Publications by authors named "Haitao Meng"

Article Synopsis
  • The study investigates factors that increase the severity and duration of COVID-19 in adults with hematologic malignancies (HM) during the Omicron variant surge.
  • It analyzed health data from 133 patients diagnosed with COVID-19, noting that a higher percentage of severe cases had poor vaccination rates compared to non-severe cases.
  • The findings highlighted that elevated C-reactive protein levels were strongly associated with a greater risk of severe outcomes, suggesting that inflammation plays a critical role in COVID-19 severity for patients with HM.
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The etiology of idiopathic multicentric Castleman disease (iMCD) is poorly understood, and the identification of targetable disease mediators remains an unmet clinical need. Thus, we firstly employed single-cell RNA sequencing (scRNA-seq) to elucidate the landscape of the immune repertoire of peripheral blood mononuclear cells (PBMNCs) in iMCD and to identify additional driver cytokines/cells/pathways to address IL-6 blockade-refractory cases. We revealed that the inflammatory cytokine storm observed in iMCD was a significant phenomenon pervasive across all immune cells.

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The optimal treatment endpoints and duration of continuous therapy for multicentric Castleman disease (MCD) remain controversial. We retrospectively analyzed data from 123 patients with Human Herpesvirus (HHV)-8 negative MCD. We demonstrated that continuous therapy significantly enhanced progression-free survival (PFS) in patients who achieved an optimal response after initial treatment.

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Immune thrombocytopenia (ITP) is an autoimmune disease that arises because of self-destruction of circulating platelets. The mechanism remains complicated and lacks a standard clinical treatment. Current first-line and second-line medications for ITP have shown limited effectiveness, necessitating the exploration of new therapeutic options.

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Article Synopsis
  • The study examines the effectiveness and safety of the VAA regimen (Venetoclax, Cytarabine, and Azacitidine) for patients with relapsed/refractory acute myeloid leukemia (AML).
  • Out of 30 enrolled patients, 63.3% achieved a composite complete remission, with many showing no detectable disease.
  • The treatment was generally safe, with common side effects including neutropenia and infections, but no treatment-related deaths occurred.
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Venetoclax plus 3 + 7 daunorubicin and cytarabine chemotherapy (DAV) has shown safety and efficacy in eligible patients with newly diagnosed acute myeloid leukemia (AML). However, there are no direct comparisons between DAV and 3 + 7 daunorubicin and cytarabine chemotherapy (DA) alone. We performed a propensity score-matched analysis to compare the outcomes of DAV group with historical DA group and identify the clinical and molecular characteristics of patients who might benefit from the DAV regimen.

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Idiopathic multicentric Castleman disease (iMCD) is a rare and cytokine storm-driven inflammatory disorder. The exact cause of iMCD is still unknown, although several hypotheses have been proposed. However, regardless of the underlying cause, the ultimate result is the activation of the inflammatory pathway, which can lead to damage in multiple organs.

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Advances in nanotechnology have provided novel avenues for the diagnosis and treatment of multiple myeloma (MM), a hematological malignancy characterized by the clonal proliferation of plasma cells in the bone marrow. This review elucidates the potential of nanotechnology to revolutionize myeloma therapy, focusing on nanoparticle-based drug delivery systems, nanoscale imaging techniques, and nano-immunotherapy. Nanoparticle-based drug delivery systems offer enhanced drug targeting, reduced systemic toxicity, and improved therapeutic efficacy.

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Background: Effective novel therapies for multiple myeloma (MM) patients who are unresponsive to conventional treatments (triple-class refractory) are an urgent need. Bispecific antibodies (BsAbs) offer a promising new approach to stimulate T cells and induce tumor cell death by targeting molecules on the surface of malignant plasma cells and CD3 on the surface of T cells.

Objectives: Addressing the issue of improving the prognosis of triple-class refractory MM patients has become a significant clinical challenge.

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Background: Aponermin, a circularly permuted tumor necrosis factor-related apoptosis-inducing ligand, is a potential death receptor 4/5-targeted antitumour candidate. Previous phase 1/2 studies have demonstrated the efficacy of aponermin in patients with relapsed or refractory multiple myeloma (RRMM). To confirm the superiority of aponermin plus thalidomide and dexamethasone (aponermin group) over placebo plus thalidomide and dexamethasone (placebo group) in RRMM, a randomized, double-blinded, placebo controlled phase 3 trial was performed.

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Ethnopharmacological Relevance: Along with the gradually increasing incidence, nonalcoholic fatty liver disease (NAFLD) has already been influencing the health of more and more people in the world. Corydalis saxicola Bunting (CSB), a valuable folk medicine, is the dried whole grass of a perennial herb, Yanhuanglian (Papaveraceae), which has significant effects on various hepatitis, liver fibrosis, cirrhosis and other liver diseases. Corydalis saxicola Bunting total alkaloids (CSBTA), a mixture of alkaloids extracted from CSB, exhibit widely-accepted hepatoprotective effects.

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The hepatic SLC13A5/SLC25A1-ATP-dependent citrate lyase (ACLY) signaling pathway, responsible for maintaining the citrate homeostasis, plays a crucial role in the pathogenesis of non-alcoholic fatty liver disease (NAFLD). Bempedoic acid (BA), an ACLY inhibitor commonly used for managing hypercholesterolemia, has shown promising results in addressing hepatic steatosis. This study aimed to elucidate the intricate relationships in processes of hepatic lipogenesis among SLC13A5, SLC25A1, and ACLY and to examine the therapeutic potential of BA in NAFLD, providing insights into its underlying mechanism.

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Treatment options for idiopathic multicentric Castleman disease (iMCD) are currently limited, especially for patients who do not respond or are resistant to interleukin-6 inhibitors. For the first time, we innovatively designed a protocol using rituximab-bortezomib-dexamethasone (RVD) as first-line consolidation therapy in patients newly diagnosed with iMCD. Furthermore, we adopted a no-maintenance treatment strategy to simplify post-remission care.

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To reducing chemotherapy-related toxicity, the chemo-free regimens become a new trend of Ph + ALL treatment. Therefore, we conducted a phase 2 trial of dasatinib plus prednisone, as induction (Course I) and early consolidation (Courses II and III) treating newly diagnosed Ph + ALL. The trial was registered at www.

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Background: Diffuse large B-cell lymphoma (DLBCL) is a kind of highly heterogeneous non-Hodgkin lymphoma, both in clinical and genetic terms. DLBCL is admittedly categorized into six subtypes by genetics, which contain MCD, BN2, EZB, N1, ST2, and A53. Dyslipidemia is relevant to a multitude of solid tumors and has recently been reported to be associated with hematologic malignancies.

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Background And Objectives: The oral bioavailability of withangulatin A (WA) is low and may undergo first-pass metabolism because of the presence of two esters bonds. This study aimed to identify the hydrolysis behavior and mechanism of WA, thus enriching its structure-pharmacokinetic relationship.

Methods: The in vivo pharmacokinetic studies of WA in rats were first investigated, followed by in vitro assays including metabolic stability, phenotyping identification and metabolic kinetics assays.

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B-cell lymphoma is the most prevalent type of non-Hodgkin lymphoma, for which the standard treatment regimen includes rituximab combined with CHOP. However, some patients may develop interstitial pneumonitis (IP), which can be caused by various factors; one of the most important factors is Pneumocystis jirovecii. It is crucial to investigate the pathophysiology of IP and implement preventive measures since IP can be fatal for some people.

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There have been reports of haematological cancer patients achieving spontaneous remission after being infected with the influenza A or SARS-COV-2 virus. Here, we present the first case of long-term complete remission (CR) induced by influenza A (IAV, H1N1 subtype) in a refractory AML patient and have functionally validated this finding in two different animal disease models. We observed a significant increase in the proportion of helper T cells in the patient after IAV infection.

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As reported, SETD2 is recurrently mutated in acute myeloid leukaemia (AML), but knowledge about the specifics is limited. We enrolled 530 consecutive newly diagnosed AML patients in our study, and we analysed the distribution pattern and prognostic role of SETD2 mutation in AML. SETD2 mutation was found to affect 6.

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Genetic heterogeneity poses a great challenge to the understanding and management of acute myeloid leukemia (AML). Knowledge of the IKZF1 mutation in AML specifically is extremely limited. In a previous work, we described the distribution pattern of IKZF1 mutation in AML, but its clinical impact has remained undefined due to the limited number of cases.

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Article Synopsis
  • - The study focused on treating high-risk acute promyelocytic leukemia (APL) using oral arsenic and all-trans retinoic acid (ATRA) without chemotherapy, aiming for effective outpatient care.
  • - In a phase 2 clinical trial with 54 participants, the 2-year disease-free survival (DFS) rate was 94% and overall survival (OS) was 100%, with complete molecular remission achieved by all patients after consolidation.
  • - Adverse events were mostly mild (grade 1-2), with only three cases of serious (grade 3) complications, indicating that the combination therapy was a safe and promising first-line treatment for high-risk APL.
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The combination of rituximab, lenalidomide, and Bruton's tyrosine kinase inhibitor (BTKi) ibrutinib, followed by chemotherapy, has shown high efficacy in patients with newly diagnosed diffuse large B-cell lymphoma (DLBCL) in Smart Start trial. We aimed to evaluate the efficacy, safety of SMART (rituximab + lenalidomide + BTKi) regimen and SMART-START regimen as a first-line treatment in elderly or unfit DLBCL patients. 31 patients were included, 17 used SMART regimen, with median age 82 years, 14 unfit patients received SMART-START regimen.

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Article Synopsis
  • Thrombocytopenia is a common issue in myelofibrosis (MF), and previous trials excluded patients with low platelet counts from receiving ruxolitinib, a treatment for MF.
  • The EXPAND study aimed to determine a safe starting dose of ruxolitinib for patients with low platelet counts (50 to <100 × 10/L) and evaluate its long-term safety and efficacy.
  • The study found that a starting dose of 10 mg twice daily was well-tolerated, with significant clinical benefits for patients, including a notable reduction in spleen size, despite a higher incidence of thrombocytopenia and anemia in the participants.
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