Publications by authors named "Da-Wei Wei"

Study Design: A retrospective, cross-sectional cohort study.

Objective: This study aims to investigate the association between paraspinal muscle parameters and single-segment degenerative lumbar spondylolisthesis (DLS).

Summary Of Background Data: The relationship between lumbar paraspinal muscles morphology and single-segment DLS remains unclear.

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Background: One of the risk factors for esophageal adenocarcinoma is achalasia, an esophageal motility disorder that is typically treated surgically through laparotomy or laparoscopic surgery. The risk factors of gastric cardia cancer are also similar to esophageal adenocarcinoma due to the anatomical location of the gastric cardia close to the esophagus. There is currently no clinical evidence that achalching has a correlation with gastric cardia cancer.

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Article Synopsis
  • * In a study using RNA sequencing, researchers compared gene expression profiles between bMECs with and without miR-223 inhibitors, finding 224 differentially expressed genes, predominantly involved in immune responses and inflammation signaling pathways.
  • * The results indicated that miR-223 helps to regulate inflammation in bMECs and could be a valuable target for future treatments of mastitis in dairy cows.
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MicroRNAs (miRNAs) are involved in the regulation of a variety of biological processes. However, the research on the regulatory role of bovine mammary epithelial cells (bMECs) is scarce. To date, there are no reports about the role of miR-199a-3p in bMECs.

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A novel Gram-stain-negative, short-rod-shaped, orange-pigmented bacterial strain, designated L-1-4 w-11, was isolated from Baiyang Lake in China. The strain grew at 15-35 °C (optimum 30 °C) and pH 7-8 (optimum pH 7) in TSA medium. The predominant polar lipids of strain L-1-4 w-11 were sphingoglycolipid, phosphatidylethanolamine, phosphatidylcholine, phosphatidylglycerol, diphosphatidylglycerol, one unidentified glycolipid and three unidentified lipids; the major cellular fatty acids were Cω6 and summed feature 8 (Cω7 and/or Cω6); and the major respiratory quinone was ubiquinone 10 (Q-10).

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Healthy mammary gland is essential for milk performance in dairy cows. MicroRNAs (miRNAs) are the key molecules to regulate the steady state of mammary gland in dairy cows. This study investigated the potential role of miR-29c in bovine mammary epithelial cells (bMECs).

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Circular RNAs (circRNAs) are widely involved in inflammatory responses, but their specific regulatory roles in cow mastitis remain controversial. In this study, RNA-seq was used to generate a circRNA expression profile, which identified 71 differentially expressed circRNAs (DEcircRNAs) in lipopolysaccharide (LPS)-stimulated MAC-T bovine mammary epithelial cells (bMECs) at different stages of inflammation. Functional analyses revealed that these DEcircRNAs may be involved in cellular proliferation, apoptosis, migration, and the inflammatory responses through regulation of numerous related signaling pathways.

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Multidrug-resistant Gram-negative carriers of Klebsiella pneumoniae carbapenemases (KPCs) often subvert antibiotic therapy due to inadequate sensitivity in laboratory detection. Although unstable gene amplification has been recognized to crucially contribute to underestimation or misestimation of antimicrobial resistance in clinical isolates, the precise mechanisms underlying carbapenem resistance driven by amplification of remain obscure. Here, we reported that IS-mediated amplification of rapidly and robustly gave rise to carbapenem hyperresistant phenotypes in an Escherichia coli clinical strain following sublethal meropenem or tobramycin preexposure.

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Article Synopsis
  • Bovine mastitis is caused by pathogenic microorganisms and involves an inflammatory response in mammary glands, triggered by lipopolysaccharide (LPS) activation of the TLR4 signaling pathway.
  • In a study using MAC-T bovine mammary epithelial cell lines, RNA-seq revealed 2,257 long non-coding RNAs (lncRNAs), including 112 differentially expressed lncRNAs (DElncRNAs) over time after LPS exposure.
  • Key findings highlighted the regulation of immune-related processes by DElncRNAs, with specific lncRNAs linked to significant inflammatory signaling pathways (Notch, NF-κB, MAPK, PI3K-Akt, mTOR), providing a resource for future l
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Mastitis is a complex inflammatory disease caused by pathogenic infection of mammary tissue in dairy cows. The molecular mechanism behind its occurrence, development, and regulation consists of a multi-gene network including microRNA (miRNA). Until now, there is no report on the role of miR-125b in regulating mastitis in dairy cows.

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As the main pathogen causing dairy cow mastitis, can cause subclinical mastitis, which is difficult to be diagnosed. It seriously affects milk quality and the economic benefits of the dairy industry. Therefore, it is very necessary to find biomarkers for early diagnosis of -infected mastitis in peripheral blood of dairy cows.

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MicroRNAs (miRNAs) play a critical role in regulating various biological processes, such as cell differentiation and immune modulation by binding to their target genes. miR-223 is a miRNA with important functions and has been widely investigated in recent years. Under certain physiological conditions, miR-223 is regulated by different transcription factors, including sirtuin1 (Sirt1), PU.

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Introduction: Osthole has a potential therapeutic application for anti-osteoporosis. The present study verified whether osthole downregulates osteoclastogenesis via targeting OPG.

Methods: In vivo, 12-month-old male mice were utilized to evaluate the effect of osthole on bone mass.

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Objective: To determine the relationship between serum vitamin B (Vit B) concentration and the status of bone mineral density and identify the relationship between serum Vit B6 and bone metabolism parameters in middle-aged and older people in China.

Design: The present study was a cross-sectional study within the framework of an ongoing prospective population-based cohort study.

Setting And Participants: A total of 1829 residents (men ≥50 years and women ≥45 years) from two subdistricts were recruited from July 2015 to February 2016 in Shanghai, China.

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The SIX1 gene belongs to the family of six homeodomain transcription factors (TFs), that regulates the extracellular signal-regulated kinase 1/2 (ERK1/2) pathway and mediate skeletal muscle growth and regeneration. Previous studies have demonstrated that SIX1 is positively correlated with body measurement traits (BMTs). However, the transcriptional regulation of SIX1 remains unclear.

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The SIX1 homeobox gene belongs to the six homeodomain family and is widely thought to play a principal role in mediating of skeletal muscle development. In the present study, we determined that the bovine SIX1 gene was highly expressed in the longissimus thoracis and physiologically immature individuals. DNA sequencing of 428 individual Qinchuan cattle identified nine single nucleotide polymorphisms (SNPs) in the promoter region of the SIX1 gene.

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