Cell Dissection
Cell Dissection - Related Videos
10:18
Dissection of Organs from the Adult Zebrafish
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Cited by 168 •
2010
This protocol describes a procedure for identifying and dissecting organs from the adult zebrafish.
14:21
Dissection of Organizer and Animal Pole Explants from Xenopus laevis Embryos and Assembly of a Cell Adhesion Assay
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Cited by 2 •
2007
This video demonstrates the technique used for preparation of organizer and animal pole explants from Xenopus laevis embryos, including the use of the eyebrow knife - a specialized dissection tool made of one's eyebrow. The protocol for assembling an adhesion assay is also given, which probes for the presence of key adhesion molecules present on the surface organizer or animal pole cells that are critical for proper development.
09:57
Dissection of 6.5 dpc Mouse Embryos
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Cited by 28 •
2007
Isolation of postimplantation-stage embryos allows one to study gene patterning and analyze cell-lineage decision making processes during embryonic development, but proper dissection of the early embryo can be challenging. This protocol describes a method for isolating early primitive-streak-stage embryos (~6.5 days post coitum [dpc]).
02:59
Drosophila Male Accessory Gland Dissection: A Method to Isolate Secondary Cells
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2023
This video describes the dissection of the accessory glands from male flies and shows an example in which the isolated gland will be dissociated into a single cell suspension.
07:48
Dissection and Mounting of Drosophila Pupal Eye Discs
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Cited by 7 •
2014
The goal of this technique is to enable researchers to perform dissection, immunostaining and mounting of pupal eye discs from Drosophila melanogaster of any age.
FAQs
Selective membrane disruption releases cellular contents while aiming to preserve the features needed for later examination. The degree and selectivity of disruption determine whether researchers obtain intact internal structures, organelles, or molecular fractions. This matters chemically because proteins, nucleic acids, lipids, and metabolites may require different levels of preservation for reliable biochemical analysis.
Centrifugation helps separate organelles or molecular fractions after the cell has been disrupted. The resulting fractions provide more focused samples for examining composition and chemical behavior rather than analyzing the cell as one mixed system. This separation supports biochemical assays and helps connect particular cellular materials with structural or functional observations.
Microscopy-guided manipulation allows researchers to observe cellular structures while directing the separation process toward a specific feature or region. Chemical separation methods then provide isolated fractions for composition-focused analysis. Using both approaches links visible cellular organization with molecular measurements, giving chemistry-based investigations structural context that would be difficult to obtain from extracted material alone.
A workflow begins by selecting the cellular feature or material relevant to the research objective. Researchers may then use microscopy-guided manipulation or selectively disrupt membranes, followed by centrifugation to isolate organelles or molecular fractions. The recovered samples can undergo microscopy, biochemical assays, or other analyses of proteins, nucleic acids, lipids, metabolites, and related materials.
The resulting samples can support analysis of proteins, nucleic acids, lipids, metabolites, and other cellular materials. Examining these groups separately helps researchers evaluate composition and chemical behavior in relation to cellular structure. The information can then be used to investigate how molecular contents correspond with cellular function or respond to experimental conditions.
Cell Dissection is useful when researchers need cellular material for biochemical assays, imaging, or investigations of disease mechanisms and drug responses. It also contributes to biotechnology applications by connecting molecular composition with cellular function. The approach therefore serves both analytical goals, such as characterizing fractions, and broader research goals involving cellular behavior and chemical processes.