A Comprehensive Assessment of the Nutritional Value, Antioxidant Potential, and Genetic Diversity of from Three Different Regions in China.

is one of the largest species of penaeid shrimp. It has a wide distribution of germplasm resources in the South China Sea and the southeastern coastal regions of China, yet its germplasm characteristics remain insufficiently understood. Therefore, we conducted analyses of basic nutritional components, amino acids, fatty acids, antioxidant indices, and genetic diversity in three populations (FmRP, FmSZ, FmSY).

Immune and physiological responses in to ammonia-N stress: a multi-omics approach.

Ammonia-N stress is a significant environmental factor that adversely affects the health and productivity of aquaculture species. This study investigates the effects of ammonia-N stress on the shrimp through a combination of biochemical, histological, transcriptomic, and metabolomic analyses. Shrimp were exposed to ammonia-N stress for 12 and 96 hours, and key markers of oxidative stress, nitrogen metabolism, immune response, and overall health were assessed.

Metabolomic and enzymatic markers reveal critical air exposure threshold for Crassostrea hongkongensis quality.

Post-harvest air exposure is unavoidable during oyster transportation and storage, yet the physiological tolerance limits and underlying metabolic responses of commercially important oyster species remain poorly understood. While previous studies have focused on immediate post-harvest quality changes, there is limited knowledge about the time-dependent metabolic adaptations that determine product quality during extended air exposure. This study investigated the physiological and metabolic responses of Crassostrea hongkongensis during air exposure at 4 °C, focusing on identifying the optimal period for quality preservation.

Dietary Effects of Fermented Cottonseed Meal Substituting Fishmeal on the Growth, Biochemical Indexes, Antioxidant Capacity, and Muscle Quality of Juvenile Golden Pompano ().

This study investigated the effects of the dietary replacing fishmeal (FM) with fermented cottonseed meal (FCSM) on growth performance, body coloration, serum biochemistry, muscle quality, and liver antioxidant capacity of juvenile golden pompano (). Fish were fed with five experimental diets (0 (FM), 12.5% (CSM12.

Effects of Sodium Acetate Supplementation on Growth, Hematologic and Plasma Biochemical Parameter, Lipid Deposition, and Intestinal Health of Juvenile Golden Pompano Fed High-Lipid Diets.

Experimental diets were formulated including the suitable lipid level (10%, PC), the high-lipid level (16%, HL), and HL containing sodium acetate diets (HS). Three diets were fed golden pompano () (initial body weight: 12.88 ± 0.

Effect of Dietary (APS) on the Growth Performance, Antioxidant Responses, Immunological Parameters, and Intestinal Microbiota of Coral Trout ().

The potential effects of (APS) were evaluated in coral trout (). Five APS levels (0%, 0.05%, 0.

A Comprehensive Assessment of Nutritional Value, Antioxidant Potential, and Genetic Diversity in from Three Different Populations.

Due to its high tolerance to salinity and temperature, as well as its strong adaptability, holds an important position in the Chinese aquaculture industry. However, studies on the evaluation of its germplasm resources remain insufficient. This research conducted an in-depth comparative evaluation of from three representative farming regions in China: Sanya, Zhuhai, and Raoping.

Comparative Study of Nutritional Composition, Physiological Indicators, and Genetic Diversity in from Different Aquaculture Populations.

This study aimed to evaluate the quality and genetic diversity of farmed across three distinct populations from Maoming City (MM), Zhanjiang City (ZJ), and Yangjiang City (YJ) in Guangdong Province. Muscle tissues from were analyzed for phenotypic traits, conventional nutrients, amino acids, and fatty acids, while genetic diversity was assessed using whole genome sequencing techniques. The analysis revealed that the crude protein content in shrimp across the three populations ranged from 20.

The toxic effect of lead exposure on the physiological homeostasis of grouper: Insight from gut-liver axis.

The heavy metal lead (Pb) pollution in marine environment has been widely concerned. The liver and intestine are important for the health of fish. In this study, the grouper were exposed to 1 μg/L Pb for 14 days, and the physiological homeostasis changes were explored via gut-liver axis.

Host Gut-Derived Probiotic, G1-33, Improves Growth, Immunity, and Resistance to in Hybrid Grouper ( ♀ × ♂).

Several exogenous probiotics are applicable in fish culture; however, challenges in isolation and verification have hindered the full utilization of numerous host probiotics. Therefore, this study aimed to apply the host probiotic G1-33 to hybrid grouper ( ♀ × ♂) cultures and explore its mechanism of action. In total, 360 hybrid grouper were divided into four groups, which were fed the following for 60 days: three received commercial feed with varying concentrations of G1-33 (10, 10, and 10 CFU/g), while a control group received commercial feed.

Genome-wide characterization, phylogenetic and expression analysis of gene family in Golden pompano .

Galectins (Gals) are a type of S-type lectin that are widespread and evolutionarily conserved among metazoans, and can act as pattern recognition receptors (PRRs) to recognize pathogen-associated molecular patterns (PAMPs). In this study, () were identified in the Golden pompano (), and their conserved domains, motifs, and collinearity relationships were analyzed. The expression of was regulated following infection to and , indicating that participate in immune responses against microbial pathogens.

Effects of Dietary Multi-Strain Probiotics on Growth Performance, Antioxidant Status, Immune Response, and Intestinal Microbiota of Hybrid Groupers ( ♀ ♂).

This study aims to examine the effects of the mixture of G1-11 and G1-33, isolated from the gut of hybrid groupers ( ♀ × ♂), on the host. The hybrid groupers were divided into a control (C, without any probiotics), (BC, 10 cfu/g), (EA, 10 cfu/g), compound (mix, a 1:1 mixture of and ), and positive reference group (P, , 5 × 10 cfu/L). Each group had four replicates, with 30 fish per replicate (53.

Effects of Different Salinity Stress on the Transcriptomic Responses of Freshwater Crayfish (, Girard, 1852).

Salinization of freshwater ecosystems is a pressing global issue. Changes in salinity can exert severe pressure on aquatic animals and jeopardize their survival. is a valuable freshwater aquaculture species that exhibits some degree of salinity tolerance, making it an excellent research model for freshwater aquaculture species facing salinity stress.

Genomic structures of insulin-like growth factor from golden pompano (Trachinotus ovatus) and their expression responses to the feed types.

Golden pompano is an important aquaculture product in the coastal regions of southern China, which is highly dependent on insulin-like growth factor (IGF) for various biological processes. The cDNAs of ToIGF1, ToIGF2, and ToIGF3 are 1718 bp, 1658 bp, and 2272 bp in length, respectively, with corresponding amino acid sequences of 185 aa, 215 aa, and 194 aa. These sequences consist of 5 parts, including the signal peptide, the B domain, the C domain, the A domain, the D domain, and the E domain, which are also found in other species.

The toxic effects of tetracycline exposure on the physiological homeostasis of the gut-liver axis in grouper.

Antibiotic residues, such as tetracycline (TET), in aquatic environments have become a global concern. The liver and gut are important for immunity and metabolism in aquatic organisms. In this study, juvenile groupers were subjected to 1 and 100 μg/L TET for 14 days, and the physiological changes of these fish were evaluated from the perspective of gut-liver axis.

De Novo Assembly, Characterization, and Comparative Transcriptome Analysis of Mature Male and Female Gonads of Rabbitfish () (Bloch & Schneider, 1801).

The rabbitfish, , is a commercially important table fish in southeastern China. However, there have been few studies on its gonad development and reproduction regulation. Comparative transcriptome analysis was first performed on adult male and female gonads of .

Toxicity of Ammonia Stress on the Physiological Homeostasis in the Gills of under Seawater and Low-Salinity Conditions.

Ammonia is a major water quality factor influencing the survival and health of shrimp, among which the gill is the main effector organ for ammonia toxicity. In this study, we chose two types of that were cultured in 30‱ seawater and domesticated in 3‱ low salinity, respectively, and then separately subjected to ammonia stress for 14 days under seawater and low-salinity conditions, of which the 3‱ low salinity-cultured shrimp were domesticated from the shrimp cultured in 30‱ seawater after 27 days of gradual salinity desalination. In detail, this study included four groups, namely the SC group (ammonia-N 0 mg/L, salinity 30‱), SAN group (ammonia-N 10 mg/L, salinity 30‱), LC group (ammonia-N 0 mg/L, salinity 3‱), and LAN group (ammonia-N 10 mg/L, salinity 3‱).

Effects of Dietary and on Growth Performance, Antioxidant Capacity, and Intestinal Health of .

This research sought to assess the effects of dietary supplements with and , either individually or combined, on the growth performance, antioxidant capacity, and intestinal function of . A total of 840 shrimps were randomly assigned to 28 tanks with an average initial weight of (1.04 ± 0.

Toxicity of three microcystin variants on the histology, physiological and metabolism of hepatopancreas and intestinal microbiota of Litopenaeus vannamei.

Microcystins (MCs) are prevalent harmful contaminants within shrimp aquaculture systems, exhibiting a diverse array of variants. Gut microbiota can engage in mutual interactions with the host through the gut-liver axis. In this study, the shrimp Litopenaeus vannamei were subjected to three different variants of MCs (LR, YR, RR) at a concentration of 1 μg/L each, and elucidated the alterations in both intestinal microbiota and hepatopancreas physiological homeostasis.

Evaluation of Genetic Parameters and Comparison of Stress Tolerance Traits in Different Strains of .

stands out globally in aquaculture for its fast growth, broad salt tolerance, disease resistance, and high protein levels. Selective breeding requires the precise estimation of the variance components and genetic parameters for important traits. This study formed lineages from 20 full sibling families of , with progenitors from Thailand and the USA.

Toxic effects of microplastics and nitrite exposure on intestinal histology, digestion, immunity, and microbial community of shrimp Litopenaeus vannamei.

Nitrite and microplastics (MPs) are environmental pollutants that threaten intestinal integrity and affect immune function of shrimp. In this study, the shrimp Litopenaeus vannamei were exposed to the individual and combined stress of nitrite and microplastics for 14 days, and the changes of intestinal histology and physiological functions were investigated. After single and combined stress, affectations occurred in intestinal tissue; the antioxidant enzyme activities (MDA, HO, CAT increased) and gene expression levels (CAT, SOD, GPx, HSP70 up-regulated) changed.

Rhodiola rosea L. improved intestinal digestive enzyme activities, inflammatory response, barrier and microbiota dysbiosis in Lateolabrax maculatus juveniles fed with high-carbohydrate diets.

A 56-d feeding trial was conducted to evaluate the influences of Rhodiola rosea L. on digestive enzyme activities, intestinal barrier, inflammatory response, and microbiota dysbiosis in Lateolabrax maculatus juveniles (9.37 ± 0.

Toxic effects of three variants of microcystins on the intestinal histology, physiological and metabolic response of Litopenaeus vannamei.

Microcystins (MCs) are harmful substances to the health of cultured shrimp, and there are many variants of MCs. Intestinal is the immune and metabolic center of the shrimp, and is also the target organ for MCs toxicity. In this study, the shrimp Litopenaeus vannamei juvenile were separately exposed to 1 μg/L of three MCs variants (LR, YR, RR) for 72 h respectively, and the changes of intestinal morphology, physiological response and metabolic function were analyzed.

Effect of Fly Maggot Protein as Dietary on Growth and Intestinal Microbial Community of Pacific White Shrimp .

As the intensive development of aquaculture persists, the demand for fishmeal continues to grow; however, since fishery resources are limited, the price of fishmeal remains high. Therefore, there is an urgent need to develop new sources of protein. They are rich in proteins, fatty acids, amino acids, chitin, vitamins, minerals, and antibacterial substances.

Toxic effects of triclocarban on the histological morphology, physiological and immune response in the gills of the black tiger shrimp Penaeus monodon.

Triclocarban (TCC) is a widely used broad-spectrum antimicrobial agent that has become a pollutant threatening the health of aquatic animals. However, the toxic effects of TCC on Penaeus monodon are still lacking. In this study, we exposed P.