Publications by authors named "Qiuli Liu"

Background: Fatty acid binding protein 4 (FABP4) has been shown to increase cardiovascular disease. The FABP4 levels in serum and adipose tissue and the possible regulatory mechanisms during colorectal cancer surgery in elderly patients remain unknown.

Methods: Four hundred elderly patients with colorectal cancer were recruited, 200 underwent laparoscopic surgery (LS) and 200 underwent open surgery (OS).

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Background: Neuronal death is the primary cause of poor outcomes in cerebral ischemia. The inflammatory infiltration in the early phase of ischemic stroke plays a vital role in triggering neuronal death. Either transplantation of mesenchymal stem cells (MSCs) derived from humans or repetitive transcranial magnetic stimulation (rTMS) have respectively proved to be neuroprotective and anti-inflammatory in cerebral ischemia.

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  • This study explores the genetic differences between upper tract urothelial carcinoma (UTUC) and urothelial carcinoma of the bladder (UCB), focusing on mutations in chromatin regulatory genes and T-cell receptor diversity.
  • Results showed that both UTUC and UCB have similar mutations in chromatin genes, but distinct differences in DNA damage repair mutations, tumor mutation burden, and T-cell receptor diversity, indicating varying prognoses.
  • The study suggests that mutations in chromatin pathway genes could be useful as biomarkers for disease progression and potential therapeutic targets in both types of cancer.
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Background: Acetaminophen (APAP) overdose is a significant cause of drug-induced liver injury (DILI). N-acetylcysteine (NAC) is the first-line agent used in the clinic. However, it rarely benefits patients with advanced APAP toxicity.

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Cancer cells are intimately intertwined with tumor microenvironment (TME), fostering a symbiotic relationship propelling cancer progression. However, the interaction between cancer cells and tumor-associated macrophages (TAMs) in urothelial bladder cancer (UBC) remains poorly understood. UBC cell lines (5637, T24 and SW780), along with a monocytic cell line (U937) capable of differentiating into macrophage, were used in a co-culture system for cell proliferation and stemness by MTT, sphere formation assays.

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  • Zinc ions are crucial for the activation of AKT kinase, which is an important regulator in prostate cancer development, but the exact role of zinc in this process has not been fully understood.
  • Zinc binds to AKT, disrupting its internal structure and promoting activation, while certain zinc-binding mutant forms of AKT show reduced oncogenic potential in prostate cancer models.
  • The study highlights how zinc acts as a tumor promoter in prostate cancer by affecting AKT activation, suggesting a unique regulatory mechanism that could be relevant for potential therapies.
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  • The study investigates risk factors linked to Gleason grade group (GG) upgrading in prostate cancer, which is related to higher chances of biochemical recurrence and worse survival outcomes.
  • It analyzes data from 361 patients who underwent radical prostatectomy, identifying independent risk factors like total prostate-specific antigen (tPSA), systemic immune-inflammation index (SII), and the number of positive biopsy cores.
  • A predictive model was developed using these factors, demonstrating good performance with a notable area under the curve (AUC) of 0.759, indicating its potential clinical utility.
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  • * Key findings include the identification of GOLM1 as a promising noninvasive serum biomarker and the importance of Ser331 phosphorylation on FOXA1 in cancer development.
  • * The research identifies three distinct tumor subtypes, with metabolic immune-desert tumors (S-III) linked to aggressive cancer behavior and poor prognosis, providing valuable information for future diagnosis and treatment strategies.
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Background: Surgical site infection (SSI) is a common and costly complication in spinal surgery. Identifying risk factors and preventive strategies is crucial for reducing SSIs. Generative Pre-trained Transformer 4 (GPT-4) has evolved from a simple text-based tool to a sophisticated multimodal data expert, invaluable for clinicians.

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Hepatic ischemia-reperfusion injury (HIRI) is a prevalent issue during liver resection and transplantation, with currently no cure or FDA-approved therapy. A promising drug, Cyclosporin A (CsA), ameliorates HIRI by maintaining mitochondrial homeostasis but has systemic side effects due to its low bioavailability and high dosage requirements. This study introduces a biomimetic CsA delivery system that directly targets hepatic lesions using mesenchymal stem cell (MSC) membrane-camouflaged liposomes.

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Metastasis is the primary culprit behind cancer-related fatalities in multiple cancer types, including prostate cancer. Despite great advances, the precise mechanisms underlying prostate cancer metastasis are far from complete. By using a transgenic mouse prostate cancer model (TRAMP) with and without Phf8 knockout, we have identified a crucial role of PHF8 in prostate cancer metastasis.

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Older livers are more prone to hepatic ischaemia/reperfusion injury (HIRI), which severely limits their utilization in liver transplantation. The potential mechanism remains unclear. Here, we demonstrate older livers exhibit increased ferroptosis during HIRI.

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Acute respiratory distress syndrome (ARDS) is characterized by acute diffuse inflammatory lung injury with a high mortality rate. Mesenchymal stromal cells (MSC) are pluripotent adult cells that can be extracted from a variety of tissues, including the lung. Lung-resident MSC (LR-MSC) located around vascular vessels and act as important regulators of lung homeostasis, regulating the balance between lung injury and repair processes.

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  • Remimazolam was found to have comparable or better effects than propofol in sedating children for same-day bidirectional endoscopy, with 100% success in sedation for both groups studied.
  • The use of remimazolam resulted in longer induction times but fewer side effects like injection pain, respiratory depression, and changes in vital signs compared to propofol.
  • There was a notable decrease in awareness time with increasing age in the propofol group, whereas no significant age-related changes were observed in the remimazolam group, suggesting it may offer safer sedation for younger patients.
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Advanced fabrics with thermal wet management capability as low energy consumption media contribute to personal cooling and drying. Nevertheless, it remains a great challenge to obtain intelligent fabrics with adjustable thermal conductivity (TC) capable of bridging the supply and demand between human body temperature and self-adaptive thermal conduction. Herein, we report hygroscopic-shrinkage nanofiber-based fabrics with excellent moisture sensitivity and significant volume shrinkage, which benefits the construction of high-density thermal conductive pathways by absorbing sweat, with a maximum sweat absorption rate reaching up to 1781%.

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  • The study investigates the combination of tislelizumab, gemcitabine, and cisplatin as a pre-surgery treatment for muscle-invasive bladder cancer (MIBC).
  • The treatment significantly reduced tumor size and stage in three patients, indicating its effectiveness in limiting cancer progression.
  • Results suggest this neoadjuvant regimen is safe and beneficial for MIBC patients, regardless of specific cancer subtypes or programmed death-ligand 1 levels.
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We report the case of a 48-year-old male who presented with right lower abdominal pain and a mass for 2 weeks and got constipation for 5 days. An abdominal CT scan conducted before admission at other hospitals revealed an obstruction in the blind ascending colon, which was suspected to be a malignant tumor. Proctoscopy revealed peritoneal implantation metastasis and multiple pelvic lymph nodes.

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  • * The constructed nanobubbles, named AGN/ICG-NB, contain indocyanine green for imaging and have demonstrated effective targeting of renal cell carcinoma (RCC) via multiple imaging techniques (ultrasound, photoacoustic, fluorescence).
  • * Safety tests showed that these nanobubbles are safe for use, suggesting they could be a promising tool for the early and accurate diagnosis of renal tumors.
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For clear cell renal cell carcinoma (ccRCC), lipid deposition plays important roles in the development, metastasis, and drug resistance. However, the molecular mechanisms underlying lipid deposition in ccRCC remain largely unknown. By conducting an unbiased CRISPR-Cas9 screening, we identified the epigenetic regulator plant homeodomain finger protein 8 (PHF8) as an important regulator in ccRCC lipid deposition.

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Aims: To construct and validate an intraoperative hypothermia risk prediction model for elderly patients undergoing total hip arthroplasty (THA).

Methods: We collected data from 718 patients undergoing THA in a tertiary hospital from January 2021 to December 2022. Of these patients, 512 were assigned to the modeling group from January 2021 to April 2022, and 206 participants were assigned to the validation group from May 2022 to December 2022.

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is responsible for encoding of the Nogo-B receptor (NgBR), which is a subunit of cis-prenyltransferase. Over 25 variants in have been reported, and these variants have been found to be associated with various phenotypes, such as congenital disorders of glycosylation (CDG) and developmental and epileptic encephalopathy (DEE). We report on the case of a patient who presented with language and motor retardation, epilepsy, and electroencephalogram abnormalities.

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