Publications by authors named "Si-Qi Wang"

Objective: To explore the prognostic value of preoperative hematological indicators for prostate cancer (PCa) patients with laparoscopic radical prostatectomy (LRP) and construct a nomogram prediction model based on hematological indicators and clinicopathological characteristics.

Method: PCa patients who underwent LRP in Beijing Chaoyang Hospital from January 2017 to December 2022 were retrospectively analyzed. Clinicopathological data and blood indicators, including the neutrophil-to-lymphocyte ratio (NLR), platelet-to-lymphocyte ratio (PLR), lymphocyte-to-monocyte ratio (LMR), red blood cell distribution width (RDW), prognosis nutritional index were compared between non-recurrence and recurrence groups.

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To evaluate the feasibility and diagnostic accuracy of indocyanine green (ICG)-guided pelvic lymph node dissection (PLND) during laparoscopic radical prostatectomy, and compare the lymph node detection rate and 3-year biochemical recurrence (BCR) rate between PLND and ICG-guided PLND. Sixty-eight patients were randomly divided into intervention and control groups (1:1). The intervention group underwent standard pelvic lymph node dissection (sPLND) and fluorescent visible sentinel lymph node dissection (SLND) after an ultrasound-guided injection of ICG (25 mg), while the control group received sPLND without ICG injection.

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Background: Acute liver failure (ALF), characterized by inflammation-mediated hepatocyte dysfunction, poses a significant global health burden. Although neutrophils and macrophages are central to driving inflammatory responses in ALF, the molecular mechanisms governing IL-36-driven inflammation in toll-like receptor 3 (TLR3)-mediated NETosis and macrophage activation remain poorly understood. This study systematically delineates wherein TLR3 activation induces IL-36 hyperactivation and NETosis, which cooperatively trigger macrophage activation to accelerate ALF progression.

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Alcoholic steatohepatitis (ASH) represents excessive lipid accumulation and inflammatory infiltration in the spectrum of alcohol-associated liver diseases (ALDs). Unfortunately, currently, there are no FDA-approved drugs for the treatment of ASH. Thus, this study was aimed at demonstrating the practicability of β-caryophyllene (BCP), an FDA-approved food flavoring agent, against ASH and exploring its underlying mechanisms related to lipid metabolism regulation and inflammation.

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NORHA, a long non-coding RNA (lncRNA), serves as a key inducer of follicular atresia in sows by triggering granulosa cells (GCs) apoptosis. However, its regulation by N6-methyladenosine (m6A)-the most abundant RNA modification-remains unresolved. This study identified NORHA as a functional target of the m6A reader HNRNPA2B1 in sow GCs (sGCs).

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Purpose: This pilot study aimed to explore the necessity for 47,XYY syndrome males (couples) to perform PGT rather than conventional In Vitro Fertilization (IVF)/Intracytoplasmic Sperm Injection (ICSI) cycles.

Methods: A retrospective cohort study was conducted with 36 nonmosaic and mosaic 47,XYY syndrome patients (couples) undergoing 43 oocyte retrieval cycles (37 planned for PGT and 6 for IVF/ICSI) between December 2017 and December 2023. The couples were given either next-generation sequencing-based PGT or conventional IVF/ICSI followed by 45 embryo transfer (ET) cycles (38 from PGT and 7 from IVF/ICSI).

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Liver fibrosis resulting from severe liver damage is a major clinical problem for which effective pharmacological drugs and treatment strategies are lacking. TGF-β, a hallmark of liver fibrosis, has been shown to promote ALK5 phosphorylation in an activated state. Hence, the suppression of ALK5 signal transduction has emerged as a promising therapeutic strategy for the treatment of liver fibrosis.

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Ovarian cancer ranks first lethally among gynecological malignancies. Platinum-based chemotherapy constitutes the first-line therapeutic regime. However, primary or acquired resistance seriously affects the survival rate of patients with ovarian cancer.

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The pathology of urticaria is complex. Recently, researchers have widely focused on the role that the coagulation/fibrinolysis system plays in the pathology of urticaria. The potential of coagulation/fibrinolysis biomarkers as disease severity or treatment response biomarkers remains uncertain, lacking comprehensive analysis in previous studies.

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Ethnopharmacological Relevance: Diabetic osteoporosis (DOP) is a complication of diabetes characterized by reduced bone mass and increased fracture risk. Shudihuang (Rehmanniae Radix Praeparata, RR) and Shanzhuyu (Corni Fructus, CF) form a classical herb pair known as RR-CF in traditional Chinese medicine (TCM) for nourishing Yin and tonifying the kidney, and have long been used for the treatment of diabetes and OP in TCM clinical practise. However, the potential mechanism underlying the preventive and therapeutic effects of RR-CF on DOP has not been clarified.

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It remains a long-standing challenge for chemical recycling of polyhydroxyalkanoates (PHAs) to propiolactone-based monomers due to the high ring strain and many inevitable side reactions. In this contribution, a novel α-spiro-cyclohexyl-propiolactone (SHPL) has been designed with high reactivity toward ring-opening polymerization even at a catalyst loading of <1 ppm. The resulting poly(3-hydroxy-2-spiro-cyclohexylpropionate) (P3HSHP) exhibited high thermal stability with a of 364 °C and a high of 272 °C.

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Accurately predicting pathological complete response (pCR) to neoadjuvant treatment (NAT) in breast cancer remains challenging due to tumor heterogeneity. This study enrolled 2279 patients across 12 centers and develops a novel multi-modality model integrating longitudinal magnetic resonance imaging (MRI) spatial habitat radiomics, transcriptomics, and single-cell RNA sequencing for predicting pCR. By analyzing tumor subregions on multi-timepoint MRI, the model captures dynamic intra-tumoral heterogeneity during NAT.

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Objective: Numerous studies have investigated conservative treatments for GTPS. However, there remains a lack of comparative analyses among treatment modalities, making it challenging to formulate the optimal conservative treatment strategy. This study aimed to compare conservative treatments for greater trochanteric pain syndrome (GTPS) in terms of their effectiveness in relieving pain and improving functional outcomes.

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p-Phenylenediamines (PPDs) are widely used as antioxidants in numerous rubber products to prevent or delay oxidation and corrosion. However, their derived quinones (PPD-Qs), generated through reactions with ozone, are ubiquitous in the environment and raise significant health and toxicity concerns. This review summarizes the current state of knowledge on environmental distribution and fate, human exposure, and biological toxicity of PPDs and PPD-Qs, and makes recommendations for future research directions.

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Objectives: to construct a prediction model for clinically significant prostate cancer (csPCa) based on prostate-specific antigen (PSA) levels, digital rectal examination (DRE), and transrectal ultrasonography (TRUS).

Methods: We retrospectively analysed 1196 Asian patients who underwent transrectal ultrasound-guided biopsy (TRUSB) between June 2000 and February 2023. Patients were randomly divided into a training set of 837 cases (70%) and a validation set of 359 patients (30%).

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This study aims to identify novel loci associated with sarcopenia-related traits in UK Biobank (UKB) through multi-trait genome-wide analysis. To identify novel loci associated with sarcopenia, we integrated the genome-wide association studies (GWAS) of usual walking pace (UWP) and hand grip strength (HGS) to conduct a joint association study known as multi-trait analysis of GWAS (MTAG). We performed a transcriptome-wide association study (TWAS) to analyze the results of MTAG in relation to mRNA expression data for genes identified in skeletal muscle.

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Article Synopsis
  • Environmental tobacco smoke (ETS), which includes second-hand (SHS) and third-hand smoke (THS), poses significant health risks, particularly for non-smokers and children who have higher exposure levels.
  • The study analyzed tobacco-specific nitrosamines (TSNAs) from SHS and THS in a controlled room, finding differences in their concentration and distribution due to various factors like air exchange and particle deposition.
  • The research highlighted that even limited exposure to THS leads to a concerning lifetime cancer risk, indicating the need for stronger smoke-free policies to mitigate health risks from ETS.
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Article Synopsis
  • Successfully reconstructed and analyzed the mitochondrial and plastid genomes of two Rhododendron species, revealing structural differences and adaptations.
  • The mitogenome of R. vialii forms a single circular molecule, while the plastomes maintain a typical structure with elongated inverted repeats.
  • Highlighted the role of evolutionary lineage over altitude in influencing codon usage and identified genes related to positive selection in high-altitude adaptations, providing insights into organelle evolutionary strategies.
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  • The paper discusses the method of chemical exchange saturation transfer (CEST) and how it uses Z-spectra for evaluating different contributions to the CEST signal.
  • It introduces a new R-line-fit method for quantitatively separating the CEST effects based on specific parameters like solute concentration and exchange rates.
  • The findings include successful R imaging of various molecules (Amide, Guanidino, NOE, and MT) to better understand how CEST effects depend on exchange rates and other parameters.
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Article Synopsis
  • Rhododendron nivale subsp. boreale is an important alpine species that thrives at high altitudes and can help scientists understand plant adaptations in extreme environments.
  • Researchers sequenced this plant's genome, discovering its tetraploid structure and identifying over 127,000 protein-coding genes, which provides valuable genomic resources for future studies.
  • The study highlighted that gene expression varies across alleles, revealing adaptations related to stress response and reproduction that contribute to the plant's success in its challenging mountain habitat.
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Despite the observed decrease in liver fat associated with metabolic-associated fatty liver disease (MAFLD) in mice following fecal microbiota transplantation, the clinical effects and underlying mechanisms of washed microbiota transplantation (WMT), a refined method of fecal microbiota transplantation, for the treatment of MAFLD remain unclear. In this study, both patients and mice with MAFLD exhibit an altered gut microbiota composition. WMT increases the levels of beneficial bacteria, decreases the abundance of pathogenic bacteria, and reduces hepatic steatosis in MAFLD-affected patients and mice.

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Background: Alzheimer's disease (AD) is a neurological disorder. There is a considerable unmet medical need among those suffering from it.

Hypothesis And Purpose: Given the link between type-2 diabetes mellitus (T2DM) and AD, hypoglycemic traditional Chinese medicine formulas (TCMFs) may be a treatment for AD.

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The brain presents age-related structural and functional changes in the human life, with different extends between subjects and groups. Brain age prediction can be used to evaluate the development and aging of human brain, as well as providing valuable information for neurodevelopment and disease diagnosis. Many contributions have been made for this purpose, resorting to different machine learning methods.

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Tumor-initiating cells (TICs) resilience and an immunosuppressive microenvironment are aggressive oncogenic phenotypes that contribute to unsatisfactory long-term outcomes in lung adenocarcinoma (LUAD) patients. The molecular mechanisms mediating the interaction between TICs and immune tolerance have not been elucidated. The role of Galectin-9 in oncogenesis and immunosuppressive microenvironment is still unknown.

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