M.M. El-Sayed

ORCID: 0000-0003-1503-4222
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Research Areas
  • Vector-Borne Animal Diseases
  • Animal Disease Management and Epidemiology
  • Viral Infections and Immunology Research
  • Proteins in Food Systems
  • Food composition and properties
  • Polysaccharides Composition and Applications
  • Metabolism and Genetic Disorders
  • Protein Hydrolysis and Bioactive Peptides
  • Ruminant Nutrition and Digestive Physiology
  • Aquaculture disease management and microbiota
  • Aquaculture Nutrition and Growth
  • Identification and Quantification in Food
  • Poxvirus research and outbreaks
  • Fish Biology and Ecology Studies
  • Diet, Metabolism, and Disease
  • Research in Cotton Cultivation
  • Rabbits: Nutrition, Reproduction, Health
  • Phytase and its Applications
  • Salmonella and Campylobacter epidemiology
  • Chromatography in Natural Products
  • Microbial bioremediation and biosurfactants
  • Thyroid and Parathyroid Surgery
  • Chromium effects and bioremediation
  • Garlic and Onion Studies
  • Alcoholism and Thiamine Deficiency

National Research Centre
1991-2023

Cairo University
2019-2022

Mansoura University
2019

Alexandria University
1970-1984

The changes in physico-chemical properties of yoghurt containing cress seed mucilage (CM) compared with guar gum (GG) or plain during storage at 5 ± 2 °C for 15 days were evaluated. CM was prepared and added to standardized buffalo's milk (∼3.2% fat ∼15.0% TS) rate 0.025%, 0.05% 0.10% but GG the 0.025% create treatments. latter batch had no GG, serve as a control (C). No significant pH values proteolysis (SN/TN ratio) all samples throughout period observed. yoghurts showed adverse effect on...

10.1016/j.aoas.2014.11.021 article EN cc-by-nc-nd Annals of Agricultural Sciences 2015-02-24

The study evaluated replacement of Egyptian berseem clover (BC, Trifolium alexandrinum) with spent rice straw (SRS) Pleurotus ostreatus basidiomycete in diets lactating Baladi goats. Nine homo-parity goats (average BW 23.8±0.4 kg) at 7 d postpartum were used a triplicate 3×3 Latin square design 30 experimental periods. Goats fed basal diet containing 0 (Control), 0.25 (SRS25) and 0.45 (SRS45) (w/w, DM basis) SRS. Control was concentrate mixture (1:1 basis). SRS45 had lowered total feed...

10.5713/ajas.2013.13405 article EN cc-by Asian-Australasian Journal of Animal Sciences 2014-03-01

10.1016/s0008-6215(00)80304-3 article EN Carbohydrate Research 1970-10-01

Foot-and-mouth disease virus (FMDV) serotypes A, O and South African Territories (SAT2) are endemic in Egypt; each is presented by a number of partially related topotypes lineages, depending on their geographical origin. Continuous mutations the emergence new that lead to occasional vaccination failures were frequently recorded, so this study aimed genetically characterize circulating FMD strains Egypt during 2013 2014 outbreaks, focusing amino acids variations VP1 region.A total 51 oral...

10.14202/vetworld.2019.190-197 article EN cc-by Veterinary World 2019-02-01

Lumpy skin disease (LSD) is an emerging of cattle causing significantly high economic losses. Control LSD depends on the use homologous attenuated virus strains isolated originally from South Africa (the Neethling strain). The belongs to genus Capripoxvirus, which includes sheep pox and goat virus. present study was conducted evaluate safety efficacy a new live vaccine produced by Middle East for Vaccines (MEVAC®) based strain. Tests were performed both in Egypt Vietnam. Safety evaluated...

10.1007/s11259-022-10037-2 article EN cc-by Veterinary Research Communications 2022-12-03

The effect of using ethanol precipitated cress seed (CSM) and flaxseed (FSM) mucilages in ice cream manufacture compared with commercial Guar Gum (GG) was studied.Ten treatments mixes consisted 10.0% milk fat, 11.5% MSNF 15.0% sucrose were prepared.The CSM, FSM GG added separately at the rates 0.025, 0.05 0.10% (w/w) to create 9 treatments.The latter batch had no polysaccharides' serve as a control.The results showed that CSM significant on pH value, acidity content surface tension mix or...

10.3923/ijds.2015.160.172 article EN International Journal of Dairy Science 2015-06-15

Foot-and-mouth disease (FMD) is a serious highly contagious viral affecting all cloven-hoofed animals, and outbreaks can have severe economic impact. An inactivated heptavalent oil-adjuvanted FMD vaccine (Aphtovac-7, MEVAC) was prepared from the foot-and-mouth virus (FMDV) strains A-Iran05, A-Africa-IV, O-PanAsia2, O-Manisa, O-EA3, SAT-2 Gharbia, LIB-12. The potency effectiveness were evaluated in three groups of 6- to 8-month-old calves 200 adult dairy cattle under field conditions. All...

10.1007/s00705-022-05624-2 article EN cc-by Archives of Virology 2023-01-12

This report follows all scientific ethics and authors declares absence of any conflict interest.

10.1111/tbed.13152 article EN Transboundary and Emerging Diseases 2019-02-19

Extensive vaccination against Newcastle disease virus (NDV) induced more selective immune pressure from hosts that enhanced the evolutionary process of NDV. Herein, we characterized 13 recently isolated NDV isolates vaccinated chicken flocks during 2014–2017. Sequence analysis F gene showed presence 112RRQKRF117 velogenic cleavage motif in 11 isolates, whereas other two (Ck/ME3/Eg/16 and Ck/ME5/Eg/16) monobasic 112GGRQGRL117. Interestingly, isolate Ck/ME5/Eg/16 100% 99.82% nucleotide...

10.1111/tbed.13543 article EN Transboundary and Emerging Diseases 2020-03-12

Abstract This study was conducted to evaluate the dietary effects of chromium methionine (Cr-Meth) chelate on growth performance, oxidative stress parameters, blood biochemistry, and carcass traits broiler chickens. An experiment 34,000 1-day-old straight-run chicks (Indian River; 42.0 ± 0.03) at a commercial farm. The were divided randomly into 3 groups; first group contained 17,000 birds, which used as control, whereas second third groups consisted 7000 10,000 respectively, with 5...

10.1007/s11250-022-03260-1 article EN cc-by Tropical Animal Health and Production 2022-08-16

Abstract Plant protein isolates were evaluated and used to replace skim milk powdered in processed cheese blends. The chemical composition of chickpea isolate (CPI), peanut (PPI) sesame (SPI) determined. Functional properties the tested also studied. SPI had minimum emulsion activity index (EAI), while PPI possessed highest value. emulsions formed remained stable after one day, then destroyed at 3rd day. Water absorption capacity (WAC) varried between 196 329 g water/100 protein. water‐oil...

10.1002/food.19970410207 article EN Nahrung/Food 1997-01-01

A survey was conducted to determine the prevalence of Aeromonas spp. in 75 random samples (25 each raw cow\'s milk, local plain yoghurt and Domiati cheese) collected from different dairy shops, supermarket street peddlers Diarb Negm Zagazig cities, Sharkia Governorate, Egypt. Investigations involved proteolytic lipolytic activities isolated effect heat- treatment, acidity, pH sodium chloride concentration on bacteria. Prevalence proved 32.0%, 44.0% 20.0% examined cheese with a mean count 9.8...

10.5455/ajvs.49073 article EN Alexandria Journal of Veterinary Sciences 2014-01-01

Cereal and leguminous seeds are considered as major generic dietary source of energy, carbohydrates well proteins in the Mediterranean diet frequently consumed their immature form several regions including Middle East. Hence, current study aimed to assess metabolites' heterogeneity amongst five cereal different species, cultivars, i.e., Triticum aestivum L. (two cultivars), Hordeum vulgare L., Vicia faba Cicer arietinum at maturity stages. Gas chromatography mass-spectrometry (GC-MS)...

10.3390/metabo13020163 article EN cc-by Metabolites 2023-01-23

10.1016/0305-0491(84)90371-7 article EN Comparative Biochemistry and Physiology Part B Comparative Biochemistry 1984-01-01

The contribution of camels and their products (meat offal) as potential reservoirs foodborne pathogens is far from elucidated. Therefore, the purpose this study was to investigate sources different agents determine antibiotic resistance profile. For reason, one hundred apparently healthy admitted Zagazig abattoir (Sharkia province, Egypt) for slaughtering were studied. Three specimens collected each camel including fresh faeces, raw meat liver which processed presence using standard...

10.17221/104/2019-vetmed article EN cc-by-nc Veterinární Medicína 2019-12-23

10.1016/s0958-6946(96)00031-3 article EN International Dairy Journal 1996-11-01
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