Publications by authors named "Man Ni Wang"

Ethnopharmacological Relevance: Comus officinalis Sieb. et Zucc has significant neuroprotective activity and has been widely studied for its potential to improve cognitive function. Our team's previous research has found that loganin isolated from Comus officinalis has an antidepressant effect.

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Six new polycyclic polyprenylated acylphloroglucinols (PPAPs), hyperidiones A-F (1-6), were obtained from Hypericum perforatum L. Their structures were characterized via extensive spectroscopic analyses, the circular dichroism data of the in situ formed [Mo(OCOCH)] complexes, the nuclear magnetic resonance calculation with DP4 probability analysis, and the calculated electronic circular dichroism (ECD) spectra. Compounds 1-6 are bicyclic polyprenylated acylphloroglucinols with a major bicyclo[3.

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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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The Human Leukocyte Antigen (HLA) genes, playing key roles in mediating the immune response, especially HLA class II alleles were suggested to play a role in the activation of autoreactive T-cells in aplastic anemia (AA). Previous studies in different ethnic groups have indicated that some of HLA-A,-B,-DRB1 alleles had a protective or susceptive association with the prevalence, pathogenesis and development of AA. HLA class II genes, especially HLA-DQB1 and -DPB1 alleles or haplotypes at high-resolution level associated with AA have not been fully identified in northern Chinese Han populations.

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Immune checkpoint inhibitors (ICIs) that target cytotoxic T lymphocyte antigen 4, programmed cell death-1, and PD-ligand 1 have revolutionized cancer treatment, achieving unprecedented efficacy in multiple malignancies. ICIs are increasingly being used in early cancer settings and in combination with various other types of therapies, including targeted therapy, radiotherapy, and chemotherapy. However, despite the excellent therapeutic effect of ICIs, these medications typically result in a broad spectrum of toxicity reactions, termed immune-related adverse events (irAEs).

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The human leucocyte antigen (HLA) is the most polymorphic region of the human genome. Compared with Sanger-sequencing-based typing (SBT) methods, next-generation sequencing (NGS) has significantly higher throughput and depth sequencing characteristics, having dramatic impacts on HLA typing in clinical settings. Here, we performed NGS technology with Ion Torrent S5 platform to evaluate the potential four novel HLA alleles detected in five donors from Chinese Marrow Donor Program (CMDP, Shaanxi Province) during routine Sanger SBT testing.

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Objective: To investigate the potential relationship between the high-resolution HLA-A,-B,-DRB1 alleles and haplotype polymorphism with actute myeloid leukemia (AML) and chronic myeloid leukemia (CML) of Han people in North China.

Methods: A total of 1241 healthy unrelated Han people's bone marrow donors in North China were used as a control group, 259 patients with myeloid leukemia were genotyped at high-resolution level by means of PCR-SBT, -SSO and -SSP typing methods for HLA-A,-B,-DRB1 loci. The frequencies of HLA allele and haplotype were calculated by software Arleguin 3.

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Objective: Published results on association between eNOS polymorphisms and cancer risk are conflicting. We aimed to investigate the association and give an overall understanding of possible risk role of eNOS.

Method: We searched PubMed and EMbase databases.

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Background: This study is a comprehensive analysis of RHD in D-negative phenotypes in saline, in Xi'an, Shanxi province, central China.

Material And Methods: DCcEe in saline was measured for each blood sample from every donor between January 2008 and June 2012 in the Xi'an Blood Centre, China. D-negative results were confirmed by an indirect antiglobulin test and further investigated by adsorption-elution as required.

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Objective: To study the segregation of two novel RHD alleles in Chinese pedigrees.

Methods: The Rh antigens of the samples were identified by using monoclonal antibodies. The 10 exons of the RHD gene for the 2 probands and their family members were amplified separately and sequenced.

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