The DispenCell™ Single-Cell Dispenser is an automated laboratory instrument designed for fast, easy and gentle single-cell isolation. DispenCell integrates seamlessly into your laboratory workflow, with a plug-and-play approach. Flexible and effortless, DispenCell operates equally under sterile conditions in a culture hood, or on a simple benchtop.
The all-new CloneSelect Imager FL adds high contrast multichannel fluorescent technology in addition to the standard white light imaging that allows for accurate single-cell detection and proof of monoclonality at day 0. Identify and verify gene edits with comparative confluence assays.
DispenCell is a trademark of SEED Biosciences SA
Cell line development is a critical step in the process of generating biopharmaceutical molecules, such as monoclonal antibodies. The process often begins with transfecting the host cell type with the DNA encoding the therapeutic protein of interest allowing for random or directed integration of target DNA into the host cell genome. Thousands of clones are screened to isolate the rare high producing cells, a manual and time-consuming process.
The drug discovery landscape is shifting, with more scientists centering cell line development, disease models, and high-throughput screening methods around physiologically-relevant 3D cell models. The reason for this is clear: Using cellular model systems in research that closely mimic patient disease states or human organs can bring life-saving therapeutics to market – faster.
Monoclonal antibodies (mAbs) originate from one unique parent cell, thus binding only to a single epitope. Monoclonal antibody discovery typically refers to the screening and identification of specific antibodies that target a specific epitope for the diagnosis and treatment of diseases, like the coronavirus for COVID-19.
Cell line development and assurance of monoclonality are critical steps in the process of generating biopharmaceutical molecules, such as monoclonal antibodies. A cell line can be established following the isolation of a single viable cell robustly expressing the protein of interest. A key milestone in this process is documenting evidence of clonality. Documentation of clonality is typically image-based, whereby an image of a single cell is produced and included in regulatory filings.
The isolation of single cells remains a challenging task in single-cell genomics. Current methods lack the evidence that only a single-cell has been isolated in the analysis vessel. It is important that the integrity of the cells is maintained prior to their lysis in order to preserve their DNA.
Furthermore, cells should undergo as little stress as possible prior to their lysis in order to preserve their RNA and its expression level. The CloneSelect Single-Cell Printer Series deposits single cells in a very gentle manner, guaranteeing high purity and high viability.
This provides optimal basis for downstream single-cell genomic analysis.
Cell line development requires the discovery of single cell-derived clones that produce high and consistent levels of the target therapeutic protein. The first step in the process is the isolation of single, viable cells. Limiting dilution is a technique that relies on statistical probability but is time consuming. The DispenCell™ Single-Cell Dispenser enables fast, easy, and gentle isolation of cells, as well as provides instantaneous proof of clonality and traceability post-cell dispensing.
** Monoclonal reliability error definition:
Impedance trace reliability error = P(obs > 1|z = 1) = P(obs > 1nz = 1)/P(z = 1)
The monoclonal reliability error is defined as the probability of observing more than one particle/cell when the impedance time trace exhibits one event. The monoclonal reliability is defined as the ones' complement of its error.
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Data Sheet
The product has been Irradiated and dosimetrically released in accordance with ISO 11137 – Sterilization of Health Care Products
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Our solutions for antibody discovery and cell line development provide dedicated, scalable, and easy-to-use products for establishing clonal populations. The systems feature a selection…
Application Note
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News
Technology enables scientists to isolate single cell lines three times faster and at lower cost compared to existing solutions SAN JOSE, Calif., Feb. 7, 2023 – Molecular Devices, LLC…
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DispenCell™ is an automated laboratory instrument developed for fast, easy and gentle single-cell isolation. Designed by scientists for scientists, DispenCell has been designed to integ…
Publications
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eBook
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With solutions from Molecular Devices, scientists can fast-track the FDA approval process and accelerate monoclonal antibody discovery The timeline to identify and develop…
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Advance your microbial and mammalian clone screening with proven, automated technologies
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The market for biotherapeutics and therapeutic proteins was valued at $93.14 billion in 2018 and is expected to nearly double by the end of 2022.
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Since the first approval of recombinant insulin and human growth hormone in the early 1980s, a multitude of recombinant protein therapeutics have been approved by regulatory…
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eBook
Immunology is now, more than anytime in recent history, one of the top fields of research. Monoclonal antibodies (mAbs) continue to enjoy intense interest as potential therapeutics.…
eBook
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Scientific Poster
As regulations for cell line development become increasingly more stringent, researchers will be required to perform single-cell cloning and provide evidence that a cell line is deri…
Application Note
As regulations for cell line development become increasingly more stringent, researchers will be required to perform single-cell cloning and provide evidence that a cell line is…
Application Note
In this app note, we demonstrate a unified workflow that combines single cell deposition and clonality verification. We couple the use of the SCP and CSI to deposit single cells into a…
Application Note
The isolation of single cells has a broad spectrum of applications, from single-cell genomics to antibody discovery and cell line development.
eBook
Download the eBook, which features articles on monoclonality assurance, screening of stable cell lines, and tips on improving cell line productivity.
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Molecular Devices offer products and unrivaled solutions that utilize imaging & intelligent image analysis to support basic research, pharmaceutical & biotherapeutic developm…
DispenCell Solution
Introducing DispenCell Single-Cell Dispenser
DispenCell Cell Sample Prep Tutorial
Dispensoft Tutorial
DispenCell Tip Installation
Monoclonality Assurance Using CloneSelect Single-Cell Printer and CloneSelect Imager in Human Stem Cell (hSC) Engineering Workflow - AstraZeneca
Monoclonality Workflow
Stable Cell Line Development Workflow
Immunology and Vaccine Development Workflow
The many and varied workflows of cell line development
f.Sight vs. FACS and LD overview
Optimized workflow for rapid identification of neutralizing antibodies against viral particles
CloneSelect Single-Cell Printer
A Microfluidics-Based Single Cell Isolation Workflow Optimized for Efficiency, Viability, and Assurance of Monoclonality