Publications by authors named "Ying Jian"

Article Synopsis
  • Post-translational modifications, like lactylation, are crucial in regulating protein function in bacteria, but their roles in pathogenesis are less understood than in eukaryotes.
  • The study highlights how Staphylococcus aureus modifies proteins by adding lactate to lysine residues, particularly affecting the alpha-toxin, which is key for its virulence.
  • Increased lactate levels during infections may enhance the bacterium's ability to produce toxins, boosting its virulence and making it more dangerous in infection scenarios.
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  • The study analyzed pneumonia diagnoses in patients admitted to U.S. Veterans Affairs medical centers from the emergency department from January 2015 to January 2022, focusing on discrepancies in initial, discharge, and radiographic diagnoses. !* -
  • Out of 2,383,899 hospitalizations, about 13.3% were diagnosed with pneumonia, with a significant 57% experiencing discordance between initial and discharge diagnoses. !* -
  • Findings indicated that uncertainty in diagnoses was common, especially in high-complexity hospitals, and that patients without an initial pneumonia diagnosis faced a higher 30-day mortality rate compared to those with consistent diagnoses. !*
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Objective: This study aims to conduct an extensive analysis of autoimmune bullous diseases, particularly pemphigus vulgaris and bullous pemphigoid, in Shanghai, China, from 2016 to 2023. It seeks to understand the demographic profiles, comorbidities, mortality rates, risk factors, and socioeconomic impacts associated with autoimmune bullous disease.

Methods: A cross-sectional study design was employed, enrolling 1,072 patients.

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Background: Physical function is associated with cancer-related quality of life and survival. The correlation of patient-reported and objective measures of physical function has not been quantified previously in the cancer rehabilitation medicine setting.

Objective: To correlate patient-reported physical function with objective measures of physical function.

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Immunohistochemistry (IHC) is used to guide treatment decisions in multiple cancer types. For treatment with checkpoint inhibitors, programmed death ligand 1 (PD-L1) IHC is used as a companion diagnostic. However, the scoring of PD-L1 is complicated by its expression in cancer and immune cells.

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() is a notorious pathogen that cause metastatic or complicated infections. Hypervirulent ST398 clonotype strains, remarkably increased in recent years, dominated Community-associated (CA-SA) infections in the past decade in China. Small RNAs like RNAIII have been demonstrated to play important roles in regulating the virulence of , however, the regulatory roles played by many of these sRNAs in the ST398 clonotype strains are still unclear.

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Written clinical language embodies and reflects the clinician's mental models of disease. Prior to the COVID-19 pandemic, pneumonia was shifting away from concern for healthcare-associated pneumonia and toward recognition of heterogeneity of pathogens and host response. How these models are reflected in clinical language or whether they were impacted by the pandemic has not been studied.

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This study was conducted to observe the effect of Chinese herbal compound on the treatment of colon cancer using AOM/DSS-induced C57BL/6J colon cancer mice and to validate potential influence on intestinal flora of mice. A colorectal cancer (CRC) mouse model was built with a total of 50 C57BL/6J mice that were induced by administrating AOM/DSS. These experimental animals were split up into 5 groups, a control group, a model group, and low-, medium- and high-dose Chinese herbal compound groups.

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Background: Face masks have become a common sight during the Coronavirus Disease 2019 (COVID-19) pandemic in many countries. However, the impact of prolonged face mask wearing on nasal microbiota of healthy people is not fully understood.

Methods: In this study, we compared the nasal microbiota of 82 young adults who wore face masks for an extended period of time to 172 mask-free peers from the same school recruited before the COVID-19 pandemic via 16S ribosomal RNA gene sequencing.

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Article Synopsis
  • Diabetic foot infections are a common problem for people with diabetes, and a specific type of bacteria is often found in these infections.
  • People with diabetes have a different mix of bacteria in their noses compared to healthy people, which can affect their health.
  • A certain strain of bacteria (ST7) is more harmful and more likely to grow in those with high blood sugar levels, and getting rid of this bacteria is really important for keeping diabetic patients healthy.
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  • - Cardiovascular disease (CVD) greatly impacts African American populations, but their underrepresentation in genetic studies might exacerbate health disparities; this study focuses on how polygenic risk scores (PRSs) relate to CVD risk in African Americans
  • - Using data from the Jackson Heart Study, researchers analyzed genetic factors influencing 10-year atherosclerotic cardiovascular disease (ASCVD) risk in 2,077 black adults aged 40-79 who had no history of coronary heart disease or stroke
  • - Results showed that participants with higher HbA1c PRS had a significantly increased predicted ASCVD risk, indicating that genetic predisposition can influence cardiovascular health and emphasizing the need for inclusive genetic research in health studies
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The consumption of noodles with a high glycemic index (GI) can affect health, prompting the need for dietary adjustments to manage abnormal blood glucose levels. This review delves into recent progress in low GI noodles and their potential effect for human well-being. Diverse approaches, encompassing the incorporation of soluble dietary fiber, modified starches, proteins, and plant polyphenols, have shown encouraging outcomes in diminishing the GI of noodles.

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Objectives: In a real-world trial, we previously demonstrated that Huntsman at Home, a novel oncology hospital at home program, was associated with reduced health care utilization and costs. In this study, we sought to understand the impact of Huntsman at Home in specific patient subgroups defined by sex, age, area-level median income, Charlson Comorbidity Index, and current use of systemic anticancer therapy.

Design: Retrospective case-control study of the Huntsman Cancer Institute.

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Background: The Systolic Blood Pressure Intervention Trial (SPRINT) demonstrated an intensive (<120 mm Hg) vs. standard (<140 mm Hg) systolic blood pressure (SBP) goal lowered cardiovascular disease (CVD) risk. Estimating the effect of intensive SBP lowering among SPRINT-eligible adults most likely to benefit can guide implementation efforts.

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Importance: Intensive vs standard treatment to lower systolic blood pressure (SBP) reduces risk of mild cognitive impairment (MCI) or dementia; however, the magnitude of cognitive benefit likely varies among patients.

Objective: To estimate the magnitude of cognitive benefit of intensive vs standard systolic BP (SBP) treatment.

Design, Setting, And Participants: In this ad hoc secondary analysis of the Systolic Blood Pressure Intervention Trial (SPRINT), 9361 randomized clinical trial participants 50 years or older with high cardiovascular risk but without a history of diabetes, stroke, or dementia were followed up.

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Importance: Non-ventilator-associated hospital-acquired pneumonia (NV-HAP) is a common and deadly hospital-acquired infection. However, inconsistent surveillance methods and unclear estimates of attributable mortality challenge prevention.

Objective: To estimate the incidence, variability, outcomes, and population attributable mortality of NV-HAP.

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Objective: Surveillance of non-ventilator-associated hospital-acquired pneumonia (NV-HAP) is complicated by subjectivity and variability in diagnosing pneumonia. We compared a fully automatable surveillance definition using routine electronic health record data to manual determinations of NV-HAP according to surveillance criteria and clinical diagnoses.

Methods: We retrospectively applied an electronic surveillance definition for NV-HAP to all adults admitted to Veterans' Affairs (VA) hospitals from January 1, 2015, to November 30, 2020.

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Article Synopsis
  • The study investigates the molecular and phenotypic characteristics of Staphylococcus aureus (SA) in urinary tract infections (UTIs), specifically focusing on isolates from a Shanghai hospital between 2008 and 2020.* -
  • Of the 4,405 analyzed isolates, 193 (4.38%) were from UTI cases, with UTI-derived sequence types ST1 and ST5 being the most common; the research highlighted that UTI-ST1 had unique traits such as decreased red blood cell hemolysis and increased biofilm formation in urea-supplemented conditions.* -
  • The study identified that urease activity and expression in UTI-ST1 potentially aids in its survival during UTI path
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Background & Aims: Inflammatory bowel disease (IBD) is a widespread gastrointestinal inflammatory disorder with globally increasing incidence. Clostridioides difficile infection (CDI) often occurs in patients with intestinal dysbiosis, such as after antibiotic therapy. Patients with IBD have increased incidence of CDI and the clinical outcome of IBD is reportedly worsened by CDI.

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Immunohistochemistry (IHC) highlights specific cell types in tissues and traditionally involves antibody staining together with a hematoxylin counterstain. The intensity and pattern of hematoxylin staining differs between cell types and reveals morphological characteristics of cells. Here, we propose that features in the hematoxylin stain can be used to predict IHC labels, such as Neurofibromin (encoded by the gene ).

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Background: Trifluridine/Tipiracil (TAS-102) and regorafenib are FDA-approved in the United States for treatment of refractory metastatic colorectal cancer (mCRC). FDA approvals of these agents were based on modest improvements in overall survival (OS) compared with best supportive care + placebo in the RECOURSE and CORRECT trials, respectively. This study compared real-world clinical outcomes with the use of these agents.

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Allergic rhinitis (AR)-commonly called hay fever-is a widespread condition that affects the quality of life of millions of people. The pathophysiology of AR remains incompletely understood. In particular, it is unclear whether members of the colonizing nasal microbiota contribute to AR.

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