Salah El‐Sayed Sakr

Corrigendum to “The benefits of astaxanthin-rich microalgal powder on growth, health, and disease resistance against Fusarium solani in Pacific white shrimp” [Fish Shellfish Immunol. 156 (2025) 110059]

El‐Sayed Hemdan Eissa, Basma M. Hendam, Hagar Sedeek Dighiesh, Heba E. Abd Elnabi et autres

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The benefits of astaxanthin-rich microalgal powder on growth, health, and disease resistance against Fusarium solani in Pacific white shrimp

El‐Sayed Hemdan Eissa, Basma M. Hendam, Hagar Sedeek Dighiesh, Heba E. Abd Elnabi et autres

In shrimp aquaculture, enhancing health and disease resistance is crucial for sustainable production. This study investigates the pioneering effects of astaxanthin-enriched microalgal powder from Haematococcus pluvialis (HP) on Pacific white shrimp ( Litopenaeus vannamei ), focusing on growth efficiency, body composition, immune …

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Curcumin’s effects on growth indices, histological scores, blood metabolites, redox state, immunity, and antioxidant-related genes of red tilapia (Oreochromis sp.)

El‐Sayed Hemdan Eissa, Ohaad F. Awlya, Wafaa F. Abusudah, Alaa Qadhi et autres

Abstract Curcumin, a polyphenol, targets multiple signaling molecules and shows activity at the cellular level, supporting its various health benefits. Thereafter, the present study examines the effects of different doses of dietary curcumin on growth indices, feed efficiency, serum metabolites, redox (oxidation) …

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Dietary multi-strains Bacillus spp. enhanced growth performance, blood metabolites, digestive tissues histology, gene expression of Oreochromis niloticus, and resistance to Aspergillus flavus infection

Hagar Sedeek Dighiesh, Nouf Alharbi, Ohaad F. Awlya, Walaa E. Alhassani et autres

Abstract The present study tested the symbiotic effects of dietary multi-strain Bacillus probiotics (MSB) (Bacillus licheniformis, B. pumilus, and B. subtilis) in Nile tilapia (Oreochromis niloticus) exposed to Aspergillus flavus infection. Furthermore, this study investigated water quality, growth performance, blood metabolites, histological …

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The efficacy of dietary commercial probiotic ( Bacillus subtilis ) on growth performance, hemato-biochemical response, and histological status of red tilapia ( Oreochromis sp.)

El‐Sayed Hemdan Eissa, Mohamed N. Monier, Yasmin M. Abd El‐Aziz, Saadea Saadony et autres

Red tilapia (Oreochromis mossambicus × O. niloticus) is a target fish in aquaculture. One of the recent topics is improving its feed quality. Bacillus sp. is a common aquaculture probiotic that emits several exoenzymes and can stimulate fish performance. In the current …

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The Assessment of Different Dietary Selenium Resources on Reproductive Performance, Spawning Indicators, and Larval Production of Red Tilapia (Oreochromis mossambicus × O. niloticus) Broodfish

Mohammed A. E. Naiel, El‐Sayed Hemdan Eissa, Yasmin M. Abd El‐Aziz, Saadea Saadony et autres

This trial aimed to investigate whether dietary selenium form influenced the reproductive performance of red tilapia broodfish. Four experimental broodstock diets were prepared employing two types of selenium. The first diet was free of additives and acted as the control diet. While …

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Potential Symbiotic Effects of β-1,3 Glucan, and Fructooligosaccharides on the Growth Performance, Immune Response, Redox Status, and Resistance of Pacific White Shrimp, Litopenaeus vannamei to Fusarium solani Infection

El‐Sayed Hemdan Eissa, Ragaa A. Ahmed, Nadia A. Abd Elghany, Amal Elfeky et autres

The potential effects of dietary supplementation with β-1,3 glucan and fructooligosaccharides (β-1,3 GF) on antioxidant activities, immunological response, and growth performance of Pacific white shrimp (Litopenaeus vannamei) was investigated. Four diets (iso-energetic and iso-nitrogenous) with different levels of β-1,3 GF (0, 0.5, …

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Assessing the influence of the inclusion of Bacillus subtilis AQUA‐GROW ® as feed additive on the growth performance, feed utilization, immunological responses and body composition of the Pacific white shrimp, Litopenaeus vannamei

El‐Sayed Hemdan Eissa, Norhan H. Ahmed, Ashraf A. El‐Badawi, Mohammad Bodrul Munir et autres

This study was carried out to determine the influence of four concentrations of dietary Bacillus subtilis on the growth performance, nutrient utilization, immunity and antioxidants activities, mortality rate and chemical composition of Litopenaeus vannamei. Three hundred and sixty L. vannamei (4.00 g …

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Comparison between kuruma shrimp, Marsupenaeus japonicus, Bate (1888) cultured in monoculture system and polyculture system with red tilapia Oreochromis spp fingerlings

El‐Sayed Hemdan Eissa, Mohamed H. Yassien, Salah El‐Sayed Sakr

Post larvae of Kuruma shrimp, Marsupenaeus japonicus (PL25) were stocked at 10shrimp/m2 (MC) in nine concrete ponds (4.0mx6.0mx1.25m, total area 24.0m2) filled up with seawater at a salinity of 38ppt. Kuruma shrimp were stocked with Red tilapia Oreochromis spp fingerlings (4.0g±0.5) collected …

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