Publications by authors named "Heng Zhu"

This study, based on the criteria of "inclusiveness," "sustainability," and "internal-external structural coordination," establishes an evaluative framework for appraising the high-quality development of the insurance sector. It systematically gauges the overarching high-quality developmental status of China's insurance industry across regions. Employing non-parametric kernel density estimation, the Standard Deviation Ellipse, and spatial Markov chain, the investigation dynamically scrutinizes the national landscape of high-quality evolution within the insurance sector over the temporal spectrum.

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Objective: To establish an cell model simulating acute graft-versus-host disease (aGVHD) bone marrow microenvironment injury with the advantage of mouse serum of aGVHD model and explore the effect of serum of aGVHD mouse on the adipogenic differentiation ability of mesenchymal stem cells (MSCs).

Methods: The 6-8-week-old C57BL/6N female mice and BALB/c female mice were used as the donor and recipient mice of the aGVHD model, respectively. Bone marrow transplantation (BMT) mouse model (=20) was established by being injected with bone marrow cells (1×10 per mouse) from donor mice within 4-6 hours after receiving a lethal dose (8.

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Objective: To investigate the effects and underlying mechanism of ionizing radiation on the adipogenic of mesenchymal stem cells (MSCs).

Methods: Mouse MSCs were cultured in vitro and treated with 2 Gy and 6 Gy radiation with Co, and the radiation dose rate was 0.98 Gy/min.

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Animal venoms, distinguished by their unique structural features and potent bioactivities, represent a vast and relatively untapped reservoir of therapeutic molecules. However, limitations associated with comprehensively constructing and expressing highly complex venom and venom-like molecule libraries have precluded their therapeutic evaluation via high-throughput screening. Here, we developed an innovative computational approach to design a highly diverse library of animal venoms and "metavenoms".

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Mesenchymal stem cells (MSC) possess unique immunomodulatory properties and have enormous potential in the treatment of graft-versus-host disease (GVHD). However, the low implantation and survival rates of MSC in vivo, coupled with their weak immunosuppressive functions, have resulted in unstable clinical efficacy in the treatment of GVHD. Preconditioning of MSC with hypoxia, active molecules and gene modification can enhance the function of MSC and improve the implantation rate, survival rate and therapeutic effect of MSC.

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Article Synopsis
  • The study aimed to prepare antioxidant-capable mesenchymal stem cells (AO-MSC) from human umbilical cords and assess their biological properties.
  • The AO-MSC were isolated using a method that involved allowing tissue debris to adhere to the culture surface, while control cells were obtained through traditional collagenase digestion.
  • Results demonstrated that AO-MSC displayed higher levels of antioxidant substances and good self-renewal ability, but had a weaker capacity for adipogenic and osteogenic differentiation compared to conventional MSC.
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Alzheimer's disease (AD) is a progressive neurodegenerative disorder with profound global impact. While genome-wide association studies (GWAS) have revealed genomic variants linked to AD, their translational impact has been limited due to challenges in interpreting the identified genetic associations. To address this challenge, we have devised a novel approach termed transcription factor-wide association studies (TF-WAS).

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  • * In this study, researchers utilized in-situ Raman spectroscopy and differential electrochemical mass spectroscopy to discover that the main formation of HO occurs through the coupling of two CO intermediates, with 93% of HO produced this way.
  • * They also demonstrated a flow cell setup that combines a commercial cathode catalyst for oxygen reduction with an anode, achieving a Faradaic efficiency of 150% for HO production at a cell voltage of 2.3V at 1 A/cm.
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The progression of hepatocellular carcinoma (HCC) is influenced by disrupted metabolic processes, presenting challenges in prognostic outcomes. Hepatocellular carcinoma (HCC), a leading cause of cancer-related mortality, is closely associated with metabolic reprogramming and stem cell-like properties in liver cancer stem cells (LCSCs). This study explored the potential molecular mechanisms by which tLyP-1-modified extracellular vesicles (EVs) delivering CTCF shRNA (tLyp-1-EV-shCTCF) regulate mitochondrial DNA methylation-induced glycolytic metabolic reprogramming and LCSC self-renewal.

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Animal venoms, distinguished by their unique structural features and potent bioactivities, represent a vast and relatively untapped reservoir of therapeutic molecules. However, limitations associated with extracting or expressing large numbers of individual venoms and venom-like molecules have precluded their therapeutic evaluation via high throughput screening. Here, we developed an innovative computational approach to design a highly diverse library of animal venoms and "metavenoms".

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Tongxinluo, a traditional Chinese medicine compound, has shown promise in improving outcomes for patients with ST-segment elevation myocardial infarction (STEMI). This randomized, double-blind, placebo-controlled trial investigated the efficacy of Tongxinluo in reducing major adverse cardiac and cerebrovascular events (MACCEs) in STEMI patients. The study enrolled 3777 patients from 124 hospitals in China, all of whom received standard STEMI treatments in addition to either Tongxinluo or placebo for 12 months.

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Article Synopsis
  • The study aimed to create a mesenchymal stem cell (MSC) model to assess acute graft-versus-host disease (aGVHD) in mice, using specific strains as both donors and recipients.
  • Female C57BL/6N mice provided bone marrow and lymphocytes, while BALB/c mice were exposed to lethal radiation and then injected with these cells to form a bone marrow transplantation model.
  • Results indicated that aGVHD significantly impaired the colony-forming ability of MSCs when cultured with serum from aGVHD mice compared to the bone marrow transplantation group, demonstrating the model's effectiveness in mimicking bone marrow microenvironment damage.
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Background: The widespread involvement of tumor-infiltrating B cells highlights their potential role in tumor behavior. However, B cell heterogeneity in PDAC remains unexplored. Studying TIL-Bs in PDAC aims to identify new treatment strategies.

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Evaluating environmental flow (EF) is pivotal for conserving and restoring riverine ecosystems. Yet, prevalent EF evaluations presume that a river reach's hydraulic conditions are exclusively governed by inflow discharge, presupposing a state of equilibrium in the river channel. This presumption narrows the scope of EF evaluations in expansive alluvial rivers like the Middle Yangtze River (MYR), characterized by marked channel alterations.

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Dredging wastewater discharge is a significant environmental concern for mariculture near mangrove ecosystems. However, little attention has been paid to its effects on the soil physical-chemical properties and enzyme activities in mangrove habitats. This study compared the soil physical-chemical properties and enzyme activities in the polluted area that received dredging wastewater from a shrimp pond with those in the control area without wastewater to explore the effects of wastewater discharge on the soil physical-chemical properties and enzyme activities.

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Dredging wastewater (DW) from aquaculture ponds is a major disturbance factor in mangrove management, and its effects on the greenhouse gas (GHG) fluxes from mangrove sediment remain controversial. In this study, we investigated GHG (NO, CH, and CO) fluxes from mangrove sediment at typical aquaculture pond-mangrove sites that were stimulated by DW discharged for different input histories and from different farm types. The GHG fluxes exhibited differing cumulative effects with increasing periods of DW input.

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Skeletal stem cells (SSC) have gained attentions as candidates for the treatment of osteoarthritis due to their osteochondrogenic capacity. However, the immunomodulatory properties of SSC, especially under delivery operations, have been largely ignored. In the study, we found that Pdpn and Grem1 SSC subpopulations owned immunoregulatory potential, and the single-cell RNA sequencing (scRNA-seq) data suggested that the mechanical activation of microgel carriers on SSC induced the generation of PdpnGrem1Ptgs2 SSC subpopulation, which was potent at suppressing macrophage inflammation.

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Recent investigations have shown that the necroptosis of tissue cells in joints is important in the development of osteoarthritis (OA). This study aimed to investigate the potential effects of exogenous skeletal stem cells (SSCs) on the necroptosis of subchondral osteoblasts in OA. Human SSCs and subchondral osteoblasts isolated from human tibia plateaus were used for Western blotting, real-time PCR, RNA sequencing, gene editing, and necroptosis detection assays.

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Article Synopsis
  • The study examined livers from 45 patients with severe alcoholic hepatitis (SAH) and found high levels of IgG and IgA antibodies linked to liver cell damage.
  • Antibodies extracted from SAH livers showed the ability to kill liver cells and recognized specific human proteins not found in healthy livers or livers affected by other diseases.
  • The research identified cross-reacting autoantibodies in SAH that target common cellular components, which is unique compared to antibodies from livers with other conditions.
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The combined influences of species selection (Avicennia marina, Kandelia obovata) and site elevation (BSL site, below local mean sea level; ASL site, above local mean sea level) on the greenhouse gas fluxes (nitrous oxide (NO), methane (CH) and carbon dioxide (CO)) from restored mangrove soils are investigated in this study. Compared with the A. marina forest, soils in the K.

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Drug-induced liver injury (DILI) is a widespread and harmful disease, and is closely linked to acute endoplasmic reticulum (ER) stress. Previous reports have shown that acute ER stress can suppress hepatic gluconeogenesis and even leads to hypoglycemia. However, the mechanism is still unclear.

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Photothermal catalysis, which combines light promotion and thermal activation, is a promising approach for converting CO into fuels. However, the development of photothermal catalysts with effective light-to-heat conversion, strong charge transfer ability, and suitable active sites remains a challenge. Herein, the photothermal effect- and interfacial N-Ni/Ta-O bond-modulated heterostructure composed of oxygen vacancy-rich NiO and TaN was rationally fabricated for efficient photothermal catalytic CO reduction.

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Hematopoietic stem cell transplantation (HSCT) is one of the effective options for the treatment of irradiation-induced injury on hematopoiesis, malignant hematological diseases, and numerous benign severe hematopathy. However, the cellular composition of the graft for HSCT, as well as the significant events of transplanted HSCs in receipients including HSC homing, engraftment, differentiation, remains to be further elucidated. In recent years, with advances in single-cell techniques, the hematopoiesis has been decoding at single cell scale.

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Chronic pain is a significant public health issue that is often refractory to existing therapies. Here we use a multiomic approach to identify cis-regulatory elements that show differential chromatin accessibility and reveal transcription factor (TF) binding motifs with functional regulation in the rat dorsal root ganglion (DRG), which contain cell bodies of primary sensory neurons, after nerve injury. We integrated RNA-seq to understand how differential chromatin accessibility after nerve injury may influence gene expression.

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Article Synopsis
  • - The study investigates the potential of articular cartilage stem cells (ACSCs) in treating osteoarthritis (OA) by isolating these cells from diseased joints and evaluating their effects on joint health in rat models.
  • - ACSCs demonstrated significant stem cell-like properties and improved joint conditions in OA rats, notably reducing abnormal bone remodeling after injection into the knee joints.
  • - The results indicate that ACSCs inhibit the formation of osteoclasts (bone-resorbing cells) in the osteoarthritis context, mediated by specific proteins which contribute to joint healing and improved bone structure.
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