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Effect of dietary nucleotide supplementation on diarrhoeal disease in infants
O Brunser1, J Espinoza, M Araya
1Gastroenterology Unit, University of Chile, Santiago.
Insights
Supplementing infant formula with nucleotides significantly reduced diarrhoeal disease episodes and duration in infants from low socioeconomic backgrounds. Nucleotide supplementation offers a promising strategy for improving infant gut health and reducing illness.
Area of Science:
- Pediatrics
- Nutrition Science
- Immunology
Background:
- Diarrhoeal disease remains a significant health concern for infants, particularly in low socioeconomic populations.
- Early nutrition plays a critical role in infant immune development and susceptibility to infections.
- Nucleotides are essential components for rapidly dividing cells, including immune cells and gut epithelial cells.
Purpose of the Study:
- To investigate the impact of nucleotide-supplemented infant formula on the incidence and severity of diarrhoeal disease.
- To evaluate the efficacy of nucleotide supplementation in improving infant health outcomes in a vulnerable population.
Main Methods:
- A randomized controlled trial was conducted with 141 infants receiving nucleotide-supplemented formula (Group 1) and 148 infants receiving standard formula (Group 2).
- Infants were from a low socioeconomic stratum, a group often at higher risk for diarrhoeal disease.
- Data on diarrhoeal episodes, duration, and causative enteropathogens were collected and analyzed.
Main Results:
- Infants receiving nucleotide-supplemented formula experienced fewer episodes of diarrhoea (109 vs. 140) and fewer first episodes (74 vs. 102).
- The total number of days with diarrhoea was significantly lower in the supplemented group (807 vs. 996 days).
- A higher percentage of infants in the nucleotide-supplemented group never developed diarrhoea (45.0% vs. 31.1%).
Conclusions:
- Nucleotide supplementation of infant formula effectively reduces the incidence and duration of diarrhoeal disease in infants from low socioeconomic backgrounds.
- While the clinical benefits are evident, the precise immunological or physiological mechanisms underlying this effect require further investigation.
- This finding suggests a potential role for nucleotide-enriched formulas in public health strategies aimed at reducing infant morbidity.
Abstract:
The effects of a nucleotide-supplemented formula on diarrhoeal disease was studied in 141 infants (group 1) who belonged to the low socioeconomic stratum; 148 controls (group 2) received the same formula but unsupplemented. Group 1 experienced less episodes of diarrhoea (109 versus 140), including less first episodes (74 versus 102; chi-square = 8.19, p < 0.004; odds ratio 2.01) and for a lesser number of days (807 versus 996 days); 45.0% and 31.1% of infants in groups 1 and 2, respectively, never developed episodes of diarrhoea. There were no differences in the clinical characteristics of the episodes or in the enteropathogens isolated from symptomatic or asymptomatic infants. The mechanisms through which nucleotides decrease the incidence of diarrhoeal disease in infants remain unclear.