Chemerin-expressing Tumors
Chemerin-expressing Tumors - Related Videos
07:54
Heterogeneity Mapping of Protein Expression in Tumors using Quantitative Immunofluorescence
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Cited by 27 •
2011
Here we describe a method to quantify molecular heterogeneity in histological sections of tumor material using quantitative immunofluorescence, image analysis, and a statistical measure of heterogeneity. The method is intended for use in clinical biomarker development and analysis.
03:19
Transduction to Label PDX Tumor Cells: Introducing Lentivirus Expressing Fluorescent Marker into the Tumor Cell In Vitro
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2023
The following video describes a technique of transduction to label (patient-derived xenografts) PDX tumor cells, which is used for introducing lentivirus expressing green-fluorescent protein and luciferase reporters into the tumor cell in vitro.
08:11
Measuring Growth and Gene Expression Dynamics of Tumor-Targeted S. Typhimurium Bacteria
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Cited by 22 •
2013
The goal of these experiments is to generate quantitative time-course data on the growth and gene expression dynamics of attenuated S. typhimurium bacterial colonies growing inside tumors. This video covers tumor cell preparation and implantation, bacteria preparation and injection, whole-animal luminescence imaging, tumor excision, and bacterial colony counting.
10:31
The Drosophila Imaginal Disc Tumor Model: Visualization and Quantification of Gene Expression and Tumor Invasiveness Using Genetic Mosaics
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Cited by 11 •
2016
This protocol demonstrates how to generate fluorescently marked, genetically defined clonal tumors in the Drosophila eye/antennal imaginal discs (EAD). It describes how to dissect the EAD and brain from the third instar larvae and how to process them to visualize and quantify gene expression changes and tumor invasiveness.
05:08
Fluorescent Orthotopic Mouse Model: Implanting GFP Expressing Cancer Cells into Mouse for Assessing Tumor Progression In Vivo
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2023
This video demonstrates the protocol for implanting green fluorescent protein-expressing pancreatic cancer cells orthotopically into the pancreas of the mouse. The orthotopic mouse model helps in investigating the efficacy of novel therapeutics on primary and metastatic tumors.
FAQs
Chemerin is secreted as a precursor and then converted into bioactive forms that signal mainly through CMKLR1. Consequently, the amount of chemerin detected in a tumor does not by itself describe the full signaling state. Evaluating expression alongside receptor activity can provide a more informative view of how chemerin-related pathways may influence tumor cells and surrounding tissues.
CMKLR1 signaling can affect immune-cell recruitment, tumor-cell behavior, and angiogenesis, linking chemerin activity to multiple components of the tumor microenvironment. These effects may alter interactions among neoplastic cells, immune cells, and stromal cells rather than acting through tumor cells alone. Examining those cellular relationships is therefore important when interpreting chemerin-associated features in cancer biology.
Chemerin’s effects are context-dependent, so tumors with detectable expression may not share the same biological behavior. Differences in tumor type and in the surrounding immune and stromal cell populations can change how signaling is experienced within the tissue. This variability means that findings from one tumor setting should not automatically be generalized to another without considering its microenvironment.
Chemerin connects cancer biology with inflammation and metabolism because it functions as both an adipokine and a chemoattractant. Through these roles, its activity can relate to immune-cell positioning and to metabolic features of the tumor setting. Studying this connection helps place chemerin within broader tumor biology rather than treating its expression as an isolated molecular characteristic.
Medical investigations can profile chemerin expression together with receptor activity to characterize the biology of a tumor. This approach examines not only whether chemerin is present, but also whether its principal signaling route may be active. The resulting information can help describe relationships among tumor-cell behavior, immune recruitment, angiogenesis, and the surrounding microenvironment.
Chemerin expression and receptor activity can be assessed for associations with disease progression or prognosis. Such profiling may reveal whether chemerin-related features track with clinically relevant patterns in a particular tumor context. However, interpretation depends on tumor type and surrounding immune and stromal cells, so these associations require context-specific evaluation rather than a uniform conclusion across cancers.
Patterns of chemerin expression and CMKLR1 activity can identify pathways for biomarker development or therapeutic investigation. Biomarker studies may use these features to characterize tumor biology or examine relationships with progression and prognosis. Therapeutic research can then investigate the implicated signaling pathways, while accounting for the context-dependent effects created by immune and stromal components.