Publications by authors named "Xiaofang Dao"

Article Synopsis
  • Arginine (Arg) is a safe amino acid that improves the interactions and quality of myofibrillar proteins (MP) in meat products.
  • This study examined how different concentrations of Arg (0.025 to 0.200%) affect the properties and gel behavior of yak MP.
  • Results showed that 0.05% Arg significantly reduces oxidative damage and enhances water retention and gel qualities in MP, demonstrating its potential as a valuable additive in meat processing.
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Article Synopsis
  • Mastitis is an inflammatory disease in cows caused by pathogens, impacting both milk and fecal microbiota.
  • The study found that cows with clinical mastitis had less diverse fecal microbiota compared to healthy cows and also showed significant changes in milk microbiota.
  • Differences in metabolite profiles, particularly in amino acids and sugars, were observed, indicating that mastitis affects metabolic pathways and can help improve our understanding of this disease in dairy cows.
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The influence of different levels of sodium chloride, sodium nitrite, and glucose on the quality characteristics of spontaneously fermented goat meat sausage was investigated. The amounts of total biogenic amines in all the sausages ranged from 324.70 to 388.

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Sour meat is a highly appreciated traditional fermented product, mainly from the Guizhou, Yunnan, and Hunan provinces. The flavor profiles of sour meat from goose and pork were evaluated using gas chromatography-ion mobility spectrometry (GC-IMS) combined with an electronic nose (E-nose) and tongue (E-tongue). A total of 94 volatile compounds were characterized in fermented sour meat from both pork and goose using GC-IMS.

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Physicochemical properties, bacterial communities, and volatile compounds of mutton sausage produced from Jianzhou Big-Eared goat meat during natural ripening were investigated. and accounted for over 66% of all operational taxonomic units (OTUs) throughout the whole process, with _NK4A136_group and as the predominant genus during the early and later ripening periods, respectively. The evolution of microbial composition became less rich and diverse.

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We developed a rapid insulated isothermal PCR (iiPCR) assay for on-site detection of using a primer and probe set targeting the superoxide dismutase (A) gene. Our iiPCR assay detected clinical isolates successfully and produced negative results on other bovine or ovine respiratory pathogens, including , , , , and spp., indicating that the PCR reactions were specific.

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A real-time PCR for detection and quantification of M. ovipneumoniae was developed using 9 recently sequenced M. ovipneumoniae genomes and primers targeting a putative adhesin gene p113.

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