Asmaa T. Y. Kishawy

ORCID: 0000-0002-9847-3097
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Research Areas
  • Animal Nutrition and Physiology
  • Aquaculture Nutrition and Growth
  • Aquaculture disease management and microbiota
  • Rabbits: Nutrition, Reproduction, Health
  • Moringa oleifera research and applications
  • Pharmacological Effects of Natural Compounds
  • Antioxidant Activity and Oxidative Stress
  • Fish Biology and Ecology Studies
  • Pomegranate: compositions and health benefits
  • Phytase and its Applications
  • Coccidia and coccidiosis research
  • Nanoparticles: synthesis and applications
  • Selenium in Biological Systems
  • Vitamin C and Antioxidants Research
  • Sirtuins and Resveratrol in Medicine
  • Phytoestrogen effects and research
  • Meat and Animal Product Quality
  • Physiological and biochemical adaptations
  • Effects of Environmental Stressors on Livestock
  • Medicinal Plants and Bioactive Compounds
  • Invertebrate Immune Response Mechanisms
  • Insect Utilization and Effects
  • Piperaceae Chemical and Biological Studies
  • Phytochemistry and Bioactivity Studies
  • Ginger and Zingiberaceae research

Zagazig University
2017-2024

In the modern poultry industry, application of novel phytogenic bioactive compounds with antioxidant potential aims to enhance productivity and quality minimize stress associated diseases. Herein, myricetin, a natural flavonoid, was evaluated for first time on broiler chickens' performance, antioxidants immune modulating functions, tackling avian coccidiosis. A total 500 one-day-old chicks were divided into five groups. The negative (NC) infected control (IC) groups fed diet without...

10.3390/antiox12051026 article EN cc-by Antioxidants 2023-04-28

Objective The current study aimed to replace soybean oil in broiler diets with linseed oil, which is rich omega-3 fatty acid supplemented pomegranate peel extract (PPE) and measured its effect on performance, carcass traits, lipid profile, as well acids composition, phenols flavonoids content of muscles immunity chicks. Methods A total 300 1-day-old Cobb chicks were randomly allotted into six experimental groups, T1 fed basal diet without any additives, T2 addition 0.5 g/kg PPE, T3 1 T4 T5...

10.5713/ajas.18.0522 article EN cc-by Asian-Australasian Journal of Animal Sciences 2019-01-03

The effects of rutin on growth performance, hematological and biochemical profiles, antioxidant capacity, economics the relative expression selected antioxidants lipid-related genes were studied in broiler chickens over 42 days. A total 200 one-day-old female Ross-308 distributed into four groups, with five replicates 10 individuals per replicate. They fed 0 (control), 0.25, 0.5 or 1 g rutin/kg supplementation their basal diet. Dietary supplementation, especially g/kg diet, increased body...

10.3390/ani9010007 article EN cc-by Animals 2018-12-22

This study compares between different selenium forms (sodium selenite; SeS, selenomethionine; Met-Se or nano-Se) and levels on growth performance, Se retention, antioxidative potential of fresh frozen meat, genes related to oxidative stress in Ross broilers. Birds (n = 450) were randomly divided into nine experimental groups with five replicates each fed diets supplemented 0.3, 0.45, 0.6 mg Se/kg as (SeS, Met-Se), nano-Se. For overall dietary inclusion nano-Se significantly increased (p <...

10.3390/ani9060342 article EN cc-by Animals 2019-06-11

Phytogenic feed additives have been gaining considerable interest due to their ability improve gut health and thereby performance of broiler chickens. The impact Glycyrrhiza glabra (licorice) extract (GE) on expression genes coding for tight junction proteins protection Campylobacter jejuni colonization in broilers has not discussed until now. Thus, the current study assessed effective dose GE maximum growth chickens, clear-cut molecular mechanisms related integrity intestine, controlling C....

10.3389/fvets.2020.612063 article EN cc-by Frontiers in Veterinary Science 2020-12-22

The aim of the present study was to evaluate mannan oligosaccharides (MOS) or glycerol (GLY) as a carbon source on biofloc systems Nile tilapia (O. niloticus) juveniles. Fish (n = 750) were reared in open flow (Controls) (B-GLY and B-MOS) fed with plant fish protein over period twelve weeks. Total ammonia nitrogen nitrate decreased groups, while volume increased B-MOS. Compared controls, B-MOS B-GLY exhibited higher weight gain improved feed conversion, irrespectively diet. Serum level...

10.3390/ani10101724 article EN cc-by Animals 2020-09-23

Optimal combinations of essential oils (EOs) can enhance performance and maintain poultry productivity. The effects EOs with black pepper oil (BPO) or radish seed (RSO) on the expression digestive enzymes, lipogenesis, immunity, autophagy-related genes in broiler chickens were explored. Six dietary treatments for 300 one-day-old chicks allocated as follows: controls fed a basal diet, one group was an EO-supplemented diet (1.5 g/kg parsley, mint, carrot (1:1:1)), other groups received Eos +...

10.3390/vetsci9020043 article EN cc-by Veterinary Sciences 2022-01-24

Feeding broiler chickens on diets based cereal grains of high non-starch polysaccharides content such as wheat and barley can negatively impact their performance gut health. Plant extracts be used a potential tool to alleviate these negative effects. The present study assessed the effects dietary type inclusion plant extract blend (PEB) growth performance, intestinal histomorphology, caecal microflora, gene expression selected biomarkers for integrity in 42-d experiment. Ross-308 male...

10.1016/j.animal.2020.100056 article EN cc-by-nc-nd animal 2020-12-17

The current study was designed as (2 × 3) factorial groups of 20 and 40 mg Zn/kg diet from each inorganic (zinc oxide), organic (Zn-methionine) nanoparticle (nano-zinc oxide) sources supplemented to six Nile tilapia (O. niloticus) fingerling diets. results showed both nano-Zn-administered groups, especially at mg/kg, exhibited significant improvements in body weight, total gain, feed conversion ratio specific growth rate compared Zn-supplemented groups. Nano-Zn, mg/kg diet, increased...

10.1111/anu.13135 article EN Aquaculture Nutrition 2020-08-28

In modern aquaculture, enriching Nile tilapia's diet with omega-3 poly-unsaturated fatty acids (PUFAs) not only plays an important role in its general health but also fortifies fillet omega-3-PUFAs. However, the major challenge affecting their delivery is high instability due to oxidative deterioration. Thus, prospective incorporation of omega-3-PUFAs into nanocarriers can enhance stability and bioactivity. this regard, effect reformulated omega-3-NPs was investigated on performance, flesh...

10.3390/antiox11081523 article EN cc-by Antioxidants 2022-08-04

Inclusion of microbial fermented soybean meal in broiler feed has induced advantageous outcomes for their performance and gastrointestinal health via exhibiting probiotic effects. In this study, (SBM) was subjected to double-stage fermentation utilizing functional metabolites fungi bacteria. diet, DFSBM replaced SBM by 0, 25, 50 100%. reported have higher protein content total essential, nonessential free amino acids (increased 3.67%, 12.81%, 10.10% 5.88-fold, respectively, compared SBM)....

10.3390/ani13061030 article EN cc-by Animals 2023-03-11

The use of natural plant extracts in poultry feed could improve their productivity as well the oxidative stability stored derived meat. roles cornelian cherry extract (CCE) growth, cecal microbes, and meat antioxidative markers broiler chickens were evaluated. A total 500 Ross 308 chicks fed diets supplemented with CCE (0, 50, 100, 200, 400 mg/kg diet) for 38 days. highest levels weight gain utilization observed a group 200 CCE. Maximum upregulation glucose transporters—1 2 sodium-dependent...

10.3390/ani11041038 article EN cc-by Animals 2021-04-07

Climate change is considered to be the primary cause of heat stress (HS) in broiler chickens. Owing unique properties extracted polyphenols, resveratrol-loaded liposomal nanoparticles (Resv-Lipo NPs) were first explored mitigate harmful effects HS. The dietary role Resv-Lipo NPs heat-stressed birds was investigated based on their growth performance, antioxidative potential, and expression shock proteins, sirtuins, antioxidant, immune, muscle-building related genes. A total 250 1-day-old Ross...

10.3389/fvets.2023.1137896 article EN cc-by Frontiers in Veterinary Science 2023-03-28

The present and future high demand of common cereals as corn wheat encourage the development feed processing technology that allows for dietary inclusion other low nutritional value in poultry feeding. Barley grains contain anti-nutritional factors limit their industry. treatment barley with solid-state fermentation exogenous enzymes (FBEs) provides a good alternative to cereals. In this study, were subjected microbial using Lactobacillus plantarum, Bacillus subtilis fibrolytic enzymes. This...

10.3390/vetsci10100594 article EN cc-by Veterinary Sciences 2023-09-27

Background: 5-FU is an antimetabolic agent used for treating slowly growing solid tumors like breast and ovarian carcinoma. Thymoquinone (TQ) a main biologically active constituent of Nigella sativa, it has been found to demonstrate anticancerous effects in several preclinical studies, this because TQ possesses multi-target nature. Stem cells-derived exosomes are the spotlight research promising tissue regenerative anticancer cell-derived nanovesicles. Aim: Herein, we studied antineoplastic...

10.5455/ovj.2024.v14.i1.47 article EN cc-by-nc Open Veterinary Journal 2024-01-01

Nutritional interventions with natural antioxidants can provide a pragmatic solution for modifying hens' performance and maintaining oxidative stability of eggs during storage. Quercetin is the most abundant flavonoids potent antioxidant immune stimulant activities. The concept incorporating quercetin, as immunostimulant, into effective nano-carriers (QNPs) has promoted their bioavailability thus, effectiveness first time were assessed on laying immunity, quality Four hundred 12-weeks-old...

10.1186/s12917-024-04327-x article EN cc-by-nc-nd BMC Veterinary Research 2024-10-29

The present study evaluated the impact of supplementing rabbit diet with graded levels whey powder and citric acid. dietary treatments were as follows: T1, control (basal diet); T2, basal + 10 g/kg acid; T3, T2 (7.5 g/kg); T4, (15 T5, (22.5 g/kg). Results, T5 resulted in best (P < 0.05) final body weight, weight gain, feed conversion ratio, protein efficiency, relative growth rate, dressed weight. digestion coefficients associated T4 diets. Rabbits fed diets supplemented acid alone or...

10.1186/s13568-018-0617-0 article EN cc-by AMB Express 2018-05-23

This study investigated the impact of supplementing normal and high-fat diets with graded levels lycopene on growth performance, cholesterol level muscle, antioxidant markers in Japanese quail. A total 192, 14 day-old unsexed quail were part a 2 x 4 factorial arrangement consisting control group; birds that fed fat diet (NFD), another (HFD) four for NFD HFD (0, 100, 200 300mg lycopene/kg diet). Lycopene 300mg/kg gave greatest body weight, weight gain, relative rate when added to NFD, but...

10.1590/0001-3765202020190065 article EN cc-by Anais da Academia Brasileira de Ciências 2020-01-01

Pigeon squabs completely depend on their parents for care and nourishment. The loss of one or both affects squabs' successful fledging. This study was carried out young to compare the effect pigeon parent sex different fostering methods squab welfare (behavior growth performance). Two experiments were out. In first experiment, divided into three groups. Group 1 (control) consisted 10 pairs with 20 brooding squabs; group 2 male 3 female squabs. second also fostered by foster pigeons (either...

10.3390/ani9040165 article EN cc-by Animals 2019-04-14
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