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Updated: May 17, 2026

Microfluidic Model of Necrotizing Enterocolitis Incorporating Human Neonatal Intestinal Enteroids and a Dysbiotic Microbiome
Published on: July 28, 2023
Development of gastrointestinal function: risk factors for necrotizing enterocolitis
David A Clark1, Amy L Mitchell
1Albany Medical College, Albany, New York.
Insights
Fetal intestinal development is crucial for premature infants. Understanding these developmental limitations helps prevent serious intestinal diseases like necrotizing enterocolitis in high-risk newborns.
Area of Science:
- Neonatal development
- Gastrointestinal physiology
- Perinatology
Background:
- The fetal gastrointestinal tract undergoes rapid development during the third trimester.
- Premature infants exhibit immature intestinal functions, including motility, digestion, absorption, and barrier defense.
- These immature functions increase the risk of acute intestinal injury and necrotizing enterocolitis.
Purpose of the Study:
- To review fetal gastrointestinal tract development.
- To identify feeding challenges in high-risk premature infants.
- To discuss necrotizing enterocolitis, a serious intestinal disease.
Main Methods:
- Literature review of fetal gastrointestinal development.
- Analysis of physiological limitations in premature infants.
- Review of clinical data on necrotizing enterocolitis.
Main Results:
- Fetal intestinal maturation is a critical process occurring late in gestation.
- Prematurity leads to significant gastrointestinal functional deficits.
- Necrotizing enterocolitis is a primary concern in feeding premature neonates.
Conclusions:
- Understanding fetal intestinal development is key to managing premature infants.
- Addressing feeding barriers is essential for preventing intestinal complications.
- Necrotizing enterocolitis remains a significant challenge in neonatal care.
Abstract:
The intestinal tract of the fetus matures rapidly in the third trimester of the pregnancy. The premature infant has decreased intestinal motility, limited digestion, absorption and excretion, and poor intestinal barrier defense. These limitations place the infant at high risk for acute intestinal injury, necrotizing enterocolitis. This article reviews the development of the gastrointestinal tract in the fetus, the barriers to feeding the high risk, premature infant, and the most serious intestinal disease, necrotizing enterocolitis.
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