Publications by authors named "Duan Hua"

Background: Cryoablation (cryo) is a local anti-tumor method and activation of immunity is one of its mechanisms, but it is affected by many factors. Numerous studies have proved that combination therapy based on cryo can activate immunity more effectively and synergistically. Cryo combined with chemotherapy(chemo) has been proven to improve the quality of life and prolong survival of tumor patients, but the immune effect is still unclear.

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In contemporary agriculture, experts develop preventative and remedial strategies for various disease stages in diverse crops. Decision-making regarding the stages of disease occurrence exceeds the capabilities of single-image tasks, such as image classification and object detection. Consequently, research now focuses on training visual question answering (VQA) models.

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This study investigated the microstructure, mechanical properties, and nucleation mechanism of acicular ferrite (AF) present in hot-rolled Ti deoxidized steel. In our experiments, the impact toughness of Ti deoxidized steel is significantly increased to 144 J at -20 °C, while those Mn and Al deoxidized steels are only 9 J and 18 J, respectively. Interlocked AF is the primary microstructure of Ti deoxidized steel.

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Article Synopsis
  • - The study aimed to evaluate the effectiveness and safety of Sanjie Analgesic Capsule (SAC) in treating pain related to endometriosis in Chinese women, conducted over multiple centers with 323 patients.
  • - Participants were randomized to receive either SAC or a placebo for three menstrual cycles, with pain response measured at 3 and 6 months using a Visual Analogue Scale.
  • - Results showed significant improvements in pain symptoms for the SAC group compared to the placebo, particularly in dysmenorrhea, while the overall safety profile was similar between both groups.
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Objective: To develop a multimodal learning application system that integrates electronic medical records (EMR) and hysteroscopic images for reproductive outcome prediction and risk stratification of patients with intrauterine adhesions (IUAs) resulting from endometrial injuries.

Materials And Methods: EMR and 5014 revisited hysteroscopic images of 753 post hysteroscopic adhesiolysis patients from the multicenter IUA database we established were randomly allocated to training, validation, and test datasets. The respective datasets were used for model development, tuning, and testing of the multimodal learning application.

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Adenomyosis (ADS) is a common gynecological disorder, and its pathogenesis remains unclear. This study explores the functions of circRNAs in the eutopic endometrium of ADS and their diagnostic efficacy for ADS. High-throughput RNA sequencing was performed on 12 eutopic endometrial samples from ADS patients and 3 control endometrial samples.

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The Shexiang Zhuifeng Zhitong Ointment with the effects of dispelling wind, removing dampness, dissipating cold, and relieving pain is used for treating arthralgia, muscular pain, and sprain pain caused by cold-dampness obstruction. To evaluate the efficacy and safety of Shexiang Zhuifeng Zhitong Ointment in relieving the pain due to knee osteoarthritis(syndrome of cold-dampness obstruction), a randomized, double-blind, parallel controlled, multicenter clinical trial was conducted. The stratified randomization method was used to randomize the 240 subjects into a treatment group and a control group in a ratio of 1∶1.

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Introduction: Intrauterine adhesions (IUAs) caused by endometrial injury, commonly occurring in developing countries, can lead to subfertility. This study aimed to develop and evaluate a DeepSurv architecture-based artificial intelligence (AI) system for predicting fertility outcomes after hysteroscopic adhesiolysis.

Methods: This diagnostic study included 555 intrauterine adhesions (IUAs) treated with hysteroscopic adhesiolysis with 4,922 second-look hysteroscopic images from a prospective clinical database (IUADB, NCT05381376) with a minimum of 2 years of follow-up.

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Background: Macrophages play an essential role in regulating ovarian cancer immune microenvironment. Studies have shown that m6A methylation could influence immune microenvironment in cancer. In this study, we investigated the roles of m6A demethylase ALKBH5 and m6A recognition protein IGF2BP2 played in regulating macrophages polarization in ovarian cancer.

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Visual Simultaneous Localization and Mapping (VSLAM) estimates the robot's pose in three-dimensional space by analyzing the depth variations of inter-frame feature points. Inter-frame feature point mismatches can lead to tracking failure, impacting the accuracy of the mobile robot's self-localization and mapping. This paper proposes a method for removing mismatches of image features in dynamic scenes in visual SLAM.

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The junctional zone (JZ) is an important structure in the myometrium that maintains uterine fertility. Changes in the junctional zone are closely related to infertility and adenomyosis (ADS). As an increasing number of young women are affected by ADS, the disease is no longer considered typical of women over 40.

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Adenomyosis (ADS) is a common benign gynecological disease. Abnormal proliferation at the endometrial-myometrial interface (EMI) plays a crucial role in the occurrence and progression of ADS. miR-141-3p is associated with cell proliferation and apoptosis.

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In the past decade, research on ultrasound therapy in obstetrics and gynecology has rapidly developed. Currently, high-intensity ultrasound has been widely used in clinical practice, while low-intensity ultrasound has gradually emerged as a new trend of transitioning from pre-clinical research to clinical applications. Low-intensity pulsed ultrasound (LIPUS), characterized by a non-invasive low-intensity pulse wave stimulation method, employs its non-thermal effects to achieve safe, economical, and convenient therapeutic outcomes.

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Background: Hysteroscopic metroplasty of the uterine septum has been the standard treatment strategy to improve reproductive outcomes, but there are still controversies about the appropriateness of metroplasty. In addition, there have been few studies of the factors related to reproductive outcomes of women after surgery. The study aimed to evaluate the reproductive outcomes and the associated risk factors that influence reproductive outcomes after hysteroscopic metroplasty of women with septate uterus and the desire to conceive.

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Research Question: What are the factors influencing the fertility of patients with intrauterine adhesions (IUA) after hysteroscopic adhesiolysis and which assessment system is more efficient in predicting post-operative ongoing pregnancy?

Design: The clinical information of 369 individuals diagnosed with and treated for IUA were obtained from the Multicentre Prospective Clinical Database for the Construction of Predictive Models on Risk of Intrauterine Adhesion (NCT05381376) and randomly divided into the training and validation cohorts. A univariate analysis was performed to identify relevant clinical indicators, followed by a least absolute shrinkage and selection operator (LASSO) regression for regularization and SHapley Additive exPlanation (SHAP) for extreme gradient boosting (XGBoost) predictive model visualization. Finally, receiver operating characteristic (ROC) curves were constructed to assess the model's efficiency.

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Introduction: The endometrial microbiota plays an essential role in the health of the female reproductive system. However, the interactions between the microbes in the endometrium and their effects on adenomyosis remain obscure.

Materials And Methods: We profile endometrial samples from 38 women with (=21) or without (=17) adenomyosis to characterize the composition of the microbial community and its potential function in adenomyosis using 5R 16S rRNA gene sequencing.

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Research Question: What is the specific mechanism of umbilical cord mesenchymal stem cell-derived exosomes (UCMSC-exos) in regulating endometrial repair and regeneration?

Design: In this study, UCMSC-exos were harvested by differential ultracentrifugation from umbilical cord mesenchymal stem cell culture supernatant and identified with western blotting, transmission electron microscopy and nanoparticle tracking analysis. Transforming growth factor-β1 (TGFβ1) at different concentrations was used to construct the intrauterine adhesions cell model. The fibrotic markers were assessed by quantitative reverse transcription-polymerase chain reaction and western blotting.

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Research Question: What is the efficacy of platelet-rich plasma (PRP) in reducing adhesion reformation in women with moderate to severe intrauterine adhesions (IUA)?

Design: In this randomized controlled trial, women with moderate-to-severe IUA were recruited between November 2019 and June 2021 from a university hospital and randomized into the PRP or control group. The PRP group was treated using an intrauterine-suitable balloon combined with PRP infusion following hysteroscopic adhesiolysis, whereas the control group received only the former intervention. The reductions in adhesion scores from before to after surgery and the adhesion reformation rate were analysed.

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Objective: To compare the safety and efficiency of hysteroscopic laser vaporesection and hysteroscopic resection in the treatment of endometrial polyps. The literatures in databases were searched comprehensively, the literatures that met the inclusion criteria were screened out and the data were extracted. The data were combined with Stata12.

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Background: Uterine adenomyosis is associated with chronic pelvic pain, abnormal uterine bleeding, and infertility. The pathogenesis of adenomyosis is still unclear. Circular RNAs (circRNAs) have been implicated in several benign diseases and malignant tumors.

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Interferon plays an important role in immune response of ovarian cancer. However, the expression pattern of interferon in ovarian cancer remains unclear. This study is aimed at exploring the expression profile of interferon-relate genes and constructing an interferon-based prognostic signature in ovarian cancer.

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Article Synopsis
  • A receptive endometrium is essential for successful embryo implantation, with defects causing infertility or implantation failures in nearly one-third of cases.
  • This study analyzed immune infiltration levels in a pooled dataset of 218 subjects to assess its relationship with reproductive outcomes, focusing on macrophage-endometrium interactions.
  • The xgboost algorithm outperformed other predictive models and ultrasonography in assessing endometrial receptivity, achieving high performance metrics and showing significant implications for reproductive prognostic effects.
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Objective: To explore the impact of concomitant intrauterine adhesions (IUAs) on pregnancy outcomes and obstetric complications in women with a septate uterus.

Methods: This retrospective cohort included women with a septate uterus, with or without IUAs, between 2015 and 2019 in our hospital. The main outcomes were clinical pregnancy rate, live-birth rate, and obstetric complications.

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