Ameer A Megahed|Publications

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Dr. Ameer A Megahed :: Publications:

Research Fields

Food animal infectious diseases, microbiome, antibiotic resistance dynamics

Acid-base balance

Food animal health and well-being with an emphasis in periparturient management, physiology, and diseases.

Bioinformatics

Parturition physiology, management, and dystocia.

Udder biology and health

Biostatistics (Inferential and Bayesian) using SAS, R, and beginner in Python

Number of publications is 34

Title

1-West Nile virus seroprevalence and associated risk factors among horses in Egypt

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2-The microbial killing capacity of aqueous and gaseous ozone on different surfaces contaminated with dairy cattle manure

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3-Evaluation of the decontamination power of aqueous and gaseous ozone on various contaminated surfaces with cattle manure containing Salmonella.

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4-Comparative study on the efficacy of sodium hypochlorite, aqueous ozone, and peracetic acid in the elimination of various Salmonella Typhimurium from cattle manure contaminated surfaces supported by Bayesian analysis

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5-Clinical utility of plasma progesterone and blood and plasma glucose concentrations in predicting parturition in Holstein cattle

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6-Metagenomic Analysis of the Fecal Archaeome in Suckling Piglets Following Perinatal Tulathromycin Metaphylaxis

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7-Determination of Seroprevalence of Contagious Caprine Pleuropneumonia and Associated Risk Factors in Goats and Sheep Using Classification and Regression Tree

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8-Technical Note: Evaluation of a colorimetric point-of-care test for measuring urine ammonium concentration in periparturient dairy cattle

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9-Risk factor analysis of bovine leukemia virus infection in dairy cattle in Egypt.

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10-Antimicrobial efficacy of aqueous ozone and ozone-lactic acid blend on Salmonella contaminated chicken drumsticks using multiple-sequential soaking and spraying approaches.

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11-Fucoidan supplementation modulates hepato-renal oxidative stress and DNA damage induced by aflatoxin B1 intoxication in rats.

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12-Evaluation of three esterase tests for the diagnosis of subclinical mastitis at dry-off and freshening in dairy cattle

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13-Ability of milk pH to predict subclinical mastitis and intramammary infection in quarters from lactating dairy cattle

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14-Changes in skeletal muscle thickness and echogenicity, and plasma creatinine concentration as indicators of the rate of protein and intramuscular fat mobilization in periparturient dairy cows.

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15-Clinical utility of urine specific gravity, electrical conductivity, and color as on-farm methods for evaluating urine concentration in dairy cattle

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16-Negligible impact of perinatal tulathromycin metaphylaxis on the developmental dynamics of fecal microbiota and their accompanying antimicrobial resistome in Piglets.

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17-Effect of single dose of parenteral antimicrobials administration at birth on developmental dynamics of fecal microbiota and prevalence of selected antimicrobial resistance genes in piglets

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18-Evaluation of the analytical performance of a hand-held ion-selective electrode meter for measuring whole blood, plasma, urine, milk, and abomasal fluid sodium concentrations in dairy cattle

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19-Evaluation of cisternal milk sodium, potassium, and calcium concentrations and electrical conductivity for the diagnosis of subclinical mastitis and intramammary infection at dry-off and freshening in dairy cattle.

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20-Impacts of environmental complexity on respiratory and gut microbiome community structure and diversity in growing pigs.

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21-Measurement of urine pH and Net Acid Excretion and their association with urine calcium excretion in periparturient dairy cows

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22-Clinical Utility of Plasma Fructosamine Concentration as a Hypoglycemic Biomarker during Early Lactation in Dairy Cattle: Fructosamine in Dairy Cattle

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23-Evaluation and Comparison of 2 On-Farm Tests for Estimating Somatic Cell Count in Quarter Milk Samples from Lactating Dairy Cattle

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24-Plasma calcium concentrations are decreased at least 9 hours before parturition in multiparous Holstein-Friesian cattle in a herd fed an acidogenic diet during late gestation.

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25-CLINICAL UTILITY OF TWO LEUKOCYTE ESTERASE REAGENT STRIPS FOR THE COW-SIDE DIAGNOSIS OF SUBCLINICAL MASTITIS IN LACTATING DAIRY CATTLE

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26-Conference Abstract: Comparison of Six On-Farm Tests to Estimate Somatic Cell Count at Dry-Off in Dairy Cattle

27-Conference Abstract: Ultrasonographic determination of longissimus dorsi muscle thickness and intramuscular fat percentage in periparturient dairy cattle.

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28-Conference Abstract: Quantifying Stress in Primiparous and Multiparous Dairy Cattle Around Parturition

Abstract

29-Conference Abstract: Impacts of peri-natal antibiotic administration on gut microbiota composition and antibiotic resistance gene prevalence in piglets.

Abstract

30-Evaluation of 2 portable ion-selective electrode meters for determining whole blood, plasma, urine, milk, and abomasal fluid potassium concentrations in dairy cattle.

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31-Characterization of the analytical performance of an electrochemical point-of-care meter for measuring β-OH butyrate concentration in blood and plasma from periparturient dairy cattle.

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32-Evaluation of an Electrochemical Point-of-Care Meter for Measuring Glucose concentration in Blood from Periparturient Dairy Cattle.

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33-Clinical utility of calf front hoof circumference and maternal intrapelvic area in predicting dystocia in 103 late gestation Holstein-Friesian heifers and cows.

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34-Conference Abstract: Changes in rectal temperature, sacrosciatic ligament relaxation, and plasma progesterone concentration at 24 hours before parturition in Holstein- Friesian cattle .

Abstract

Dr. Ameer A Megahed :: Publications: