Showing 40,741 - 40,760 results of 41,222 for search '"observation"', query time: 0.15s Refine Results
  1. 40741

    Crocin Alleviates Hippocampal Neuron Injury in Rats with Cerebral Ischemia-Reperfusion by Inhibiting JAK2/STAT3 Signaling Pathway by LI Xiaolei, ZHU Haisheng, MA Ruijuan, YAO Li, HU Ke, FENG Lina, WANG Xudong

    Published 2024-06-01
    “…The neuron pathological changes of hippocampal CA1 and CA3 were observed using HE staining, and the neuronal apoptosis of hippocampal CA1 and CA3 was examined by TUNEL staining. …”
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  2. 40742
  3. 40743

    On Channel Transforms to Enhance Reciprocity and Quantization in Physical-Layer Secret Key Generation by Ghalib Hussain, Syed Junaid Nawaz, Shurjeel Wyne, Mohammad N. Patwary

    Published 2025-01-01
    “…Moreover, a comparative analysis of the proposed scheme with its counterparts in the literature is also provided to demonstrate its relative performance gains, where our proposed scheme is observed to outperform the existing schemes. Notably, when the correlation of the reciprocal channel is set to <inline-formula> <tex-math notation="LaTeX">$\rho =0.8$ </tex-math></inline-formula>, the samples excursion qualification threshold is set to <inline-formula> <tex-math notation="LaTeX">$L=3$ </tex-math></inline-formula>, and GG fading conditions set as defined by <inline-formula> <tex-math notation="LaTeX">$\alpha =2$ </tex-math></inline-formula>, <inline-formula> <tex-math notation="LaTeX">$\xi =1$ </tex-math></inline-formula>, and <inline-formula> <tex-math notation="LaTeX">$\upsilon =1$ </tex-math></inline-formula>, the proposed algorithm, which employs sample biasing and transformation, offers an average improvement of 0.02% in KGR and 0.15% in KDR performance compared to the conventional UQ scheme. …”
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  4. 40744
  5. 40745

    Prevalence of common diarrheagenic enterobacteriaceae in Iran (2000–2023): a systematic review and meta-analysis by Mozhgan Derakhshan-Sefidi, Fereshteh Eidy, Somayyeh Nadi-Ravandi, Sareh Bagheri-Josheghani, Maryam Mirfakhraei

    Published 2025-01-01
    “…Methods A comprehensive systematic search was conducted across multiple databases, including EMBASE, HINARI, MEDLINE, PubMed, Google Scholar, and the Cochrane Library. The focus was on observational published studies reporting the prevalence of diarrheagenic Enterobacteriaceae in Iran during 2000 and 2023. …”
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  6. 40746
  7. 40747

    Early Postoperative Safety of Total Hip Arthroplasty in Systemic Lupus Erythematosus Patients by YANG Xingdong, YU Muyang, XU Yiming, ZHU Wei, HU Mingwei, WENG Xisheng, FENG Bin

    Published 2025-01-01
    “…No significant difference was observed in the allogeneic blood transfusion rate between SLE group and control group (25.77% vs. 17.18%, P=0.059).ConclusionsThe incidence of major complications within 30 days following THA in patients with SLE was significantly higher than that in non-SLE patients, while the rate of allogeneic blood transfusion remained comparable. …”
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  8. 40748

    Correlation of HER2 expression and clinicopathological characteristics in patients with urothelial carcinoma in China by WANG Shanshan, YE Dingwei, YANG Li, CHENG Fan, YANG Tiejun, ZHANG Xiaoping, YU Zhixian, ZHANG Qingyun, YANG Yong

    Published 2024-11-01
    “…Conclusion: Retrospective analysis of multi-center data shows that HER2 expression is frequently observed in Chinese UC patients, with an overexpression rate of up to 58.4%. …”
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  9. 40749

    Gut microbiota and blood biomarkers in IBD-Related arthritis: insights from mendelian randomization by Wei Yang, Miao Cui, Peng Yang, Chenlin Liu, Xiuzhen Han, Wenyi Yao, Zhenhua Li

    Published 2025-01-01
    “…This method aids in elucidating the potential roles of these biomarkers in the development of arthritis following IBD, while minimizing the confounding factors and reverse causality commonly encountered in observational studies. To further verify and strengthen our findings, we conducted subsequent sensitivity analyses. …”
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  10. 40750

    Unravelling population structure and marker trait association using SSR markers among the identified drought tolerant rice landraces (Oryza sativa L.) by Shanmugam Manju Devi, John Amalraj Joel, Muthurajan Raveendran, Ramamoorthy Pushpam, Sengalan Muthuramu, Raman Pushpa, N. Sritharan, Periyasamy Prasanna, Ramalingam Suresh

    Published 2025-01-01
    “…After 14 days of treatment, the nine observations viz. germination %, root length (cm), shoot length (cm), number of secondary roots, fresh weight (g), dry weight (g), shoot/root ratio, root/shoot ratio and vigour index were recorded. …”
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  11. 40751

    Association of ambient air pollutants with blood physiological and biochemical indicators and systemic immune inflammation index in people living around Beijing: an analysis of air... by Bingqian DU, Zhiqiang REN, Peian CHEN, Zhenjun LI

    Published 2024-11-01
    “…A U-shaped relationship was observed between PM2.5 concentration and MO#, between PM10 concentration and PCT, and between CO concentration and MO# (all P for nonlinearity < 0.05). …”
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  12. 40752

    Safety and efficacy of catheter ablation in atrial fibrillation patients with heart failure with preserved ejection fraction by Songbing Long, Yuanjun Sun, ShiYu Dai, Xianjie Xiao, Zhongzhen Wang, Wei Sun, Lianjun Gao, Yunlong Xia, Xiaomeng Yin

    Published 2025-01-01
    “…Significant improvements in heart function were observed in the AFPHF-CA group compared to the AFPHF-Med group, including reductions in left ventricular end-diastolic diameter (P < 0.001), New York Heart Association classification (P < 0.001), left ventricular mass index (P < 0.001), and left atrial volume index (P < 0.001). …”
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  13. 40753

    Development of a new nanobiotechnology method for the differential diagnosis of ocular adnexal tumors by S.V. Saakyan, D.A. Skladnev, A.P. Alekseeva, O.V. Beznos, V.V. Sorokin

    Published 2024-03-01
    “…The wavelength used to observe the de novo generation of biogenic silver nanoparticles (λ) was 410 nm. …”
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  14. 40754

    Hubungan antara Higiene Perorangan dengan Infeksi Cacing Usus (Soil Transmitted Helminths) pada Siswa SDN 25 dan 28 Kelurahan Purus, Kota Padang, Sumatera Barat Tahun 2013 by Rizka Yunidha Anwar, Nuzulia Irawati, Machdawaty Masri

    Published 2016-09-01
    “…This study used an observational analytic design method of cross -sectional study on 122 students in grade 1 to grade 6 in 25 and 28 primary school Purus, Padang in December 2013. …”
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  15. 40755

    The production performance of Nile tilapia Oreochromis niloticus and mineral balance in aquaponic, biofloc, and aquabioponic culture systems by Radi Ihlas Albani, Tatag Budiardi, Yani Hadiroseyani, Julie Ekasari

    Published 2023-04-01
    “…This study was conducted to evaluate the performance of tilapia production, as well as to observe the dynamics of P, K, Ca, Mg, Fe, Mn, Zn, and Cu minerals formed in the system. …”
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  16. 40756

    Study on the effect of "7" and "I" shaped adhesive tape in fixation of nasogastric tubes (“7”字型和“工”字型胶贴对鼻胃管固定效果的研究) by WANG Fengjuan (王凤娟), CHEN Yuezhi (陈月治)

    Published 2022-11-01
    “…The slippage and displacement of nasogastric tube adhesive tape, skin condition, frequency of unplanned replacement and consumption of the two groups were observed and compared. Results No patients in either group reported slippage and displacement of nasogastric tube adhesive tape or skin adverse reactions. …”
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  17. 40757

    Effect of Electroacupuncture on Chondrocyte Apoptosis in Knee Osteoarthritis Rat Based on PI3K/Akt Signaling Pathway by Yuanyuan ZHANG, Xinyu JIANG, Xihai LI, Mingxia WU

    Published 2019-08-01
    “…After 12 weeks of electroacupuncture intervention, the articular cartilage and synovium were harvested, and the changes of histomorphology of articular cartilage were observed under light microscope by hematoxylin-eosin staining and toluidine blue staining. …”
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  18. 40758

    Episiotomies and obstetric anal sphincter injuries following a restrictive episiotomy policy in France: An analysis of the 2010, 2016, and 2021 National Perinatal Surveys. by Raphaele Houlbracq, Camille Le Ray, Béatrice Blondel, Nathalie Lelong, Anne Alice Chantry, Thomas Desplanches, ENP2021 Study Group

    Published 2025-01-01
    “…The overall prevalence of episiotomy decreased significantly from 25.8% (95% confidence interval (CI) 25.0 to 26.7) in 2010, to 20.1% (95% CI 19.3 to 20.9) in 2016, and 8.3% (95% CI 7.8 to 8.9) in 2021 (adjusted risk ratio (aRR) 0.33, 95% CI 0.30 to 0.35). This reduction was observed in all groups of the classification (Cochran-Armitage tests P < 0.001), ranging from -33.0% in Group 2a [nulliparous term cephalic singleton with forceps delivery] to -94.0% in Group 7 [multiple pregnancy]. …”
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  19. 40759

    Life course socioeconomic position and care dependency in later life: a longitudinal multicohort study from 17 countriesResearch in context by Ting Pan, Chenshuang Li, Ying Zhou

    Published 2025-01-01
    “…Individuals who experienced a severe SES decline—high in childhood but low in adulthood—showed a more than ten times higher risk (IADL: OR 18.26, 95% CI 12.45–26.79; ADL: 11.95, 8.47–16.88). A lower risk was observed for those who moved from low SES in childhood to high SES in adulthood (IADL: 2.51, 1.00–6.33; ADL: 1.52, 0.62–3.72). …”
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  20. 40760

    Prevalence of post-acute sequelae of SARS-CoV-2 infection in people living with HIV: a systematic review with meta-analysisResearch in context by Dimitra V. Pouliopoulou, Nicole Billias, Joy C. MacDermid, Erin Miller, Kelly K. O'Brien, Kieran L. Quinn, Monali S. Malvankar-Mehta, Tiago V. Pereira, Angela M. Cheung, Fahad Razak, Saverio Stranges, Pavlos Bobos

    Published 2025-01-01
    “…Summary: Background: Given the chronic immune activation and inflammatory milieu associated with Long COVID and HIV, we assessed the prevalence of Long COVID in adults living with HIV; and investigated whether adults living with HIV were associated with increased chance of developing Long COVID compared to adults living without HIV Methods: In this systematic review and meta-analysis, we searched Medline, EMBASE, CINHAL, PubMed and CENTRAL from inception until June 14th, 2024, for observational studies that measured the prevalence of Long COVID in adults living with HIV and the odds of developing Long COVID following a SARS-CoV-2 infection in people living with HIV compared to people living without HIV. …”
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