Publications by authors named "Ziwei Su"

Sinomonas species typically reside in soils or the rhizosphere and can promote plant growth. Sinomonas enrichment in rhizospheric soils is positively correlated with increases in plant biomass. However, the growth promotion mechanisms regulated by Sinomonas remain unclear.

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Neutrophils are essential in combating invading pathogens such as parasites, but the participation of their subpopulations and mechanisms in resistance to parasite infection are not fully understood. Our study identified a marked increase in Ly6G neutrophils in response to ANKA infection. Depletion of these cells rendered mice more susceptible to infection.

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Neutrophils and macrophages confine pathogens by entrapping them in extracellular traps (ETs) through activating TLR9 function. However, plasmodial parasites secreted TatD-like DNases (TatD) to counteract ETs-mediated immune clearance. We found that TLR9 mutant mice increased susceptibility to rodent malaria, suggesting TLR9 is a key protein for host defense.

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Article Synopsis
  • Host immune responses are regulated by various factors during infections, and protozoan parasites have developed ways to evade detection, leading to an ongoing evolutionary conflict.
  • The study found elevated levels of superoxide dismutase 3 (SOD3) in patients with malaria and infected mice, indicating its role in the immune response.
  • SOD3 suppresses critical immune responses necessary for eliminating parasites, suggesting that it plays a significant role in the host's response to infection and highlights the interactions between host and parasite.
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Globally, colorectal cancer (CRC) is one of the leading causes of health problems. More reliable molecular biomarkers for early diagnosis in CRC patients are needed. A crucial role for thyroid hormone receptor interacting protein 6 (TRIP6) is played in tumorigenesis and tumor growth.

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Oomycetes are well-known phytopathogens that seriously threaten many important crops worldwide. In this study, the endophytic actinobacterium sp. NEAU-S7GS2 demonstrated significant antagonistic activity against and and showed a potent biocontrol effect on suppression of soybean phytophthora root rot and pepper phytophthora blight.

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Background: The primary reason for tumor-related deaths worldwide is lung adenocarcinoma (LUAD). The oncogene IQ motif-containing GTPase activating protein 3 (IQGAP3) is crucial for contributing to tumor initiation and progression. However, the precise function and molecular mechanism of IQGAP3 in LUAD remain unknown.

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Dihydroartemisinin (DHA), a potent antimalarial drug, also exhibits distinct property in modulation on T and B cells, which has been recognized for decades, but the underlying mechanisms remain understood. Herein we revealed that DHA could promote T proliferation, meanwhile, suppress B cell expansion in germinal centers, and consequently decrease the number of circulating plasma cells and the content of serum immunoglobulins. Further, DHA-activated T significantly mitigated lipopolysaccharide-induced and malaria-associated inflammation.

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Gut microbiota dysbiosis is thought to exert a role in the progression of colitis. However, the precise standards for probiotic administration in alleviating colitis remain undefined. Most analysis methods rely on limited diversity and abundance of gut microorganisms.

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Article Synopsis
  • - Artemisinin (ART) and its derivative dihydroartemisinin (DHA) not only fight malaria but also improve the immune system, though the specific mechanisms are still unclear.
  • - Research shows that DHA boosts T-cell activation, leading to increased numbers of specific immune cells that enhance resistance to malaria and counteract immunosuppression in mice.
  • - The study found that DHA promotes the growth of T cell subsets by activating proteins related to cell proliferation, shedding light on the complex ways DHA affects immune responses.
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The immunomodulatory potential of dihydroartemisinin (DHA) has recently been highlighted; however, the potential mechanism remains to be clarified. Single-cell RNA sequencing was explored in combination with cellular and biochemical approaches to elucidate the immunomodulatory mechanisms of DHA. In this study, we found that DHA induced both spleen enlargement and rearrangement of splenic immune cell subsets in mice.

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