Showing 281 - 300 results of 19,727 for search 'sample three detection', query time: 0.29s Refine Results
  1. 281

    Evaluation of direct 16S rRNA PCR from clinical samples for bacterial detection in normally sterile body sites by Serife Satilmis, Nurver Ulger Toprak, Can Ilgın, Guner Soyletir

    Published 2019-11-01
    “…Compared with culture as the reference method, the sensitivity, specificity, positive predictive value, and negative predictive value for 16S rRNA PCR were 89.8%, 85.6%, 77.2%, and 93.9%, respectively. 16S rRNA PCR identified infections in 13 culture-negative samples. Among these, three had Bartonella quintana, Mycoplasma salivarium, and Mycobacterium avium complex infections, which cannot be detected with commercial multiplex PCR kits. …”
    Get full text
    Article
  2. 282

    ESFormer: A Pillar-Based Object Detection Method Based on Point Cloud Expansion Sampling and Optimised Swin Transformer by Zhuoxuan Zhao, Qianchun Li, Shengyu Hao, Xinyan Huang, Fan Zhang

    Published 2025-01-01
    “…The method is evaluated on the KITTI, NuScenes and WOD standard datasets, and the results show that significant improvements are achieved in the detection accuracy with both three-dimensional intersection and merger ratio (3D IoU) and two-dimensional intersection and merger ratio (2D IoU). …”
    Get full text
    Article
  3. 283

    DETECTION OF bla-VIM1GENE IN CARBAPENEMRESISTANT Pseudomonas aeruginosa ISOLATED FROM CLINICAL SAMPLES IN WASIT PROVINCE HOSPITALS by Zeyad Khalaf Hussein, Israa Jabbar Shamkhi

    Published 2018-11-01
    “…During the period from November 2017 to February 2018,a total of two hundred patients admitted to (Al-Zahraa Teaching Hospital, Al-KaramaTeaching Hospital and Al-Kut Hospital for Gynecology, Obstetrics and Pediatrics) inWasit province. One hundred and three of isolates were diagnosed as P. aeruginosa.High prevalence of P. aeruginosa isolates were detected in burn swab samples 70(35%) followed by sputum 12 (6%) and ear 11 (5.5%). …”
    Get full text
    Article
  4. 284

    Focusing 3D Small Objects with Object Matching Set Abstraction by Lei Guo, Ningdong Song, Jindong Hu, Huiyan Han, Xie Han, Fengguang Xiong

    Published 2025-04-01
    “…Currently, 3D object detection methods fail to detect small objects due to the fewer effective points of small objects. …”
    Get full text
    Article
  5. 285
  6. 286

    Development of an Analytical Protocol for Determination of Cyanide in Human Biological Samples Based on Application of Ion Chromatography with Pulsed Amperometric Detection by Ewa Jaszczak, Marek Ruman, Sylwia Narkowicz, Jacek Namieśnik, Żaneta Polkowska

    Published 2017-01-01
    “…Low detection limits (LODs) in the range of 1.8 μg/L, 5.1 μg/L, and 5.8 μg/L for urine, saliva, and sweat samples, respectively, and good repeatability (CV < 3%, n=3) were obtained. …”
    Get full text
    Article
  7. 287

    Simple Detection of Di-Butyl Phthalate in Aqueous Samples Using UV–Visible Spectroscopy Based on Functionalized Gold Nanoparticles by Ashwaq M. Alnemari, Amr Hassan, Dina Salah

    Published 2025-01-01
    “…Gold nanoparticles that detect di-butyl phthalate (DPB) concentrations start from 3 × 10−12 to 3 × 10−5 mol/L in aqueous samples. …”
    Get full text
    Article
  8. 288
  9. 289

    Development of a Sensitive Enzyme Immunoassay Using Phage-Displayed Antigen-Binding Fragments for Zearalenone Detection in Cereal Samples by Ying Chen, Xinmiao Liu, Jiao Li, Xing Liu

    Published 2025-02-01
    “…The method demonstrates high selectivity towards ZEN and good recovery rates of 97.35–122.66% with relative standard deviations not exceeding 3.5%. Furthermore, the detection results obtained using Fab-pELISA on real cereal samples are consistent with those from high-performance liquid chromatography, meeting practical application requirements. …”
    Get full text
    Article
  10. 290

    Detection of Human Adenovirus from Clinical Samples of Conjunctivitis by Real-time PCR: A Cross-sectional Descriptive Study by Ashish Anshuman, MJ Praseetha, Ambica Rangaiah, G Nagaraju, M Swetha, Shantala Gowdara Basawarajappa

    Published 2024-11-01
    “…The study found PCR positivity in 8 samples (17.7%), while adenoviral recovery from cell culture was observed in 6 samples (13.3%). …”
    Get full text
    Article
  11. 291

    Sample Preparation and qPCR Detection of Tuberculosis on a Centrifugal Microfluidic Cartridge Enabling Molecular Downstream Resistance Profiling by Judith Schlanderer, Markus Beutler, Jan Lüddecke, Harald Hoffmann, Nils Paust

    Published 2024-04-01
    “…A key element for rapid genetic diagnostics is the efficient extraction of DNA from sputum for qPCR detection at the point of care. We present the fully automated sample preparation of MTB DNA from 3 mL of liquefied sputum and qPCR detection of MTB on a centrifugal microfluidic cartridge. …”
    Get full text
    Article
  12. 292

    Predicting infectivity: comparing four PCR‐based assays to detect culturable SARS‐CoV‐2 in clinical samples by Emily A Bruce, Margaret G Mills, Reigran Sampoleo, Garrett A Perchetti, Meei‐Li Huang, Hannah W Despres, Madaline M Schmidt, Pavitra Roychoudhury, David J Shirley, Keith R Jerome, Alexander L Greninger, Jason W Botten

    Published 2021-12-01
    “…Using a novel primer/probe set for detection of subgenomic (sg)E transcripts, we successfully identified 100% of specimens containing culturable SARS‐CoV‐2 from a set of 126 clinical samples (total sgE CT values ranging from 12.3 to 37.5). …”
    Get full text
    Article
  13. 293

    Disentangling the effects of intermittent faecal shedding and imperfect test sensitivity on the microscopy-based detection of gut parasites in stool samples. by Lana C E Ferreira-Sá, Eleuza R Machado, Rodrigo Gurgel-Gonçalves, Fernando Abad-Franch

    Published 2024-12-01
    “…<h4>Background</h4>Gut-parasite transmission often involves faecal shedding, and detecting parasites in stool samples remains the cornerstone of diagnosis. …”
    Get full text
    Article
  14. 294

    Search for Optimal Parameters for Gas Chromatographic Complex When Determining Sarin in Water Samples by Flame Photometric Detection Method by V. А. Ignatyev, L. V. Petrakova, М. А. Ponsov, А. А. Rodionov

    Published 2023-07-01
    “…But the sensitivity of flame photometric detectors (FPD) is not always sufficient for the analysis of water samples for the presence of sarin, its precursors and products of destruction, especially in cases of necessity to detect the concentrations less than 0,03 ppm (3×10-5 mg/ml). …”
    Get full text
    Article
  15. 295
  16. 296

    Evaluating Colilert and ChromAgar methods for the detection of ESBL bacteria in water samples from urban markets in Blantyre, Malawi by Miss Effita Masoamphambe, Dr Derek Cocker, Prof Nicholas Feasey, Dr Kondwani Chidziwitsano, Miss Mindy Panulo, Dr David Berendes, Dr Amy Kirby, Prof Tracy Morse

    Published 2025-03-01
    “…Here, we evaluated the use of ChromAgar culture and novel ESBL Colilert methods for detecting ESBLs in water samples. Methods: Four urban markets in Blantyre, Malawi were evaluated. …”
    Get full text
    Article
  17. 297
  18. 298
  19. 299
  20. 300