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Journal of Agricultural Chemistry and Biotechnology
ISSN 2090-3707 · Mansoura University, Faculty of Agriculture · 764 artikel di indeks
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Integrating DNA Barcoding and Chemical Indicators to Assess the Bioremediation Efficiency of Common Reed in Polluted Environments
Phragmites australis is a keystone macrophyte crucial for the structural integrity and biogeochemical cycling of saline wetlands. This study investigated P. australis populations thriving within an extreme industrial drainage site characterized by hypersaline conditions (Electrical Conductivity, EC…
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Optimization of Protease Production by Bacillus Subtilis FMA1 From Wheat Bran Using Response Surface Methodology in Solid-State Fermentation
Proteases are industrially important enzymes widely applied in detergent, food, pharmaceutical, and leather industries. The present study aimed to isolate a local protease-producing bacterium and optimize protease production through solid-state fermentation (SSF) using agro-industrial waste. A…
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In vitro study evaluating the effectiveness of three inorganic salts and its formulation against some plant pathogenic fungi
Among the finest substitutes are inorganic salts. Because of their low toxicity to mammals, salts are frequently utilized in the food business as pH regulators, antibacterial agents, and preservatives. The main target of this study is preparing three inorganic salts in appropriate formulation form…
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Dietary soybean protein isolate enhances growth performance, antioxidant capacity and innate immunity of Nile tilapia (Oreochromis niloticus)
The demand for sustainable aquaculture has stimulated interest in plant-based protein ingredients as alternatives to components. The present study evaluated the dose-dependent effects of dietary soybean protein isolate (SPI) on growth performance, antioxidant capacity, innate immune responses…
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Enhancing the Growth and Productivity of Chickpea Plants by Inoculating with the Phosphate-Solubilizing Fungi Aspergillus niger and Penicillium citrinum
Phosphorus is an essential macronutrient required in large quantities for plant growth and development. However, substantial quantities of chemical phosphate fertilizers applied to soil are rapidly converted into unavailable forms, limiting plant uptake. The utilization of phosphate-solubilizing…
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Interactive Impact of Selected Herbicides on Soil Microbial Commu-nities
The widespread use of herbicides in agricultural systems raises concerns about their non-target effects on beneficial soil microorganisms. This study evaluated the effects of pendimethalin, bentazone, and oxyfluorfen on total viable counts of soil bacteria, fungi, and actinomycetes, as well as…
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Nature of Gene Action and Heterosis Among some Canola Varieties for Anther Culture Response
In this investigation five rapeseed varieties and their one set of F1 hybrids were used to study the ability of anther to in vitro haploid induction. The results demonstrated that there was significant genetic diversity observed among the evaluated genotypes. GCA and SCA combining abilities…
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Improving Tomato Salinity Tolerance with Copper Nanoparticles Synthesized Using Mentha spicata Extract: Physiological and Gene Expression Analysis
Soil salinity poses a significant obstacle to global food security, particularly affecting tomato crops. Previous studies have explored the use of nanoparticles to alleviate salinity stress in plants. However, limited research has been conducted on tomato plants using copper nanoparticles (CuNPs)…
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Impact of Cyanobacteria Inoculation and Nitrogen Fertilization on High Yielding Rice Varieties
Two isolates were identified as bacteria-free cyanobacteria after isolating and purifying cyanobacteria from soil samples at Kafr El-Sheikh Governorate, Egypt. They were characterized and reported that most of these cyanobacteria, such as Anabaena fertilissima and Nostoc commune, were associated…
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Characterization of Novel Salt-tolerant Bacteria from the Egyptian Environment and their in vitro Antagonistic Activity against Phytopathogenic Fungi
Salt-tolerant (halotolerant) bacteria, known for their salt tolerance and potential plant-growth-promoting properties, were isolated from saline soils collected from four Egyptian governorates: Ismailia, Alexandria, Fayoum, and El Minia. Using potato dextrose agar (PDA) medium supplemented with…
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Screening for Blue-green Pigment Production by Pseudomonas Isolates
Eight isolates belonging to the genus Pseudomonas were isolated from various environmental sources, including soil, water, and food material, and tested for blue-green pigment production. All selected isolates exhibited good production of the blue-green pigment, with three isolates showing high…
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Isolation and Screening of High-Potential Bacterial Isolates for Thermostable Amylase Production
Thermostable amylases produced by thermophilic microorganisms represent a promising solution for efficient industrial processes under harsh conditions. In this study, eighty-one bacterial isolates were isolated and screened for thermostable amylase production under solid-state fermentation (SSF)…
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Qualitative Assessment of Indigenous Bacteria Isolated from Oil-Polluted Sources for Their Capability to Produce Biosurfactants
Biosurfactants are surface-active compounds produced by microorganisms that serve as eco-friendly alternatives to synthetic surfactants due to their biodegradability, low toxicity, and production from renewable substrates. Their amphiphilic nature enables them to reduce surface and interfacial…
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Phytochemical Ingredients and Antioxidant Potential of Halfa Bar (Cymbopogon proximus) Extracts: A Solvent-Based Comparative Approach
The most important experiments in this study involved extracting Halfa Bar(Cymbopogon proximus) using various solvents (methanol, hexane, methylene chloride, ethyl acetate, and butanol) to compare their efficiency in isolating antioxidant compounds. Quantitative analyses assessed the contents of…
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Genetic Impact of Flavonoids Derived from Onion (Allium cepa L.) Peels on Hepatic Tissue in Type II Diabetes Mice Model
Type 2 Diabetes Mellitus (T2DM) accounts for over 90% of global diabetes cases and results from complex interactions between genetic and environmental factors. Growth hormone (GH) is essential for glucose metabolism, and its dysregulation contributes to diabetic complications. This study evaluated…
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Phytochemical Profile, Antioxidant and Antitumor Evaluation of Tecoma stans Leaves and Flower Extracts
This study examines the chemical profile, antioxidant, and antitumor activities of Tecoma stans extracts. The total phenolic content (TPC) was determined using the Folin-Ciocalteu reagent and ranged from 23.07±0.32 to 558.48±0.34 (mg GAE)/g dry weight. The total flavonoid content (TFC) ranged from…
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Characterizations and Identification of Promoting Plant Growth and Bioagents Bacterial Strains as Indicators for its Productions
Drought-tolerant bacterial strains used for promoting plant growth include groups of bacteria that can directly enhance plant development and indirectly control fungal phytopathogens. In this study, bacteria were isolated from the nodules and rhizosphere of soybean plants. Using classical…
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Morphological description and C-banding karyotype of Baladi Pigeon (Columba livia) occurring in Egypt
The current work provides a detailed morphological and cytogenetic study of the Egyptian Baladi pigeon (Columba livia) collected from three localities (Maghagha, Samalout, Mallawy) of Minia, (Egypt) to describe its morphometric profiling and karyotype through conventional staining and C-banding…
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Production of Cellulases Via Solid State Fermentation by Different Fungal Isolates using Various Agricultural Wastes as a Substrate
Four local cellulolytic fungal isolates were chosen among 30 isolates according to CMC-ase production via SSF using clover straw as agricultural waste. Isolates were identified as Trichoderma asperellum, Aspergillus flavus, Aspergillus flavipes, Aspergillus terreus. Different agricultural wastes…
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Eco-Friendly Biosynthesis of Silver Nanoparticles by Aspergillus Terreus FS4: Optimization, Characterization, and Evaluation of Agricultural Biological Activities
This study aimed to isolate a local silver-resistant fungal strain capable of efficient biosynthesis of AgNPs. It also aimed to optimize the parameters affecting growth and the bioreduction reaction, characterizing AgNPs using UV-Vis spectroscopy, TEM, FTIR, and zeta potential analysis…