Showing 18,441 - 18,460 results of 18,849 for search 'sample random sampling', query time: 0.24s Refine Results
  1. 18441
  2. 18442
  3. 18443
  4. 18444

    Tuberculosis prevalence after 4 years of population-wide systematic TB symptom screening and universal testing and treatment for HIV in the HPTN 071 (PopART) community-randomised t... by Eveline Klinkenberg, Sian Floyd, Kwame Shanaube, Linda Mureithi, Thomas Gachie, Petra de Haas, Barry Kosloff, Peter J Dodd, Maria Ruperez, Chali Wapamesa, James Michael Burnett, Nico Kalisvaart, Nkatya Kasese, Redwaan Vermaak, Albertus Schaap, Sarah Fidler, Richard Hayes, Helen Ayles, TREATS study team

    Published 2023-09-01
    “…Among 83,092 individuals who were eligible for the survey, 49,556 (59.6%) participated, 8,083 (16.3%) screened positive, 90.8% (7,336/8,083) provided 2 sputum samples for Xpert-Ultra testing, and 308 (4.2%) required culture confirmation. …”
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  5. 18445

    Preventive administration of shengmaiyin: a novel approach to counteract heatstroke-induced coagulopathy in rats by Longping He, Longping He, Zhuqing Luo, Zhuqing Luo, Lichun Zhang, Xingping Deng, Xingping Deng, Lincui Zhong, Lincui Zhong, Qingwei Lin, Qingwei Lin, Qingbo Zeng, Ye Zhou, Ye Zhou, Jingchun Song, Jingchun Song

    Published 2025-03-01
    “…Histopathological assessments were performed on the liver, kidney, lung, duodenum, and heart of the rats. Blood samples were collected to measure prothrombin time (PT), activated partial thromboplastin time (APTT), platelet count, and levels of lactic acid (Lac), thrombomodulin (TM), thrombospondin-1 (TSP-1), von Willebrand factor (vWF), and plasminogen activator inhibitor-1 (PAI-1). …”
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  6. 18446

    Effect of an Ultra-Diluted Complex on Health, Growth Performance, and Blood Parameters of Pre-Weaned Dairy Calves by Mellory M. Martins, Thiago H. da Silva, Andre S. V. Palma, Bruna L. de Noronha, Emanuel R. Lemos, Iuli C. S. B. Guimarães, Nara. R. B. Cônsolo, Arlindo S. Netto

    Published 2025-02-01
    “…Calves were weighed and measured weekly. Blood samples were collected at enrollment on the first day and every 21 days until the 75th day, 2 h after morning milk feeding, and tested for hematology, blood urea nitrogen, aspartate aminotransferase, gamma-glutamyl transferase, total protein albumin, globulin, and creatinine. …”
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  7. 18447

    The Effects of Different Levels of Garlicon-Essential Oil on Feed Intake, Body Weight, and Health Scores of Holstein Dairy Calves by Bahram Mohtashami, Hamed Khalilvandi‑Behroozyar, Hadi Mansourikhah

    Published 2024-12-01
    “…To measure the apparent digestibility of nutrients and to determine pathogens, samples were taken from the feces at the age of 0, 35, and 65 days and from the rectum of the calves. …”
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  8. 18448

    Physiological Responses of Laying Hens to Chronic Cold Stress and Ammonia Exposure: Implications for Environmental Management and Poultry Welfare by Dapeng Li, Fuwei Li, Wei Liu, Haixia Han, Jie Wang, Dan Hao, Yan Sun

    Published 2025-06-01
    “…Plasma samples were collected at 22, 26, 30, 34, and 38 weeks to evaluate physiological stress biomarkers (corticosterone, CORT; total antioxidant capacity, T-AOC), immunoglobulins (IgG, IgM, and IgA), and reproductive hormones (luteinizing hormone, LH; follicle-stimulating hormone, FSH; estradiol, E2). …”
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  9. 18449

    Effect of adding Scutellaria baicalensis Georgi to feed on the microbial diversity in cattle feces by Junli Zhang, Xue Bai, Fen Li, Rina Na, Yun Ma, Xiaojun Liang

    Published 2025-08-01
    “…Blood was collected for measuring biochemical performance indices. Fresh fecal samples were collected on the 90th day for 16S sequencing to study the microbial diversity of cow feces.ResultsThe results showed that during the experiment, the F/G of the G1, G2, and G3 groups was significantly lower than that of the CON group (P < 0.05). …”
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  10. 18450

    Conservação de sementes de ipê-roxo Preservation of Tabebuia heptaphylla (Vell.) Toledo seeds by Leila Martins, Antonio A. do Lago, Silvio M. Cícero

    Published 2012-01-01
    “…Following that, the remaining seeds were submitted to drying at ambient temperature inside a glass desicator in order to obtain the other desired moisture contents (11.5, 8.1 and 4.3%). The samples, corresponding to the different moisture contents were stored inside chambers at temperatures of 10, 20 and -196 °C. …”
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  11. 18451

    Compliance with Weekly Iron and Folic Acid Supplementation and Its Associated Factors among Adolescent Girls in Tamale Metropolis of Ghana by S. Dajaan Dubik, Kingsley E. Amegah, Amshawu Alhassan, Louis N. Mornah, Loveland Fiagbe

    Published 2019-01-01
    “…A cross-sectional study was conducted among 424 randomly sampled adolescent girls in the Tamale Metropolis of Ghana from April to July 2019 using an interviewer-administered structured questionnaire. …”
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  12. 18452

    Phenotypic Characterization for Identification, Conservation and Sustainable Utilization of Boset and Minjar Shenkora Goats of Ethiopia by Tesfalem Aseged Ayele, Abraham Assefa, Abebe Hailu, Tesfaye Getachew, Manaye Misganaw, Seble Sinke, Fasil Getachew, Solomon Abegaz

    Published 2021-11-01
    “…Both qualitative and quantitative traits were recorded from randomly sampled mature goats and the data were analyzed using SAS software. …”
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  13. 18453

    LC-MS/MS-Based Concurrent Quantification of Cannabidiol and Melatonin in Mouse Plasma to Elucidate Complex PK Interactions by Mengran Wang, Wenpeng Zhang, Xia Wu, Lingchao Wang, Cong Li, Chunyan Liu, Xiaomei Zhuang

    Published 2024-11-01
    “…<b>Methods:</b> Mouse plasma samples were precipitated with acetonitrile and analyzed using a Kromasil 100-5-C8 (2.1 × 50 mm) column. …”
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  14. 18454

    Do leaf traits shape herbivory in tropical montane rainforests? A multispecies approach by Jana E. Schön, Raya Keuth, Jürgen Homeier, Oliver Limberger, Jörg Bendix, Nina Farwig, Roland Brandl

    Published 2024-10-01
    “…We established nine 1‐ha square plots evenly distributed over three different forest types in Ecuadorian tropical montane rainforests where we estimated herbivory as the leaf area loss (in square centimeters) of 20 (±5) leaves sampled from the canopies of 380 tree individuals belonging to 51 tree species (7 ± 1 individuals/species) using lab‐ and spectral‐sensing‐based methods. …”
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  15. 18455

    The Efficacy of Two Mycotoxin Detoxifications on Laying Performance, Antioxidant Capacity, and Liver Damage of Laying Hens Fed Diet Naturally Contaminated with Low-Level Mycotoxins by Huimin Ma, Wentao Cheng, Usman Nazir, Chengfei Wang, Haiming Yang, Xiaoli Wan

    Published 2025-05-01
    “…Liver tissue and serum samples were extracted at the end of the trial to assess the antioxidant status and hepatic injury biomarkers. …”
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  16. 18456

    Intravenous Bolus versus Continuous Infusion of Famotidine or Ranitidine on 24 H Intragastric Acidity in Fasting Healthy Volunteers by ABR Thomson, P Kirdeikis, D Wasarab-Rolland, L Zuk, B Pinchbeck

    Published 1995-01-01
    “…Gastric fluid contents were aspirated for 24 h and collected as half-hourly samples in which pH measurements were made. Measures analyzed were mean and median pH, percentage pH at or below 3, 4 or 5 for the 24 h period, daytime, evening and nighttime. …”
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  17. 18457

    Polyparasitism with Malaria and Intestinal Parasite Infections among Infants and Preschool-Aged Children in Egbedore, Osun State, Nigeria by S. N. Odoemene, A. S. Oluwole, H. O. Mogaji, M. V. Adegbola, O. O. Omitola, A. A. Bayegun, D. A. Ojo, S. O. Sam-Wobo, U. F. Ekpo

    Published 2020-01-01
    “…Therefore, a survey of 1110 consented IPSAC was undertaken in Egbedore Local Government Area (LGA), Osun State, Nigeria, to determine the prevalence of polyparasitism in IPSAC in ten randomly selected rural communities. Fresh stool and blood samples were collected and processed for intestinal parasites and malaria infection. …”
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  18. 18458

    Study of Lifestyle, Sleep Quality, and Related Factors in Hemodialysis Patients by Arezoo Monfared, Mostafa Soodmand, Golshan Ghasemzadeh, Samane Mirzaee, Mohsen Mohammadi, Nasim Amoozadeh Licha

    Published 2019-06-01
    “…Materials and Methods: This is an analytical study with cross-sectional design conducted on 126 hemodialysis patients referred to one of the hospitals in Rasht City, Iran, in 2016. The study samples were selected randomly. A three-part questionnaire was used to collect data which included a demographic form, the Persian versions of Health Promoting Lifestyle Profile II (HPLP2), and Pittsburgh Sleep Quality Index (PSQI). …”
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  19. 18459

    Fatores relacionados à suscetibilidade da erosão em entressulcos sob condições de uso e manejo do solo Factors influencing susceptibility to interrill soil erosion under different... by Flávio P. de Oliveira, Diogo C. Buarque, Ana C. Viero, Gustavo H. Merten, Elemar A. Cassol, Jean P. G. Minella

    Published 2012-04-01
    “…The experiment was carried out under laboratory conditions using samples collected from tobacco fields and disturbed soil placed in erosion pans measuring (0.23 m2) with a slope of 0.09 m m-1. …”
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  20. 18460

    Effects of oligosaccharide-sialic acid (OS) compound on maternal-newborn gut microbiome, glucose metabolism and systematic immunity in pregnancy: protocol for a randomised controll... by Yu Liu, Shuxian Wang, Rui Peng, Shengtang Qin, Huixia Yang, Jingmei Ma

    Published 2019-09-01
    “…At seven later time points (before and after recruitment in the first trimester, in the middle and third trimesters, before delivery, at birth and 42 days postpartum), compliance will be evaluated and/or biological samples will be collected. Along with maternal clinical information, questionnaires on lifestyle and infant development will be recorded. …”
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