The objective of this study was to examine an alfalfa crumble diet as an alternative molt diet and compare the physiological response of hens to the responses of feed-deprived molted hens. Hens >50 wk old were placed into 6 treatment groups (12 hens per group in trial 1 and 10 hens per group in trial 2): nonmolted Salmonella enterica serovar Enteritidis positive (FF+), nonmolted Salmonella Enteritidis negative (FF-), feed withdrawal Salmonella Enteritidis positive (FW+), FW Salmonella Enteritidis negative (FW), alfalfa Salmonella Enteritidis positive (ALC+), and ALC Salmonella Enteritidis negative (ALC-). Each hen in the Salmonella Enteritidis-positive groups was challenged on the fourth day of the study with 1 mL of 10(6)-cfu Salmonella Enteritidis. Blood was collected on d 2, 5, 9, and 12 of the trial. Blood plasma was collected and metabolite concentrations were analyzed for glucose, calcium, cholesterol, uric acid, total protein, and triglycerides. The feed intakes of the FF hens were 4- to 6-fold greater (P
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http://dx.doi.org/10.3382/ps.2006-00400 DOI Listing Publication Analysis
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J Anim Sci Biotechnol
January 2025
Jiangsu Institute of Poultry Sciences, Yangzhou, China.
Background: Salmonella enterica serovar Enteritidis (S. Enteritidis) is a global foodborne pathogen that poses a significant threat to human health, with poultry being the primary reservoir host. Therefore, addressing S.
View Article and Find Full Text PDFJ Infect Dis
December 2024
Center for Vaccine Development and Global Health, University of Maryland School of Medicine, Baltimore, MD, 21201, USA.
Background: Enteric fever caused by Salmonella enterica serovars Typhi and Paratyphi A in addition to gastroenteritis and invasive disease, predominantly attributable to nontyphoidal Salmonella serovars Typhimurium and Enteritidis, are major causes of death and disability across the globe. A broad-spectrum vaccine that protects against disease caused by typhoidal and nontyphoidal serovars of Salmonella is not available for humans but would prevent a considerable burden of disease worldwide.
Methods: We previously developed a broad-spectrum vaccine for Gram-negative bacteria that is based on the inner core domain of detoxified Escherichia coli O111, Rc (J5) mutant lipooligosaccharide, a highly conserved antigen across Gram-negative bacteria, complexed with an outer membrane protein of group B Neisseria meningitidis.
Probiotics Antimicrob Proteins
December 2024
College of Food Science and Engineering, Yangzhou University, 196 West Huayang Road, Yangzhou, 225127, Jiangsu, China.
Foodborne bacterial enteritis is a common clinical disease, and its incidence has risen globally. To screen for functional Bacillus strains with anti-inflammatory properties, tolerance to acid and bile salts, and antagonism against Salmonella, 22 strains of Bacillus were employed as candidate strains in this study. An inflammatory cell model was established using J774-Dual NF-κB/IRF reporter macrophages to identify anti-inflammatory Bacillus.
View Article and Find Full Text PDFPol J Vet Sci
September 2024
National Diagnostic and Research Veterinary Medical Institute, National Food Safety Center, 15 Pencho Slaveykov blvd, 1606, Sofia, Bulgaria.
Salmonella spp. is an important zoonotic and foodborne pathogen. It is spread worldwide and represents a public health risk.
View Article and Find Full Text PDFJ Fungi (Basel)
December 2024
Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Godoy Cruz 2290, Ciudad Autónoma de Buenos Aires 1425, Argentina.
Global concern about pathogenic resistance to antibiotics is prompting interest in probiotics as a strategy to prevent or inhibit infections. Fermented beverages are promising sources of probiotic yeasts. This study aimed to evaluate the antagonistic effects of , , and strains from kefir and wine against serovar Enteritidis in intestinal epithelial cells.
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