Publications by authors named "Si Fei Ma"

Objective: To investigate the reasons for the weak expression of gene in a patient whose mimicking anti-Ce combined with anti-Jkb caused cross-matching non-combination.

Methods: ABO, Rh, and Kidd blood group antigens were identified by test tube method and capillary centrifugation. Antibody screening and antibody specificity identification were performed using saline, polybrene and antiglobulin in tri-media association with multispectral cells.

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  • Mycoplasma pneumoniae (MP) is a major respiratory pathogen in preschoolers, but current detection methods are slow and inaccurate.
  • This study introduces a new testing method using loop-mediated isothermal amplification (LAMP) combined with nucleic acid lateral flow (NALF) for quick and visual detection of MP.
  • The new assay shows high sensitivity, specificity, and a 94.3% agreement rate with real-time PCR, with results ready in about 50 minutes, making it suitable for use in outpatient and emergency settings.
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  • Research indicates that enhancing microglial autophagy can reduce neuroinflammation caused by NLRP3 inflammasome activation in Alzheimer's disease (AD).
  • The study found that low levels of Aβ peptides promote FoxG1 expression and autophagy, while high levels decrease both, highlighting FoxG1’s role in cell survival and reducing inflammation.
  • FoxG1 was shown to activate the AMPK/mTOR autophagy pathway, which helps mitigate NLRP3-mediated neuroinflammation, suggesting its potential as a therapeutic target in AD.
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  • Strategies that enhance the differentiation of hippocampal precursor cells into neurons could help repair damage from neurodegenerative diseases.
  • FOXG1 is a key protein involved in brain development, but its role in adult brain neurogenesis is not well understood.
  • Research shows that increasing FOXG1 levels can promote the growth and maturation of neural precursor cells into neurons, suggesting potential therapeutic approaches for conditions causing neuronal loss.
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Background: Several recent findings have revealed that targeting of cell cycle reentry and (or) progression may provide an opportunity for the therapeutic intervention of Alzheimer's disease (AD). FOXG1 has been shown to play important roles in pattern formation, cell proliferation, and cell specification. Thus far, the roles of FoxG1 and its involvement in AD are largely unknown.

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Recent evidence has confirmed the association of glucocorticoid receptor (GR) gene variants with the "stress" endocrine axis in postpartum depression (PPD). Sirtuin 1(SIRT1) is an NAD-dependent histone deacetylase and transcriptional enhancer of GR. However, to date, the function of the SIRT1 gene in the regulation of GR expression in PPD remains to be fully determined.

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Amyloid-β (Aβ) is the core component of amyloid plaques of Alzheimer's disease (AD). Recent evidence has confirmed that Aβ triggers neurodegeneration by dramatically suppressing vitamin D receptor (VDR) expression. Thus far, the onset mechanisms and means of preventing AD are largely unknown.

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Genes and environmental conditions are thought to interact in the development of postnatal brain in schizophrenia (SZ). Genome wide association studies have identified that PPARGC1A being one of the top candidate genes for SZ. We previously reported GABAergic neuron-specific PGC-1α knockout mice (Dlx5/6-Cre:PGC-1α) presented some characteristic features of SZ.

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Interneurons not only contribute to the global balance of activity in cortical networks but also mediate the precise gating of information through specific proteins. Accumulating evidence demonstrates that peroxisome-proliferator-activated receptor-gamma co-activator 1 alpha (PGC-1α) is concentrated in inhibitory interneurons and that it plays an important role in neuropsychiatric diseases. However, the functions of the transcriptional coactivator PGC-1α in sensorimotor gating, short-term habituation and spatial reference memory are still not entirely clear.

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Although postpartum depression (PPD) is the leading cause of disability worldwide, its molecular mechanisms are poorly understood. Recent evidence has suggested that impaired glucocorticoid receptor (GR), the signaling of key molecules of the HPA axis, plays a key role in the behavioral and neuroendorcrine alterations of major depression. However, the role of GR in postpartum period, which following with the abrupt withdrawal of placental corticotropin releasing hormone (CRH) and resulting in a re-equilibration of the maternal HPA axis in the days of post-delivery, is still not entirely clear.

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