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Immortalized cells, engineered to bypass senescence, are essential for controlled laboratory research, while cancer cells arise from genetic mutations and exhibit uncontrolled proliferation, aiding in cancer biology studies. Their applications span drug discovery, disease modeling, and therapy testing, though both face ethical and practical challenges. Innovations like organoids and CRISPR are transforming cellular research. Additionally, early identification of autism symptoms in toddlers enables timely intervention for better developmental outcomes.<br><br>
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IMMORTALIZED CELLS VS. CANCER CELLS EXPLORING CELLULAR PROPERTIES, APPLICATIONS, AND IMPLICATIONS www.kosheeka.com
OVERVIEW OF IMMORTALIZED CELLS Definition: Cells modified to bypass senescence and continue dividing. Techniques for immortalization: Telomerase activation, oncogenes, or viral transformation. Examples: HeLa cells, HEK293 cells. Image Source:- https://www.atcc.org/products/crl-3249
OVERVIEW OF CANCER CELLS Definition: Abnormal cells with uncontrolled proliferation due to genetic mutations. Hallmarks of cancer: Evasion of apoptosis, sustained angiogenesis, and metastasis. Examples: Breast cancer cells (MCF-7), melanoma cells (A375). Image Source:- https://www.rwdstco.com/what-you-need-to-know-about-commercial-cell-lines/
KEY DIFFERENCES: IMMORTALIZED VS. CANCER CELLS Feature Immortalized Cells Cancer Cells Purpose Laboratory research Disease manifestation Proliferation control Controllable Uncontrolled Genetic stability Relatively stable High mutation rates Generally tumorigenic non- Tumorigenicity Highly tumorigenic
APPLICATIONS OF IMMORTALIZED CELLS Key Points: Drug screening and toxicology tests. Study of normal cell biology and disease pathways. Genetic manipulation and recombinant protein production.
APPLICATIONS OF CANCER CELLS Key Points: Insights into cancer biology and therapy development. Studying tumor microenvironment and metastasis. Testing chemotherapy and immunotherapy efficacy. Image Source: https://onlinelibrary.wiley.com/doi/10.1111/jpi.12370
ETHICAL AND PRACTICAL CHALLENGES Immortalized cells: Risk of misidentification and contamination. Cancer cells: Ethical concerns about patient-derived lines and misuse. Reproducibility issues in both types.
EMERGING TRENDS AND INNOVATIONS Organoid models using immortalized cells and cancer cells. CRISPR-Cas9 for precise genetic editing in both cell types. AI-driven drug discovery using cellular models.
CONCLUSION AND DISCUSSION Immortalized and cancer cells: Tools for scientific advancement and medical breakthroughs. Understanding differences enhances research accuracy. Call to action: Balance research ethics with innovation.
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