Alternatives to Antibiotics
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Article
Effect of oligosaccharides extract from palm kernel expeller on growth performance, gut microbiota and immune response in broiler chickens
This study examined the prebiotic effects of oligosaccharides extract from palm kernel expeller (OligoPKE) on growth performance, cecal microbiota and immune response of broiler chickens. A total of ninety 1-day-old broiler chicks (Cobb-500) were randomly allocated to three treatment groups of six... Continue reading...
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Article
Curcuma and Scutellaria plant extracts protect chickens against inflammation and Salmonella Enteritidis infection
After a ban on the use of antibiotics as growth promoters in farm animals in the European Union in 2006, an interest in alternative products with antibacterial or anti-inflammatory properties has increased. In this study, we therefore tested the effects of extracts from Curcuma longa and... Continue reading...
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Article
Effect of dietary supplementation of mannan-oligosaccharides on performance, blood metabolites, ileal nutrient digestibility, and gut microflora in Escherichia coli-challenged laying hens
The present study was carried out to investigate the effect of dietary supplementation of different levels of mannan-oligosaccharides (MOS) on performance, egg quality, immune responses, and gut microflora in laying hens exposed to Escherichia coli (E. coli) challenge. A total of 180 Hy-Line W-36... Continue reading...
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Article
Effect of Scrophularia striata and Ferulago angulata, as alternatives to virginiamycin, on growth performance, intestinal microbial population, immune response, and blood constituents of broiler chickens
An experiment was conducted to investigate the comparative effect of Scrophularia striata, Ferulago angulata, and virginiamycin (VM) on performance, intestinal microbial population, immune response, and blood constituents of broilers. A total of 300 Ross 308 male broiler chickens were randomly... Continue reading...
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Article
The efficacy of selected probiotic and prebiotic combinations in reducing Campylobacter colonization in broiler chickens
Campylobacter is one of the leading causes of foodborne illness worldwide and is associated with consumption of poultry products. One potential strategy to reduce Campylobacter colonization in poultry is the use of probiotics. In an attempt to reduce Campylobacter in poultry, we isolated 117 GRAS (... Continue reading...
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Article
Organic acid blend in diets of broiler chickens challenged with Clostridium perfringens
This study was conducted to evaluate the effects of a blend of organic acids (OAs) in diets with or without antibiotic growth promoter (AGP) in chickens challenged with Clostridium perfringens. Day-old male broiler chicks were used in a trial with 4 treatments and 6 replicates of 50 birds per pen,... Continue reading...
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Article
In ovo injection of prebiotics and synbiotics affects the digestive potency of the pancreas in growing chickens
The purpose of the study was to examine the effect of 2 prebiotics and 2 synbiotics on the digestive potency of pancreas in 1-, 3-, 7-, 14-, 21-, and 34-day-old cockerels. Prebiotics (inulin and Bi2 tos) and synbiotics (inulin + Lactococcus lactis subsp. lactis and Bi2 tos + Lactococcus lactis... Continue reading...
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Article
Bacillus amyloliquefaciens supplementation alleviates immunological stress in lipopolysaccharide-challenged broilers at early age
This study was conducted to investigate the effect of Bacillus amyloliquefaciens (BA) on the immune function of broilers challenged with lipopolysaccharide (LPS). 192 one-day-old male Arbor Acre broiler chickens were randomly distributed into four treatments: 1) broilers fed a basal diet; 2)... Continue reading...
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Article
Products to alleviate the effects of necrotic enteritis and aflatoxin on growth performance, lesion scores, and mortality in young broilers
This study investigated the effects of necrotic enteritis challenge or a necrotic enteritis challenge with an additional challenge from dietary aflatoxin B1 compared to broilers that were unchallenged. Also tested were products designed to help alleviate those effects. Lesion scores were higher in... Continue reading...
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Article
Botanical alternatives to antibiotics for use in organic poultry production
The development of antibiotic resistant pathogens has resulted from the use of sub-therapeutic concentrations of antibiotics delivered in poultry feed. Furthermore, there are a number of consumer concerns regarding the use of antibiotics in food animals including residue contamination of poultry... Continue reading...