Publications by authors named "Tian Lei"

In recent decades, immunotherapy with chimeric antigen receptors (CAR) has revolutionized cancer treatment and given hope where other cancer therapies have failed. CAR-NK cells are NK cells that have been engineered ex vivo with a CAR on the cell membrane with high specificity for specific target antigens of tumor cells. The impressive results of several studies suggest that CAR-NK cell therapy has significant potential and successful performance in cancer treatment.

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In this study, we present a comprehensive peptidomic atlas of 13 maize tissues, covering both vegetative and reproductive phases. Using a three-frame translation of canonical coding sequences, we identified 6100 nonredundant endogenous peptides, significantly expanding the known plant peptide repertoire. By integrating peptidomic coexpression profiles with previously reported proteomic profiles, we found that the peptide abundance did not consistently correlate with the abundance of their source proteins, suggesting the presence of complex regulatory mechanisms.

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Introduction: Pulmonary hypertension (PH) is a progressive and life-threatening condition. Recent research has demonstrated that exosomes derived from mesenchymal stem cells (MSC) exhibit significant therapeutic potential in the treatment of PH. The composition of these exosomes is often substantially influenced by the characteristics of their parental cells.

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Early noninvasive and rapid screening for colorectal cancer critically influences treatment outcomes. Breath testing, as an emerging screening technology, allows for noninvasive and convenient screening for different biomarkers and is a reliable screening method for various diseases. In this study, a meta-analysis of the accuracy and current status of volatile organic compounds present in exhaled breath for colorectal cancer detection was performed.

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is the most famous flavor in China, and its characteristic style is closely related to used in fermentation. However, there are few reports about the difference of quality between seasonal variations. In this study, precipitation and temperature drove changes in microbial communities that resulted in differences in the flavor of produced in different seasons.

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Immune checkpoint-based immunotherapy has shown limited efficacy in the treatment of ovarian cancer. In recent years, the emergence of immune checkpoint co-targeting therapies, led by the combination targeting of TIGIT and FAK, has shown promise in ovarian cancer treatment. Our preliminary research indicates that TIGIT is predominantly expressed in regulatory T cells during ovarian cancer.

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Objective: The senescence of smooth muscle is one of the independent risk factors in atherosclerosis progression in which the vascular inflammation plays an important role on vascular dysfunction. This study is designed to explore the novel vascular aging biomarkers and screen the potential molecular interventional targets through bioinformatic analysis.

Results: Transcriptional analysis was conducted based on the GSE16487 open access database, which included 15 human vascular tissue samples from two groups: young group (≤ 60 years old, n = 8) and aged group (≥ 75 years old, n = 7).

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Eriodictyol is a flavanone compound commonly found in several edible plants. Ultrasound-assisted extraction and high-performance liquid chromatography (HPLC) are commonly used methods for the separation and analysis of eriodictyol. Many studies show that some micro-organisms can produce eriodictyol as a host.

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The purpose of this study was to investigate the effect of bimaxillary surgery on smile characteristics, including smile line, smile arc, smile index (SI), most posterior teeth displayed(MPTD), buccal corridor ratio (BCR), and smile symmetry. The study consisted of 87 patients with dentofacial deformity: Class II (30 patients), Class III (37 patients), and asymmetry (20 patients). Pearson's chi-squared test and ANOVA were used to analyze the differences in smile characteristics across the preoperative groups.

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Traditional Chinese Medicine (TCM) has demonstrated promising efficacy in managing and preventing the early‑stage diabetic nephropathy (DN). Although the exact mechanisms remain elusive, clinical evidence has suggested that Jinlida granules (JLD) are beneficial in improving renal function among patients with DN. The present study aimed to elucidate the effect of JLD on DN and the underlying molecular mechanism.

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Medication-related osteonecrosis of the jaw (MRONJ) is a side effect that occurs after treatment for systemic diseases. However, most institutions currently rely on empirical methods to make diagnosis and treatment plans, and there is a lack of consensus or guidelines for the classification, staging and treatment of MRONJ in China. To address this gap and improve prognosis, an expert panel representing 11 renowned domestic medical colleges and affiliated hospitals in China was convened.

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Nanoplastics, as environmental contaminants, are thought to have irreversible impacts on the developing brains of infants and early children; however, the degree of the effects and the mechanisms of damage are unknown. In this study, spatial transcriptomics was used to investigate changes in the hippocampal region of rats descended from maternal exposure to polystyrene nanoplastics (PS-NPs), and the transcriptomes of each spot were sequenced, allowing us to visualize the hippocampus's transcriptional landscape as well as clarify the gene expression profiles of each cell type. Spatial transcriptomics was used to explore changes in the hippocampus region of rats exposed to PS-NPs during brain formation and maturation.

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In this study, an electroluminescent (ECL) aptasensor that could efficiently and sensitively detect acetamiprid (ACE) in vegetables was constructed based on an exonuclease-assisted target cycling amplification strategy. Bimetallic RuZn-based metal-organic framework (RuZn-MOF), nucleic acid exonuclease VII (Exo VII) and tetrahedral DNA nanostructure (TDN) were used as constituent materials. First, RuZn-MOF was a substrate material with good luminescence performance and was synthesized by a hydrothermal method.

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Article Synopsis
  • Corneal Fluorescence Staining (CFS) imaging is used to assess damage to the corneal epithelium, and automating the grading of these images can improve diagnostic accuracy by reducing subjectivity.
  • Existing methods often overlook the spatial relationships between stained areas, which can hinder the assessment of corneal injuries.
  • This study presents a three-stage automatic model that integrates topological features and multi-scale analysis to improve the grading process, resulting in better accuracy and insights into corneal epithelial damage.
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Objectives: This study investigated the influencing factors of exercise systolic blood pressure response (ESBPR) by cardiopulmonary exercise test (CPX) in nonalcoholic fatty liver disease (NAFLD) in people aged 40-60 years.

Methods: A total of 603 adults were enrolled in this study. The inclusion criteria of this cross-sectional study were adults who underwent health checks and CPX.

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Article Synopsis
  • The study investigates how dextran solutions and corneal collagen crosslinking (CXL) affect the biomechanics of the cornea using Corvis ST technology, utilizing 40 porcine eyes as subjects.
  • Two concentrations of dextran (2% and 20%) were tested, revealing that higher dextran concentration altered corneal elasticity and stiffness, with significant changes observed after CXL treatment.
  • Results indicate that both dextran and CXL affect corneal biomechanical properties, suggesting that dextran concentration can influence CXL effectiveness, and the stiffness parameter SP-A1 could serve as a useful evaluation metric for CXL.
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Air pollution is a significant concern for human health, particularly in relation to cardiovascular damage. Currently, the precise mechanisms underlying myocardial tissue injury induced by air pollution remain to be fully elucidated. Oil mist particulate matter (OMPM) is a key environmental factor that has been linked to increased mortality from cardiovascular diseases.

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(MP) is a common etiological agent of community-acquired pneumonia. However, there has been an increasing incidence of macrolide-unresponsive pneumonia (MUMPP) in recent years. The treatment of MUMPP requires further investigation.

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Aims: The purpose of this study was to explore impacts of different combinations of co-fermentation plant growth-promoting rhizobacteria (PGPR) broth on the growth and yield of pepper.

Methods And Results: The effects of co-fermentation broth containing a random combination of two PGPR strains on the growth of pepper were analyzed. All inoculation treatments promoted growth, yield, and quality of peppers.

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Viable pathogen-laden droplets of consistent quality are essential for reliably assessing the protection offered by facemasks against airborne infections. We identified a significant gap in guidance within standardized tests for evaluating the filtration efficiencies of facemask materials using viable bacteria-laden aerosol droplets. An aerosol platform, built according to the American Society for Testing and Materials standard F2101-19, was used to validate and standardize facemask filtration test procedures.

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Purpose: The optimal strategy for detecting central nervous system infections (CNSI) in cerebrospinal fluid (CSF) samples remains unclear.

Methods: In a one-year, multicenter retrospective study, we examined the efficacy of metagenomic next-generation sequencing (mNGS) in comparison to conventional pathogen diagnostic techniques for CSF in diagnosing CNSI. We calculated the sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV), and Youden index for each diagnostic approach.

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This study examines the kinetic origins of the temperature dependence of photoelectrochemical water oxidation on nanostructured titania photoanodes. We observe that the photocurrent is enhanced at 50 °C relative to 20 °C, with this enhancement being most pronounced (by up to 70%) at low anodic potentials (<+0.6 V vs RHE).

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The electron transfer process (ETP) is able to avoid the redox cycling of catalysts by capturing electrons from contaminants directly. However, the ETP usually leads to the formation of oligomers and the reduction of oxidants to anions. Herein, the charge-confined Fe single-atom catalyst (Fe/SCN) with Fe-NS configuration was designed to achieve ETP-mediated contaminant activation of the oxidant by limiting the number of electrons gained by the oxidant to generate O.

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Proprotein convertase subtilisin/kexin type 9 (PCSK9) increases plasma low-density lipoprotein-cholesterol (LDL-C) by decreasing the expression of the LDL-receptor on hepatic cells. Ongericimab (JS002) is a novel PCSK9 monoclonal antibody that exhibits a long-acting LDL-C lowering effect by exclusively inhibiting PCSK9 in pre-clinical studies. Two randomized, double-blind, placebo-controlled trials were conducted to evaluate the safety, tolerability, efficacy, immunogenicity, pharmacokinetic, and pharmacodynamic profiles of ongericimab in healthy subjects and patients with hypercholesterolemia.

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The study is investigating the mechanism of therapeutics of "Zishen Huayu Fang" in the adhesions of intrauterine. Pharmacology systems have been employed as active ingredients of 131 compounds like Luteolin, Quercetin and Kaempferol in this research study in a combination of other compounds to prove the efficacy of the Zishen Huayu Fang in the treatment of adhesions inside the uterus. The study aims to understand how the ingredients in "Zishen Huayu Fang" interact with the body, particularly how they can assist in the prevention, mitigation and elimination of adhesions inside the uterus.

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