Slice Preparation
Slice Preparation - Related Videos
08:12
Thin Sectioning of Slice Preparations for Immunohistochemistry
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Cited by 7 •
2007
The present method allows reproducible cryostat sectioning of small, difficult-to-manage, tissue pieces, such as biopsies and brain slices. We utilize a simple aluminum freezing stage to facilitate handling of tissue and a standard cryostat to routinely produce 5-10 micron serial sections from 400 micron thick brain slices.
11:16
Preparation and Culture of Chicken Auditory Brainstem Slices
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Cited by 17 •
2011
The chicken auditory brainstem is comprised of nuclei responsible for binaural sound processing. A single coronal slice preparation maintains the entire circuitry while the cultured approach provides a unique preparation to study the development of neuronal structure and auditory function at the molecular, cellular and network levels.
10:29
Whole Cell Recording from an Organotypic Slice Preparation of Neocortex
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Cited by 6 •
2011
This is a protocol to prepare and maintain a neocortical slice preparation in organotypic culture for the purpose of making electrical recordings from pyramidal neurons.
10:10
Preparation and Applications of Organotypic Thymic Slice Cultures
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Cited by 8 •
2016
We describe the preparation of thymic slices that, in combination with flow cytometry, can be used to model positive and negative selection of developing T cells. Thymic slices can also be adapted for the in situ analysis of thymocyte migration, localization, and signaling via immunofluorescence and two-photon microscopy.
05:02
Cerebellum Dissection and Slice Preparation: A Method to Generate Tissue Slices from Mouse Cerebellum
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2025
This video describes a method to generate tissue slices from the mouse cerebellum. The cerebellar slices can be used for organotypic culturing that provides insights into neurodevelopmental mechanisms, including myelination dynamics.
FAQs
Oxygenated artificial cerebrospinal fluid, or ACSF, supports neuronal viability and synaptic activity in acute slices. This environment allows researchers to study neural function after tissue has been sectioned, rather than limiting analysis to fixed cellular structure. Maintaining the preparation in ACSF is therefore essential for experiments that measure electrophysiological activity, calcium signals, pharmacological responses, or circuit behavior.
The value of a slice depends on what the section retains. Cutting can preserve cellular structure and, in some preparations, functional neural circuits. That distinction matters because structural analyses can focus on organization, whereas circuit studies require preserved connectivity and signaling. Researchers select slice preparations according to whether an experiment needs access to cells, synaptic activity, or broader network function.
Controlled access lets investigators examine neurons and neural networks directly within a selected brain region. This accessibility supports measurements and interventions that would be more difficult when tissue remains embedded in the intact brain. As a result, slice experiments can connect cellular observations with circuit analysis while maintaining the specific anatomical context provided by the dissected region.
A typical workflow begins by dissecting the brain region of interest and cutting the tissue into thin sections with a vibratome or similar instrument. The resulting acute slices are then maintained in oxygenated ACSF to support neuronal viability and synaptic activity. Once stabilized in this environment, they can be used for electrophysiology, imaging, pharmacological testing, or circuit analysis.
Slice preparations provide access for several complementary approaches. Electrophysiology measures neuronal or synaptic activity, calcium imaging tracks calcium-related signals, and pharmacological testing examines responses to experimental compounds or conditions. Circuit analysis uses the preserved organization and activity of neural tissue to investigate how cells and networks communicate within the selected brain region.
Researchers use neural slices when they need to examine how disease-related conditions alter cellular activity, neural connectivity, or signaling in a controlled preparation. Because slices provide access to defined brain regions, investigators can analyze changes in neuronal and circuit behavior with electrophysiology, calcium imaging, pharmacological testing, or related approaches. These results help characterize mechanisms underlying altered neural function.
These experiments can reveal how neurons and neural networks respond under defined experimental conditions. Measurements may show changes in electrical activity, calcium signals, synaptic function, or responses to pharmacological manipulation. When circuit structure remains sufficiently preserved, the preparation can also support analysis of connectivity and signaling across a selected brain region.