Personal Information

  • Position : Professor
  • Department : Botany
  • Specification :
  • Work Phone : 572403866
  • Email : aboudobara@du.edu.eg

E-Courses

Researches

  • 1 - Research Title:
  • Book of abstract
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  • 2 - Research Title:
  • optimization and physiochemical properties of xylanase from
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  • 3 - Research Title:
  • Synthesis and fungicidal evaluation of some new anilinopyrimidine derivatives
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  • 4 - Research Title:
  • Purification, Sequencing, and Biochemical Characterization of a Novel Calcium-Independent α-Amylase AmyTVE from Thermoactinomyces vulgaris
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  • 5 - Research Title:
  • Influence of substituent effects on spectroscopic properties and antimicrobial activity of 5-(4′-substituted phenylazo)-2-thioxothiazolidinone derivatives
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  • 6 - Research Title:
  • Purification and General Properties of Uricase from Streptomyces aureomonopodiales
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  • 7 - Research Title:
  • Some Factors Affecting Uricase Production by Bacillus megaterium and Streptomyces aureomonopodiales
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  • 8 - Research Title:
  • Distribution and Abundance of Uricase-Producing Bacteria in Damietta Soils
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  • 9 - Research Title:
  • Purification and Characterization of Xylanase from a Thermophilic Streptomyces sp. K37
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  • 10 - Research Title:
  • PRODUCTION CONDITIONS OF XYLANASE FROM Streptomyces thermoalcalitolerans
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  • 11 - Research Title:
  • Xylanase production by Streptomyces thermodiastaticus under different cultural conditions
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  • 12 - Research Title:
  • The xylanolytic activities of two thermophilic streptomycetes, namely: Streptomyces thermovulgaris MD 25 and Streptomyces thermodiastaticus MD 30
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  • 13 - Research Title:
  • Isolation and identification of Yersinia species from water and fishes of Manzala lake, Egypt
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  • 14 - Research Title:
  • Quantitative assessment of oil-degrading microorganisms from coastal Mediterranean soil of Egypt
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  • 15 - Research Title:
  • Attenuation of virulence genes of pathogenic Yersinia pseudotuberculosis using transposon mutagenesis
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  • 16 - Research Title:
  • Investigation of virulence genes in Yersinia enterocolitica O: 8 using subtractive hybridization
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  • 17 - Research Title:
  • Production and immobilization of α-amylase from Bacillus subtilis
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  • 18 - Research Title:
  • Optimization and immobilization of α-amylase from Bacillus licheniformis
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  • 19 - Research Title:
  • Immunochemical identification and partial characterization of a native hepatitis C viral non-structural 4 antigen in sera of HCV infected patients
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  • 20 - Research Title:
  • Syntheses and Characterization of the Pyrimido[1,2-a][1,3,5]triazinthione as a New Ring System and Antibacterial Agent
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  • 21 - Research Title:
  • Degradative capacity of Bacillus subtilis for organic phosphorus
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  • 22 - Research Title:
  • ANTIBIOTIC SUSCEPTIBILITY OF Escherichia coli, Klebsiella pneumoniae AND Pseudomonas aeruginosa ISOLATED FROM URINARY TRACT INFECTIONS
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  • 23 - Research Title:
  • Antibiotic susceptibility and genotype patterns of Escherichia coli, Klebsiella pneuomoniae and Pseudomonas aeruginosa isolated from urinary tract infected patients
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  • 24 - Research Title:
  • Optimization of fibrinase productivity from Actinomycetes
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  • 25 - Research Title:
  • Optimization and Physiochemical Properties of Xylanase from Bacillus coagulans and Bacillus Licheniformis
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  • 26 - Research Title:
  • Production and Partial Characterization of High Molecular Weight Extracellular α- amylase from Thermoactinomyces vulgaris Isolated from Egyptian Soil
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  • 27 - Research Title:
  • Immunochemical identification of 40 kDa antigen from Streptococcus pneumoniae in cerebrospinal fluid and serum of Streptococcus pneumoniae infected patients
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  • 28 - Research Title:
  • Antibiotic susceptibility of Staphylococcus aureus, Streptococcus pyogenes, Escherichia coli, Klebsiella aerogenes and Pseudomonas aeruginosa isolated from some clinical sources
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  • 29 - Research Title:
  • Poly R decolorization and APPL production by Streptomyces violaceoruber
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  • 30 - Research Title:
  • Thermal Properties, Antimicrobial Activity of Azo Complexes and Ultrastructure Study of Some Affected Bacteria
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  • 31 - Research Title:
  • Correlation between the structure and biological activity studies of supramolecular coordination azodye compounds
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  • 32 - Research Title:
  • Supramolecular coordination and antimicrobial activities of constructed mixed ligand complexes
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  1. Starch and microbial a-amylases: from concepts to biotechnological applications
  2. Synthesis, characterization, theoretical and molecular docking studies of mixed-ligand complexes of Cu (II), Ni (II), Co (II), Mn (II), Cr (III), UO2 (II) and Cd (II)
  3. Occurrence of cyanobacteria and microcystin toxins in raw and treated waters of the Nile River, Egypt: implication for water treatment and human health
  4. Mixed ligand transition metal (II) complexes: Characterization, spectral, electrochemical studies, molecular docking and bacteriological application
  5. Structural, molecular docking computational studies and in-vitro evidence for antibacterial activity of mixed ligand complexes
  6. Influence of substituent effects on spectroscopic properties and antimicrobial activity of 5-(4′-substituted phenylazo)-2-thioxothiazolidinone derivatives
  7. Polymer complexes. LXXV. Characterization of quinoline polymer complexes as potential bio-active and anti-corrosion agents
  8. Polymer complexes. LXXIV. Synthesis, characterization and antimicrobial activity studies of polymer complexes of some transition metals with bis-bidentate Schiff base
  9. Molecular docking, DNA binding, thermal studies and antimicrobial activities of Schiff base complexes
  10. Allyl rhodanine azo dye derivatives: Potential antimicrobials target d‐alanyl carrier protein ligase and nucleoside diphosphate kinase
  11. Chemical composition, sensory evaluation and starter activity in cow, soy, peanut and rice milk
  12. The nucleolar-related protein Dyskerin pseudouridine synthase 1 (DKC1) predicts poor prognosis in breast cancer
  13. Supramolecular coordination and antimicrobial activities of constructed mixed ligand complexes
  14. Synthesis, characterization, and biological investigation of new mixed‐ligand complexes
  15. Geometrical structures, thermal stability and antimicrobial activity of Schiff base supramolecular and its metal complexes
  16. Cultural optimization of a new exopolysaccharide producer “Micrococcus roseus”
  17. Antibiotic Susceptibility and Genotype Patterns of Escherichia coli, Klebsiella pneumonia and Pseudomonas aeruginosa Isolated from Urinary Tract Infected�…
  18. Identification and functional analysis of temperate Siphoviridae bacteriophage of Acinetobacter baumannii
  19. Production and immobilization of alpha-amylase from Bacillus subtilis.
  20. Antibacterial activity of some marine algal extracts against most nosocomial bacterial infections
  21. Heterologous expression, purification, immobilization and characterization of recombinant α-amylase AmyLa from Laceyella sp. DS3
  22. In vivo toxicity and antitumor activity of newly green synthesized reduced graphene oxide/silver nanocomposites
  23. of Xylanase from a Thermophilic Streptomyces sp. K37
  24. Chitosan coating does not prevent the effect of the transfer of green silver nanoparticles biosynthesized by Streptomyces malachitus into fetuses via the placenta
  25. Occurrence of toxic cyanobacteria and microcystin toxin in domestic water storage reservoirs, Egypt
  26. Antibacterial activity of extracellular biosynthesized iron oxide nanoparticles against locally isolated β-lactamase-producing Escherichia coli from Egypt
  27. Synthesis, spectroscopic characterization, molecular docking and antimicrobial activity of Cu (II), Co (II), Ni (II), Mn (II) and Cd (II) complexes with a tetradentate ONNO�…
  28. Production and partial characterization of high molecular weight extracellular alpha-amylase from Thermoactinomyces vulgaris isolated from Egyptian soil
  29. Pilot study: Tumor suppressive effect of crude polysaccharide substances extracted from some selected mushroom
  30. Polymer complexes: LXXIX—synthesis, characterization, geometrical structures, biological activity and molecular docking studies of azo dye complexes
  31. Thermal properties, antimicrobial activity of azo complexes and ultrastructure study of some affected bacteria
  32. Functional rice rayeb milk: Chemical, microbiological and sensory properties
  33. Correlation between the structure and biological activity studies of supramolecular coordination azodye compounds
  34. Antimicrobial activity and nanoremediation of heavy metals using biosynthesized CS/GO/ZnO nanocomposite by Bacillus subtilis ATCC 6633 alone or immobilized�…
  35. Extracellular biosynthesis and antimicrobial activity of Bacillus subtilis ATCC 6633 zinc oxide nanoparticles
  36. Optimization of xylanase and peroxidase production from Streptomyces sp. K37
  37. Optimization of xylanase and peroxidase production from Streptomyces sp. K37.
  38. Purification, Sequencing, and Biochemical Characterization of a Novel Calcium-Independent α-Amylase AmyTVE from Thermoactinomyces vulgaris
  39. Synthesis, characterization, electrochemical studies and antimicrobial activities of metal complexes
  40. Microbial impact on growth and yield of Hibiscus sabdariffa L. and sandy soil fertility
  41. Optimization and physiochemical properties of xylanase from Bacillus coagulans and Bacillus licheniformis
  42. Polyphenols in selected marine algae and aromatic herbs with antimicrobial properties: A comparative study
  43. Taqman hydrolysis probe application for Escherichia coli, Salmonella enterica, and Vibrio cholerae detection in surface and drinking water
  44. Gene sequence, modeling, and enzymatic characterization of α‐amylase AmyLa from the thermophile Laceyella sp. DS3
  45. Immunochemical identification and partial characterization of a native hepatitis C viral non-structural 4 antigen in sera of HCV infected patients
  46. Biogenic Synthesis of Chitosan/Silver Nanocomposite by Escherichia coli D8 (MF062579) and its Antibacterial Activity.
  47. Polymer complexes: LXXX—characterization, DNA cleavage properties, antimicrobial activity and molecular docking studies of transition metal complexes of Schiff base
  48. Preparation, optimization, characterization and antimicrobial activity of chitosan and calcium nanoparticles loaded with Streptomyces Rimosus extracted compounds as drug�…
  49. Synthesis, characterization, molecular docking, biological activity, and DNA cleavage studies of Cu (II), Co (II), Ni (II), Mn (II), and Cd (II) Schiff base complexes
  50. Synthesis, characterization and antimicrobial activity of chitosan/Ag nanocomposite using Escherichia coli D8
  51. Ag/SiO2 nanocomposite mediated by Escherichia coli D8 and their antimicrobial potential
  52. Preparation, characterization, and antibacterial activity of newly biosynthesized ampicillin/chitosan/selenium nanocomposite (AMP/CS/SENC) using Fusarium Fujikuroi PP794203�…
  53. Biological and molecular characterization of fEg-Eco19, a lytic bacteriophage active against an antibiotic-resistant clinical Escherichia coli isolate: S. Badawy et al.
  54. Preparation of functional fermented dairy product containing high levels of omega-6, omega-9, antioxidants activity and probiotic
  55. Syntheses and characterization of the pyrimido [1, 2-][1, 3, 5] triazinthione as a new ring system and antibacterial agent
  56. Purification and general properties of uricase from Streptomyces aureomonopodiales
  57. Synthesis, characterization, molecular docking, DNA cleavage properties, and antimicrobial activity studies of mixed ligand complexes
  58. In vitro biosynthesis and antimicrobial potential of biologically reduced graphene oxide/Ag nanocomposite at room temperature
  59. Influence of mixing peanut milk and honey with cow milk on the nutritional and health properties of Bio-Rayeb milk
  60. Allyl Isothiocyanate Release from Edible Laminaria japonica for Time-Dependent Growth Deactivation of Foodborne Pathogens: I: Micrococcus luteus, Bacillus subtilis, and�…
  61. A survey study on chemical, microbiological and sensory properties of industrial Rayeb milk produced in Egypt
  62. Poly R decolorization and APPL production by Streptomyces violaceoruber and Streptomyces spiroverticillatus
  63. Simultaneous detection of seven foodborne Enterobacteriaceae pathogens using multiplex PCR
  64. Antitumor effect of a crude protein-bound polysaccharide substance extracted from Volvariella speciosa
  65. Effect of using vegetarian milk and adding different sweeteners on probiotic activity of Rayeb milk
  66. Optimization of exopolysaccharides production by Bacillus subtilis
  67. Invitro antibacterial activity of myco-synthesized selenium nanoparticles against a multidrug-resistant E. coli isolated from clinical specimens
  68. Optimization, purification and characterization of extracellular lipase produced by Serratia marcescens EGHK-19
  69. Antioxidant and antibacterial activities of selected marine algae and Egyptian aromatic herbs regarding to their phytochemical characteristics and mass spectrometry evaluation.
  70. Effect of some microorganisms on controlling Fusarium wilt of roselle (Hibiscus sabdariffa L.)
  71. Synthesis and fungicidal evaluation of some new anilinopyrimidine derivatives
  72. Optimization and immobilization of α-amylase from Bacillus licheniformis
  73. Green synthesis, optimization and antifungal activity of Se NPs using Fusarium Fujikuroi MED14
  74. Production and optimization of gelatinase producing lentzea sp. strain isolated from the soil rhizosphere
  75. Streptomyces violaceoruber ES: A Producer of Bioprospective Metabolite for Rapid and Green Synthesis of Antibacterial Silver Nanoparticles
  76. Isolation and optimization of agarase enzyme by marine bacterium Bacillus subtilis
  77. The anti-aspergillus potential of optimized biosynthesized reduced graphene oxide/silver nanocomposite using Escherichia coli D8 (MF062579)
  78. Survey for Tyrosinase production by Streptomyces species
  79. Supramolecular structure, spectroscopic, thermal studies and antimicrobial activities of Schiff base complexes
  80. Seasonal Variations in Soil and Bacteriological Properties as Affected by Phytogenic Mounds (Nebkhas) of Halocnemum strobilaceum in Lake Manzala, Egypt
  81. Synthesis, characterization, antimicrobial activity and ultrastructure of the affected bacteria of new quinoline compounds
  82. Isolation and characterization of some multi-antibiotic resistant bacterial pathogens associated with nosocomial infections
  83. The detection of a Helicobacter pylori antigen in some different types of gastrointestinal cancers patients
  84. Optimization of fibrinase productivity from Actinomycetes
  85. Antibacterial activity of optimized extracellular biosynthesized zinc oxide nanoparticles using Corynebacterium sp. ATCC 6931
  86. Bioprospecting of Lipase Producing Bacteria Isolated Form Oil Contaminated Sites of Port Said, Egypt
  87. Bacterial and Physico-Chemical Studies on Drinking Water from Different Sites in Zagazig City (El-Sharkia Governorate)
  88. Response Surface Method for Optimizing the Biosynthesis of Silver Nanoparticles Using Talaromyces stipitatus and Their Antimicrobial Activity.
  89. Purification and immobilization of L-asparaginase from Citrobacter freundii EGY-NE1
  90. Potential target sites that are affected by antimicrobial surfaces
  91. Antibacterial Activity of Some Marine Algal Extracts against Most Nosocomial Bacterial Infections. Egypt
  92. Immobilization and characterization of Streptomyces griseorubens xylanase
  93. Studies on amylase produced by some actinomycetes. Lambert
  94. Studies on bacterial pollution in Lake Manzala. Arab. univ
  95. Investigation of virulence genes in Yersinia enterocolitica using subtractive hybridization. Egypt
  96. Isolation and Identification of Yersinia species from water and fishes of Lake Manzala, Egypt
  97. Enhanced antimicrobial efficacy of a vancomycin/zinc oxide/chitosan nanocomposite via Bacillus licheniformis-mediated biomodification
  98. Antifungal activity of two streptomyces species isolated from egyptian soil against some phytopathogenic fungi
  99. Check for updates Bioprospecting of Lipase Producing Bacteria Isolated Form Oil Contaminated Sites of Port Said, Egypt
  100. Detection of blaOXA-48 gene in carbapenem-resistant Klebsiella pneumoniae and Escherichia coli from urine samples
  101. Morphological and Ultrastructural Changes of Escherichia coli and Klebsiella pneumoniae carriers of β-lactamase when subject to β-lactam Antibiotic
  102. Antibacterial activity of optimized extracellular biosynthesized zinc oxide nanoparticles using Corynebacterium sp. ATCC 6931
  103. The inhibitory effect of some chemical food preservatives on the growth of some isolated dairy products fungi
  104. Screening and Identification of some APPL (Acid Precipitable Polymeric Lignin) Producing Streptomycetes
  105. Isolation and Screening of some Actinomycetes from Soil from Damietta and Mansoura and its Antimicrobial Activities
  106. Protective Effects of Green tea, Clove and Thyme against Mullet (Mugil cephalus) Lipid Hydrolysis and Oxidation: Role of Natural Antioxidants
  107. Antibacterial activity of two Streptomyces species isolated from Egyptian and Libyan soils
  108. Availability of detergent, biodegraded by Bacillus subtilis, to Zea mays nutrition
  109. The potential application of some aromatic plants essential oils as natural cosmetic preservatives against some bacteria in Egypt
  110. Antibiotic susceptibility of escherichia coli, klebsiella pneumoniae and pseudomonas aeruginosa isolated from urinary tract infections
  111. Studies on bacterial pollution in lake Manzala
  112. Carbon nanotubes as novel smart nano-carriers to augment ciprofloxacin and meropenem activity against Pseudomonas aeruginosa: In-vitro and In-vivo studies
  113. A novel green synthesized ZnO-based antimicrobial nanocomposite: synergistic action, in vitro cytotoxicity, and molecular docking studies of ceftazidime, metformin, and�…
  114. Antibacterial potential, DNA binding and molecular docking investigations of newly green synthesized zinc oxide/chitosan/vancomycin nanocomposite using Bacillus licheniformis�…
  115. Association of Helicobacter pylori co-infection with disease severity and urinary NMP-52 in bladder cancer
  116. Molecular detection and ultrastructure characterization of some drug-resistant Gram-negative bacteria isolated from bladder cancer patients
  117. Isolation, identification and antibiogram profile of multidrug-resistant Pseudomonas aeruginosa from clinical specimens in Al-Bayda city (Libya)
  118. Antibacterial Efficacy and Cytotoxic Assessment of Zinc Oxide Nanoparticles Synthesized Using Bacillus licheniformis
  119. Comparative antibiotic susceptibility pattern of Escherichia coli isolated from the urinary tract infection in patients
  120. Antibiogram and characterization of resistance prevalence among Klebsiella pneumoniae isolates
  121. Identification and Optimization of Culture Conditions of a Marine Agar-Degrading Bacterium Pseudoalteromonas agarivorans EGPS36 Isolated from Egypt
  122. Tyrosinase production by two Streptomyces isolates
  123. Rapid detection of indicator bacteria in drinking water using multiplex PCR technique
  124. Urinary tract infections caused by β-lactamase producing clinical bacteria in Oncology Center, Mansoura University, Egypt.
  125. Uropathogenic Bacterial Resistance isolated from Oncology Center in Mansoura University
  126. Aminoglycosides Resistance Gene Detection by Multiplex PCR for Klebsiella pneumoniae and Escherichia coli by Multiplex PCR
  127. Science Repository
  128. Utilization of cyanobacteria extracts in improving the microbial quality of soft white cheese
  129. Pro-inflammatory (TNF-α) and anti-inflammatory (IL-10) cytokines for differentiating Haemophilus influenzae type b from other meningitis bacterial agents
  130. Occurrence of bacterial diversity in surface and drinking waters in Damietta, Egypt
  131. Assessment of diesel degrading potential of fungal and bacterial isolates from Egypt.
  132. Biosynthesis of silver nanoparticles by Enterobacter sp. and their antifungal activity against the phytopathogenic fungus Fusarium oxysporum f. sp. lycopersici
  133. Biosynthesis of silver nanoparticles by Enterobacter sp. and their antifungal activity against Fusarium oxysporum f. sp. lycopersici
  134. Protective Effects of Green tea, Clove and Thyme against Mullet (Mugil cephalus) Lipid Hydrolysis and Oxidation: Role of Natural Antioxidants
  135. Natural Food Preservation System as Allyl Isothiocyanate and Edible Brown Seaweed Laminaria japonica Against Aspergillus flavus and Rhizopus stolonifer
  136. Naphthalene biodegradation by alkaliphilic Pseudomonas aeruginosa EGDS2
  137. Impact of Nile River outflow on Water Quality and Bacterial Diversity of Marine Water of the Egyptian Coast of the Mediterranean Sea
  138. Antimicrobial activities of some marine Streptomycetes
  139. Study on detection and identification of some Mycobacterium species by using some bacteriological and immunological techniques
  140. PREVALENCE OF MULTIDRUG RESISTANT E. coli AND ROLE OF Β-LACTAMASE
  141. Impact of Nile River outflow on Water Quality and Bacterial Diversity of Marine Water of the Egyptian Coast of the Mediterranean Sea
  142. Release of soluble phosphorus through biodegradation of poultry litter by Bacillus
  143. Cellulase production by two Streptomyces species
  144. The promotive effect of Rhizobium leguminosarum and arbuscular mycorrhizal fungi on growth and productivity of faba bean plants cultivated in newly reclaimed�…
  145. EFFECT OF N-ACETYL PYRIMETHANIL AND PYRIMETHANIL COMPOUNDS ON CELLULASE, ENDO 1, 4B GLUCANASE, CHITINASE AND LYTIC ENZYMES PRODUCTION BY ASPERGILLUS NIGER.
  146. IMMUNOCHEMICAL IDENTIFICATION OF Streptococcus pneumoniae 40 KDa ANTIGEN IN CEREBROSPINAL FLUID AND SERUM OF Streptococcus pneumoniae INFECTED PATIENTS
  147. Antibiotic susceptibility of Staphylococcus aureus, Streptococcus pyogenes, Escherichia coli, Klebsiella aerogenes and Pseudomonas aeruginosa isolated from some clinical sources
  148. DISTRIBUTION OF MULTIDRUG-RESISTANT GRAM-NEGATIVE BACTERIAL INFECTION IN HOSPITALIZED INFANTS
  149. Degradative capacity of Bacillus subtilis for organic phosphorus
  150. Tarek E. El-Banna, Ahmed A. Abd-Aziz, Mohamed I. Abou-Dobara and Reham I. Ibrahim
  151. Quantitative assessment of oil-degrading microorganisms from coastal Mediterranean soil of Egypt
  152. Investigation of virulence genes in Yersinia enterocolitica O: 8 using subtractive hybridization
  153. Isolation and identification of Yersinia species from water and fishes of Manzala lake, Egypt
  154. Attenuation of virulence genes of pathogenic Yersinia pseudotuberculosis using transposon mutagenesis
  155. PRODUCTION CONDITIONS OF XYLANASE FROM Streptomyces thermoalcalitolerans
  156. Distribution and abundance of uricase-producing bacteria in Damietta soils.
  157. Some factors affecting uricase production by Bacillus megaterium and Streptomyces aureomonopodiales
  158. Physiological and biochemical studies on the enzyme activies of some bacteria
  159. AMYLASES FROM THERMOPHILIC BACTERIA
  160. Nova Biotechnologica et Chimica
  161. REGULAR ARTICLE IN VITRO BIOSYNTHESIS AND ANTIMICROBIAL POTENTIAL OF BIOLOGICALLY REDUCED GRAPHENE OXIDE/AG NANOCOMPOSITE AT ROOM TEMPERATURE
  162. REGULAR ARTICLE EXTRACELLULAR BIOSYNTHESIS, OPTIMIZATION, CHARACTERIZATION AND ANTIMICROBIAL POTENTIAL OF ESCHERICHIA COLI D8 SILVER NANOPARTICLES
  163. Ahmed KA El-Sayed, Mohamed I. Abou Dobara, Amira A. El-Fallal &
  164. Distribution and Abundance of Uricase-Producing
  165. Anti-Aspergillus niger biosynthesized silver nanoparticles by Leclercia adecarboxylata EGD11
  166. THE XYLANOLYTIC ACTIVITIES OF TWO THERMOPHILIC STREPTOMYCETES, NAMELY: S TREPT OMY CES T HERMO VULGARIS MD 25 AND
  167. Xylanase production by streptomyces thermodia staticus under different cultural conditions