Publications by authors named "Yaming Xi"

Tyrosine kinase inhibitors (TKIs) have significantly improved the prognosis of patients with chronic myeloid leukemia (CML), and achieving treatment-free remission (TFR) has become a new goal for these patients. Various methods of discontinuing medication are continuously being explored, with successful cessation linked to factors such as the duration of TKI treatment, the sustainability of deep molecular response (DMR), transcript type, and immunological factors. Early switching of TKI, combining other therapies, and targeting leukemia stem cells may help increase the TFR rate.

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Gilteritinib treats acute myeloid leukemia (AML) with the FMS-like receptor tyrosine kinase-3 (FLT3) internal tandem duplication (ITD) mutation. Dysregulation of histone modification affects the genesis and progression of AML. Strategies targeting key histone regulators have not been applied to the treatment of AML.

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This article reports a patient with peripheral T cell lymphoma following treatment of Hodgkin lymphoma.The biopsy of cervical lymph node initially confirmed classic Hodgkin lymphoma,with Reed-Sternberg cells expressing CD30 and B cell-specific activator.After 2 years,the disease progressed and the patient was diagnosed with peripheral T-cell lymphoma (non-specific type) by lymph node biopsy,with the expression of CD3,CD4,and CD8.

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Introduction: The prognosis of relapsed or refractory mature T- and natural killer (NK)-cell lymphoma remains dismal. Novel agents are urgently needed to improve the outcomes for this population.

Methods: In this phase 2, multicenter, open-label, single-arm study (NCT03776279), the authors report the efficacy and safety of liposomal mitoxantrone (Lipo-MIT) monotherapy in patients with relapsed or refractory mature T- and NK-cell lymphoma.

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Saikosaponin A (SSA), the primary active monomer derived from the Radix bupleuri, demonstrates a diverse array of pharmacological activities, including anti-inflammatory, antitumor, analgesic, anti-fibrotic, antidepressant, and immune-modulating properties. Despite its potential therapeutic impact on various human diseases, comprehensive studies exploring SSA's efficacy in these contexts remain limited. This review synthesizes the current research landscape regarding SSA's therapeutic applications across different diseases, highlighting critical insights to overcome existing limitations and clinical challenges.

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Objective: To explore the pharmacological mechanism of the effect of fraxetin in treating acute myeloid leukemia (AML) by the network pharmacology method combined with experimental validation.

Methods: The targets of fraxetin were identified through Swisstarget prediction, PhammerMap, and CTDBASE. Disease-related targets of AML were explored using GeneCards and DisGenet databases, and the intersected targets were analyzed in the String website to construct a protein-protein interaction (PPI) network.

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The study of extrachromosomal DNA (ecDNA), an element existing beyond classical chromosomes, contributes to creating a more comprehensive map of the cancer genome. In hematological malignancies, research on ecDNA has lacked comprehensive investigation into its frequency, structure, function, and mechanisms of formation. We re-analyzed WGS data from 208 hematological cancer samples across 11 types, focusing on ecDNA characteristics.

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Multiple myeloma (MM) is an incurable malignant plasma cell diseases, the incidence of which is increasing year by year. The application of immunomodulators drugs, proteasome inhibitors, anti-CD38 antibodies, CAR-T, and HSCT have significantly improved the prognosis of patients with MM, however new therapeutic tools need to be developed to improve the prognosis of patients with relapsed/refractory after conventional regimens treatment. Bispecific antibodies are a novel immunotherapeutic approach that generates immune synapses by binding to targets on malignant plasma cells and cytotoxic immune effector cells (T cells/natural killer cells), leading to T/NK cells activation and malignant plasma cell lysis.

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Objective: To investigate the risk factors of pulmonary infection in patients with acute leukemia (AL) after chemotherapy.

Methods: A total of 294 patients with AL were collected and divided into infection group (=93) and control group (=201) according to whether the pulmonary infection occurred after chemotherapy. Analyze the correlation between sociodemographic data (sex, age, BMI), clinical data (disease type, ECOG score, invasive procedure, underlying disease, hormone therapy, empirical use of antibiotics, prognosis stratification, chemotherapy intensity, primitive cell count, white blood cell count, neutrophil count, duration of granulocyte deficiency, platelet count, hemoglobin, and albumin and pulmonary infection after chemotherapy.

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Acute myeloid leukaemia (AML) is a prevalent haematological malignancy in which various immune and stromal cells in the bone marrow microenvironment have instrumental roles and substantially influence its progression. KIR2DL is a member of the immunoglobulin-like receptor family and a natural killer (NK) cell surface-specific receptor. However, its impact on immune infiltration regarding AML has not been addressed.

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Salidroside is a natural product of phenols with a wide range of pharmacological functions, but whether it plays a role in regulating autophagy is unclear. We systematically investigated the regulatory effect and molecular mechanism of salidroside on autophagy through network pharmacology, which provided a theoretical basis for subsequent experimental research. First, the target genes of salidroside were obtained using the Chinese Medicine System Pharmacology Database and Analysis Platform, and the target genes were converted into standardized gene names using the Uniprot website.

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Multiple myeloma (MM) is a hematologic neoplasm characterized by malignant proliferation of monoclonal plasma cells in the bone marrow. NK cells, a class of innate lymphocytes with potent natural killer activity, are capable of recognizing and destroying tumor cells and virally infected cells, and have attracted attention as a potential anticancer therapy. In patients with MM, NK cells are suppressed in number and function, resulting in reduced immune surveillance and clearance of myeloma cells.

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Acute myeloid leukemia (AML) is a common hematological cancer. Cancer cells exchange information with the surrounding microenvironment, which can be transmitted by extracellular vesicles (EVs). In recent years, the genetic materials transported by EVs have attracted attention due to their important roles in different pathological processes.

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Article Synopsis
  • * The study, which took place at 49 centers in Australia, China, South Korea, and the USA, included 104 patients who met eligibility criteria and received the medication at a daily dose of 150 mg until disease progression.
  • * Results showed that 88 patients were included in the primary analysis, with a median follow-up of 13.3 months, highlighting the drug's potential effectiveness in treating this challenging cancer type.
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Cancer-associated fibroblasts (CAF) are a key component of the tumor microenvironment, which can secrete a variety of cytokines, chemokines and growth factors, directly and indirectly support cancer cells, also alter the immune cellular environment by inhibiting the activity of immune effector cells and recruiting immunosuppressive cells, thereby allowing cancer cells to evade immune surveillance. CAF has been proven to be associated with the development, progression, and poor prognosis of solid tumors. However, the role of CAF in hematological malignancies is still unclear.

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Article Synopsis
  • Acute myeloid leukemia (AML) is prevalent and has a grim prognosis, prompting the need for new predictive models and treatments.
  • Researchers utilized LASSO regression to identify 33 genes associated with poor outcomes in AML, highlighting five specific genes as significant prognostic factors.
  • The study also explored potential natural compounds for treatment, finding promising interactions through molecular docking, which could guide future drug development.
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Objective: To study the pharmacological mechanism of procyanidin B2 (PCB2) on chronic myeloid leukemia (CML) by integrating network pharmacological methods systematically.

Methods: Firstly, the potential target genes of PCB2 were predicted by the pharmacological database and analysis platform (TCMSP and Pharmmapper). Meanwhile, the relevant target genes of CML were collected from GeneCards and DisGene.

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Acute myeloid leukemia (AML) is a hematologic carcinoma that has seen a considerable improvement in patient prognosis because of genetic diagnostics and molecularly-targeted therapies. Nevertheless, recurrence and drug resistance remain significant obstacles to leukemia treatment. It is critical to investigate the underlying molecular mechanisms and find solutions.

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Article Synopsis
  • Extramedullary plasma cell tumors (EMP) are a type of tumor with an unclear cause, categorized as primary or secondary based on their relation to multiple myeloma (MM).
  • Primary EMP tends to have a better prognosis with less invasive characteristics and is treated mainly with surgery and radiotherapy, while secondary EMP often indicates aggressive progression of MM and is associated with poorer outcomes, requiring more intensive treatments like chemotherapy and stem cell transplantation.
  • The paper reviews recent research developments in EMP, focusing on understanding its causes, genetic characteristics, and treatment options to assist clinical practices.
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Introduction: On-demand treatment is the most common treatment strategy for haemophilia A in China.

Aim: This study aims to evaluate the efficacy and safety of a human-derived B-domain-deleted recombinant factor VIII (TQG202) in the on-demand treatment of bleeding episodes in moderate/severe haemophilia A patients.

Methods: This multicentre, single-arm clinical trial enrolled moderate/severe haemophilia patients previously treated with FVIII concentrates for ≥50 exposure days (EDs) from May 2017 to October 2019.

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Infertility is a major health concern worldwide. This retrospective study aimed to assess the predictive value of the morphokinetic parameters of temporary-arrest embryos for the pregnancy outcomes of women undergoing frozen embryo transfer (FET) cycles. In this study, we evaluated 244 FET cycles with 431 day-4 temporary-arrest embryos.

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Background: Salidroside is a phenolic natural product, which is a kind of Rhodiola rosea. It has been confirmed that it has inhibitory effects on chronic myeloid leukemia, but the specific performance of its molecular effects is still unclear.

Objective: To systematically study the pharmacological mechanism of salidroside on chronic myeloid leukemia by means of network pharmacology.

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Objective: To investigate the effects and underlying mechanism of miR-532-3p and resibufogenin (RES) by regulating Wnt/β-catenin signaling on diffuse Large B-cell lymphoma (DLBCL) cells proliferation.

Methods: DLBCL tissues and adjacent normal tissues were collected from patients had been diagnosed with DLBCL at the First Hospital of Lanzhou University from October 2019 to October 2021. Four groups including mimics-NC, miR-532-3p mimics, RES control and RES treatment in SU-DHL-4 cells were designed.

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Introduction: Current treatment of severe haemophilia A includes prophylaxis with factor VIII (FVIII) replacement. The supply of plasma-derived FVIII is short in China.

Purpose: To evaluate the efficacy and safety of a new B-domain deleted (BDD) recombinant FVIII (TQG202) produced by human-derived cells for prophylaxis in severe haemophilia A patients and compare the bioequivalence with Xyntha.

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Article Synopsis
  • - This study compared two treatments, ripertamab combined with CHOP (S-CHOP) and rituximab with CHOP (R-CHOP), for Chinese patients with CD20-positive diffuse large B cell lymphoma (DLBCL), assessing efficacy, safety, and immunogenicity in a randomized setup.
  • - Results showed that both regimens had similar objective response rates (ORRs) and survival rates, with S-CHOP meeting the criteria for non-inferiority to R-CHOP, indicating no significant difference between the two.
  • - The study suggests that S-CHOP is a viable alternative first-line treatment for this patient group, as it displayed comparable safety profiles and lower rates of
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