An iTRAQ-based strategy was applied to investigate proteome changes in mud shrimp during long-term frozen storage under different conditions. A total of 226 proteins was identified as differential abundance proteins (DAPs) in mud shrimp from two frozen treatment groups (-20 °C and -40 °C) compared with the fresh control group. The proteome changes in mud shrimp muscle stored under -20 °C was much greater than that under -40 °C. Correlation analysis between DAPs and quality traits of mud shrimp muscle showed that 12 proteins were correlated closely with color (L, a, and b value) and texture (hardness, elasticity, and chewiness). Bioinformatic analysis revealed that most of these proteins were involved in protein structure, metabolic enzymes, and protein turnover. Among them, several proteins might be potential protein markers for color, and some proteins are good candidate predictors for textural properties of mud shrimp muscle.
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http://dx.doi.org/10.1016/j.foodchem.2018.01.046 | DOI Listing |
Mar Pollut Bull
December 2024
Biotechnology and Biodiversity Group, Department of Applied Chemistry and Production Systems, Chemical Sciences Faculty, Universidad de Cuenca, Av. 12 de Abril s/n, Cuenca, Ecuador.
Microplastics (MPs) were assessed in water and sediment samples along the Salado Estuary, an estuarine system composed of a complex river drainage network in Guayas, Ecuador. MPs were quantified and categorized according to shape, size, and composition. Pellet morphology (237,490 MP/L) and transparent color MPs (252,990 MP/L) were the most common in water, while fragments (27,330 MP/m) and silver color MPs (25,310 MP/kg) were the most common in solid samples (river sediments, mangrove mud, and sand).
View Article and Find Full Text PDFToxics
April 2024
National Oceanic and Atmospheric Administration (NOAA), National Ocean Service, National Centers for Coastal Ocean Science, Charleston, SC 29412, USA.
Perfluorooctane sulfonate (PFOS) is a persistent contaminant that has been found globally within the environment. Key data gaps exist in the toxicity of PFOS to marine organisms, especially estuarine species that are crucial to the food web: fish, shrimp, and mollusks. This study developed toxicity thresholds for larval estuarine species, including grass shrimp (), sheepshead minnows (), mysids (), and Eastern mud snails ().
View Article and Find Full Text PDFJ Invertebr Pathol
June 2024
M. S. Swaminathan Research Foundation (MSSRF), 3rd Cross Road, Taramani Institutional Area, Chennai 600113, Tamil Nadu, India.
Reovirus designated as Mud crab reovirus (MCRV) is associated with the mass mortalities of mud crabs resulting in significant economic loss to crab and shrimp-mud crab polyculture farmers in the Nagayalanka, Krishna district, Andhra Pradesh. The 100 % chronic mass mortalities have been attributed to the outbreak of Mud crab reovirus (MCRV) in the polyculture farms. The moribund crabs showed autotomy, discoloration of carapace, loss of appetite, slow movement and loose gills.
View Article and Find Full Text PDFChemosphere
January 2024
Department of Fishery Biology, Faculty of Fisheries, Kasetsart University, Bangkok, Thailand. Electronic address:
Semicarbazide (SEM) has been used as a marker residue of the banned veterinary drug nitrofurazone (NFZ). Although evidence indicates that SEM can be found in some natural crustaceans that have never been exposed to NFZ, such information is limited to a few species. The present study aimed to investigate the natural occurrence of SEM in wild crustaceans in Thailand.
View Article and Find Full Text PDFJ Invertebr Pathol
November 2023
Aquatic Environment and Health Management Division, ICAR-Central Institute of Fisheries Education (CIFE), Mumbai 400061, India. Electronic address:
White spot syndrome virus (WSSV) is a highly virulent shrimp pathogen with a broad host range. Among the hosts, though mud crab, Scylla olivacea is reported to be more susceptible to WSSV than S. serrata and S.
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