Brett Lumpkins
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View article: Coccidiosis in chickens: From temporal patterns of Lesion development and Oocyst shedding to predictive modeling
Coccidiosis in chickens: From temporal patterns of Lesion development and Oocyst shedding to predictive modeling Open
View article: Precision biotics enhance growth performance in broiler chickens by selectively modifying their intestinal microbiome to better respond to enteric challenges
Precision biotics enhance growth performance in broiler chickens by selectively modifying their intestinal microbiome to better respond to enteric challenges Open
Precision biotics (PB) are innovative feed additives designed to influence key metabolic pathways in the microbiome, particularly those involved in short-chain fatty acid (SCFA) production. These SCFAs are crucial for the healthy developme…
View article: Comparative effects of vegetarian diet and rendered animal by-product on the chicken gut health
Comparative effects of vegetarian diet and rendered animal by-product on the chicken gut health Open
View article: Corrigendum to “Comparative efficacy of tannin-free grain sorghum varieties for the control of necrotic enteritis caused by Clostridium perfringens in broiler chickens” [Poultry Science, Volume 102, Issue 2, February 2023, 102300]
Corrigendum to “Comparative efficacy of tannin-free grain sorghum varieties for the control of necrotic enteritis caused by Clostridium perfringens in broiler chickens” [Poultry Science, Volume 102, Issue 2, February 2023, 102300] Open
View article: Coccidiosis in poultry: Disease mechanisms, control strategies, and future directions
Coccidiosis in poultry: Disease mechanisms, control strategies, and future directions Open
According to a 2023 survey by the American Veterinarians in Broiler Production, Coccidiosis is the number one disease in the broiler poultry industry. Coccidiosis results in the reduction of growth rate, decrease in feed efficiency, and po…
View article: Combined Effect of Nigella sativa and Kefir on the Live Performance and Health of Broiler Chickens Affected by Necrotic Enteritis
Combined Effect of Nigella sativa and Kefir on the Live Performance and Health of Broiler Chickens Affected by Necrotic Enteritis Open
Coccidiosis and necrotic enteritis (NE) are prevalent poultry ailments worldwide, leading to decreased live performance and elevated mortality rates without antibiotic usage. This study evaluated Nigella sativa (black cumin) seeds (BCS) an…
View article: Corrigendum to “Nigella sativa as an antibiotic alternative to promote growth and enhance health of broilers challenged with Eimeria maxima and Clostridium perfringens” [Poult. Sci. 102 (8) (2023) 102831]
Corrigendum to “Nigella sativa as an antibiotic alternative to promote growth and enhance health of broilers challenged with Eimeria maxima and Clostridium perfringens” [Poult. Sci. 102 (8) (2023) 102831] Open
View article: Nigella sativa as an antibiotic alternative to promote growth and enhance health of broilers challenged with Eimeria maxima and Clostridium perfringens
Nigella sativa as an antibiotic alternative to promote growth and enhance health of broilers challenged with Eimeria maxima and Clostridium perfringens Open
View article: Pioneer colonizers: Bacteria that alter the chicken intestinal morphology and development of the microbiota
Pioneer colonizers: Bacteria that alter the chicken intestinal morphology and development of the microbiota Open
Microbes commonly administered to chickens facilitate development of a beneficial microbiome that improves gut function, feed conversion and reduces pathogen colonization. Competitive exclusion products, derived from the cecal contents of …
View article: Comparative efficacy of tannin-free grain sorghum varieties for the control of necrotic enteritis caused by Clostridium perfringens in broiler chickens
Comparative efficacy of tannin-free grain sorghum varieties for the control of necrotic enteritis caused by Clostridium perfringens in broiler chickens Open
View article: Evaluation of a subunit vaccine candidate (Biotech Vac Cox) against Eimeria spp. in broiler chickens
Evaluation of a subunit vaccine candidate (Biotech Vac Cox) against Eimeria spp. in broiler chickens Open
View article: Effects of feed supplementation with 3 different probiotic Bacillus strains and their combination on the performance of broiler chickens challenged with Clostridium perfringens
Effects of feed supplementation with 3 different probiotic Bacillus strains and their combination on the performance of broiler chickens challenged with Clostridium perfringens Open
View article: Concurrent use of saponins and live coccidiosis vaccines: the influence of a quillaja and yucca combination on anticoccidial effects and performance results of coccidia-vaccinated broilers
Concurrent use of saponins and live coccidiosis vaccines: the influence of a quillaja and yucca combination on anticoccidial effects and performance results of coccidia-vaccinated broilers Open
View article: Impact of Chronic Levels of Naturally Multi-Contaminated Feed with Fusarium Mycotoxins on Broiler Chickens and Evaluation of the Mitigation Properties of Different Titers of Yeast Cell Wall Extract
Impact of Chronic Levels of Naturally Multi-Contaminated Feed with Fusarium Mycotoxins on Broiler Chickens and Evaluation of the Mitigation Properties of Different Titers of Yeast Cell Wall Extract Open
The chronic intake of naturally multi-mycotoxin contaminated feed by broilers with or without titers of Yeast Cell Wall Extract (YCWE, a.k.a Mycosorb A+®), was investigated. Day-old male Cobb chicks (1600 birds, 64 pens, 25 birds/pen) were…
View article: Effect of Bacillus subtilis DSM 32315 on the intestinal structural integrity and growth performance of broiler chickens under necrotic enteritis challenge
Effect of Bacillus subtilis DSM 32315 on the intestinal structural integrity and growth performance of broiler chickens under necrotic enteritis challenge Open
The effect of dietary inclusion of Bacillus subtilis DSM 32315 on the intestinal health and growth performance of Cobb 500 male broilers subjected to a Clostridium perfringens-induced necrotic enteritis (NE) challenge was determined in 2 e…
View article: Evaluation of encapsulated sodium butyrate with varying releasing times on growth performance and necrotic enteritis mitigation in broilers
Evaluation of encapsulated sodium butyrate with varying releasing times on growth performance and necrotic enteritis mitigation in broilers Open
This study was conducted to evaluate the effect of an encapsulated sodium butyrate (Na-B) with targeted releasing times on growth performance and mitigating the impact of necrotic enteritis in broilers. Two Na-B (30% of Na-B content) produ…
View article: Can dietary zinc diminish the impact of necrotic enteritis on growth performance of broiler chickens by modulating the intestinal immune-system and microbiota?
Can dietary zinc diminish the impact of necrotic enteritis on growth performance of broiler chickens by modulating the intestinal immune-system and microbiota? Open
The objective of this study was to compare the effects of inorganic and proteinate Zn in chickens challenged with coccidia and Clostridium perfringens. A 3 × 2 factorial design was used, with 3 dietary formulations (0 or 90 mg/kg supplemen…
View article: Zinc source modulates intestinal inflammation and intestinal integrity of broiler chickens challenged with coccidia and Clostridium perfringens
Zinc source modulates intestinal inflammation and intestinal integrity of broiler chickens challenged with coccidia and Clostridium perfringens Open
Two dietary sources of zinc (ZnSO4 or organic Zn) were tested in chickens challenged with coccidiosis (Co) or coccidiosis plus Clostridium perfringens (CoCPF). On day 14, the chickens were orally gavaged with ∼5,000 Eimeria maxima sporulat…
View article: Evaluation of the effects of feeding dried algae containing beta-1,3-glucan on broilers challenged with Eimeria
Evaluation of the effects of feeding dried algae containing beta-1,3-glucan on broilers challenged with Eimeria Open
This study determined the effect of a dried algae product containing beta-1,3-glucan on broiler performance and immunity during an Eimeria challenge. Heterotrophically grown Euglena gracilis, which contained ∼55% beta-1,3-glucan, was dried…
View article: Effects of tannic acid extract on performance and intestinal health of broiler chickens following coccidiosis vaccination and/or a mixed-species Eimeria challenge
Effects of tannic acid extract on performance and intestinal health of broiler chickens following coccidiosis vaccination and/or a mixed-species Eimeria challenge Open
Two experiments were conducted to investigate the effects of tannic acid extract (TAE) formulations on the performance and intestinal health of male Cobb × Cobb 500 broilers exposed to coccidiosis. In the first experiment, 320 broiler chic…
View article: Comparison of breeder/layer coccidiosis vaccines: Part 2: Onset of immunity – attenuated vaccines
Comparison of breeder/layer coccidiosis vaccines: Part 2: Onset of immunity – attenuated vaccines Open
Coccidiosis control for breeding and laying chickens requires the development of immunity against multiple Eimeria species. Only one vaccine was widely available to producers in the European Union (EU) from 1991 until 2015. Recently, 2 new…
View article: Comparison of breeder/layer coccidiosis vaccines: Part 1 -precocity and pathogenicity
Comparison of breeder/layer coccidiosis vaccines: Part 1 -precocity and pathogenicity Open
Coccidiosis control for breeding and laying chickens requires the development of immunity against multiple Eimeria species. Vaccines approved for use in Europe are precocious (attenuated) strains. Only one precocious vaccine (Paracox® 8) w…
View article: Performance and cost-benefit improvements following supplementation with a combination of direct-fed microbials and enzymes to broiler chickens raised with or without ionophores
Performance and cost-benefit improvements following supplementation with a combination of direct-fed microbials and enzymes to broiler chickens raised with or without ionophores Open
Increased resistance and loss of sensitivity to traditional anticoccidial agents, as well as interest in antibiotic-free rearing programs, has increased the interest in alternative control measures. Therefore, this study aimed to assess th…
View article: Calcium Montmorillonite-Based Dietary Supplement Attenuates Necrotic Enteritis Induced by <i>Eimeria maxima </i>and <i>Clostridium perfringens </i>in Broilers
Calcium Montmorillonite-Based Dietary Supplement Attenuates Necrotic Enteritis Induced by <i>Eimeria maxima </i>and <i>Clostridium perfringens </i>in Broilers Open
Necrotic enteritis (NE) is a poultry disease caused by Clostridium perfringens and characterized by severe intestinal necrosis. The incidence of avian NE has been progressively increasing following the removal of antibiotics from po…
View article: Effect of feeding an encapsulated source of butyric acid (ButiPEARL) on the performance of male Cobb broilers reared to 42 d of age
Effect of feeding an encapsulated source of butyric acid (ButiPEARL) on the performance of male Cobb broilers reared to 42 d of age Open
The objective of this research was to determine the optimal level of an encapsulated butyric acid (ButiPEARL) based on the performance of male Cobb broilers reared to 42 d of age and to investigate its effects on intestinal morphology. Exp…