Essam M. Abdelfattah
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View article: Analysis of Antimicrobial Residues and Resistance Profiles of Escherichia coli and Enterococcus spp. in Lagoon Water from California Dairies
Analysis of Antimicrobial Residues and Resistance Profiles of Escherichia coli and Enterococcus spp. in Lagoon Water from California Dairies Open
The widespread use of antimicrobial drugs (AMDs) in livestock production contributes to antimicrobial resistance (AMR), a global One Health concern affecting humans, animals, and the environment. This study analyzed AMD residues and the AM…
View article: Failure of Passive Immune Transfer in Neonatal Beef Calves: A Scoping Review
Failure of Passive Immune Transfer in Neonatal Beef Calves: A Scoping Review Open
Neonatal calves possess an immature and naïve immune system and are reliant on the intake of maternal colostrum for the passive transfer of immunoglobulins. Maternal antibodies delivered to the calf via colostrum, are crucial to prevent ca…
View article: Failure of Passive Immune Transfer in Neonatal Beef Calves: A Scoping Review
Failure of Passive Immune Transfer in Neonatal Beef Calves: A Scoping Review Open
Neonatal calves possess an immature and naïve immune system and are reliant on the intake of maternal colostrum for passive transfer of immunoglobulins. Maternal antibodies delivered to the calf via colostrum, are crucial to prevent c…
View article: Antimicrobial drug use and its association with antimicrobial resistance in fecal commensals from cows on California dairies
Antimicrobial drug use and its association with antimicrobial resistance in fecal commensals from cows on California dairies Open
The current study objective was to investigate the risk factors associated with the isolation of antimicrobial-resistant Escherichia coli , Enterococcus spp., and Streptococcus spp. (ES) from the feces of dairy cows in California (CA). A l…
View article: Biochemical Parameters Associated with Fatigue in Working Mules
Biochemical Parameters Associated with Fatigue in Working Mules Open
Background: Mules are used worldwide for agrarian purposes such as plowing and harvesting crops. In this study, mules were used for plowing and cultivation. While mules are believed to be less susceptible to diseases and fatigue than horse…
View article: Factors associated with perceived Anaplasma marginale infection and clinical anaplasmosis cases on beef operations in California
Factors associated with perceived Anaplasma marginale infection and clinical anaplasmosis cases on beef operations in California Open
Bovine anaplasmosis is a tick-borne disease caused by Anaplasma marginale in the United States. The objective of this study was to use a survey tool to generate information for beef operations in California on anaplasmosis prevention and c…
View article: Management Practices of Bovine Mastitis and Milk Quality on Egyptian Dairies
Management Practices of Bovine Mastitis and Milk Quality on Egyptian Dairies Open
Milk production continues to be the main source of income for dairy producers, and mastitis continues to be the major health challenge for dairy cows worldwide. The objective of the current study was to describe the different management pr…
View article: Transdermal Flunixin Meglumine as a Pain Relief in Donkeys: A Pharmacokinetics Pilot Study
Transdermal Flunixin Meglumine as a Pain Relief in Donkeys: A Pharmacokinetics Pilot Study Open
Recent approval of transdermal flunixin meglumine (FM) (Banamine®) in cattle has opened the door for the drug’s potential application in other species. Transdermal FM could provide a safe and effective form of pain relief in donkeys. In or…
View article: Effect of Group Housing of Preweaned Dairy Calves: Health and Fecal Commensal Antimicrobial Resistance Outcomes
Effect of Group Housing of Preweaned Dairy Calves: Health and Fecal Commensal Antimicrobial Resistance Outcomes Open
The objectives of this study were to investigate the effects of group housing (three calves per group) on bovine respiratory disease (BRD), diarrhea and antimicrobial resistance (AMR) to fecal commensal Escherichia coli (EC) and enterococc…
View article: Prevalence of antimicrobial resistance in fecal Escherichia coli and Enterococcus spp. isolates from beef cow-calf operations in northern California and associations with farm practices
Prevalence of antimicrobial resistance in fecal Escherichia coli and Enterococcus spp. isolates from beef cow-calf operations in northern California and associations with farm practices Open
Antimicrobials are necessary for the treatment of bacterial infections in animals, but increased antimicrobial resistance (AMR) is becoming a concern for veterinarians and livestock producers. This cross-sectional study was conducted on co…
View article: Management Practices of Mastitis and Milk Quality on Egyptian Dairies
Management Practices of Mastitis and Milk Quality on Egyptian Dairies Open
View article: Stable fly activity is associated with dairy management practices and seasonal weather conditions
Stable fly activity is associated with dairy management practices and seasonal weather conditions Open
Stable flies ( Stomoxys calcitrans) are blood-sucking insects commonly associated with cattle production systems worldwide and are known to cause severe irritation to cattle due to painful bites. Cattle react to biting stable flies with an…
View article: 2018 Survey of antimicrobial drug use and stewardship practices in adult cows on California dairies: post-Senate Bill 27
2018 Survey of antimicrobial drug use and stewardship practices in adult cows on California dairies: post-Senate Bill 27 Open
Background A survey of California (CA) dairies was performed in spring 2018 to characterize antimicrobial stewardship practices, antimicrobial drug (AMD) use, and health management of adult cows on CA dairies since the implementation of th…
View article: 2018 Survey of factors associated with antimicrobial drug use and stewardship practices in adult cows on conventional California dairies: immediate post-Senate Bill 27 impact
2018 Survey of factors associated with antimicrobial drug use and stewardship practices in adult cows on conventional California dairies: immediate post-Senate Bill 27 impact Open
Background Antimicrobial drugs (AMD) are critical for the treatment, control, and prevention of diseases in humans and food-animals. Good AMD stewardship practices and judicious use of AMD are beneficial to the preservation of animal and h…
View article: Epidemiology of antimicrobial resistance (AMR) on California dairies: descriptive and cluster analyses of AMR phenotype of fecal commensal bacteria isolated from adult cows
Epidemiology of antimicrobial resistance (AMR) on California dairies: descriptive and cluster analyses of AMR phenotype of fecal commensal bacteria isolated from adult cows Open
Background This study describes the occurrence of antimicrobial resistance (AMR) in commensal Escherichia coli and Enterococcus/Streptococcus spp. (ES) isolated from fecal samples of dairy cows and assesses the variation of AMR profiles ac…
View article: Prevalence of Fascioliasis and Associated Economic Losses in Cattle Slaughtered at Lira Municipality Abattoir in Northern Uganda
Prevalence of Fascioliasis and Associated Economic Losses in Cattle Slaughtered at Lira Municipality Abattoir in Northern Uganda Open
Fascioliasis (liver fluke infestation) is one of the most important parasitic diseases affecting cattle, other ruminant animals and humans. Fascioliasis causes large, but usually neglected, economic losses to cattle farmers and traders. Th…
View article: Survey of Serum Amyloid A and Bacterial and Viral Frequency Using qPCR Levels in Recently Captured Feral Donkeys from Death Valley National Park (California)
Survey of Serum Amyloid A and Bacterial and Viral Frequency Using qPCR Levels in Recently Captured Feral Donkeys from Death Valley National Park (California) Open
Feral donkey removal from state land has raised concerns in terms of disease transmission between equine species. Disease outbreaks may occur as a result of the relocation of animals to new environments. Virus and bacteria DNA load and ser…
View article: Effect of Different Dietary Protein Levels on Some Behavioral Patterns and Productive Performance of Muscovy Duck
Effect of Different Dietary Protein Levels on Some Behavioral Patterns and Productive Performance of Muscovy Duck Open
The aim of the present study was to investigate the effect of reduced dietary protein levels on some behavioral patterns, and productive traits of the Muscovy duck. Ninety ducks of six weeks of age were divided equally into three treatment…
View article: On-farm welfare assessment of commercial Pekin ducks: a comparison of methods
On-farm welfare assessment of commercial Pekin ducks: a comparison of methods Open
View article: Short communication: Effect of age at group housing on behavior, cortisol, health, and leukocyte differential counts of neonatal bull dairy calves
Short communication: Effect of age at group housing on behavior, cortisol, health, and leukocyte differential counts of neonatal bull dairy calves Open
To determine the effect of age at grouping on behavior, health, and production of dairy bull calves, 90 Holstein-Friesian bull calves were housed in individual pens until moved to 1 of 3 treatments. Calves were housed in groups of 3 calves…
View article: Effect of some managerial factors on behavior and performance of quail.pdf
Effect of some managerial factors on behavior and performance of quail.pdf Open
Our work was carried out in three separate experiments; The first experiment concluded that cage systems are still the most efficient form of housing for breeder Japanese quail because it was accompanied with greatest feeding and drinking,…