One of the ways to reduce the number of fires and the amount of damage caused by them is to use flame retardants (FRs). Polybrominated diphenyl ethers (PBDEs), like other FRs, have been used in a wide array of easily flammable products. As they are not chemically bonded with materials, PBDEs can be released from polymers into the environment. PBDEs can act as endocrine disruptors and affect neurological and thyroid activity. Although human intake of PBDEs is mainly through food, data about meat as a PBDE source and human exposure through diet are limited. The objective of the present study was to develop a comprehensive database of congener-specific PBDE concentrations in farm animal muscle and to characterize potential consumer exposure. For exposure assessment, two consumption scenarios were used for adults and children. The dietary exposure to PBDE congeners is based on the assumed portion size of 100 g of different meat species. Calculations for the participants were performed using food consumption data of the Statistical Yearbook (2015/2016). The intake of PBDEs was estimated as the median (P50) and the average for all kinds of tested meat. For health risk assessment, the margin of exposure (MOE) approach was used. MOE values were in range from 5 to 149 352 132. The obtained results indicate that concentrations of ten tested congeners (BDE-28,47,49,99,100,138,153,154,183,209) in different kinds of farm animal meat (cow, chicken, farm deer, horse, ostrich, pig, rabbit, sheep, turkey) are low and meat consumption does not pose a risk for human health.
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http://dx.doi.org/10.1016/j.chemosphere.2019.02.067 | DOI Listing |
BMC Vet Res
January 2025
Department of Parasitology, Faculty of Veterinary Medicine, Cairo University, Giza, 12211, Egypt.
This study aimed to evaluate alternative in vivo treatment trials using natural products for ectoparasitic infestation on Nile tilapia; these two products were not previously used in the treatment of parasitic fish diseases. So, a total of 400 Oreochromis niloticus (O. niloticus) fish measured 10-15 cm in length; 350 from a fish farm in (Kafr Elsheikh and 50 from Nile River (Al Bahr Al Aazam), Egypt.
View Article and Find Full Text PDFRes Vet Sci
January 2025
Dpto. Sanidad Animal, Facultad de Veterinaria, Universidad de Murcia, Campus Universitario de Espinardo, 30100 Murcia, Spain.
Knowledge of pathogen epidemiological dynamics and habitat ecological features is essential for wildlife population and health monitoring and management. Toxoplasma gondii and Neospora caninum are two broadly distributed multi-host parasites that affect both wild and domestic animals and, in the case of T. gondii, cause zoonosis.
View Article and Find Full Text PDFVirology
January 2025
State Key Laboratory for Animal Disease Control and Prevention, College of Veterinary Medicine, Lanzhou University, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, 730000, China. Electronic address:
Porcine teschovirus (PTV) is a devastating virus that targets the central nervous system and led to great economic losses in Europe between the 1920s and 1960s. Since 1973, PTV variants with lower pathogenicity have been prevalent globally, whereas highly pathogenic PTV strains have rarely emerged. In 2022, diarrhea with high mortality occurred on a pig farm in Gansu China.
View Article and Find Full Text PDFTrop Anim Health Prod
January 2025
Department of Animal Production, Faculty of Agriculture, Menoufia University, Shibin Al Kawm, Egypt.
This article aims to explore milking-ability criteria of Holstein dairy cattle under intensive production system in Egypt and investigate some managerial factors that influence them in dairy farms. The data obtained from five herds belong to a commercial intensive production system farm, Egypt. Data included 3509 records.
View Article and Find Full Text PDFEcol Appl
January 2025
Department of Biodiversity, Ecology and Evolution, Faculty of Biological Sciences, Complutense University of Madrid, Madrid, Spain.
Livestock grazing and trampling have been shown to reduce arthropod populations. Among arthropods, defoliating lepidopterans are particularly important for their impact on trees, the keystone structures of agroforestry systems. This study investigates the impact of livestock on the community of defoliating lepidopterans in agroforestry systems.
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