38 hasil untuk "M. Refaey"

Transport Stress Changes Blood Biochemistry, Antioxidant Defense System, and Hepatic HSPs mRNA Expressions of Channel Catfish Ictalurus punctatus

Mohamed M. Refaey; Dapeng Li

Frontiers in Physiology, Vol. 9 · 2018 · Inggris · DOAJ Scopus

Transport procedures usually cause fish stress. The purpose of this study was to investigate the effect of transport stress on blood biochemical profiles, oxidative stress biomarkers, and hepatic heat shock proteins (HSPs) of channel catfish (Ictalurus punctatus). Fish (body weight 55.57 ± 5.13 g)…

Identification and Virulence Factors of Enterococcus Species Isolated from Raw Milk

M. Refaey; S. Abdella

Journal of Food and Dairy Sciences, Vol. 10 No. 11 · 2019 · Inggris · DOAJ

Four enterococci isolated from raw milk samples grown on Enterococcus selective medium were identified on genus level by several conventional methods, and species levels using API 20 Strep. The incidence of virulence factors (antibiotics susceptibility, vancomycin resistance, haemolytic activity…

High Spatial and Temporal Variations of Microbial Community along the Southern Catfish Gastrointestinal Tract: Insights into Dynamic Food Digestion

Zhimin Zhang; Dapeng Li; Mohamed M. Refaey dkk.

Frontiers in Microbiology, Vol. 8 · 2017 · Inggris · DOAJ Scopus

The fish intestinal microbiota is affected by dietary shifts or diet-related seasonal fluctuations making it highly variable and dynamic. It assists with the digestion and absorption of food that is a common, yet dynamic process. However, fundamental dynamics of microbial ecology associated with…

Effect of Adding Tomato Juice (Solanum lycopersicum) on the Quality of Functional Mozzarella Cheese

M. Refaey; M. Abd El-Aziz

Journal of Food and Dairy Sciences, Vol. 8 No. 9 · 2017 · Inggris · DOAJ

Mozzarella cheese was made by using tomato juice. It could be noticed that free radicals scavenging activity (RSD %) increased by increasing tomato juice. Total Phenolic compounds (T.P.C) [mg (Gallic acid equivalent) GAE/100mg] took the same trend of RSA , compared with control ( made by using…

Development of a Novel Multifunctional Probiotic Yogurt Fortified with Bacillus clausii and Carrot Powder with Enhanced Nutritional, Sensory, Rheological and Ultrastructural Properties

M. Refaey; Esraa Al-Amir; Samar Zalma

Journal of Food and Dairy Sciences, Vol. 17 No. 3 · 2026 · Inggris · DOAJ

Diarrhea management requires functional foods that address dehydration, electrolyte imbalance, and gut microbiota disruption. This study developed a novel probiotic full-fat yogurt fortified with Bacillus clausii and carrot powder (2–4%) to enhance nutritional, structural, and functional…

EFFECT OF SKIM MILK POWDER, RETENTATE AND FLAVOUR COMPOUNDS ON THE QUALITY OF RICOTTA CHEESE

M. Refaey; E. El-Sokkary; M. Gomaa

Journal of Food and Dairy Sciences, Vol. 1 No. 5 · 2010 · Inggris · DOAJ

Ricotta cheese made from sweet or salted Ras cheese whey coagulated with heat and direct acidification with acetic and lactic acid to pH 5.8-5.9 at 87.88°c, It was previously mentioned that cheese made by acetic acid achieved a higher total score points, while cheese made by lactic acid resulted in…

THE EFFECT OF POTASSIUM SORBATE AND PACKING CONDITIONS ON THE QUALITY OF RICOTTA CHEESE

M. Refaey; E. El-Sokkary; M. Gomaa

Journal of Food and Dairy Sciences, Vol. 1 No. 5 · 2010 · Inggris · DOAJ

Ricotta cheese was made from sweet or salted Ras cheese whey coagulated with heat and direct acidifition with acetic citric or lactic acid to pH 5.8-5.9 at 87.88°c and with the addition of potassium sorbate as preservative and packaged under vacuum. Cheese made using lactic had a higher yield…

Host Age Affects the Development of Southern Catfish Gut Bacterial Community Divergent From That in the Food and Rearing Water

Zhimin Zhang; Dapeng Li; Mohamed M. Refaey dkk.

Frontiers in Microbiology, Vol. 9 · 2018 · Inggris · DOAJ Scopus

Host development influences gut microbial assemblies that may be confounded partly by dietary shifts and the changing environmental microbiota during ontogenesis. However, little is known about microbial colonization by excluding dietary effects and compositional differences in microbiota between…

Extension of Kareish Cheese Shelf Life by Using Mentha Spicata Extracts

M. Abdel-Aziz; M. Abo-Srea; M. Refaey

Journal of Food and Dairy Sciences, Vol. 10 No. 1 · 2019 · Inggris · DOAJ

The effect of using Mentha spicata extract (water and alcohol) in Kariesh cheese making at concentration of (0.025, 0. 05 and 0.1%w⁄ w) and its effect on its chemical composition, microbiological properties, yield, rheological and sensory characteristics was investigated. The results revealed that…

EFFECT OF STOCKING RATIOS OF HYBRID RED TILAPIA AND STRIPED MULLET UNDER DIFFERENT CULTIVATION SYSTEMS ON GROWTH PERFORMANCE, FEED UTILIZATION AND CHEMICAL COMPOSITION OF BODY

M. Refaey; A. Helal; F . Farrag dkk.

Journal of Animal and Poultry Production, Vol. 33 No. 12 · 2008 · Inggris · DOAJ

This experiment was carried out to determine the effect of different stocking ratios (SR) in both cultivation systems (monoculture and polyculture) of hybrid red tilapia (O. niloticus males × O. mossambicus females) and striped mullet (Mugil cephalus) on growth performance, feed utilization and…

Impact of Mono- and Polyculture Systems on Growth Performance, Feed Utilization, and Economic Efficiency of Oreochromis niloticus, Mugil cephalus, and Mugil capito

Zohour Shaban; F. Khalil; M. Refaey dkk.

Journal of Animal and Poultry Production, Vol. 9 No. 9 · 2018 · Inggris · DOAJ

A field study was conducted to assess the effect of mono- and polyculture systems in net Hapas of monosex Nile tilapia (Oreochromis niloticus), striped mullet (Mugil cephalus) and /or thin-lipped mullet (M. capito) at different stocking ratios on growth performance, feed efficiency, chemical…

PAWPAW (Carica papaya) SEEDS POWDER IN NILE TILAPIA (Oreochromis niloticus) DIET 1- GROWTH PERFORMANCE, SURVIVAL, FEED UTILIZATION, CARCASS COMPOSITION OF FRY AND FINGERLINGS

M. Refaey; A. Mehrim; F. Khalil dkk.

Journal of Animal and Poultry Production, Vol. 4 No. 6 · 2013 · Inggris · DOAJ

The objective of the present study was to determine the effects of dietary inclusion of different levels of pawpaw seeds powder (PSP) at different periods on the growth performance, survival rate, feed utilization and carcass composition of fry and fingerlings of Nile tilapia (Oreochromis…

POSSIBLE EFFECTS OF FEEDING FISH THE DRIED-TREATED SEWAGE SLUDGE: I-CONCERNING GROWTH PERFORMANCE, FEED UTILIZATION AND CHEMICAL COMPOSITION

Sara Grawish; Eman Maklad; M. Refaey dkk.

Journal of Animal and Poultry Production, Vol. 5 No. 10 · 2014 · Inggris · DOAJ

A field study was conducted to investigate the effects of feeding fish [in a polyculture system consists of four freshwater species, namely Nile tilapia (T), silver carp (Sc), common carp (Cc), and African catfish (Cf)] the sewage (S) sludge comparing with a commercial diet for fish as a control…

Indazole derivatives from substituted ylidene-N-phenylhydrazinecarbothioamides and benzo- as well as naphthoquinones

Alaa A. Hassan; Saeed M. Refaey; Hamdy S. Shehatta

ARKIVOC, Vol. 2007 No. 15 · 2007 · Inggris · DOAJ Scopus

Effect of Fortification with a Vitamin C-Rich Extract Derived from Orange Peel Waste on the Properties of Yogurt

K. Attallah; M. Abo-Srea; M. Elshehawy dkk.

Journal of Food and Dairy Sciences, Pp 153-163 (2026) · 2026 · Inggris · DOAJ

Orange peel, a byproduct of citrus processing, is discarded as agricultural waste despite being a potential source of bioactive compounds. This study aimed to valorize orange peel by obtaining a natural vitamin C extract and evaluating its potential for yogurt fortification in comparison with pure…

QUALITY OF RICOTTA CHEESE AS AFFECTED WITH THE WAY ACIDIFICATION .

M. Refaey; M. Abdel - Aziz; S. ELSokkary dkk.

Journal of Food and Dairy Sciences, Vol. 5 No. 4 · 2014 · Inggris · DOAJ

Ricotta cheese was made from skim milk by direct acidification with, lactic, phosphoric,GDL,ABT starter and yogurt starter(streptococcus thermophillus ,lactobacillus delbrukii subsp bulgaricus) at pH 5.9- 5.8 at 87 -88˚c . Cheese was made by using yogurt starter had a higher yield(17.5% ), compared…

Novel Aspergillus oryzae Protease Accelerates Ripening and Improves Microstructure and Quality Attributes of Edam Cheese

A. Kholif; M. Refaey; M. El-Metwally dkk.

Journal of Food and Dairy Sciences, Vol. 17 No. 2 · 2026 · Inggris · DOAJ

Accelerating cheese ripening while preserving quality remains a critical challenge in dairy science. This study demonstrates the efficacy of a novel Aspergillus oryzae LBA 01 protease (specific activity: 3308.3 U/mg; optimal activity: 50°C, pH 8.0) in reducing the ripening time of Edam cheese by…

The Effect of Water Replacement with Different Proportions of Permeate on the Properties and Quality of Processed Cheese

M. Refaey; M. Gomaa; A. El -Shamy dkk.

Journal of Food and Dairy Sciences, Vol. 16 No. 7 · 2025 · Inggris · DOAJ

In this research, the effect of replacing water used in the manufacture of processed cheese with different percentages of permeate on the properties cheese. The results were as follows: an increase in the total solids of the cheese was observed with the increase in the percentage was (49.73%)…

USING ACIDULANTS IN MAKING RICOTTA CHEESE FROM SWEET AND SALTED WHEY

M . M. M. Refaey; E. El-Sokkary; M. Gomaa

Journal of Food and Dairy Sciences, Vol. 34 No. 4 · 2009 · Inggris · DOAJ

Ricotta cheese was made from sweet or salted whey produced from Ras cheese whey by heat coagulant and direct acidification. Acetic ,citric or lactic acid were used to adjust the pH to 5.8- 5.9 at 87 -88˚c. Cheese made using lactic acid had a higher yield compared with other acid coagulant. Also…

IMPACT OF AQUAFAT-O® ON GROWTH PERFORMANCE, FEED UTILIZATION, CHEMICAL COMPOSITION AND ECONOMIC EFFICIENCY OF ADULT NILE TILAPIA, Oreochromis niloticus

M. Al Samarae; M. Refaey; A. Gabr dkk.

Journal of Animal and Poultry Production, Vol. 6 No. 5 · 2015 · Inggris · DOAJ

The aims of the present study were to assess the effects of the replacement graded levels of aquafat-O® (0, 1, 2 and 3%) instead of corn oil on the growth performance, feed and nutrients utilization, chemical composition of the whole fish body and the economic efficiency of adult Nile tilapia…