Showing 541 - 560 results of 1,031 for search '"Escherichia coli"', query time: 0.06s Refine Results
  1. 541

    Synthesis and Anti-microbial Activities Investigation of New Mixed Ligand Complexes by Elaf A. Mousa, Basim I. Al-Abdaly

    Published 2025-01-01
    “…This study aims to synthesize new complexes, copper and nickel complexes, characterize them using spectral techniques, determine their chloride content, evaluate their anti-oxidant effect, and examine the antibacterial activity of the ligands and their complexes against gram-positive bacteria (Staphylococcus), gram-negative bacteria (Escherichia coli), and Candida albicans. All chemicals were used strictly as provided, with no additional purification; CuCl2.2H2O and Ni(CH3CO2)2 salts were used to react with melatonin (L1), and one of the amino acids (L-cysteine) (L2) in a mole ratio of 1:1:1 (M: L1:L2) to produce mixed ligand metal complexes. …”
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  2. 542

    Systematic functional analysis and potential application of a serine protease from cold-adapted Planococcus bacterium by Weijun Leng, Xiaoyun Wu, Xianghui Qi, Hongying Liu, Li Yuan, Ruichang Gao

    Published 2023-09-01
    “…In this study, a gene encoding serine protease (PmSpr288) from cold-adapted bacterium, namely Planococcus maritimus XJ11, was cloned and overexpressed in Escherichia coli BL21 (DE3). Bioinformatics analysis revealed that PmSpr288 belongs to serine protease S8 superfamily with a classical catalytic triad comprised by the Asp49, His86 and Ser251. …”
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  3. 543

    Focal Hyperhidrosis Associated with Recurrent Urinary Tract Infections by Dina Ismail, Vidya Madhwapathi, Evmorfia Ladoyanni

    Published 2016-01-01
    “…Each time his symptoms worsened he was found to have culture positive urine samples for Escherichia coli (E. coli). He underwent urological investigation and was found to have urethral strictures and cystitis. …”
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  4. 544

    Synthesis, Characterization, and Evaluation of Antimicrobial Activities of Chitosan and Carboxymethyl Chitosan Schiff-Base/Silver Nanoparticles by Ahmed M. Khalil, Reham A. Abdel-Monem, Osama M. Darwesh, Ahmed I. Hashim, Afaf A. Nada, Samira T. Rabie

    Published 2017-01-01
    “…Schiff-bases of chitosan (CS) and carboxymethyl chitosan (CMCS)/silver nanoparticles (AgNPs) have been synthesized, characterized, and evaluated as antimicrobial agents against two Gram +ve bacteria (Bacillus cereus and Staphylococcus aureus) and two Gram −ve bacteria (Escherichia coli and Pseudomonas aeruginosa) in addition to Candida albicans as a fungus. …”
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  5. 545

    Fabrication of pH-Responsive Chitosan/Polyvinylpyrrolidone Hydrogels for Controlled Release of Metronidazole and Antibacterial Properties by Zerihun Feyissa, Gemechu Deressa Edossa, Tariku Bayisa Bedasa, Leta Guta Inki

    Published 2023-01-01
    “…This hydrogel displays enhanced antimicrobial activity against Staphylococcus aureus, and Escherichia coli showed substantial inhibition zones indicating the produced CS/PVP hydrogels are promising candidates for controlled drug release applications.…”
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  6. 546

    PluxI mutants with different promoting period and their application for quorum sensing regulated protein expression by Zhuoning Cao, Zhen Liu, Guilin Zhang, Xiangzhao Mao

    Published 2023-09-01
    “…In this study, a self-induced dynamic regulated expression (SIDRE) system was constructed in Escherichia coli. To enable the system suitable for the expression of enzymes, promoter engineering was used to obtain PluxI mutants. …”
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  7. 547

    E. coli Meningitis Presenting in a Patient with Disseminated Strongyloides stercoralis by Juliana B. Gomez, Yvan Maque, Manuel A. Moquillaza, William E. Anicama

    Published 2013-01-01
    “…Introduction. Spontaneous Escherichia coli meningitis is an infrequent condition in adults and is associated with some predisposing factors, including severe Strongyloides stercoralis (SS) infections. …”
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  8. 548

    Synthesis of Cationic Waterborne Polyurethanes from Waste Frying Oil as Antibacterial Film Coatings by Sivaphol Phunphoem, Onusa Saravari, Pitt Supaphol

    Published 2019-01-01
    “…Bactericidal activity of the obtained polyurethanes toward Staphylococcus aureus (S. aureus) and Escherichia coli (E. coli) was investigated using the time kill assay. …”
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  9. 549

    Occurrence of β-Lactamase-Producing Gram-Negative Bacterial Isolates in Water Sources in Cali City, Colombia by Monica Chavez Vivas, Luz Dary Caicedo, Jorge Enrique Castillo

    Published 2019-01-01
    “…The main species being Escherichia coli and Pseudomonas spp. with associated resistance to both cefoxitin and cefotaxime were observed in 73.3% isolates during the dry season. …”
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  10. 550

    Bacterial Culture of Tear Duct Infections Secondary to Congenital Nasolacrimal Duct Obstructions by Weiming Yang, Li Shen, Anken Wang, Meiyan Li, Chenhao Yang

    Published 2022-01-01
    “…The most prevalent Gram-negative bacteria were Neisseria (nonpathogenic) (25 isolates, 11.2%), followed by Escherichia coli (16 isolates, 7.2%) and Haemophilus influenzae (16 eyes, 7.2%). …”
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  11. 551

    Infections in systemic lupus erythematosus: A study of incidence and risk factors in 100 patients from western India by Ankan Jha, Tridip Das, Sunilkumar Rajmani Singh, Jyotsna Oak

    Published 2022-01-01
    “…Urinary tract infections were most common (31.48%), followed by skin and mucous membrane (27.78%). Escherichia coli (E. coli) was the most common organism isolated in 9 (16.8%) cases. …”
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  12. 552

    Microbiological Quality Assessment of Popular Fresh Date Samples Available in Local Outlets of Dhaka City, Bangladesh by Rausan Zamir, A. B. M. Nazmul Islam, Anisur Rahman, Sunzid Ahmed, M. Omar Faruque

    Published 2018-01-01
    “…Coliform bacteria and Escherichia coli were not found in any of the samples analyzed in this study. …”
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  13. 553

    Enhanced Recovery of Apple Pomace Phenolic Compounds: Optimizing Subcritical Water Extraction by Mahsa Derakhshan, Amir Hossein Elhami Rad, Majid Javanmard Dakheli, Parvin Sharayei, Mohammad Armin

    Published 2025-01-01
    “…The antimicrobial properties of the optimized extract were assessed against Staphylococcus aureus, Escherichia coli, and Aspergillus niger through the serial dilution method. …”
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  14. 554

    Microbial profile of some ready-to-cook frozen food items sold in Dhaka city, Bangladesh by Md. Shamimuzzaman, Rajib Kanti Roy, Toma Rani Majumder, Nirmal Chandra Barman, Nazia Nawshad Lina, Md. Tarek Hasan, Biplab Kumar Dash

    Published 2022-03-01
    “…Several common pathogenic bacterial species were screened by analyzing their morphological, cultural, and biochemical characteristics. Escherichia coli was prevalent in most samples, while Salmonella species were least reported. …”
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  15. 555

    Antibacterial and Antibiofilm Activities of Cinnamomum Sp. Essential Oil and Cinnamaldehyde: Antimicrobial Activities by Diego F. Firmino, Theodora T. A. Cavalcante, Geovany A. Gomes, Nairley C. S. Firmino, Lucas D. Rosa, Mário G. de Carvalho, Francisco E. A. Catunda Jr

    Published 2018-01-01
    “…For the assayed substances, biofilm biomasses were reduced by up to 99.9%, and Streptococcus pyogenes, Pseudomonas aeruginosa, and Escherichia coli biofilms were sensitive to all of the concentrations and substances analysed. …”
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  16. 556

    Antioxidant and Antibacterial Activities of the Essential Oil of Moroccan Tetraclinis articulata (Vahl) Masters by Halima Rabib, Chaimaa Elagdi, Mohammed Hsaine, Hassan Fougrach, Tayeb Koussa, Wadi Badri

    Published 2020-01-01
    “…The antioxidant properties were evaluated by the test of the radical trap 2,2-diphényl-1-picrylhydrazyl (DPPH), and the antimicrobial activity of T. articulata essential oil was tested against clinical isolates of Staphylococcus aureus, Pseudomonas aeruginosa, and Escherichia coli which have been inhibited from the 25 μg/mL.…”
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  17. 557

    Synthesized Phosphonium Compounds Demonstrate Resistant Modulatory and Antibiofilm Formation Activities against Some Pathogenic Bacteria by Cedric Dzidzor Kodjo Amengor, Cynthia Amaning Danquah, Emmanuel Bentil Asare Adusei, Francis Klenam Kekessie, Francis Ofosu-Koranteng, Paul Peprah, Benjamin Kingsley Harley, Emmanuel Orman, Joseph Adu, Yussif Saaka

    Published 2022-01-01
    “…Their antibacterial activity against Gram-positive bacteria (Staphylococcus aureus and Enterococcus faecalis), Gram-negative bacteria (Escherichia coli and Pseudomonas aeruginosa), and Mycobacterium smegmatis mc2155 was determined using the HT-SPOTi assay. …”
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  18. 558

    Ziziphora tenuior L. Essential Oil as a Bio-Based Antimicrobial and Plant-Based Preservative for Increasing the Shelf Life of Mayonnaise by Samiyeh Sadat Khankeshizadeh, Alireza Rahman, Fereshteh Naderi, Nasim Khorshidian, Mehrdad Mohammadi

    Published 2024-01-01
    “…Results of antimicrobial activity showed that the highest and the lowest minimum inhibitory concentration (MIC) values were obtained for Escherichia coli (700 μg/mL) and Saccharomyces cerevisiae (10 μg/mL). …”
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  19. 559

    Goat Production in El Salvador: A Focus on Animal Health, Milking Hygiene, and Raw Milk Quality by Kristina Linderot de Cardona, Abelardo De Gracia Scanapieco, Peggy G. Braun

    Published 2017-01-01
    “…Milk samples were examined for total plate count, Staphylococcus aureus, Salmonella spp., Escherichia coli, and Listeria monocytogenes. The majority of goats were managed under a traditional husbandry system naming milk production as their main purpose. …”
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  20. 560

    CULTURAL MORPHOLOGICAL AND BIOCHEMICAL CHARACTERISTICS OF BACILLUS SUBTILIS STRAINS by V. S. Rusaleyev, О. V. Pruntova, D. A. Vasilyev

    Published 2019-04-01
    “…Bacillus subtilis strains were found to have antagonistic effect on Escherichia coli, Salmonella and Staphylococcus. Area of growth inhibition of the said bacteria was 15–20 mm. …”
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