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July 8, 2026AnimalsOpen Access

A Compound Feed Additive Improves Saline–Alkaline Stress Tolerance in Nile Tilapia (Oreochromis niloticus) Through Regulation of Hepatic Metabolism, Osmoregulation, and Intestinal Health

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Authors

JFJin-Quan FanEast China Normal UniversityYYYuxi YanSouthern University of Science and TechnologyYHYuxing HuangFuzhou University

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Overview

Randomized trial demonstrates improved stress tolerance in Nile tilapia, suggesting effective nutritional strategies for aquaculture.

Key Points

  • The research aims to evaluate the effectiveness of a compound feed additive in enhancing stress tolerance in Nile tilapia under saline-alkaline conditions.
  • Conducted three independent feeding trials using different commercial basal diets.
  • Fish were reared under three conditions: freshwater, saline-alkaline water, and saline-alkaline with the compound feed additive.
  • Measured growth performance, metabolic indicators, and gene expression changes related to stress response.
  • CFA improved weight gain and feed conversion ratio under saline-alkaline conditions.
  • CFA reduced serum glucose and ammonia levels while enhancing hepatic glycogen content and antioxidant enzyme activities.
  • CFA also improved intestinal villus structure and increased digestive enzyme activities while downregulating pro-inflammatory genes.

Cite This Study

Fan et al. (2026) studied this question.

synapsesocial.com/papers/6a4de8ebd2ea289ef62836d8https://doi.org/10.3390/ani16132073
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  3. 3Physiological and Transcriptome Analyses Offer Insights into Revealing the Mechanisms of Red Tilapia (Oreochromis spp.) in Response to Carbonate Alkalinity Stress2025 · 3 citations
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