The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)

Two short-term feeding trials were conducted on Salmo salar, with the interaction between dietary zinc (Zn) and fat level in trial 1 and with the interaction between dietary Zn and n-3 long-chain polyunsaturated fatty acids (n-3 LC-PUFA) in trial 2, focusing on postprandial plasma parameters, intest...

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Main Authors: HaoHang Fang, Nini H. Sissener, Øystein Sæle, Trygve Sigholt, Antony J. Prabhu Philip
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Aquaculture Nutrition
Online Access:http://dx.doi.org/10.1155/anu/6173690
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author HaoHang Fang
Nini H. Sissener
Øystein Sæle
Trygve Sigholt
Antony J. Prabhu Philip
author_facet HaoHang Fang
Nini H. Sissener
Øystein Sæle
Trygve Sigholt
Antony J. Prabhu Philip
author_sort HaoHang Fang
collection DOAJ
description Two short-term feeding trials were conducted on Salmo salar, with the interaction between dietary zinc (Zn) and fat level in trial 1 and with the interaction between dietary Zn and n-3 long-chain polyunsaturated fatty acids (n-3 LC-PUFA) in trial 2, focusing on postprandial plasma parameters, intestinal Zn and fat uptake and transport. After 4-week feeding interventions, samples were collected at different postprandial time points, ranging from 0 to 36/38 h after feeding. Results showed that increased Zn level in feed significantly increased the postprandial plasma Zn level in trial 1 (8–9°C). On the contrary, the postprandial plasma Zn level was not affected by the dietary Zn under higher temperature conditions (trial 2, 10−12°C). Further, analyzed markers related to intestinal Zn uptake and transport were not affected by dietary fat level and n-3 LC-PUFA. In addition, analyzed markers related to intestinal fat uptake and transport were not affected by dietary Zn. Intestinal Zn transport plays a key role in regulating body Zn storage, while intestinal fat transport influences lipid accumulation within the intestine. Understanding how these processes respond to dietary components is critical for maintaining fish health and welfare.
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institution Kabale University
issn 1365-2095
language English
publishDate 2024-01-01
publisher Wiley
record_format Article
series Aquaculture Nutrition
spelling doaj-art-53a040d39f2a4a5fb2f3d2e3640f160f2025-01-05T00:00:01ZengWileyAquaculture Nutrition1365-20952024-01-01202410.1155/anu/6173690The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)HaoHang Fang0Nini H. Sissener1Øystein Sæle2Trygve Sigholt3Antony J. Prabhu Philip4Feed and NutritionFeed and NutritionFeed and NutritionBioMar ASNorwegian Institute of FoodTwo short-term feeding trials were conducted on Salmo salar, with the interaction between dietary zinc (Zn) and fat level in trial 1 and with the interaction between dietary Zn and n-3 long-chain polyunsaturated fatty acids (n-3 LC-PUFA) in trial 2, focusing on postprandial plasma parameters, intestinal Zn and fat uptake and transport. After 4-week feeding interventions, samples were collected at different postprandial time points, ranging from 0 to 36/38 h after feeding. Results showed that increased Zn level in feed significantly increased the postprandial plasma Zn level in trial 1 (8–9°C). On the contrary, the postprandial plasma Zn level was not affected by the dietary Zn under higher temperature conditions (trial 2, 10−12°C). Further, analyzed markers related to intestinal Zn uptake and transport were not affected by dietary fat level and n-3 LC-PUFA. In addition, analyzed markers related to intestinal fat uptake and transport were not affected by dietary Zn. Intestinal Zn transport plays a key role in regulating body Zn storage, while intestinal fat transport influences lipid accumulation within the intestine. Understanding how these processes respond to dietary components is critical for maintaining fish health and welfare.http://dx.doi.org/10.1155/anu/6173690
spellingShingle HaoHang Fang
Nini H. Sissener
Øystein Sæle
Trygve Sigholt
Antony J. Prabhu Philip
The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
Aquaculture Nutrition
title The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
title_full The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
title_fullStr The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
title_full_unstemmed The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
title_short The Interaction Between Dietary Fat Level, n-3 LC-PUFA, and Zinc on Their Postprandial Absorption Kinetics in Atlantic Salmon (Salmo salar)
title_sort interaction between dietary fat level n 3 lc pufa and zinc on their postprandial absorption kinetics in atlantic salmon salmo salar
url http://dx.doi.org/10.1155/anu/6173690
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