Tumor Graft Isolation
Tumor Graft Isolation - Related Videos
02:24
Chick Chorioallantoic Membrane Harvest: A Method to Isolate Tumor Graft-bearing Chorioallantoic Membrane from Chicken Egg
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2023
This video demonstrates the isolation of tumor-bearing chorioallantoic membrane from the chicken embryo. The harvested CAM can be used for further downstream applications.
05:47
Isolation and Transplantation of Different Aged Murine Thymic Grafts.
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Cited by 14 •
2015
This report provides a detailed description of transplanting murine thymi from different aged donor mice under the kidney capsule of immunodeficient mouse recipients. The goal of this approach is to model T cell development and thymic selection events in vivo.
10:15
Isolation and Characterization of Neutrophils with Anti-Tumor Properties
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Cited by 46 •
2015
Neutrophils play an important role not only in host defense against invading microorganisms, but are also involved in the immune surveillance of tumor cells. Here, we describe techniques related to the isolation of neutrophils with anti-tumor properties and methods for monitoring anti-tumor neutrophil function in vitro and in vivo.
10:15
Isolation and Culture Expansion of Tumor-specific Endothelial Cells
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Cited by 20 •
2015
We report a reliable method to isolate and culture primary tumor-specific endothelial cells from genetically engineered mouse models.
03:14
PDAC Stem Cell Isolation: A Method to Isolate Cancer Stem Cells from Pancreatic Tumors
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2023
This article describes the technique for isolating pancreatic cancer stem cells (CSCs) from human pancreatic ductal adenocarcinoma (PDAC) tissue. These CSCs are used to study the functional effects of drug treatment on the in vitro self-renewal capacity of CSCs for developing more efficient cancer treatments.
FAQs
Representative sampling depends on preserving tumor tissue while limiting carryover from surrounding host material. Investigators therefore remove non-tumor components before selecting washing, mechanical or enzymatic dissociation, or direct tissue processing. The appropriate choice is not universal: it should match whether the sample will undergo histology, molecular profiling, culture, transplantation, or another analysis.
Separating host tissue improves interpretability because the recovered sample is intended to represent the graft rather than surrounding material. This distinction matters when investigators examine tumor features, compare samples, or evaluate treatment response. At the same time, the isolation strategy can be selected to retain material needed for studying interactions between cancer cells and their microenvironment.
The intended analysis determines whether investigators use washing, mechanical or enzymatic dissociation, or direct tissue processing. These options provide different forms of recovered material, so the method should be matched to the planned endpoint rather than applied identically to every graft. Aligning preparation with the assay helps generate samples suitable for histology, profiling, culture, transplantation, or growth assessment.
A typical workflow begins with sterile excision of the graft, followed by removal of visibly non-tumor material. Investigators then wash the specimen and process it using mechanical or enzymatic dissociation, or retain it for direct tissue processing. The resulting preparation is preserved according to the planned study, helping standardize material across analyses.
For histology, investigators can retain and process tissue in a form appropriate for examining tumor structure. Molecular profiling requires recovered material suitable for analyzing tumor-associated molecular features, whereas cell culture or transplantation requires material that can be handled as tumor-derived cells or tissue. Matching the preparation to the endpoint prevents one workflow from being assumed suitable for all studies.
Isolated graft material supports several complementary cancer research questions. Histology can be used to examine tissue, molecular profiling to characterize molecular features, and culture or transplantation to work with recovered tumor material. The same overall isolation framework can therefore contribute to studies of tumor biology, therapeutic efficacy, tumor growth, and treatment response, depending on downstream processing.
Isolation does not only support analysis of cancer cells themselves. When investigators preserve appropriate tumor material, the sample can also contribute to examining interactions between cancer cells and their microenvironment. This is especially relevant when interpreting graft behavior or treatment effects, because the recovered specimen can provide context for relating tumor features to growth and response measurements.