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Related Experiment Video

Updated: Jun 10, 2025

Isolation of Cerebrospinal Fluid from Rodent Embryos for use with Dissected Cerebral Cortical Explants

Isolation of Cerebrospinal Fluid from Rodent Embryos for use with Dissected Cerebral Cortical Explants

Published on: March 11, 2013

Modified rat pup cerebrospinal fluid collection method.

Jiaojiao Wang¹, Zhifang Dong¹, Xiuyu Shi¹

¹Growth, Development, and Mental Health of Children and Adolescence Center, Pediatric Research Institute, Ministry of Education Key Laboratory of Child Development and Disorders, National Clinical Research Center for Child Health and Disorders, Chongqing Key Laboratory of Child Neurodevelopment and Cognitive Disorders, Children's Hospital of Chongqing Medical University, Chongqing 400014, China.

Journal of Neuroscience Methods

|October 16, 2024

Summary

This summary is machine-generated.

Collecting cerebrospinal fluid (CSF) from rat pups is challenging. This new, reproducible method allows a single operator to rapidly extract high-quality CSF with high yield.

Keywords:

Cerebrospinal fluid (CSF)Method Rat pups

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Last Updated: Jun 10, 2025

Isolation of Cerebrospinal Fluid from Rodent Embryos for use with Dissected Cerebral Cortical Explants

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Published on: March 11, 2013

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Published on: March 19, 2018

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Published on: September 1, 2023

Area of Science:

Neuroscience
Biomedical Engineering

Background:

Cerebrospinal fluid (CSF) is crucial for diagnosing brain conditions and monitoring treatment efficacy.
Collecting CSF from small animals like rat pups presents significant technical challenges.

Purpose of the Study:

To develop a reliable and reproducible method for extracting CSF from rat pups.
To overcome the difficulties associated with existing CSF collection protocols in young rodents.

Main Methods:

Modified existing protocols to establish a new CSF extraction method with precise, controllable parameters.
Ensured reproducibility across researchers and single-operator capability.

Main Results:

The new method allows for rapid, single-operator CSF extraction.
Achieved high-quality CSF samples with minimal contamination (415 nm absorbance < 0.05 AU).
Obtained high CSF yields, ranging from 33 μL in P7 pups to 51.7 μL in P42 pups.

Conclusions:

A reproducible, single-operator method for rapid, high-yield, and high-quality CSF collection from rat pups has been established.
This protocol addresses the limitations of previous methods, offering enhanced consistency and efficiency.