48,153 results match your criteria: "Shanghai R&D Center for Standardization of Chinese Medicines[Affiliation]"

The FAT atypical cadherin 1 (FAT1) gene is the ortholog of the fat gene and encodes the protocadherin FAT1. FAT1 belongs to the cadherin superfamily, a group of full-length membrane proteins that contain cadherin-like repeats. In various types of human cancer, FAT1 is one of the most commonly mutated genes, and is considered to be an emerging cancer biomarker and a potential target for novel therapies.

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Aspergillus oryzae is a widely used host for heterologous expression of fungal natural products. However, the vectors previously developed are not convenient for use and screening positive transformants by PCR and fermentation is time- and effort-consuming. Hence, three plug-and-play vectors were developed here for multi-gene expression and liquid chromatography mass spectrometry detection was introduced to screen positive transformants.

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Pharmacokinetics, mass balance, and metabolism of [C]PLB1004, a selective and irreversible EGFR-TKI in humans.

Cancer Chemother Pharmacol

January 2025

Department of Clinical Pharmacy, The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital, Shandong Engineering and Technology Research Center for Pediatric Drug Development, Shandong Medicine and Health Key Laboratory of Clinical Pharmacy, Jinan, 250014, China.

Purpose: PLB1004, developed by Beijing Avistone Biotechnology Co., Ltd., is a safe, highly selective, and efficient irreversible epidermal growth factor receptor tyrosine kinase inhibitor (EGFR-TKI) employed in treating non-small-cell-lung-cancer (NSCLC).

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Ferroelectric Optical Memristors Enabled by Non-Volatile Electro-Optic Effect.

Adv Mater

January 2025

Institute of Modern Optics & Tianjin Key Laboratory of Micro-Scale Optical Information Science and Technology, Nankai University, Tianjin, 300350, P. R. China.

Memristors enable non-volatile memory and neuromorphic computing. Optical memristors are the fundamental element for programmable photonic integrated circuits due to their high-bandwidth computing, low crosstalk, and minimal power consumption. Here, an optical memristor enabled by a non-volatile electro-optic (EO) effect, where refractive index modulation under zero field is realized by deliberate control of domain alignment in the ferroelectric material Pb(MgNb)O-PbTiO(PMN-PT) is proposed.

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Leech-Inspired Amphibious Soft Robot Driven by High-Voltage Triboelectricity.

Adv Mater

January 2025

School of Mechatronic Engineering and Automation, Shanghai University, Shanghai, 200444, P. R. China.

Leech locomotion, characterized by alternating sucker attachment and body contraction provides high adaptability and stability on complex terrains. Herein, a leech-inspired triboelectric soft robot is proposed for the first time, capable of amphibious movement, climbing, and load-carrying crawling. A high-performance triboelectric bionic robot system is developed to drive and control electro-responsive soft robots.

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Programmable Electromagnetic Wave Absorption via Tailored Metal Single Atom-Support Interactions.

Adv Mater

January 2025

Laboratory of Advanced Materials, Institute of Optoelectronics, Fudan University, Shanghai, 200438, P. R. China.

Metal single atoms (SA)-support interactions inherently exhibit significant electrochemical activity, demonstrating potential in energy catalysis. However, leveraging these interactions to modulate electronic properties and extend application fields is a formidable challenge, demanding in-depth understanding and quantitative control of atomic-scale interactions. Herein, in situ, off-axis electron holography technique is utilized to directly visualize the interactions between SAs and the graphene surface.

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Purpose: To evaluate the refractive differences among school-aged children with macular or peripapillary fundus tessellation (FT) distribution patterns, using fundus tessellation density (FTD) quantified by deep learning (DL) technology.

Methods: The cross-sectional study included 1942 school children aged six to 15 years, undergoing ocular biometric parameters, cycloplegic refraction, and fundus photography. FTD was quantified for both the macular (6 mm) and peripapillary (4 mm) regions, using DL-based image processing applied to 45° color fundus photographs.

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A new insight into the anatomical ablation approach at R-L ILT for VAs with a left ventricular summit origination: electrophysiological characteristics and catheter ablation.

J Interv Card Electrophysiol

January 2025

Department of Cardiology, Shanghai Institute of Cardiovascular Diseases, Zhongshan Hospital, Fudan University, No.180, Feng-Lin Road, Shanghai, 200032, P.R. China.

Background: Ventricular arrhythmia (VA) originating from the left ventricular summit (LVS) poses particular challenges, with higher rates of ablation failure.

Objective: To further evaluate the anatomical ablation approach from the subaortic region for LVS VAs and their electrophysiological characteristics.

Method: The study enrolled 27 consecutive patients with sympatomatic VAs originating from LVS and who received an anatomical ablation approach from R-L ILT in our center.

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Antibody-drug conjugates (ADCs) are intricate compounds that pose significant challenges in bioanalytical characterization. Therefore, multiple bioanalytical methods are required to comprehensively elucidate their pharmacokinetic (PK) profiles. In this study, we investigated DS001, an ADC consisting of a humanized monoclonal antibody (hRS7), a cleavable chemical linker, and the microtubule inhibitor monomethyl auristatin E (MMAE), with a drug-to-antibody ratio (DAR) of 8.

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Mosquitoes pose a significant threat to global health, impacting over 40% of the world's population. Currently, a dearth of large-scale and long-term data on mosquito populations in China hinders related research and public health endeavors. In response, we meticulously compiled and analyzed existing studies to construct a comprehensive dataset illustrating the spatial variation of mosquito populations, density, and composition across mainland China.

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Laennec approach for anatomical liver resection assisted by laparoscopy or robotics: a multicenter cohort study.

Int J Surg

January 2025

Division of Hepatobiliary and Transplantation Surgery, Department of General Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical School, Nanjing, China.

Introduction: Laennec's capsule serves as a critical anatomical landmark in anatomical liver resection. Despite its potential, a lack of large-scale prospective studies limits the widespread use of the Laennec approach for minimally invasive hepatectomy. This multicenter cohort study aimed to compare the outcomes of the traditional and Laennec approaches in minimally invasive anatomical hepatectomy across multiple centers in China.

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The study focuses on the effects of the COVID-19 pandemic on the economy and foreign direct investments in the European Union countries. Using data envelopment analysis constant and variable returns to scale models, and the Malmquist productivity index, we measured the efficiency of economic resource utilization concerning foreign direct investments and gross domestic product. These efficiencies were assessed in 2019, before the full outbreak of COVID-19, and in 2020, when uncertainty and the consequences of the pandemic were most pronounced.

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Xalnesiran with or without an Immunomodulator in Chronic Hepatitis B.

N Engl J Med

December 2024

From the Department of Infectious Diseases and Hepatology Unit, Nanfang Hospital, Southern Medical University (J.H., X.L.), and the State Key Laboratory of Organ Failure Research, Key Laboratory of Infectious Diseases Research in South China, Ministry of Education, Guangdong Institute of Hepatology, Nanfang Hospital (J.H.), Guangzhou, the Department of Infectious Diseases and Biosafety Emergency Response, Huashan Hospital, Fudan University (W.Z.), the Department of Infectious Diseases, Ruijin Hospital, Shanghai Jiaotong University School of Medicine (Q.X.), Roche Holding (Q.B., E.C.), Roche Research and Development Center (C.C., Y.H.), and Takeda APAC Biopharmaceutical Research and Development (Q.B.), Shanghai, the Department of Hepatology, Center of Infectious Diseases and Pathogen Biology, First Hospital of Jilin University, Changchun (R.H.), the Center of Infectious Diseases, Laboratory of Infectious and Liver Disease, Institute of Infectious Diseases, West China Hospital, Sichuan University, Chengdu (H.T.), and the Department of Medicine and State Key Laboratory of Liver Research, Queen Mary Hospital, University of Hong Kong, Hong Kong (M.-F.Y.) - all in China; the Division of Infectious Diseases, University Hospital Álvaro Cunqueiro, Galicia Sur Health Research Institute, Servizo Galego de Saúde-Universidade de Vigo, Vigo, Spain (L.E.M.A.); the Division of Gastroenterology and Hepatology, Department of Internal Medicine, Taichung Veterans General Hospital (S.-S.Y.), and the Center for Digestive Medicine, Department of Internal Medicine, China Medical University Hospital, China Medical University (C.-Y.P.), Taichung, the Department of Internal Medicine, Changhua Christian Hospital, Changhua (W.-W.S.), Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung (W.-L.C.), and National Taiwan University Hospital, Taipei (J.-H.K.) - all in Taiwan; the Department of Internal Medicine, Hallym University College of Medicine, Chuncheon, South Korea (D.J.K.); the HIV Netherlands Australia Thailand Research Collaboration, Thai Red Cross AIDS Research Center and the Center of Excellence in Tuberculosis, Faculty of Medicine, Chulalongkorn University, Bangkok (A.A.), and the Department of Internal Medicine, Faculty of Medicine, Chiang Mai University, Chiang Mai (A.L.) - both in Thailand; Université de Paris-Cité, Department of Hepatology, Assistance Publique-Hôpitaux de Paris, Hôpital Beaujon, Centre de Recherche sur l'Inflammation, INSERM Unité Mixte de Recherche 1149, Paris (T.A.); F. Hoffmann-La Roche, Basel, Switzerland (F. Canducci, M.T.C., F. Chughlay, K.G., N.G., P.K., R.K., M.T.); Roche Products, Welwyn Garden City (S.D., V.P., B.S., R.U., C.W.), and ID Pharma Consultancy, Yelverton (C.W.) - both in the United Kingdom; Enthera Pharmaceuticals, Milan (F. Canducci); Parexel International, Hyderabad, India (A.P.); and the New Zealand Liver Transplant Unit, Auckland City Hospital, Auckland, New Zealand (E.G.).

Background: Xalnesiran, a small interfering RNA molecule that targets a conserved region of the hepatitis B virus (HBV) genome and silences multiple HBV transcripts, may have efficacy, with or without an immunomodulator, in patients with chronic HBV infection.

Methods: We conducted a phase 2, multicenter, randomized, controlled, adaptive, open-label platform trial that included the evaluation of 48 weeks of treatment with xalnesiran at a dose of 100 mg (group 1), xalnesiran at a dose of 200 mg (group 2), xalnesiran at a dose of 200 mg plus 150 mg of ruzotolimod (group 3), xalnesiran at a dose of 200 mg plus 180 μg of pegylated interferon alfa-2a (group 4), or a nucleoside or nucleotide analogue (NA) alone (group 5) in participants with chronic HBV infection who had virologic suppression with NA therapy. The primary efficacy end point was hepatitis B surface antigen (HBsAg) loss (HBsAg level, <0.

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Binding of to dystrophin impairs the membrane trafficking of Nav1.5 protein and increases ventricular arrhythmia susceptibility.

Elife

January 2025

Department of Pharmacology (The Key Laboratory of Cardiovascular Research, Ministry of Education) at College of Pharmacy, Harbin Medical University, Harbin, China.

Dystrophin is a critical interacting protein of Nav1.5 that determines its membrane anchoring in cardiomyocytes. Long noncoding RNAs (lncRNAs) are involved in the regulation of cardiac ion channels, while their influence on sodium channels remains unexplored.

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Variables associated with cognitive function: an exposome-wide and mendelian randomization analysis.

Alzheimers Res Ther

January 2025

Department of Neurology, Institute of Neurology, State Key Laboratory of Medical Neurobiology and MOE Frontier Center for Brain Science, Shanghai Medical College, Huashan Hospital, Fudan University, 12th Wulumuqi Zhong Road, Shanghai, 200040, China.

Background: Evidence indicates that cognitive function is influenced by potential environmental factors. We aimed to determine the variables influencing cognitive function.

Methods: Our study included 164,463 non-demented adults (89,644 [54.

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Engaging dystonia networks with subthalamic stimulation.

Proc Natl Acad Sci U S A

January 2025

Center for Brain Circuit Therapeutics, Department of Neurology, Brigham & Women's Hospital, Harvard Medical School, Boston, MA 02115.

Deep brain stimulation is an efficacious treatment for dystonia. While the internal pallidum serves as the primary target, recently, stimulation of the subthalamic nucleus (STN) has been investigated. However, optimal targeting within this structure and its surroundings have not been studied in depth.

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Subcutaneous (SC) rituximab has demonstrated advantages over intravenous (IV) administration; however, insufficient data exist on its use with cyclophosphamide, doxorubicin, vincristine, and prednisone (R-CHOP) in Chinese patients with diffuse large B-cell lymphoma (DLBCL). This multicenter, phase II, randomized, controlled study was conducted across China between February 2021 and October 2022. Fifty adult patients with previously untreated CD20-positive DLBCL were randomized to receive one cycle of IV rituximab and seven cycles of SC rituximab (R-CHOP;  = 26), or eight cycles of IV rituximab (R-CHOP;  = 24), combined with six or eight cycles of CHOP.

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DNA Self-Assembly Generated by Aptamer-Triggered Rolling Circle Amplification Cascades for Profiling Colorectal Cancer-Derived Small Extracellular Vesicles.

ACS Nano

January 2025

Zhejiang Cancer Hospital, Key Laboratory of Zhejiang Province for Aptamers and Theranostics, Hangzhou Institute of Medicine (HIM), Chinese Academy of Sciences, Hangzhou, Zhejiang 310022, P. R. China.

The analysis of small extracellular vesicles (sEVs) has shown clinical significance in early cancer diagnostics and considerable potential in prognostic assessment and therapeutic monitoring, offering possibilities for precise clinical intervention. Despite recent diagnostic progress based on blood-derived sEVs, the inability to specifically profile multiple parameters of sEVs proteins has hampered advancement in clinical applications. Herein, we report an approach to profile colorectal cancer (CRC)-derived sEVs by using multiaptamer-triggered rolling circle amplification (RCA) cascades.

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Using Large Language Models to Assist Antimicrobial Resistance Policy Development: Integrating the Environment into Health Protection Planning.

Environ Sci Technol

January 2025

Key Laboratory of Urban Environment and Health, Ningbo Observation and Research Station, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, Peoples R China.

Increasing antimicrobial resistance (AMR) poses a substantial threat to global health and economies, which has led many countries and regions to develop AMR National Action Plans (NAPs). However, inadequate logistical capacity, funding, and essential information can hinder NAP policymaking, especially in low-to-middle-income countries (LMICs). Therefore, major gaps exist between aspirations and actions, such as fully operationalized environmental AMR surveillance programs in NAPs.

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The prevalence of drug-resistant bacteria is a major challenge throughout the world, especially with respect to Gram-negative bacteria, such as drug-resistant , which are regarded as the greatest bacterial threat to human health by the World Health Organization (WHO). In this work, 1,3,4-thiadiazole was introduced into the main skeleton of the classical peptidomimetic peptide deformylase (PDF) inhibitor in pursuit of highly efficient and broad-spectrum bacteriostatic drugs. Upon detailed structure-activity relationship study, PDF inhibitors that possess satisfactory activity against both Gram-positive and Gram-negative bacteria as well as a lower potential for methemoglobin toxicity were screened out.

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Plasma Interleukin-35 Levels Predict the Prognosis in Patients with HBV-Related Acute-on-Chronic Liver Failure.

Viruses

December 2024

Department of Infection and Immunity, Shanghai Public Health Clinical Center, Fudan University, Shanghai 201508, China.

This study aimed to investigate the impact of IL-35 on the prognosis of patients with HBV-ACLF. We recruited 69 patients with HBV-ACLF, 20 patients with chronic hepatitis B (CHB), 17 patients with liver cirrhosis (LC), and 20 healthy controls (HCs) from a regional infectious disease treatment center in China. Plasma levels of IL-35 at baseline were detected using ELISA.

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Rapidly Manufactured CAR-T with Conserved Cell Stemness and Distinctive Cytokine-Secreting Profile Shows Improved Anti-Tumor Efficacy.

Vaccines (Basel)

November 2024

Department of R&D, Shanghai HRAIN Biotechnology Co., Ltd., 1238 Zhangjiang Road, Pudong, Shanghai 201210, China.

The emergence of chimeric antigen receptor T-cell (CAR-T) immunotherapy holds great promise in treating hematologic malignancies. While advancements in CAR design have enhanced therapeutic efficacy, the time-consuming manufacturing process has not been improved in the commercial production of CAR-T cells. In this study, we developed a "DASH CAR-T" process to manufacture CAR-T cells in 72 h and found the excelling anti-tumor efficacy of DASH CAR-T cells over conventionally manufactured CAR-T cells.

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Despite the accuracy and robustness attained in the field of object tracking, algorithms based on Siamese neural networks often over-rely on information from the initial frame, neglecting necessary updates to the template; furthermore, in prolonged tracking situations, such methodologies encounter challenges in efficiently addressing issues such as complete occlusion or instances where the target exits the frame. To tackle these issues, this study enhances the SiamRPN algorithm by integrating the convolutional block attention module (CBAM), which enhances spatial channel attention. Additionally, it integrates the kernelized correlation filters (KCFs) for enhanced feature template representation.

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Frequency-modulated continuous-wave (FMCW) radar is used to extract range and velocity information from the beat signal. However, the traditional joint range-velocity estimation algorithms often experience significant performances degradation under low signal-to-noise ratio (SNR) conditions. To address this issue, this paper proposes a novel approach utilizing the complementary ensemble empirical mode decomposition (CEEMD) combined with singular value decomposition (SVD) to reconstruct the beat signal prior to applying the FFT-Root-MUSIC algorithm for joint range and velocity estimation.

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Semantically-Enhanced Feature Extraction with CLIP and Transformer Networks for Driver Fatigue Detection.

Sensors (Basel)

December 2024

Department of Computer Science and Software Engineering, Concordia University, Montreal, QC H3G 1M8, Canada.

Drowsy driving is a leading cause of commercial vehicle traffic crashes. The trend is to train fatigue detection models using deep neural networks on driver video data, but challenges remain in coarse and incomplete high-level feature extraction and network architecture optimization. This paper pioneers the use of the CLIP (Contrastive Language-Image Pre-training) model for fatigue detection.

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