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Overview Of Cell Separation And Isolation

Overview Of Cell Separation And Isolation

Cell separation was first achieved in 1964 by S. H. Seal, who separated large tumor cells from the smaller blood cells using filtration. Two years later, Pohl and Hawk performed experiments on how cells respond differently to a nonuniform electric field based on the cell type. Such observations were the inception of cell separation methods, which allow isolating a single cell type from a heterogeneous sample.

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Related Experiment Video

Updated: Aug 16, 2025

Rapid Isolation of Viable Circulating Tumor Cells from Patient Blood Samples

Rapid Isolation of Viable Circulating Tumor Cells from Patient Blood Samples

Published on: June 15, 2012

Technologies for Viable Circulating Tumor Cell Isolation.

Maria S Tretyakova¹, Maxim E Menyailo^1,2, Anastasia A Schegoleva^1,2

¹Laboratory of Cancer Progression Biology, Cancer Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences, 634009 Tomsk, Russia.

International Journal of Molecular Sciences

|December 23, 2022

Summary

Detecting circulating tumor cells (CTCs) is key to fighting cancer metastasis. This review explores methods for isolating viable CTCs to improve preclinical models and drug screening for antimetastatic therapies.

Keywords:

CTC cancer in vitro in vivo isolation metastasis

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Published on: May 14, 2019

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Last Updated: Aug 16, 2025

Rapid Isolation of Viable Circulating Tumor Cells from Patient Blood Samples

Rapid Isolation of Viable Circulating Tumor Cells from Patient Blood Samples

Published on: June 15, 2012

Circulating Tumor Cell Lines: an Innovative Tool for Fundamental and Translational Research

Circulating Tumor Cell Lines: an Innovative Tool for Fundamental and Translational Research

Published on: December 25, 2021

Micromanipulation of Circulating Tumor Cells for Downstream Molecular Analysis and Metastatic Potential Assessment

Micromanipulation of Circulating Tumor Cells for Downstream Molecular Analysis and Metastatic Potential Assessment

Published on: May 14, 2019

Area of Science:

Oncology
Cell Biology
Biotechnology

Background:

Metastasis, driven by circulating tumor cells (CTCs), is the primary cause of cancer mortality.
Effective detection and analysis of CTCs are crucial for understanding metastasis and developing targeted therapies.
Current challenges in CTC isolation include high heterogeneity, low abundance, and potential cell damage.

Purpose of the Study:

To review existing literature on methods for isolating viable CTCs.
To highlight the significance of viable CTCs for preclinical models and drug screening.
To discuss limitations in current CTC isolation techniques and propose future solutions.

Main Methods:

Literature review of various CTC isolation techniques.
Analysis of methods based on different cellular properties.
Evaluation of the utility of CTC-derived models.

Main Results:

Various methods exist for CTC isolation, but many compromise cell viability.
Viable CTCs are essential for generating preclinical models for drug screening and studying the metastatic cascade.
Significant limitations persist in current CTC isolation technologies.

Conclusions:

Advancements in CTC isolation are critical for improving cancer diagnostics and therapeutics.
Developing gentle isolation methods is paramount for preserving CTC integrity and function.
Future research should focus on overcoming existing limitations to enable more effective CTC utilization.