Aziza M. Amer

ORCID: 0000-0003-0047-8314
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About
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Research Areas
  • Antibiotics Pharmacokinetics and Efficacy
  • Microbial infections and disease research
  • Veterinary medicine and infectious diseases
  • Coccidia and coccidiosis research
  • Animal Nutrition and Physiology
  • Insect and Pesticide Research
  • Drug Transport and Resistance Mechanisms
  • Essential Oils and Antimicrobial Activity
  • Bacterial biofilms and quorum sensing
  • Plant tissue culture and regeneration
  • Pesticide Residue Analysis and Safety
  • Antibiotic Resistance in Bacteria
  • Probiotics and Fermented Foods
  • Antimicrobial Resistance in Staphylococcus
  • Animal health and immunology
  • Natural Antidiabetic Agents Studies
  • Milk Quality and Mastitis in Dairy Cows
  • Microbial Metabolism and Applications
  • Advanced Drug Delivery Systems
  • Bacterial Identification and Susceptibility Testing
  • Animal Virus Infections Studies
  • Rabbits: Nutrition, Reproduction, Health
  • Nigella sativa pharmacological applications
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Veterinary Pharmacology and Anesthesia

Cairo University
2012-2024

ORCID
2020

Poultry Research Institute
2020

Moringa peregrina is a wild plant that grown in the eastern desert mountains Egypt. Although, this native to Egypt, no details studies were traced on its chemical composition and biological activity.The different fractions of ethanolic extract dried aerial parts plants subjected fractionation purification various silica sephadex columns for isolation major compounds which tested there anticancer activity. The aqueous as well antihyperglycemic effect Streptozitocin-induced diabetes...

10.4103/0973-1296.80667 article EN Pharmacognosy Magazine 2011-01-01

This article briefly highlights the complex relationships between chicken gastrointestinal tract (GIT) microbial communities and mycotoxins. The gut microbiota, diverse community of microorganisms that reside in GIT, plays a crucial role overall health well-being chickens. mycotoxins can alter microbiota composition, leading to potential issues poultry. interactions chickens are significant for poultry health. Mycotoxins toxic compounds produced by fungi contaminate feed adversely affect GIT...

10.21303/2504-5695.2025.003782 article EN EUREKA Life Sciences 2025-04-24

Methicillin-resistant Staphylococcus aureus (MRSA) have been found in various farm animal species throughout the world. Yet, methicillin-susceptible S. (MSSA), non-S. (MS-NSA), and methicillin-resistant (MR-NSA) were not investigated. Therefore, we persued to determine diversity their phenotypic virulence assay, antimicrobial resistance profile molecular characterization one of food chains Egypt. Samples collected during 2013 from beef meat at retail. Twenty seven isolates comprising five...

10.3389/fmicb.2016.00222 article EN cc-by Frontiers in Microbiology 2016-02-29

Coagulase-positive (CPS) and coagulase-negative (CNS) staphylococci cause staphylococcal food poisoning. Recently, CPS CNS have received increasing attention due to their potential role in the dissemination of antibiotic resistance markers. The present study aimed evaluate species distribution profile isolated from chicken beef meat. Fifty fresh, uncooked parts 50 meat cuts (local n=27; imported n=23) were used. One hundred isolates belonging 11 identified (n=50) raw samples. Staphylococcus...

10.1089/fpd.2014.1882 article EN Foodborne Pathogens and Disease 2015-03-19

Silver (Ag NPs) and magnetite nanoparticles (MANPs) were synthesized characterized using Xray powder diffraction (XRD), X-ray fluorescence (XRF), scanning electron microscope (SEM) transmission (TEM), atomic force (AFM) Raman spectroscopy.XRD, XRF spectroscopy results of MANPs Ag NPs confirmed their synthesis without any undesired impurities from method.TEM, SEM AFM images illustrated homogenous spherical particles with the size about 5 nm, while had to semi-cubic 20 nm.Both silver-essential...

10.5101/nbe.v12i4.p338-350 article EN cc-by Nano Biomedicine and Engineering 2020-11-27

In this study essential oils mixture (Lacecca ® ) was used for treatment (control) and prevention of ticks infestation in dogs (0.25 ml/kg b.wt) orally followed by water 3 successive days 4 weeks observation period.In infested oral treated dogs, skin affections (irritation inflammation) were decreased disappeared gradually treatment.Alive tick number to 75% at 6 hours from the 1 st dose reach 99.42 % rd 100% starting 12 up 28 days.Complete disappearance tested bodies 7, 14 21 after...

10.17582/journal.aavs/2020/8.4.398.407 article EN Advances in Animal and Veterinary Sciences 2020-01-01

A study of amoxicillin pharmacokinetics was conducted in healthy goats and with chronic lead intoxication. The intoxicated had increased serum concentrations liver enzymes (alanine aminotransferase γ-glutamyl transferase), blood urea nitrogen, reactivated δ-aminolevulinic acid dehydratase compared to the controls. Following intravenous (10 mg/kg bw) control lead-intoxicated goats, elimination half-lives were 4.14 1.26 h, respectively. volumes distribution based on terminal phase 1.19 0.38...

10.4142/jvs.2013.14.4.395 article EN cc-by-nc-sa Journal of Veterinary Science 2013-01-01

tant compounds such as coumarins, flavonoids, and vitamins used in traditional medicine an antihepatotoxic, anti-inflammatory, liver tonic, cholagogue, diuretic also is a tonic anticancer agent (Liu et al., 2013;

10.17582/journal.aavs/2021/9.1.137.142 article EN Advances in Animal and Veterinary Sciences 2020-01-01

T HIS review aims to summarize data on avian microbiota, its development, composition, effect, and factors that affect diversity in the chicken gastrointestinal tract (GIT) be available for students, practical poultry specialist, researchers industry.The GIT of chickens like other animals human are harboring a diverse population or community microorganisms, including bacteria (microbiota), fungi (mycobiota), protozoa, viruses symbiotic enhance vital activities health birds. .On hand, bird's...

10.21608/ejvs.2023.188397.1431 article EN Egyptian Journal of Veterinary Science 2023-03-01

This study was carried out to evaluate the efficacy of water soluble formulation diclazuril (1%) in prevention and control mixed Eimeria infection two experimental (semifield) trials testing this medicament controlling natural field case infection. The each on 150-day-old broiler chicks, as they were divided into 3 equal separate subgroups. Infected groups orally received 1ml an inoculum containing 50.000 sporulated oocysts tenella, E. acervulina necatrix/ chick at 14 days age. Diclazuril...

10.21608/jvmr.2008.77853 article EN Journal of Veterinary Medical Research 2008-03-01

Values for pharmacokinetic variables are usually obtained in healthy animals, whereas drugs frequently administered to diseased animals. This study investigated cefquinome pharmacokinetics goats and with experimentally induced mastitis. Five adult lactating received 75 mg of intramammary infusion using a commercially available product into one udder half clinical mastitis that was by intracisternal 100 cfu Staphylococcus aureus ATCC 29213 suspended 5 ml sterile culture broth. Cefquinome...

10.1111/jvp.12790 article EN Journal of Veterinary Pharmacology and Therapeutics 2019-06-17

1. Disposition kinetics were compared in healthy chickens and naturally infected with E. coli following the intravenous, intramuscular oral administration of chloramphenicol a single dose 20 mg/kg body weight. 2. Lower serum concentration diseased reported after intravenous injection, but they higher than normal 30 min administration. Following injection volume distribution was increased chickens. 3. The biological half-life 8.32 +/- 0.5 h prolonged birds (26.21 0.2 h). clearance reduced 4....

10.1080/00071669108417384 article EN British Poultry Science 1991-07-01

Piroxicam is one of the nonsteroidal anti-inflammatory drugs oxicam class commonly used in both veterinary and human medicine. Anti-inflammatory pharmacokinetics piroxicam (20 mg/kg b. wt.) via intramuscular (i.m) injection were studied normal joint inflamed male rats. Injection complete Freund's adjuvant right hind rat's paw resulted biphasic edematous inflammatory thickness, immediate acute phase started at 4th day followed by a chronic with marked edema 14 injection. Treatment (20mg/kg...

10.21608/ejvs.2018.5311.1049 article EN Egyptian Journal of Veterinary Science 2018-11-19

Artificial intelligence (AI) is revolutionizing many industries and medicine. This paper provides an overview of AI's current future role in Currently, AI used ways to improve healthcare including reducing costs, improving patient outcomes, increasing efficiency, early disease detection, diagnostics, medical imaging, drug discovery development, outbreak prediction modeling, surveillance monitoring, response, contact tracing applications such as proximity information, GPS data, vaccine...

10.21608/ejvs.2024.293158.2126 article EN Egyptian Journal of Veterinary Science 2024-08-26

A natural outbreak of Avian Influenza H5N1 (AI-H5N1) in Muscovy ducks, with nervous signs, eye opacity, high mortality as well necrosis, and hemorrhage pancreas. The infection was confirmed by RT-PCR. Injection IgY revealed stopped signs improvement general health conditions birds injected dilution 1/5 1/10 compared noninjected. Examined tissue sections from AI-H5N1 naturally infected ducks showed area hemorrhages the brain necrosis liver—pancreas showing areas focal coagulative...

10.21608/ejvs.2024.314384.2329 article EN Egyptian Journal of Veterinary Science 2024-10-16

T etracycline (TC) is a polymeride antibiotic produced by the Streptomyces genus of Actinobacteria.Tetracycline hydrochloride formula C 22 H 24 N 2 O 8 with CAS Number 64-75-5 (European Pharmacopoeia (EP) Reference Standard relative molecular weight 515.3).Tetracycline has low stability in strong acid or basic media (Oka, 1995).TC an amphoteric molecule three pKa values (3.3, 7.7 and 9.7).Thus, TC exists as cationic, zwitterionic anionic species under acidic, curcimneutral alkaline...

10.17582/journal.aavs/2020/8.2.130.139 article EN Advances in Animal and Veterinary Sciences 2020-01-01
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