Publications by authors named "Li-ying Liu"

This study investigated the role of mitochondrial fusion protein-2 (MFN2) in bovine embryonic development and its relationship with endoplasmic reticulum (ER) stress, aiming to increase the efficiency of in vitro embryo culture. Western blot analysis revealed that MFN2 expression peaked at the 2-cell stage, decreased at the 4-cell stage, and gradually increased from the 6-8-cell stage to the blastocyst stage. Inhibiting MFN2 at the zygote stage reduced blastocyst formation and proliferation, and this damage was partially reversed by the ER stress protective agent TUDCA.

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Background: Sirolimus is increasingly utilized in treating diseases associated with mTOR pathway overactivation. Despite its potential, the lack of evidence regarding its long-term safety across all age groups, particularly in pediatric patients, has limited its further application. This study aims to assess the long-term safety of sirolimus, with a specific focus on its impact on growth patterns in pediatric patients.

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  • A phase I trial tested a lentiviral vector (LV-ABCD1) injection for treating childhood cerebral adrenoleukodystrophy (CCALD) directly into patients' brains, with doses ranging up to 1600 μL.
  • The trial, involving 7 patients over the span of a year, reported no serious injection-related adverse events, with mild side effects like irritability (71%) and fever (57%) that resolved quickly.
  • Preliminary findings showed 100% survival after one year and successful expression of the ABCD1 protein in immune cells, indicating that this treatment is safe and potentially effective, although further research is needed.
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Background: Addison's disease and X-linked adrenoleukodystrophy (X-ALD) (Addison's-only) are two diseases that need to be identified. Addison's disease is easy to diagnose clinically when only skin and mucosal pigmentation symptoms are present. However, X-ALD (Addison's-only) caused by ABCD1 gene variation is ignored, thus losing the opportunity for early treatment.

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Objective: To analyze the efficacy and safety of flumatinib, a second-generation tyrosine kinase inhibitor (TKI) independently developed in China, in patients with chronic myelogenous leukemia in chronic phase (CML-CP) who falied first-line and second-line treatment.

Methods: The clinical data of 30 CML-CP patients treated with flumatinib in Lianyungang First People's Hospital from January 2020 to September 2022 were collected retrospectively. Among them, 15 patients who received imatinib first-line treatment but failed treatment were included in the second-line group, and the other 15 patients who failed second-line treatment with nilotinib or dasatinib were included in the third-line group.

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  • Scientists wanted to see how electro-acupuncture (a special type of acupuncture with electricity) affects blood flow in women who have problems getting pregnant.
  • *They studied 80 women, dividing them into two groups: one got the acupuncture treatment, while the other did not receive any treatment.
  • *The results showed that the acupuncture group had better blood flow to their uterus and ovaries, but there were no big differences in getting pregnant between the two groups.
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Background: Transvaginal oocyte retrieval is frequently followed by adverse events related to anesthesia and the procedure. Some research showed that transcutaneous electrical acupoint stimulation (TEAS) can relieve intraoperative pain and postoperative nausea.

Objective: This study examined whether TEAS can alleviate pain and relieve adverse symptoms after oocyte retrieval.

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Accurate estimation of perioperative blood transfusion risk in lumbar posterior interbody fusion is essential to reduce the number, cost, and complications associated with blood transfusions. Machine learning algorithms have the potential to outperform traditional prediction methods in predicting perioperative blood transfusion. This study aimed to construct a machine learning-based perioperative transfusion risk prediction model for lumbar posterior interbody fusion in order to improve the efficacy of surgical decision-making.

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Polymers are the backbone of drug delivery. Electrospinning has greatly enriched the strategies that have been explored for developing novel drug delivery systems using polymers during the past two decades. In this study, four different kinds of polymers, i.

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Neuroimaging studies have demonstrated the association of the cognitive control network (CCN) with the maintenance of chronic pain. However, whether and how dorsolateral prefrontal cortex (DLPFC), a key region within the CCN, is altered in menstrual pain is unclear. In this study, we aimed to investigate alterations in the DLPFC functional connectivity network in patients with primary dysmenorrhea (PDM).

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X-linked adrenoleukodystrophy (ALD) is a rare peroxisome disease with phenotypic heterogeneity. There is a lack of suitable in vitro models to study its pathogenesis. We established two strains of iPSCs from skin fibroblasts of patients with childhood cerebral ALD and Addison's disease, respectively.

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  • G9-like rotaviruses, specifically subtype G9-VI, re-emerged in Beijing in 2010, quickly becoming the dominant strain over previously common genotypes.
  • Follow-up surveillance from 2014-2017 revealed G9-VI accounted for 98.3% of G9 cases, with a notable P[8] genotype prevalence of 93.7%.
  • Phylogenetic analysis showed G9-VI strains are closely related to emerging rotaviruses globally, demonstrating their potential for widespread transmission and distinct genetic variations compared to earlier strains.
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Objectives: The current study aims to assess the effectiveness of acupuncture in improving the live birth rate (LBR), ongoing pregnancy rate (OPR), clinical pregnancy rate (CPR), biochemical pregnancy rate (BPR), and pregnancy loss (early abortion rate, late abortion rate, ectopic pregnancy rate) in patients with recurrent implantation failure (RIF).

Design: This retrospective study compares the outcomes of patients with RIF who underwent frozen embryo transfer (FET) with or without acupuncture.

Setting: The medical records of patients diagnosed with RIF and visiting Chengdu Xi'nan Gynecological Hospital between January 2018 and June 2021 were reviewed.

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Protein palmitoylation is a post-translational lipid modification of proteins. Accumulating evidence reveals that palmitoylation functions as a sorting signal to direct proteins to destinations; however, the sorting mechanism remains largely unknown. Here, we show that ARF6 plays a general role in targeting palmitoylated proteins from the Golgi to the plasma membrane (PM).

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Objectives: X-linked adrenoleukodystrophy (ALD) is a peroxisomal disease caused by mutations in the gene. Childhood cerebral ALD (CCALD) is characterized by inflammatory demyelination, rapidly progressing, often fatal. Hematopoietic stem cell transplant only delays disease progression in patients with early-stage cerebral ALD.

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Objective: To determine the effect of acupuncture in treating poor ovarian response (POR).

Methods: We searched MEDLINE (via PubMed), EMBASE, Allied and Complementary Medicine Database, CNKI, CBM, VIP database, Wanfang Database, and relevant registration databases from inception to January 30, 2023. In this review, both Chinese and English peer-reviewed literature were included.

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  • Previous studies couldn't definitively distinguish between antibodies for human bocavirus (HBoV) types 1 and 2 due to cross-reactivity.
  • Researchers identified specific divergent regions (DRs) on the VP3 protein of HBoV1 and HBoV2, developing antibodies against these regions for further testing.
  • Results indicated that the anti-DR2 antibody was genotype-specific, effectively distinguishing HBoV1 from HBoV2 in clinical samples, while other regions showed cross-reactivity.
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Background: Vigabatrin (VGB) is currently the most widely prescribed first-line medication for individuals with infantile spasms (IS) and especially for those with tuberous sclerosis complex (TSC), with demonstrated efficacy. Meanwhile, its adverse events, such as vigabatrin-associated brain abnormalities on magnetic resonance imaging (MRI; VABAM), have also been widely reported.

Objectives: The objectives of this study were to observe the occurrences of VABAM in patients with IS caused by TSC (IST) and further explore the associated risk factors.

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Background: Chronic pain (CP) patients tend to represent aberrant functional brain activity. Acupuncture is an effective clinical treatment for CP, and some fMRI studies were conducted to discover the alternation of brain regions after acupuncture therapy for CP. However, the heterogeneity of neuroimaging studies has prevented researchers from systematically generalizing the central mechanisms of acupuncture in the treatment of CP.

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In this work, we investigate theoretically the reflective polarization rotator in a silicon waveguide formed by periodically arranged rectangular air holes. The etched air holes generate the large birefringence for the waveguide. The effective refractive index of the non-etched waveguide is isotropic.

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Cocrystals containing distinct atom-precise metal nanoclusters (NCs) provide an opportunity to elucidate the crystallization process, architectural complexity, and newly emerging properties of condensed-state metal NC-assembled materials. However, the controllable preparation of such cocrystals is still challenging. Herein, we present a modular strategy to cocrystallize two customized carboranylthiolate-protected copper NCs, Cu(CBHS)(CHCN) (Cu) and Cu(CBHS) (Cu), which adopt matched surface patterns by host-guest chemistry.

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Objective: Infantile spasms (IS) is a common epilepsy syndrome in infancy. Genetically based birth defects are among the many causes of infantile spasms. Genetic diagnosis can reveal the etiology of IS and guide treatment strategies and genetic counseling, but significant challenges surround the choice of appropriate genetic diagnostic strategies to improve the diagnostic yield in IS.

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  • * The study reveals that blocking the sorting mechanism that delivers EGFR to the plasma membrane can be an effective approach for treating EGFR-dependent tumors, with palmitoylation playing a crucial role in this process.
  • * A new cell-permeable peptide, N-myristoylated GKVL-TAT, has been developed to disrupt EGFR's plasma membrane localization, demonstrating significant inhibition of tumor progression, thereby indicating its therapeutic potential.
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Introduction: Primary dysmenorrhea (PDM) is a common gynecological disease and chronic pain disorder. Moxibustion, a form of traditional Chinese medicine therapy, has proven to be effective for PDM. However, the central mechanisms of PDM and moxibustion for PDM are still unclear.

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Background: The study aimed to investigate how acupuncture modulates brain activities across multiple frequency bands to achieve therapeutic effects in PDM.

Methods: A total of 47 patients with PDM were randomly assigned to the verum acupuncture group and sham acupuncture group with three menstrual cycles of the acupuncture course. The fMRI scans, visual analog scale (VAS) scores, and other clinical evaluations were assessed at baseline and after three menstrual-cycles treatments.

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