs at amino acid 1203, resulting in the substitution of aspartic acid for asparagine, and the F1174C mutation occurs at amino acid 1174, resulting in the substitution of phenylalanine for cysteine. Together, these alterations affect the structure and function of the EML4-ALK fusion protein, leading to its constitutive activation and promoting cell growth, survival and migration.
This particular mutation is of interest in non-small cell lung cancer as it is often associated with a poor prognosis and limited treatment options.The EML4-ALK-D1203N-F1174C mutation can produce resistance to standard chemotherapeutic agents and alter the sensitivity of cancer cells to a variety of therapeutic approaches.
The human EML4-ALK-D1203N-F1174C stable cell line, BaF3, is an important tool for researchers to study the function and signalling pathway of the EML4-ALK fusion gene.The EML4-ALK fusion gene is produced by the fusion of the EML4 gene and the ALK gene, which results in the production of a fusion protein with constitutively active tyrosine kinase activity.
The D1203N and F1174C mutations in the ALK gene are known to produce resistance to ALK inhibitors, making this stable cell line an important model for studying the mechanisms of resistance and developing new therapies to overcome resistance.
This stable cell line can be used to test the efficacy of new ALK inhibitors and to study the signalling pathways downstream of mutant ALK proteins. It provides an important tool for the study and development of targeted therapies for NSCLC patients with mutations in the EML4-ALK fusion gene, including those resistant to existing inhibitors.
In conclusion, the human EML4-ALK-D1203N-F1174C stable cell line, BaF3, plays an important role in the study and development of new targeted therapies against this aggressive lung cancer.
A: The EML4-ALK-D1203N-F1174C gene represents a specific variant of the EML4-ALK fusion gene, which is found in some cases of non-small cell lung cancer (NSCLC). The D1203N and F1174C mutations occur within the ALK (anaplastic lymphoma kinase) portion of the fusion protein, altering its structure and function. This variant is known to contribute to the development of aggressive lung cancer and is a target for targeted therapies.
A: The D1203N and F1174C mutations in the EML4-ALK fusion protein affect ALK function by altering its kinase domain. These changes can lead to increased kinase activity, which in turn promotes uncontrolled cell growth and survival. This hyperactivity is a key driver of the oncogenic process in some NSCLC cases.
A: Targeting the EML4-ALK-D1203N-F1174C fusion gene has significant therapeutic implications. Inhibitors of ALK kinase activity, such as crizotinib (Xalkori) and newer ALK inhibitors, can be effective in treating NSCLC with this specific fusion variant. These targeted therapies can lead to tumor regression and improve patient outcomes.
A: The EML4-ALK-D1203N-F1174C fusion gene is detected through molecular diagnostic techniques such as reverse transcription polymerase chain reaction (RT-PCR), fluorescence in situ hybridization (FISH), and next-generation sequencing (NGS). These methods can identify the specific fusion event and the presence of the D1203N and F1174C mutations, allowing for accurate diagnosis and treatment planning for patients with NSCLC and this fusion variant.
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The Human ETV6-SYK Stable Cell Line - BaF3 has been widely cited in scientific literature, indicating its significant contribution to research on ETV6-SYK fusion kinase and its role in hematological malignancies.
Offering a range of cell lines, the Human ETV6-SYK Stable Cell Line - BaF3 adds to the diversity of research tools available for studying hematological cancers, enabling researchers to explore various aspects of the disease.
Researchers appreciate the provider's willingness to offer customization services for the Human ETV6-SYK Stable Cell Line - BaF3, allowing for tailored experiments that meet specific research needs and objectives.
The Human ETV6-SYK Stable Cell Line - BaF3 undergoes rigorous quality control measures, ensuring that researchers receive a reliable and high-quality product that consistently performs in experiments.
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