Suggested Topics within your search.
Showing 421 - 440 results of 1,319 for search '"gram"', query time: 0.07s Refine Results
  1. 421

    Clinical Characteristics and Optimization of Empirical Antimicrobial Therapy for Febrile Neutropenia in Patients With Hematologic Malignancies by Cui Y, Liu X, Feng S

    Published 2025-02-01
    “…These include increased prevalence of multidrug-resistant (MDR) bacteria and changes in the distribution of Gram-negative or Gram-positive bacteria (GPB). The study aims to update and optimize empirical treatment strategies for hematological malignancy (HM) patients, a population particularly vulnerable to these evolving threats.Methods: A literature review was conducted on studies published between January 2010 and December 2023 regarding empirical treatment of FN in HM patients, focusing on pathogen characteristics, treatment regimens, and duration of therapy.Results: Approximately one-third of HM patients with FN experience fever of unknown origin (FUO), while 40– 50% have clinically documented infections (CDI), and 10– 30% present with microbiologically documented infections (MDI), with a predominance of Gram-negative bacteria (GNB). …”
    Get full text
    Article
  2. 422

    Infectious Risk of the Hospital Environment in the Center of Morocco: A Case of Care Unit Surfaces by Samira Jaouhar, Abdelhakim El Ouali Lalami, Khadija Ouarrak, Jawad Bouzid, Mohammed Maoulouaa, Khadija Bekhti

    Published 2020-01-01
    “…The burn unit recorded a percentage of 70% contamination (p value <0.001), 13% for the sterilization service, and 7% for the operating room. 89% of the isolates were identified as Gram-positive bacteria against 11% for fungi (p value <0.001). …”
    Get full text
    Article
  3. 423

    Toward the Development of Large-Scale Word Embedding for Low-Resourced Language by Shahzad Nazir, Muhammad Asif, Shahbaz Ahmad Sahi, Shahbaz Ahmad, Yazeed Yasin Ghadi, Muhammad Haris Aziz

    Published 2022-01-01
    “…There exist some approaches for word embedding that consider co-occurrence and word frequency, such as Matrix Factorization, skip-gram, hierarchical-structure regularizer, and noise contrastive estimation. …”
    Get full text
    Article
  4. 424

    Antibacterial Potential of Secondary Metabolites from Indonesian Marine Bacterial Symbionts by Risa Nofiani, Alexandra J. Weisberg, Takeshi Tsunoda, Ruqiah Ganda Putri Panjaitan, Ridho Brilliantoro, Jeff H. Chang, Benjamin Philmus, Taifo Mahmud

    Published 2020-01-01
    “…Two of the bacteria (RS3 and RC4) showed strong antibacterial activities against both Gram-negative and Gram-positive bacteria. A number of isolates (RS1, RS3, and RC2) were co-cultured with mycolic acid-containing bacteria, Mycobacterium smegmatis or Rhodococcus sp. …”
    Get full text
    Article
  5. 425

    Antibacterial Mechanisms of Constituents from Galla chinensis Revealed by Experimental and Virtual Screening-Based Studies by Meilan Liu, Tingting Lin, Liyuan Yao, Hongfeng Chen, Yu Lu, Zhengguo Tao, Haiquan Zhao, Sheng-Xiang Qiu, Liyun Zhao

    Published 2024-01-01
    “…However, very few substances have been found to be active against Gram-negative bacteria. This study aimed to identify antimicrobial activity substances against Gram-negative bacteria from fourteen TCMs. …”
    Get full text
    Article
  6. 426

    Airborne Escherichia coli bacteria biosynthesize lipids in response to aerosolization stress by Brooke L. Smith, Meiyi Zhang, Maria D. King

    Published 2025-01-01
    “…Abstract Gram-negative bacteria pose an increased threat to public health because of their ability to evade the effects of many antimicrobials with growing antibiotic resistance globally. …”
    Get full text
    Article
  7. 427

    Na-TiNT Nanocrystals: Synthesis, Characterization, and Antibacterial Properties by Enzo V. H. Agressott, Mauro M. Oliveira, Thiago S. Freitas, Raimundo L. S. Pereira, Ana R. P. Silva, Rafael P. Cruz, Antonia T. L. Santos, Alexandre M. R. Teixeira, Tainara G. Oliveira, João H. da Silva, Alexandre R. Paschoal, Bartolomeu C. Viana, Paulo de Tarso C. Freire, Abolghasem Siyadatpanah, Polrat Wilairatana, Henrique D. M. Coutinho

    Published 2022-01-01
    “…Synergistic effects against Gram-positive S. aureus 10 and Gram-negative P. aeruginosa 15 bacteria were observed when the Na-TiNT was associated with gentamicin, reducing the concentration of this antibiotic that is required to inhibit bacterial growth. …”
    Get full text
    Article
  8. 428

    Microbial Diversity and Antibiotic Susceptibility Pattern of Bacteria Associated with Motorcycle Helmets by Sanjeep Sapkota, Sujan Khadka, Sanjib Adhikari, Ashish Parajuli, Hemraj Kandel, Ramesh Sharma Regmi

    Published 2020-01-01
    “…Tetracycline, gentamycin, and cotrimoxazole were the most effective antibiotics for Gram-positive isolates, whereas Gram-negative isolates were sensitive towards imipenem and ciprofloxacin. …”
    Get full text
    Article
  9. 429

    Biosynthesized ZnO NPs loaded-electrospun PVA/sodium alginate/glycine nanofibers: synthesis, spinning optimization and antimicrobial activity evaluation by El-Refaie Kenawy, Elbadawy A. Kamoun, Amany Shehata, Shahira H. El-Moslamy, Adel A.-H. Abdel-Rahman

    Published 2025-01-01
    “…Results revealed that NF formula coded AS3.3; composed of (10%PVA/1.5%SA/10%CA/0.75%ZnO/0.5% glycine), in contrast to all the other formulations examined; showed marked reduced percentages of biofilm development of both Gram-positive and Gram-negative bacteria in relation to fungal cells. …”
    Get full text
    Article
  10. 430

    Dermatologic Adverse Events Following Afatinib in a Woman with Non-Small-Cell Lung Cancer: A Case Report by Tsaqilah L, Putri AD, Avriyanti E

    Published 2025-01-01
    “…Microscopic examination with Gram smear from periungual skin showed polymorphonuclear cells (PMNs) and Gram-positive cocci bacteria. …”
    Get full text
    Article
  11. 431

    GC-MS Profiling and Therapeutic Potentials of Prosopis juliflora (Sw.) DC: Cytotoxic and Antimicrobial Insights by Asaad Khalid, Eltuhami A. Abdalgadir, Iman K. Abdel Gadir, Ashraf N. Abdalla, Husham E. Homeida, Shahnaz Sultana, Zia ur Rehman, Rym Hassani, Ahmed Shaher Alqahtani, Hassan A. Alhazmi

    Published 2024-01-01
    “…The antibacterial effect of the plant extracts was evaluated against four standard Gram-positive and four standard Gram-negative. The antimicrobial potential was observed only against Staphylococcus aureus which recorded a 14.5 ± 0.05 mm inhibition zone. …”
    Get full text
    Article
  12. 432

    A Catheter-Related Bloodstream Infection by Brevibacterium casei in a Child with Acute Myeloid Leukemia: Case Report and Literature Review by Fumihiro Ochi, Hisamichi Tauchi, Kyoko Moritani, Shinobu Murakami, Hitoshi Miyamoto, Mayo Ueda, Kozo Nagai, Minenori Eguchi-Ishimae, Mariko Eguchi

    Published 2021-01-01
    “…The most common organisms isolated from pediatric catheter-related bloodstream infections (CRBSIs) are Gram-positive cocci, such as coagulase-negative staphylococci and Staphylococcus aureus. …”
    Get full text
    Article
  13. 433

    Photocatalytic Degradation of Methylene Blue and Antibacterial Activity of Mesoporous TiO2-SBA-15 Nanocomposite Based on Rice Husk by Eid H. Alosaimi, Ibrahim Hotan Alsohaimi, Talal E. Dahan, Qiao Chen, Ayman Abdelaziz younes, Belal El-Gammal, Saad Melhi

    Published 2021-01-01
    “…Besides, TiO2-SBA-15 could effectively inhibit the growth of Gram-positive and Gram-negative bacteria. These results offer a practical and economic approach in the environmental management industries.…”
    Get full text
    Article
  14. 434

    Structural, Optical, Antibacterial, and Anticancer Properties of Cerium Oxide Nanoparticles Prepared by Green Synthesis Using Morinda citrifolia Leaves Extract by Abozer Y. Elderdery, Badr Alzahrani, Abdulrahim A. Alabdulsalam, Siddiqa M. A. Hamza, Ahmed M. E. Elkhalifa, Abdulaziz H. Alhamidi, Fehaid Alanazi, A. Mohamedain, Suresh Kumar Subbiah, Pooi Ling Mok

    Published 2022-01-01
    “…Our CeO2 NPs expressed strong antibacterial effects against Gram-positive S. aureus and S. pneumonia in addition to Gram-negative E. coli and K. pneumonia when compared with amoxicillin. …”
    Get full text
    Article
  15. 435

    Deniz Ekosisteminde Bakteriyel Roller; Türkiye Denizleri Örneği by Gülşen Altuğ, Mine Çardak, Pelin Çiftçi, Sevan Gürün, Samet Kalkan

    Published 2020-12-01
    “…Bu çalışmada 2000-2016 yılları arasında Türkiye Denizlerinden farklı çalışmalar kapsamında aseptik koşullarda toplanan deniz suyu örneklerinden izole edilen ve stoklanan Gram nega-tif, Gram pozitif ve Bacilli bakteri izolatlarının metabolik özellikleri bakterilerin substratlara karşı verdikleri reaksi-yon açısından değerlendirilerek, coğrafik olarak heterotrofik aktivite farklılıkları tanımlanmıştır. …”
    Get full text
    Article
  16. 436

    Effect of Rearing Density of ”Dumbo” Catfish (Clarias sp.) Fry on Production in the Controlled Nitrogen Culture System by Adding Wheat Powder by D. Shafruddin, . Yuniarti, Mia Setiawati

    Published 2007-07-01
    “…"Dumbo" catfish fry of 12-day old in average body weight of 0.046±0.006 gram and length of 1.7±0.9 cm were reared for 28 days in density of 400, 800 and 1200 fish/m2.  …”
    Get full text
    Article
  17. 437

    Speckled-egg staining appearance of cryptococcal osteomyelitis in an immunocompetent patient by Matthew Alexander Stack, John-Paul Lavik, Jack G. Schneider, Brynne E. Cross

    Published 2025-01-01
    “…Our case was unique given that it occurred in a patient who appeared to be immunocompetent and the Gram stain showed a speckled-egg staining pattern that alone was not distinctive for cryptococcal yeasts. …”
    Get full text
    Article
  18. 438

    Infections Caused by Actinomyces neuii: A Case Series and Review of an Unusual Bacterium by Nathan Zelyas, Susan Gee, Barb Nilsson, Tracy Bennett, Robert Rennie

    Published 2016-01-01
    “…Actinomyces neuii is a Gram-positive bacillus rarely implicated in human infections. …”
    Get full text
    Article
  19. 439

    Comparing multivalent cross-linked Sodium Alginate/ Montmorillonite beads containing Curcumin or Cayenne Pepper as drug carriers and their antimicrobial resistance by Shionainn Traynor, Shubham Sharma

    Published 2024-12-01
    “…Simulated intestinal fluid (pH 7.3) and gastric fluid (pH 1.2) at 37°C were used for comparison in swelling studies. Gram-positive S. aureus and Gram-negative E. coli were used for antimicrobial resistance comparison of the multivalent microbeads containing curcumin and cayenne pepper. …”
    Get full text
    Article
  20. 440

    The Antibacterial Activities of Secondary Metabolites Derived from Streptomyces sp. by Rabia Mrehil Elsalam, Khang Wen Goh, Mahani Mahadi, Najwa Mohammad, Yaman Walid Kassab, Noraziah Mohamad Zin, Kok-Yong Chin

    Published 2022-12-01
    “…Moreover, the antibacterial activities of these compounds were effective on numerous gram-positive and gram-negative bacteria. Furthermore, 46% and 54% of the selected studies were focused on inhibiting MDR and nonMDR pathogens, respectively. …”
    Get full text
    Article