Publications by authors named "Ru Ma"

Fraudulent reviews posted by spammers on the online shopping websites mislead consumers' purchasing decisions. To curb fraudulent reviews, many methods have been proposed for detecting spammers. However, the existing spammer detection methods operate in a "black box" mode and lack a reasonable interpretation for their detection results.

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Background: Temporal interference electrical stimulation (TI) is promise in targeting deep brain regions focally. However, limited electric field intensity challenges its efficacy.

Objective: This study aimed to introduce a high-current TI electrical stimulation protocol to enhance its intensity and evaluate its safety and efficacy when applied to the primary motor cortex (M1) in the human brain.

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Objectives: This study was designed to explore the survival benefit factors of malignant peritoneal mesothelioma (MPM) patients after cytoreductive surgery (CRS) plus hyperthermic intraperitoneal chemotherapy (HIPEC) and to make dynamic survival prediction by conditional survival (CS).

Methods: Data of 212 patients with MPM who underwent CRS+HIPEC were retrospectively analyzed. Patients were divided into long-term survival (LTS) group (≥48.

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Article Synopsis
  • The study focused on malignant peritoneal mesothelioma (MPM), a rare and aggressive cancer, exploring the potential of natural killer (NK) cells as a treatment option.
  • Researchers used various methods to examine how effective NK cells from umbilical cord blood can kill MPM cells, including advanced imaging and cell viability assays.
  • Results showed that NK cells could effectively target and destroy MPM cells while minimizing harm to healthy tissues, leading to reduced tumor size and prolonged survival in test models.
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Background: The comprehensive treatment strategy, mainly cytoreductive surgery (CRS) plus hyperthermic intraperitoneal chemotherapy (HIPEC), combined with systemic and intraperitoneal chemotherapy, is the standard treatment for malignant peritoneal mesothelioma (MPM), which can significantly prolong the survival of patients. The aim of this study is to investigate the clinical significance of postoperative normothermic intraperitoneal chemotherapy (NIPEC) in MPM patients.

Methods: Data of 152 MPM patients who underwent CRS + HIPEC and postoperative intravenous chemotherapy were retrospectively analyzed.

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Background: To explore the most effective adjuvant chemotherapy regimen for malignant peritoneal mesothelioma (MPM) through patient derived tumor-like cell clusters (PTC) drug sensitivity test.

Methods: PTC were cultured in vitro with intraoperative specimens, and drug sensitivity test was performed to calculate the most effective chemotherapy regimen for MPM. The patients were divided into conventional and individualized chemotherapy group according to whether they received PTC drug testing.

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Malignant peritoneal mesothelioma (MPM) is a rare and invasive tumor, and some patients will develop paraneoplastic syndrome (PS) during the course of the disease. This review summarizes PS associated with MPM, focusing on the clinical characteristics and treatment progress in hematological, endocrine, rheumatic, neurological, urinary, and other systems to decrease missed diagnosis and misdiagnosis, help early diagnosis and prompt treatment, and provide guidance for the clinical decision-making of this kind of patients.

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Article Synopsis
  • Pseudomyxoma peritonei (PMP) is a slow-growing malignant condition primarily treated with cytoreductive surgery and intraperitoneal hyperthermic chemotherapy, although high recurrence rates pose treatment challenges.
  • The effectiveness of standard treatments is limited for advanced-stage patients due to widespread metastases and the complications arising from the mucus secreted by PMP cells, often influenced by genetic mutations.
  • There is an urgent need for new therapies, with several immune-related approaches showing potential, but a definitive immunotherapy for PMP has yet to be established.
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Background: The cyclin-dependent kinase 4 (CDK4) interacts with its canonical and non-canonical substrates modulating the cell cycle in tumor cells. However, the potential substrates and the beyond-cell-cycle-regulated functions of CDK4 in colon cancer (CC) are still unknown. Hernandezine (HER) is previously verified to induce G0/G1 phase arrest and autophagic cell death in human cancer cells, which implies that HER might target G0/G1 phase-related proteins, including CDK4.

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Background: The pathogenicity of NR1-IgGs in N-methyl-D-aspartate receptor (NMDAR)-antibody encephalitis is known, but the immunobiological mechanisms underlying their production remain unclear.

Methods: For the first time, we explore the origin of NR1-IgGs and evaluate the contribution of B-cells to serum NR1-IgGs levels. Peripheral blood mononuclear cells (PBMCs) were obtained from patients and healthy controls (HCs).

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Rationale: Inflammatory fibroid polyp (IFP), also known as Vanek tumor, is a rare, benign gastrointestinal lesion characterized by its inflammatory and fibroid histological features. IFP is often discovered incidentally during endoscopic examinations. It is exceedingly rare for an IFP to prolapse into the duodenum and results in incomplete obstruction of the pylorus.

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Background: Pseudomyxoma peritonei (PMP) is a rare clinical malignant syndrome, and its rarity causes a lack of pathology research. This study aims to quantitatively analyze HE-stained pathological images (PIs), and develop a new predictive model integrating digital pathological parameters with clinical information.

Methods: Ninety-two PMP patients with complete clinic-pathological information, were included.

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Background: The high metastasis and mortality rates of head and neck squamous cell carcinoma (HNSCC) urgently require new treatment targets and drugs. A steroidal component of ChanSu, telocinobufagin (TBG), was verified to have anti-cancer effects in various tumors, but its activity and mechanism in anti-HNSCC were still unknown.

Purpose: This study tried to demonstrate the anti-tumor effect of TBG on HNSCC and verify its potential mechanism.

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Mammalian development commences with the zygote, which can differentiate into both embryonic and extraembryonic tissues, a capability known as totipotency. Only the zygote and embryos around zygotic genome activation (ZGA) (two-cell embryo stage in mice and eight-cell embryo in humans) are totipotent cells. Epigenetic modifications undergo extremely extensive changes during the acquisition of totipotency and subsequent development of differentiation.

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Ethnopharmacological Relevance: Bushen Quhan Zhiwang decoction (BQZD), a formula in traditional Chinese medicine (TCM), effectively delays bone destruction in rheumatoid arthritis (RA) patients. However, its chemical constituents, absorbed components, and metabolites remain unrevealed, and its mechanism in treating bone destruction in RA needs further investigation.

Aim Of The Study: Our objective is to identify the chemical constituents, absorbed components, and metabolites of BQZD and explore the potential mechanisms of BQZD in treating bone destruction in RA.

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Along with the growing production and application of silica nanoparticles (SiNPs), increased human exposure and ensuing safety evaluation have progressively attracted concern. Accumulative data evidenced the hepatic injuries upon SiNPs inhalation. Still, the understanding of the hepatic outcomes resulting from SiNPs exposure, and underlying mechanisms are incompletely elucidated.

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Background: Malignant peritoneal mesothelioma (MPM) is a rare and highly aggressive tumor. Its clinical manifestations are diverse, and the symptoms are not specific. Some patients will develop paraneoplastic syndrome (PS) during the disease course.

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Background: Jolkinolide B (JB), an ent‑abietane-type diterpenoid in Euphorbia plants, has various pharmacological activities, including anticancer, anti-inflammatory, and anti-tuberculosis activities. However, no previous studies have proven whether JB can be regarded as a targeted drug for the treatment of rheumatoid arthritis (RA).

Purpose: This study aimed to evaluate the anti-RA effects of JB and explore the potential mechanisms.

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Background: As the standard treatment for pseudomyxoma peritonei (PMP), cytoreductive surgery (CRS) plus hyperthermic intraperitoneal chemotherapy (HIPEC) can significantly prolong the survival of PMP patients, and some patients can even achieve long-term survival (LTS) or clinical cure. The purpose of this study was to analyze the clinicopathological and treatment features of PMP patients with LTS and to explore the survival benefit factors of PMP patients.

Methods: The clinicopathological and prognostic data of PMP patients who received CRS + HIPEC at our center from December 2004 to May 2023 were retrospectively analyzed.

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Introduction: Lung squamous cell carcinoma (LUSC) is a unique subform of nonsmall cell lung cancer (NSCLC). The lack of specific driver genes as therapeutic targets leads to worse prognoses in patients with LUSC, even with chemotherapy, radiotherapy, or immune checkpoint inhibitors. Furthermore, research on the LUSC-specific prognosis genes is lacking.

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Article Synopsis
  • This study analyzed the mutation profiles of 49 cases of pseudomyxoma peritonei (PMP) using whole-exome sequencing, discovering 4,020 somatic mutations with a low overall mutation burden.
  • The research identified distinct mutation patterns linked to high-grade mucinous carcinoma and established two mutation signature clusters that have significant implications for patient survival.
  • Findings suggest that understanding these mutations could help develop personalized treatment strategies for patients with appendiceal PMP.
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Background: Cytoreductive surgery (CRS) plus hyperthermic intraperitoneal chemotherapy (HIPEC) is the standard treatment for pseudomyxoma peritonei (PMP). It can significantly prolong the survival of patients, but at the same time may increase the risk of postoperative infection.

Method: Patients with PMP who underwent CRS + HIPEC at our center were retrospectively analyzed.

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Background: Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory disease characterized by neutrophils airway infiltration. It is currently known that Interleukin-17 (IL-17) is an important pro-inflammatory factor. It can promote the accumulation of neutrophils and participate in the chronic inflammatory process of COPD.

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