Tarek Shalaby

ORCID: 0000-0003-3002-935X
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About
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Research Areas
  • Cancer Genomics and Diagnostics
  • Plant tissue culture and regeneration
  • Nanoparticles: synthesis and applications
  • Selenium in Biological Systems
  • Lung Cancer Treatments and Mutations
  • Plant Stress Responses and Tolerance
  • Plant Growth Enhancement Techniques
  • Protein Degradation and Inhibitors
  • Plant Genetic and Mutation Studies
  • Plant responses to elevated CO2
  • Chromosomal and Genetic Variations
  • Neuroblastoma Research and Treatments
  • Potato Plant Research
  • Plant Micronutrient Interactions and Effects
  • Silicon Effects in Agriculture
  • Genetics and Plant Breeding
  • Agricultural Practices and Plant Genetics
  • Chromatin Remodeling and Cancer
  • Plant Physiology and Cultivation Studies
  • Seed Germination and Physiology
  • Heavy metals in environment
  • Heavy Metal Exposure and Toxicity
  • Phytochemical Studies and Bioactivities
  • Flowering Plant Growth and Cultivation
  • Garlic and Onion Studies

King Faisal University
2016-2025

Kafrelsheikh University
2015-2024

Agriculture and Food
2023-2024

University Children's Hospital Zurich
2019

Tanta University
1998

The production of cucumber under combined salinity and heat stress is a crucial challenge facing many countries particularly in arid environments. This could be controlled through exogenous foliar application some bio-stimulants or anti-stressors. study was carried out to investigate the management improving stress. Nano-selenium (nano-Se, 25 mg L-1), silicon (Si, 200 L−1) hydrogen peroxide (H2O2, 20 mmol were applied on plants as anti-stress compounds. results revealed that studied...

10.1016/j.ecoenv.2021.111962 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2021-02-05

The production of micropropagated plants in plant-tissue-culture laboratories and nurseries is the most important method for propagation many economic plants. Micropropagation based on tissue-culture technology involves large-scale propagation, as it allows multiplication a huge number true-to-type propagules very short time limited space, well all year round, regardless climate. However, applying techniques commercial may face lot obstacles or troubles that could result from technical,...

10.3390/horticulturae8080677 article EN cc-by Horticulturae 2022-07-25

This study aims to produce green zinc oxide nanoparticles (ZnO-NPs) derived from red seaweed (Pterocladia Capillacea) and evaluate their potential absorb Ismate violet 2R (IV2R) ions an aqueous solution. UV-vis spectrophotometry, Fourier-transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), X-ray diffraction (XRD), a Brunauer-Emmett-Teller surface area analysis (BET) were used analyze the structural, morphological, optical features of synthesized nanoparticles. The...

10.3390/ma15155169 article EN Materials 2022-07-26

Soil salinity is a serious problem facing many countries globally, especially those with semi-arid and arid climates. can have negative influences on soil microbial activity as well chemical physical processes, all of which are crucial for health, fertility, productivity. negatively affect physiological, biochemical, genetic attributes cultivated plants well. Plants wide variety responses to stress classified sensitive (e.g., carrot strawberry), moderately (grapevine), tolerant (wheat)...

10.3390/soilsystems8010011 article EN cc-by Soil Systems 2024-01-15

Selenium is an essential micronutrient required for the health of humans and lower plants, but its importance higher plants still being investigated. The biological functions Se related to human revolve around presence in 25 known selenoproteins (e.g., selenocysteine or 21st amino acid). Humans may receive their through plant uptake soil Se, foods enriched dietary supplements. nanoparticles (Se-NPs) have been applied biofortified feeds. Due low toxicity high efficiency, Se-NPs are used...

10.3390/soilsystems4030057 article EN cc-by Soil Systems 2020-09-09

The global food production for the worldwide population mainly depends on huge contributions of agricultural sector. cultivated crops foods need various elements or nutrients to complete their growth, and these are indirectly consumed by humans. During this production, several environmental constraints stresses may cause losses in production. These obstacles include abiotic biotic stresses, which have already been studied both individual combined cases. However, there very few studies...

10.3390/su14063480 article EN Sustainability 2022-03-16

It is urgent that we increase global food production to support population growth. Food requires significant resources, amongst them water and energy. Therefore, any losses of or other agricultural products also means a waste energy resources. A amount these occurs during the postharvest stage, primarily processing storage. This considered avoidable waste. The water-energy-waste nexus (WEW), its relationship production, needs be investigated from circular bioeconomy lens. Furthermore,...

10.3390/su142315717 article EN Sustainability 2022-11-25

Determining the appropriate parents for breeding programs is most important decision that plant breeders must make to maximize genetic variability and produce excellent recombinant genotypes. Several methods are used identify genotypes with desirable phenotypic features experiments. In this study, five kalanchoe were morphologically characterized by assessing height, number of inflorescences, flowers, flower length, diameter petals. The analysis showed distinction yellow in height trait,...

10.3390/plants11131722 article EN cc-by Plants 2022-06-29

Numerous plant metabolites, especially amino acids, are accumulated as a result of stress. These acids crucial for metabolism and development have historically been viewed the building blocks proteins. Several studies suggested that there is link between proline buildup exposure plants to Proline performs important functions under stress in addition be great osmolyte, antioxidant enzyme, acts an defense signaling molecules. Two field trials were during two successive winter seasons...

10.15835/nbha51313291 article EN cc-by Notulae Botanicae Horti Agrobotanici Cluj-Napoca 2023-09-07

While the individual influences of melatonin (MT) and polyamines (PAs) have been widely studied under various abiotic stresses, little is known about their interaction salinity stress. In present study, salt stress applied by 50 mM sodium chloride (NaCl) on snap bean seedlings has supplemented with 20 μM MT and/or 100 putrescine (Put) (individually in combination). The results indicated that stress, combination + Put achieved highest significant increase shoot fresh dry weight, chlorophyll...

10.3390/horticulturae9020285 article EN cc-by Horticulturae 2023-02-20

Phytochemicals derived from agro-industrial waste materials could be employed as functional food additives and natural antioxidants to replace their synthetic counterparts, which are increasingly being rejected. The current study aims assess total phenolic compound (TPC), flavonoids, betalain contents, antiradical scavenging using DPPH IC50% of dried red beetroot peel (DRBP) extract at different concentrations 50, 80, 100, 150, 200 mg/100 mL t. In addition, a characterization phenols...

10.3390/antiox11050906 article EN cc-by Antioxidants 2022-05-05

The production of in vitro banana transplants has become an important practice the global production. Proper and enough nutrients are needed for particularly during acclimatization period. To avoid environmental problem resulting from chemical fertilizers, nanofertilizers Se Cu were separately applied banana. biological form nano-Cu (50 100 mg L−1) nano-Se (25, 50, 75, studied on acclimatized under greenhouse conditions. Both enhanced growth transplant by 10.9 12.6% dry weight after...

10.3390/agronomy12020539 article EN cc-by Agronomy 2022-02-21

The production and quality of tomato seedlings needs many growth factors requirements besides controlling the phytopathogens. Paclobutrazol (PBZ) has benefit applications in improving crop productivity under biotic stress (Alternaria solani, causal agent early blight disease tomatoes). In current study, foliar application PBZ, at rates 25, 50, 100 mg L-1, was evaluated against tomatoes greenhouse conditions. roles PBZ to extend seedling lives handling nurseries were also investigated by...

10.3390/plants11030425 article EN cc-by Plants 2022-02-04

Recently, exogenous α-Lipoic acid (ALA) has been suggested to improve the tolerance of plants a wide array abiotic stresses. However, there is currently no definitive data on role ALA in wheat exposed sodic alkaline stress. Therefore, this study was designed evaluate effects foliar application by at 0 (distilled water as control) and 20 µM seedlings grown under stress (50 mM 1:1 NaHCO3 & Na2CO3; pH 9.7. Under stress, significantly (p ≤ 0.05) improved growth (shoot fresh dry weight),...

10.3390/plants11060787 article EN cc-by Plants 2022-03-16
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