نتایج جستجو برای: background enhancement
تعداد نتایج: 954606 فیلتر نتایج به سال:
Background: Memory enhancement programs that can significantly improve actual memory performance and subjective perceptions of everyday memory in elderly people are rare. This study was designed to evaluate a new memory enhancement program incorporating principles of successful aging, designed to enhance subjective and objective everyday memory in community-dwelling old
BACKGROUND The aim of this study was to investigate the accuracy of contrast-enhanced ultrasound (CEUS) enhancement patterns in the assessment of thyroid nodules. MATERIAL AND METHODS A total of 158 patients with suspected thyroid cancer underwent conventional ultrasound (US) and CEUS examinations. The contrast enhancement patterns of the lesions, including the peripheries of the lesions, were ...
OBJECTIVES To determine the added discriminative value of detailed quantitative characterization of background parenchymal enhancement in addition to the tumor itself on dynamic contrast-enhanced (DCE) MRI at 3.0 Tesla in identifying "triple-negative" breast cancers. MATERIALS AND METHODS In this Institutional Review Board-approved retrospective study, DCE-MRI of 84 women presenting 88 invasi...
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It is one of the important means to ensure safety transmission line and its equipment realize rapid identification accurate diagnosis visual defect fault points line. In this paper, an adaptive infrared image enhancement algorithm proposed based on research features various algorithms. The first filters remove random noise improve signal-to-noise ratio image; then, histogram analysis image, ada...
conclusions due to the significant reduction in the mean inactivation dose of colon cancer cells in the presence of gold nanoparticles, it seems that gnps are suitable options to achieve a new approach in order to improve radiotherapy efficiency without increasing the prescribed radiation dose. results cell survival in the presence of gnps was more than 90% and the maximum uptake of gnps was ob...
results the χ2 test showed that the experimental and control groups significantly differed in relapse rates (χ2 = 6.30, df = 1, p < 0.001). in addition, the covariance analysis showed a significant difference between the two groups in resiliency enhancement at post-test (f = 33.76, p < 0.001) and follow-up (f = 37.67, p < 0.001). conclusion the results indicate that lifestyle training is effect...
background: new treatment modalities are developed with the aim of escalating tumor absorbed dose and simultaneously sparing the normal structures. the use of nanotechnology in cancer treatment offers some possibilities including destroying cancer tumors with minimal damage to healthy tissues. zinc oxide nanoparticles (zno nps) are wide band gap semiconductors and seem to have a good effect on ...
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