Changes in blood physiological and biochemical parameters and intestinal flora in newborn horses and mares with angular limb deformities.
Authors: Ma Yuhui, Liu Yigang, Li Hai, Yang Kailun, Yao Gang
Journal: Frontiers in veterinary science
Summary
# Editorial Summary Angular limb deformities represent a significant developmental challenge in newborn foals, with implications extending beyond the immediate orthopedic concern to long-term athletic soundness and economic viability. Ma Yuhui and colleagues examined blood physiological and biochemical parameters alongside intestinal microbiota composition in both affected foals and their dams, investigating whether dysbiosis might underpin the metabolic and inflammatory conditions (placentitis, metritis, severe metabolic disease) known to predispose to ALDs during gestation. Their analysis revealed measurable differences in systemic markers of inflammation and metabolic function in affected foals compared to controls, with corresponding alterations in the microbial communities of both foals and mares, suggesting a bidirectional relationship between gastrointestinal dysbiosis and the maternal-foetal environment. These findings merit attention from practitioners managing pregnant mares and newborn foals, as they point toward potential interventions targeting maternal and neonatal gut health—through targeted feeding strategies, pre- and probiotic supplementation, or enhanced colostrum management—as a complementary approach to reducing ALD incidence. Given the significant economic losses attributed to ALDs in production areas like Xinjiang, understanding this microbiota-inflammation axis opens possibilities for preventative management during the critical peripartum window.
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Practical Takeaways
- •Monitor mare health during pregnancy, particularly screening for placentitis and metritis, as these conditions significantly increase ALD risk in offspring
- •Consider intestinal flora status as a potential contributing factor to angular limb deformities; support healthy microbiota in both pregnant mares and newborn foals through appropriate nutrition and management
- •Early identification of metabolic and inflammatory abnormalities in affected foals may help guide intervention strategies to minimize long-term athletic consequences
Key Findings
- •Angular limb deformities in newborn foals are associated with intestinal flora disorders in both affected foals and their dams
- •Placentitis, metritis, and severe metabolic diseases during mare pregnancy are significant causes of ALD development
- •Blood physiological and biochemical parameters differ between foals with ALD and control foals
- •Intestinal microbiota composition changes correlate with ALD incidence in newborn horses