Showing 3,201 - 3,220 results of 9,796 for search 'determined (efficient OR efficiency) (method OR methods)', query time: 0.34s Refine Results
  1. 3201

    Determination of expression level of AP1S1, CDK9, FIGF and HDAC11 genes in bladder tumors for aggressive phenotype characterization by Olga Antonova, Zora Hammoudeh, Zornitza Yordanova, Boris Mladenov

    Published 2023-03-01
    “…Differential gene expression was calculated using the ΔΔCt method with GPDH as a housekeeping gene. The 4,0-fold change in gene expression was used as a cutoff to determine up- or down-regulation compared to the negative control. …”
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  2. 3202

    Analyzing Morphometrics of Sella Turcica, Foramen Magnum and Mastoid Processes Using Head and Neck Computed Tomography for Sex Determination in Egyptian Adults by Emad Ahmad ElSayed Mostafa, Seham Fouad Abdelaal, Hazem Ibrahim korashi, Omar Nasser Kamaleldin

    Published 2025-01-01
    “…This study aims to analyze the morphometrics of the sella turcica, foramen magnum (FM), and mastoid process in adult sex determination. In addition, to identify from the previously mentioned parts which is the most efficient single parameter in adult sex determination. …”
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  3. 3203
  4. 3204

    Higuchi fractal dimension and deep learning on near-infrared spectroscopy for determination of free fatty acid (FFA) content in oil palm fruit by Muhammad Achirul Nanda, Kharistya Amaru, S. Rosalinda, Inna Novianty, Walidatush Sholihah, Gema Parasti Mindara, Anifatul Faricha, Tusan Park

    Published 2024-12-01
    “…The measurement of this parameter is often carried out with conventional methods in chemical laboratories using solvents and reagents, but these techniques have several limitations. …”
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  5. 3205

    The Development of a High-Throughput Homonuclear Decoupling HSQC NMR Platform for the Determination of 10 Sex Hormones in Animal-Source Food and Medicines by Bing Wang, Qing-Zhi Liu, Jing-Ya Yang, Yu-Jie Du, Nai-Shuo Liu, Wei-Liang Cui, Man Yuan, Yong Zhang, Jing-Qi Wang, Dong-Liang Wang, Shu-Qi Wang

    Published 2024-11-01
    “…Owing to their endocrine disruption effect, the hormone levels in animal-source food and medicines need to be efficiently and accurately quantified by a reliable analytical method. …”
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  6. 3206

    [18F]FDG PET/CT performs better than CT in determining the bone biopsy site : randomized controlled clinical trial by Yujie Chang, Yifeng Gu, Shunyi Ruan, Shengyu Xu, Jing Sun, Zhiyuan Jiang, Guangyu Yao, Zhiyu Wang, Hui Zhao

    Published 2024-11-01
    “…However, there is no clinical consensus regarding the optimal imaging test for determining the puncture site. Methods We compared the performance of [18F]FDG PET/CT with CT in detecting bone metastases to achieve the highest biopsy efficiency. …”
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  7. 3207

    A sex-specific molecular marker in Mulloway (Argyrosomus japonicus) by L.P. Dennis, T. Ventura, A.E. Elizur, D.S. Fielder

    Published 2025-09-01
    “…These markers, validated on both adult broodstock and juveniles, offer a reliable and efficient means of sex determination, contributing to the optimisation of breeding programs and sustainable management of Mulloway. …”
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  8. 3208
  9. 3209

    The clean analysis process of Mn2+ for industries: a comparative study on direct determination of high-concentration Mn2+ in solution using spectrophotometry by Yanli Xu, Fuyuan Xu, Yong Liu, Guangbin Zhu, Ying Chen, Ning Duan

    Published 2025-01-01
    “…In this study, we evaluated the performance of four alternative methods—External Standard Calibration (EC), Area Under the Curve (AUC), Standard Addition (SA), and Multi-Energy Calibration (MEC)—for determining high-concentration Mn²⁺. …”
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  10. 3210
  11. 3211

    Numerical simulation of crack propagation behavior of a semi-cylindrical specimen under dynamic loading by Ghorban Khandouzi, Mohsen Mollashahi, Mojtaba Moosakhani

    Published 2019-10-01
    “…Therefore, numerical methods can be used to solve these problems. The Extended Finite Element Method (X-FEM) as a powerful and efficient tool can be used for this purpose. …”
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  12. 3212
  13. 3213

    Determination of mode shapes of a multiple cracked beam element and its application for free vibration analysis of a multi-span continuous beam by Tran Van Lien, Trinh Anh Hao

    Published 2013-11-01
    “…Numerical analysis of natural mode shapes of cracked simple support beams using the obtained expression shows a good agreement in comparison with the well-known analytical methods. The methodology approach and results presented in this article are new and basis for building an efficient method to identify cracks in beam structures using wavelet analysis of mode shapes. …”
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  14. 3214
  15. 3215

    Simultaneous Determination of Quercetin and Trans-Resveratrol in Winemaking Waste by Solid Phase Microextraction Coupled to High-Performance Liquid Chromatography with Fluorescence... by Antonella Maria Aresta, Giovanna Mancini, Nicoletta De Vietro, Carlo Zambonin

    Published 2025-05-01
    “…A solid phase microextraction (SPME) method coupled with liquid chromatography (LC) and fluorescence/ultraviolet-diode array detection was developed for the simultaneous determination of quercetin and trans-resveratrol. …”
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  16. 3216

    Solid-to-liquid extraction and HPLC/UV determination of amygdalin of seeds of apple (Malus pumila Mill): Comparison between traditional-solvent and microwave methodologies by Jovanny Arles Gómez Castaño, Juan Camilo Amaya Salcedo, Oswaldo Eliecer Cardenas Gónzalez

    Published 2018-07-01
    “…The extraction efficiencies are determined by an optimized and standardized high-performance liquid chromatography (HPLC) method that requires retention times of about 1 min only. …”
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  17. 3217
  18. 3218

    Determination of cyanide contents in sorghum, Daqu, and fermented grains using EDTA-2Na-phosphoric acid distillation-automatic flow injection analyzer by XIONG Xiaotong, ZHU Jiaosheng, DU Jiawei, XIE Qianqian, HU Yang, SHEN Rui, CHEN Yanhe

    Published 2024-06-01
    “…The precision, repeatability and stability were all good, the relative standard deviations (RSD) was less than 10%, and the standard recovery rates were 82.23%-97.64%. The detection method had simple pretreatment, high detection efficiency, accurate and reliable quantitative results. …”
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  19. 3219

    Novel and simple electrochemical sensing platform based on polypyrrole nanotubes/ZIF-67 nanocomposite/screen printed graphite electrode for sensitive determination of metronidazole by Somayeh Tajik, Hadi Beitollahi, Fariba Garkani Nejad

    Published 2024-12-01
    “…In investigating the practicability, the PPy NTs/ZIF-67/SPGE sensor demonstrated efficient practicability with satisfactory recoveries (97.1 % to 103.5 %) and low relative standard deviation (RSD) values of 1.8–3.6 % for MNZ determination in MNZ tablets and urine samples.…”
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  20. 3220

    Entrepreneurship in the healthcare sector in the Democratic Republic of Congo: managerial determinants of the level of activity in private healthcare facilities in the N'sele healt... by Francine Lombe Ntumba, B F Lombe, K T Bukele

    Published 2023-10-01
    “…# Background Since the 1980’s, the state has opened up the healthcare sector to private investors, which has encouraged the emergence of health training institutions, resulting in the creation of private healthcare establishments (Etablissements de soins et services de santé - ESS). # Methods The aim of this study was to investigate the managerial factors of private entrepreneurship in healthcare that determine the level of activity of healthcare ESS. …”
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