Human Colon Cell HCT-15 based Proliferation Assay Service
The HCT-15 proliferation assay is a critical tool that provides a precise, functional readout of your compound's effect on tumor cell growth. The HCT-15 cell line is particularly relevant as it models colorectal cancer (CRC) drug resistance, making it an essential platform for testing late-stage preclinical candidates. Creative Biolabs solves the problem of low-fidelity screening data by using this clinically pertinent model combined with a high-sensitivity luminescent platform.
Background What We Can Offer Workflow Publication Why Choose Us FAQs Customer Review Related Services Contact Us
The HCT-15 Model: Background and Preclinical Relevance
The HCT-15 cell line is a critical adenocarcinoma model for studying CRC biology and drug resistance, particularly due to its mutation status, which reflects challenging clinical phenotypes. Recent literature confirms its pivotal role as a functional readout for pathways linking chronic inflammation and cancer progression. For example, the model was instrumental in demonstrating that compounds can potently inhibit HCT-15 growth by directly targeting TNF and blocking the NF-κB signaling cascade. The proliferation assay quantifies these effects with high precision, offering essential efficacy data for preclinical drug candidates.
Actionable Solutions
Quantitative Potency Metrics
We provide accurate GI50 values calculated from rigorous, multi-point dose-response curves, ensuring the reliability needed for IND filing.
Mechanistic Differentiation
Our comprehensive data package includes the essential triad of growth inhibition concentration 50% (GI50), total growth inhibition (TGI), and lethal concentration 50% (LC50) metrics. This clear distinction between cytostatic (growth-inhibiting) and cytotoxic (cell-killing) effects is crucial for defining a drug's therapeutic profile and mechanism.
Validated Model Performance
You receive reliable and reproducible results from the HCT-15 cell line, a model known for its relevance to CRC drug resistance and inflammation-related signaling pathways.
If your project requires robust, quantitative efficacy data before advancing to in vivo studies, we encourage you to inquire now to discuss your specific compound requirements.
Workflow: From Compound Submission to Data Delivery
Creative Biolabs adheres to a highly standardized, transparent, and scalable workflow designed for both single-compound analysis and high-throughput screening (HTS) of compound libraries.
Publication
This study identifies roburic acid, a triterpene acid, as a novel anti-colorectal cancer agent that acts by directly targeting the inflammatory cytokine tumor necrosis factor (TNF). Roburic acid directly binds TNF, disrupting its interaction with TNF-R1. This action suppresses the TNF-induced NF-κB signaling pathway, leading to G0/G1 cell cycle arrest and apoptosis in cancer cells in vitro and in vivo. By downregulating survival proteins (Mcl-1, XIAP), Roburic acid is positioned as a promising TNF-targeting therapeutic candidate.
Fig.1 Roburic acid inhibits the growth of human colorectal cancer cells. 1
Why Choose Us
Creative Biolabs combines a superior technological platform with unparalleled expertise in HCT-15 cell line biology to deliver highly reliable and actionable data. Our technical superiority via ATP detection utilizes the ATP based luminescent assay, offering greater sensitivity and a wider dynamic range than older colorimetric methods. This ensures data integrity and minimizes compound interference. We provide deep mechanistic relevance for challenging studies, including the TNF/NF-κB cascade, supporting the MOA required for IND submissions. Finally, we deliver a comprehensive pharmacological profile of GI50, TGI, and LC50, distinguishing between cytostasis and true cytotoxicity.
Experience the Creative Biolabs Advantage - Get a Quote Today
FAQs
Q: How can the HCT-15 model help me if my compound is designed to target a different colon cancer pathway?
A: The HCT-15 proliferation assay is a powerful functional endpoint that measures the ultimate consequence of pathway modulation. If your Wnt inhibitor is effective, the cells will show reduced growth, providing a quantifiable GI50.
Q: Is the HCT-15 model appropriate for testing immune-modulating drugs?
A: Absolutely. HCT-15 is highly relevant for studying inflammation-related cancer, specifically due to its active TNF/NF-κB pathway. For drugs that rely on immune cell interactions, we can integrate co-culture models or use specific cytokine stimulations to simulate the tumor microenvironment with the HCT-15 cell line.
Q: My compound is highly lipophilic and has solubility issues. What precautions do you take during the assay?
A: Solubility is a critical factor. We perform rigorous pre-assay solubility testing in the recommended vehicle (typically DMSO or specialized buffers). We strictly adhere to industry standards to ensure that any observed effect is due to your compound and not vehicle cytotoxicity.
Customer Review
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Robust Pathway Validation
Using Creative Biolabs' Hservice in our research has significantly facilitated the validation of our NF-κB inhibitor. The GI50 data correlated perfectly with the observed suppression of XIAP and Survivin in our parallel western blots, providing a strong functional readout. - Dr. S*rah
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Superior HTS Capability
Using Creative Biolabs' service in our research has significantly facilitated our HTS campaign. Their rapid turnaround on 384-well plate processing allowed us to screen an entire library of 500 compounds in a fraction of the time. - J*hn C*arter
Related Services
To fully validate your lead compound's efficacy and advance your preclinical data package, Creative Biolabs offers several complementary services often required following an initial HCT-15 proliferation screen.
Cell Apoptosis Assessment Services
Apoptosis is vital for cellular homeostasis; its dysregulation causes disease. Creative Biolabs provides extensive, state-of-the-art flow cytometry based apoptosis assay services tailored for therapeutic evaluation.
Learn More →
Cell Cycle Progression Assessment Service
Creative Biolabs' cell cycle progression assessment service uses advanced flow cytometry to provide precise, cell-by-cell analysis of cell cycle phases, crucial for understanding therapeutic effects.
Learn More →
Contact Us
For those seeking robust, validated, and high-quality data to navigate the complexities of preclinical oncology, the Creative Biolabs' HCT-15 based proliferation assay service is your definitive solution. Our dedication to superior methodology and comprehensive data analysis ensures that you receive actionable insights, allowing you to confidently advance your most promising therapeutic candidates.
Contact our expert team today to discuss your specific screening requirements and learn how we can accelerate your path from discovery to clinical validation.
Reference
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Xu, Huanhuan, et al. "Roburic Acid Targets TNF to Inhibit the NF-κB Signaling Pathway and Suppress Human Colorectal Cancer Cell Growth." Frontiers in Immunology 13 (2022). Distributed under Open Access license CC BY 4.0, without modification. https://doi.org/10.3389/fimmu.2022.853165
