Publications by authors named "Zhifu Zhi"

Intrauterine adhesions (IUA) is one of the most prevalent gynecological conditions affecting women of childbearing age. The active ingredient curcumin (CUR), derived from turmeric, is a promising candidate for the treatment of IUA. Nevertheless, the mechanism of action remains undetermined.

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Aim: To explore whether preoperative vaginal dysbiosis influences the recurrence of endometrial polyps after hysteroscopic polypectomy.

Design: Retrospective-prospective observational cohort study.

Methods: A total of 679 patients from our university-affiliated hospital were included in this study.

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Article Synopsis
  • A retrospective study analyzed 206 patients who had hysteroscopic polypectomy to assess the impact of different types of background endometrium on the prognosis of endometrial polyps (EPs).
  • The researchers classified the endometrial tissues into four categories: normal proliferative endometrium, polypoid hyperplastic endometrium, chronic endometritis, and non-atypical endometrial hyperplasia, using statistical analysis to identify risk factors associated with adverse outcomes.
  • Key findings revealed that conditions like chronic endometritis and non-atypical hyperplasia were linked to higher rates of EP recurrence and poor management of abnormal uterine bleeding, indicating the relevance of endometrial pathology in treatment outcomes.
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Aim: The goal of this study is to evaluate the safety of diagnostic hysteroscopy (HSC) in type II endometrial cancer (EC).

Methods: We searched PubMed, the Cochrane Library and the Chinese Medical Journal Full-Text Database until December 2023. Eligible trials were all cohort studies in which patients were allocated to diagnostic HSC group or dilation and curettage (D&C) group.

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Article Synopsis
  • Narrow-band imaging (NBI) is a new technology that enhances the visibility of blood vessels during endoscopic procedures, and this study aimed to compare its effectiveness in hysteroscopic excision for patients with post-cesarean scar diverticulum (PCSD) against traditional white light (WL) hysteroscopy.
  • A total of 73 patients with symptomatic PCSD were divided into two groups, with 32 receiving NBI hystroscopy and 41 receiving WL hystroscopy, and their menstrual patterns were tracked over 12 months following the procedure.
  • Results showed that patients who underwent NBI hystroscopy had significantly lower rates of menstrual bleeding duration and higher symptom-free remission rates compared to those who underwent WL hystroscopy.
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Background: The comprehensive expression level and potential molecular role of Cyclin A2 (CCNA2) in uterine corpus endometrial carcinoma (UCEC) remains undiscovered.

Methods: UCEC and normal endometrium tissues from in-house and public databases were collected for investigating protein and messenger RNA expression of CCNA2. The transcription factors of CCNA2 were identified by the Cistrome database.

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Objectives: The prognosis of endometrial cancer (EC) is significantly affected by tumor infiltration and metastasis. Cortactin (CTTN) regulates infiltration and metastasis in other tumors. Studies on the role and mechanism of CTTN in EC are limited and further studies are needed.

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Intrauterine adhesion (IUA) is a gynaecological disease caused by uterine cavity surgeries and infections that leads to partial or total occlusion of the uterine cavity. However, the underlying mechanism(s) and progression of the disease have not yet been identified. IUA has a high recurrence rate and poor prognosis, and effective drugs to prevent adhesion are lacking.

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Neural tube defects (NTDs) constitute the second most common congenital malformation of the central nervous system. The pathogenesis of NTDs is not entirely clear. In recent years, microRNAs (miRNAs) have become a hot spot in genetic and developmental biology research.

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Background: Ovarian cancer (OV) is a serious threat to women's health. Immunotherapy is a new approach. Alternative splicing (AS) of messenger RNA (mRNA) and its regulation are highly relevant for understanding every cancer hallmark and may offer a broadened target space.

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Background: Surgical site infections (SSIs) are common postoperative complications. Whether the use of staples or sutures makes a difference in abdominal surgery's infection rate remains elusive.

Methods: A systematic review was performed to identify randomized clinical trials comparing staples and sutures after abdominal surgeries.

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Aim: To explore the regulatory role and molecular mechanism of lncRNA-LINC01279 in endometriosis (EMs).

Methods: Between September 2018 and July 2019, 20 EMs patients and 20 healthy subjects were recruited to detect the expression of lncRNA-LINC01279 in EMs and in normal endometrium via qRT-PCR. Autograft was used to establish EMs models on Spraque-Dawley (SD) rats, which was followed by taking volume measurements of EMs endometrium and observing pathological changes in the morphology of EMs via hematoxylin and eosin (H&E) staining.

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As a chaperone protein of progesterone receptor (PR), FK-506 Binding Protein 52 (FKBP52) can enhance the activity of PR, but the mechanism of FKBP52 affecting PR expression levels is difficult to clarify. Here, we report a novel in vitro model of ectopic endometrial stromal cells (ESCM) established through the primary culture method of endometrial stromal cells, which is used to study the details of relationship between FKBP52 abnormality and PR expression level in endometriosis (Ems). At the same time, the clinical study of the relationship between FKBP52 and PR expression levels in endometriosis patients was used to verify our conclusions.

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Evidence indicates that microRNAs (miRNAs) play essential roles in early embryonic development. The miRNA-518 family is a special biomarker of the placenta, and miRNA-518b is abnormally expressed in placental tissue in preeclampsia. Early growth response protein 1 (EGR1), a zinc finger transcriptional factor, plays an essential role in regulating cell differentiation, angiogenesis, and migration.

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Early Embryonic Arrest (EEA) is one of the major causes of female infertility. Genetic factors including specific genes and miRNAs may play pivotal roles on EEA. However, it is not well defined what genes and micro RNAs participate the pathophysiological alterations of EEA.

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Purpose: To analyze the effects of the hypoxia-inducible factor 1-alpha (HIF-1α)/vascular endothelial growth factor (VEGF) signaling pathway on villous angiogenesis in early missed abortion.

Methods: Immunohistochemical assays were performed to detect the expression of micro-vessel density (MVD), HIF-1α, and VEGF in villous tissue samples from 30 missed abortions and 30 elective abortions in early pregnancy. We further analyzed the correlation between HIF-1α/VEGF and MVD.

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