תוצאות חיפוש - Yan Gao

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Photonic crystal (PhC) cavities have been widely utilized for the optical trapping. However, it is still challenging to achieve high-efficiency optical trapping of ultrasmall nanoparticles. In this paper, we show optical trapping of a 3 nm size single nanoparticle by using an ultrahigh <italic>...

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This case report describes a 39-year-old male presenting with serous retinal detachment (SRD) who was initially misdiagnosed with acute central serous chorioretinopathy (CSC). CSC is typically a self-limiting condition, but recurrence occurs in approximately 30–50 % of patients depending on risk fac...

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Purpose: To evaluate the dynamic change trend of choroid and retina morphology in different regions before and after macular hole surgery, and explore the influence of the changes on retina as well as choroid morphology during on the formation and recovery of macular hole. Methods: A retrospective c...

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Sarcomatoid carcinoma of the gallbladder is a rare malignancy with no specific clinical manifestation. It is characterized by the presence of malignant epithelial and mesenchymal components intermingled with each other. This disease usually presents at an advanced stage, and its final diagnosis need...

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ABSTRACT Growing research evidence indicates a substantial influence of the intra-tumor microbiome on tumor outcome. However, there is currently no consistent criterion for identifying the association of microbes with tumor progression and response to treatment across various types of cancer. In thi...

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The Qinghai–Xizang Plateau is a primary water supply region in Asia. The Lhasa River Basin is the political, economic, and cultural core area and main cultivation area of Qinghai–Xizang Plateau and is considered ecologically fragile. With uneven spatial and temporal distribution of water resources,...

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Recently, visible light communication (VLC) based on LEDs has attracted much attention. In order to realize multiusers indoor VLC systems, a reasonable channel model considering random shadowing, which is first proposed to the best of our knowledge, is significant. Taking the nonquantitative obstruc...

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Free-space optical communication (FSO) offers high security and high bandwidth, which is why it is widely used in digital communication systems. However, atmospheric turbulence or scintillation induces a voluminous degradation to the signal. So, different modulation techniques are introduced to impr...

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<h4>Background</h4>A recent cluster of pneumonia cases in Wuhan, China, has been caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). We propose the protocol described below to perform an individual-patient data (IPD) network meta-analysis (NMA) in order to evaluate th...

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Since the early 20th century, clinical medical education in the United States has undergone three major reforms, each of which has profoundly influenced the global landscape and development trajectory of medical education. Viewed through the lens of medical-education collaboration, these reforms exh...

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<h4>Purpose</h4>To compare the efficacy and safety of current treatments in diabetic macular edema (DME).<h4>Methods</h4>PubMed, Embase and CENTRAL were systematically reviewed for randomized controlled trials of current treatments in DME through August 2015. Data on the mean...

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This paper reports the realization of a closed-loop feedback system, which consists of a spatial light modulator controlled by the holographic tandem method, for adaptive far-field flattop beam shaping. The holographic tandem method iteratively adjusts the phase distributions to be written into the...

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<h4>Background</h4>Emerging evidence showed that common functional -31G>C polymorphism (rs9904341 G>C) in the promoter region of the survivin gene is involved in the regulation of survivin expression, thus increasing an individual's susceptibility to gastrointestinal tract (GI...

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BackgroundQuality of Life (QoL) is a crucial multi-dimensional structure in the development process of adolescents. As a key topic in adolescent research, existing achievements all indicate that participating in physical activities can improve the QoL of adolescents. However, the underlying mechanis...

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Abstract Background and Aims Observational studies frequently report co‐occurrence between endocrine, nutritional, and metabolic disease (ENMD) and pulmonary tuberculosis (PTB). However, the causal properties between them remain poorly defined. Our aim in this study was to investigate the causal eff...

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Background: Pedunculoside (PE) is a pentacyclic triterpenoid saponin found in the dried barks of the Ilex rotunda Thunb. In traditional Chinese medicine, the juice extracted from various Ilex species is commonly used for treating inflammatory diseases. Objective: This study aims to investigate the p...

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Eudigraphis huadongensis Yang &amp;amp; Bu, sp. nov. from east China is described and illustrated. The new species is compared with other congeners in detail and observations about its embryonic and post-embryonic development are provided. The complete mitochondrial genome of the new species is...

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Mequindox (MEQ), 3-methyl-2-quinoxalinacetyl-1,4-dioxide, is widely used in Chinese veterinary medicine as an antimicrobial agent and feed additive. Its toxicity has been reported to be closely related to its metabolism. To understand the pathways underlying MEQ's metabolism more clearly, we st...

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