Publications by authors named "NingHan Feng"

Background: The massive harmful effects of cigarette (tobacco) smoking on reproduction and fecundity are apparent. Even smoking cessation is often suggested for infertility patients by clinic doctors, while the impact of smoking cessation on semen quality in patients with oligoasthenospermia is uncovered.

Methods: Ninety oligoasthenospermia patients with long tobacco smoking history were directed by andrology doctors to cease smoking, and their cessation was followed up for 3 to 6 months.

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Objective: This study aims to investigate the molecular mechanisms by which YWHAG (Tyrosine 3-Monooxygenase/Tryptophan 5-Monooxygenase Activation Protein Gamma) promotes metastasis in bladder cancer. Specifically, it seeks to elucidate the role of YWHAG in driving cancer cell invasion and its potential as a prognostic marker for bladder cancer progression.

Methods: The expression pattern of YWHAG in both primary and metastatic bladder cancer tissues was analyzed using immunohistochemistry (IHC) to determine its correlation with clinical stage and prognosis in bladder cancer patients.

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Background: Lipid metabolism is crucial in cancer progression. Lipid droplets (LDs) generated in cancer cells can act as protective mechanisms through alleviating lipotoxicity under stress conditions. We previously developed IC2 from the Chinese medicine icaritin as an inhibitor of stearoyl-CoA desaturase 1 (SCD1).

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Background: Kidney stones are a common urologic disease with an increasing incidence year by year, and there are similar influences between gout status and kidney stone incidence. Therefore the contribution of gout status to the incidence of kidney stones is unclear. The aim of this study was to investigate the relationship between gout status and kidney stones and to further explore the causal relationship by Mendelian randomization (MR) analysis.

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Article Synopsis
  • Observational studies suggest a link between gut microbiota composition and interstitial cystitis, but the exact causal mechanisms are not clear yet.
  • A two-sample Mendelian randomization analysis identified eight bacterial taxa associated with interstitial cystitis, with some increasing risk and others providing protection against the condition.
  • Seven hub genes were found to be differentially expressed in interstitial cystitis patients, indicating potential therapeutic targets and highlighting a causal relationship between gut microbiota and the disease.
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Flap endonuclease 1 (FEN1) is a structure-specific endonuclease that plays a critical role in the maintenance of genome integrity. In this work, we demonstrate a novel self-powered electrochemical FEN1 biosensor for potential applications in molecular diagnosis. Porous FeO nanoparticles are first prepared, and single-strand DNA probes are absorbed on the surface of the nanoparticles.

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  • Microbes play a significant role in bladder cancer, and this study highlights their increased presence in tumor tissues compared to normal bladder tissues.
  • Researchers found a highly diverse microbiome specific to bladder cancer, distinct from other tumors, and established a correlation between intratumoral microbiota, immune responses, and patient prognosis.
  • A novel microbial-based scoring system was developed, allowing for patient subgrouping that reveals differences in prognosis and immune characteristics, with implications for potential clinical applications.
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Background: Traditionally, the assessment of student nursing skills relies heavily on lecturer evaluations. However, lecturers, as the primary evaluators, may be influenced by their individual subjective preferences, experience, and knowledge background. This limitation needs thorough consideration to improve students' assessment skills and ensure that assessment tasks are more objective and accurate.

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  • * Equol, resembling the hormone estradiol, has weak estrogen-like effects and may influence hormone-related cancers, such as breast and prostate cancer.
  • * The article discusses the gut microbiota's role in equol synthesis and its anti-tumor effects, along with the molecular mechanisms involved, aimed at supporting the use of equol in cancer treatment.
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An expanding body of research indicates a correlation between the gut microbiota and various diseases. Metabolites produced by the gut microbiota act as mediators between the gut microbiota and the host, interacting with multiple systems in the human body to regulate physiological or pathological functions. However, further investigation is still required to elucidate the underlying mechanisms.

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  • The study investigates the psychological responses of medical students during the COVID-19 pandemic through qualitative interviews with 40 participants.
  • Five key themes emerged: increased determination to pursue medicine, challenges faced in career aspirations, mental well-being impacts like heightened anxiety, behavioral changes focusing on hygiene, and expectations from various stakeholders.
  • Insights from this research aim to enhance understanding of student experiences in public health crises, which may inform future support systems for medical students.
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Purpose: Patients with recurrent urinary tract infections face complex management challenges. Fecal microbiota transplantation is a superior treatment for chronic infectious diseases, but limited patient knowledge affects treatment decisions. This study aims to identify factors associated with hesitancy towards fecal microbiota transplantation among patients with recurrent urinary tract infections, to help physicians and nurses in providing accurate and useful information to patients.

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Objective: To comprehensively review and critically assess the literature on microbiota differences between patients with interstitial cystitis (IC)/bladder pain syndrome (BPS) and normal controls and to provide clinical practice guidelines.

Materials And Methods: In this systematic review, we evaluated previous research on microbiota disparities between IC/BPS and normal controls, as well as distinctions among IC/BPS subgroups. A comprehensive literature search was conducted across PubMed/MEDLINE, EMBASE, Web of Science, and the Cochrane Central Register of Controlled Trials.

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Late-onset hypogonadism (LOH) is an age-related syndrome characterized by deficiency of serum testosterone produced by Leydig cells. Previous evidence suggested that microRNA (miR)-361-3p can serve as a promising biomarker for LOH. Nonetheless, its detailed function and molecular mechanism in LOH remain unclarified.

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Cuproptosis-related genes (CRGs) are important for tumor development. However, the functions of CRGs across cancers remain obscure. We performed a pan-cancer investigation to reveal the roles of CRGs across cancers.

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Low fertilization rate (LFR) and total fertilization failure (TFF) are often encountered in routine in vitro fertilization (IVF) procedure. To solve this problem, multivariate analyses on the relationship between male factors and in vitro fertilization rate were performed, and a nomogram for prediction of LFR was constructed. This retrospective study contained 2011 couples who received IVF treatment from January 2017 to December 2021.

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  • Prostate cancer exhibits significant histopathological diversity, and a new subtype identified as small cell-like PCa (SCLPC) shows aggressive clinical behavior with low androgen receptor activity but high stemness and proliferation.
  • This subtype is characterized by a molecular profile associated with protein translation, including overexpression of ribosomal protein genes and SP1, a transcription factor linked to castration-resistant PCa (CRPC).
  • Targeted therapies like the SP1 inhibitor plicamycin and the translation elongation inhibitor homoharringtonine demonstrate potential in reducing CRPC growth and progression, highlighting these pathways as promising avenues for clinical treatment.
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Introduction: The aim of this study was to present the surgical technique and clinical outcomes of modified ileal conduit for pelvic lipomatosis (PL).

Methods: From 2020 to 2022, we prospectively enrolled 9 patients with PL undergoing modified ileal conduit. The patient characteristics, perioperative variables, and follow-up outcomes as well as the description of surgical technique were reported.

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Following the publication of this paper, it was drawn to the Editor's attention by a concerned reader that the cellular morphological data in Fig. 1C, the immunofluorescence data shown in Fig. 1E, and certain of the scratch‑wound assay data shown in Fig.

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Objectives: Type 2 diabetes mellitus (T2DM) commonly complicates kidney stone disease (KSD). Our objective is to investigate the variations in the urinary microbiota between individuals with KSD alone and those with KSD plus T2DM. This exploration could have implications for disease diagnosis and treatment strategies.

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This work prepared and investigated the impact of carboxymethyl chitosan nanoparticles (MC-NPs) on the proliferative capability of keloid fibroblasts (KFBs) while analyzing the mechanistic roles of miR-214 and adenosine A2A receptor (A2AR) in fibroblasts within hypertrophic scars. MC-NPs were synthesized through ion cross-linking, were characterized using transmission electron microscopy (TEM) and laser particle size scattering. The influence of MC-NPs on the proliferation capacity of KFBs was assessed using the MTT method.

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Treatment of triple-negative breast cancer (TNBC) remains challenging. Intermittent fasting (IF) has emerged as a promising approach to improve metabolic health of various metabolic disorders. Clinical studies indicate IF is essential for TNBC progression.

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Treatment of castration-resistant prostate cancer (CRPC) is a long-standing clinical challenge. Traditionally, CRPC drugs work by either reducing dihydrotestosterone biosynthesis or blocking androgen receptor (AR) signaling. Here it is demonstrated that AR inhibitor treatment gives rise to a drug-tolerant persister (DTP) state.

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Article Synopsis
  • A recent study analyzed genetic data from over 156,000 prostate cancer cases and 788,000 controls from diverse populations, significantly increasing the representation of non-European participants.
  • Researchers identified 187 new genetic risk variants for prostate cancer, bringing the total to 451, enhancing understanding of genetic factors across different ancestries.
  • The developed genetic risk score (GRS) showed varying risk levels for prostate cancer among different ancestry groups, highlighting its potential for better risk assessment, especially in men of African descent.
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