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Related Experiment Video

Updated: Jun 21, 2026

Fecal (micro) RNA Isolation
05:35

Fecal (micro) RNA Isolation

Published on: October 28, 2020

A method for isolating and analyzing human mRNA from newborn stool.

William E Bennett1, Rosbel González-Rivera, Nurmohammad Shaikh

  • 1Washington University School of Medicine, Department of Pediatrics, Division of Pediatric Gastroenterology, Washington, United States of America.

Journal of Immunological Methods
|August 8, 2009
PubMed
Summary
This summary is machine-generated.

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Researchers developed a method to extract RNA from human stool, enabling fecal transcriptome analysis. This technique allows for studying gastrointestinal diseases by examining gene expression in stool samples over time.

Area of Science:

  • Molecular Biology
  • Gastroenterology
  • Transcriptomics

Background:

  • Human transcriptome characterization traditionally relies on sterile samples like blood and urine.
  • Analysis of the gastrointestinal tract's transcriptome is limited due to sample accessibility.

Purpose of the Study:

  • To develop and validate a protocol for extracting high-yield, reverse-transcribable RNA from human stool.
  • To assess the feasibility of using fecal samples for longitudinal transcriptome analysis.

Main Methods:

  • Utilized commercially available reagents for RNA extraction from human stool.
  • Employed quantitative reverse transcriptase polymerase chain reaction (RT-PCR) to analyze transcript levels.
  • Monitored specific gene transcripts including interleukin-6 (IL-6), IL-8, epidermal growth factor (EGF), calprotectin, and glyceraldehyde-3-phosphate dehydrogenase (GAPDH).

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Isolation of Small Noncoding RNAs from Human Serum
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Published on: June 19, 2014

Detection and Genogrouping of Noroviruses from Children's Stools By Taqman One-step RT-PCR
15:16

Detection and Genogrouping of Noroviruses from Children's Stools By Taqman One-step RT-PCR

Published on: July 22, 2012

Related Experiment Videos

Last Updated: Jun 21, 2026

Fecal (micro) RNA Isolation
05:35

Fecal (micro) RNA Isolation

Published on: October 28, 2020

Isolation of Small Noncoding RNAs from Human Serum
06:44

Isolation of Small Noncoding RNAs from Human Serum

Published on: June 19, 2014

Detection and Genogrouping of Noroviruses from Children's Stools By Taqman One-step RT-PCR
15:16

Detection and Genogrouping of Noroviruses from Children's Stools By Taqman One-step RT-PCR

Published on: July 22, 2012

Main Results:

  • Successfully obtained high-yield, reverse-transcribable RNA from human stool samples.
  • Demonstrated minimal RNA variability within a single stool specimen.
  • Observed considerable variability in transcript levels over time within the same individual (intra-subject variability).

Conclusions:

  • The developed protocol enables efficient RNA extraction from human stool.
  • Fecal transcriptome analysis is a viable approach for studying gastrointestinal pathophysiology.
  • This method expands research opportunities for non-invasive gastrointestinal disease characterization.