724 results match your criteria: "Institute of Reproduction and Development[Affiliation]"

Alterations of Sensory-related Functional Brain Network Connectivity in Homozygous Knockout Mice.

Phenomics

October 2024

Human Phenome Institute, Institute of Medical Genetics and Genomics, MOE Key Laboratory of Contemporary Anthropology, Zhangjiang Fudan International Innovation Center, Fudan University, 825 Zhangheng Road, Shanghai, 201203 China.

Unlabelled: () is a neuro-specific gene linked to neurodevelopmental disorders and has recently been reported to function as a bidirectional emotional regulator, highlighting its molecular roles in the nervous system. However, the connections between , brain architecture, and functionality remain to be fully elucidated. Our study utilized 11.

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Advancing prenatal diagnosis through comprehensive fetal cell-free DNA screening.

Clin Transl Med

December 2024

Key Laboratory of Reproductive Genetics (Ministry of Education) and Department of Reproductive Endocrinology, Women's Hospital, Zhejiang University School of Medicine, Hangzhou, China.

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Preimplantation genetic testing for structural rearrangements by genome-wide SNP genotyping and haplotype analysis: a prospective multicenter clinical study.

EBioMedicine

December 2024

Center for Reproductive Medicine, Shandong University, Jinan, Shandong, 250012, China; Key Laboratory of Reproductive Endocrinology of Ministry of Education, Shandong University, Jinan, Shandong, 250012, China; Shandong Key Laboratory of Reproductive Medicine, Jinan, Shandong, 250012, China; Shandong Provincial Clinical Research Center for Reproductive Health, Jinan, Shandong, 250012, China; Shandong Technology Innovation Center for Reproductive Health, Jinan, Shandong, 250012, China; National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Shandong University, Jinan, Shandong, 250012, China; Center for Reproductive Medicine, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200135, China; Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics, Shanghai, 200135, China. Electronic address:

Background: Preimplantation genetic testing for chromosomal structural rearrangements (PGT-SR) has been widely utilized to select euploid embryos in patients carrying balanced chromosomal rearrangements (BCRs) by chromosome copy number analysis. However, reliable and extensively validated PGT-SR methods for selecting embryos without BCRs in large-cohort studies are lacking.

Methods: In this prospective, multicenter, cohort study, carriers with BCRs undergoing PGT-SR were recruited across 12 academic fertility centers within China.

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Short-chain fatty acids in fetal development and metabolism.

Trends Mol Med

December 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China; Shanghai Key Laboratory of Reproduction and Development, Shanghai, China; Research Units of Embryo Original Diseases, Chinese Academy of Medical Sciences, Shanghai, China. Electronic address:

Article Synopsis
  • Short-chain fatty acids (SCFAs) from gut bacteria are important for fetal development, but how they do this is not fully understood.
  • *Fetal SCFA levels are influenced by the mother's SCFA levels, which can be affected by metabolic issues like diabetes and obesity.
  • *Disruptions in SCFA levels can negatively impact fetal development, especially in the cardiovascular, nervous, and immune systems, suggesting that supplementing SCFAs might help in preventing developmental problems linked to maternal health issues.*
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Background: Several studies have documented the high prevalence of obstructive sleep apnea (OSA) among women with polycystic ovary syndrome (PCOS). However, causal relationships between the two conditions remain unconfirmed. This study aims to assess the causal relationships between OSA and PCOS.

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Identification of CCR7 as a potential biomarker in polycystic ovary syndrome through transcriptome sequencing and integrated bioinformatics.

Genomics

November 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China; The International Peace Maternity and Child Health Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China. Electronic address:

Polycystic ovary syndrome (PCOS) is a prevalent endocrine disorder, yet its mechanisms remain elusive. This study employed transcriptome sequencing on granulosa cells from 5 PCOS women and 5 controls, followed by bioinformatic analyses. We identified 684 mRNAs and 167 lncRNAs with significant differential expression.

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Introduction: The placental vascular system plays an important role in the development of pregnancy hypertension in preeclampsia. The gene profiles of whole placental tissue (containing blood vessels and many other structural components) and pure vascular tissue should be very different. All previous reports using RNA-seq analysis in the placenta have tested its whole tissue or the villous part, and thus the gene profiles in the pure placental blood vessels are unknown.

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Gq/G11 oncogenic mutations promote PD-L1 expression and suppress tumor immunity.

Eur J Cell Biol

December 2024

Tianjin Key Laboratory of Retinal Functions and Diseases, Tianjin Branch of National Clinical Research Center for Ocular Disease, Eye Institute and School of Optometry, Tianjin Medical University Eye Hospital, Tianjin 300392, China. Electronic address:

Uveal melanoma (UM) is the predominant form of eye cancer. The genes GNAQ and GNA11, encoding Gq and G11 respectively, are most frequently mutated in UM and are considered the major drivers of UM carcinogenesis by activating YAP. However, the mechanisms by which metastatic UM evades the immune system remain poorly understood.

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Correlation between cardiometabolic index and female infertility: a cross-sectional analysis.

Reprod Biol Endocrinol

November 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China.

Background: Obesity and adverse lipid profile leads to female infertility. The cardiometabolic index (CMI) is a promising indicator for predicting obesity-related diseases. The correlation between CMI and female infertility merits further investigation.

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The ovarian cancer-associated microbiome contributes to the tumor's inflammatory microenvironment.

Front Cell Infect Microbiol

November 2024

Department of Gynecology, Obstetrics and Gynecology Hospital, Fudan University, Shanghai, China.

A growing body of research has established a correlation between tumors and persistent chronic inflammatory infiltration. As a primary instigator of inflammation, the majority of microbiomes naturally residing within our bodies engage in a mutually beneficial symbiotic relationship. Nevertheless, alterations in the microbiome's composition or breaches in the normal barrier function can disrupt the internal environment's homeostasis, potentially leading to the development and progression of various diseases, including tumors.

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An integrated view of the structure and function of the human 4D nucleome.

bioRxiv

October 2024

Department of Biochemistry and Molecular Genetics, Feinberg School of Medicine Northwestern University, Chicago, Illinois, USA.

The dynamic three-dimensional (3D) organization of the human genome (the "4D Nucleome") is closely linked to genome function. Here, we integrate a wide variety of genomic data generated by the 4D Nucleome Project to provide a detailed view of human 3D genome organization in widely used embryonic stem cells (H1-hESCs) and immortalized fibroblasts (HFFc6). We provide extensive benchmarking of 3D genome mapping assays and integrate these diverse datasets to annotate spatial genomic features across scales.

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Novel Loss-of-function Variants of ZP3 Associated with Premature Ovarian Insufficiency.

Reprod Sci

December 2024

School of Life Sciences, Human Phenome Institute, Fudan University, Shanghai, 200433, China.

Premature ovarian insufficiency (POI) is one of the leading causes of female infertility. To date, the genetic etiology of POI has been elucidated in approximately 20-25% of the total cases. The human zona pellucida (ZP) plays an important role in the organization and differentiation of granulosa cells, follicle formation, and sperm recognition.

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Two novel heterozygous missense mutations in BNC1 (NM_001717): c.1000A>G (p.Arg334Gly) and c.

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A spatiotemporal transcriptomic atlas of mouse placentation.

Cell Discov

October 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China.

The placenta, a temporary but essential organ for gestational support, undergoes intricate morphological and functional transformations throughout gestation. However, the spatiotemporal patterns of gene expression underlying placentation remain poorly understood. Utilizing Stereo-seq, we constructed a Mouse Placentation Spatiotemporal Transcriptomic Atlas (MPSTA) spanning from embryonic day (E) 7.

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Oxidative stress (OS) is believed to be a significant factor in the decline of semen quality, with mitochondrial DNA copy number (mtDNAcn) serving as a sensitive biomarker for both semen quality and mitochondrial dysfunction resulting from oxidative stress. While glutathione S-transferases (GSTs) are commonly known as 'antioxidant' enzymes, there is ongoing debate regarding the relationship between GST genotypes and semen quality. In a study involving 568 male volunteers from the outpatient department of Puyang Reproductive Medicine Center, sperm mtDNAcn, semen quality, and GSTM1/GSTT1 genotypes were analyzed to investigate the potential link between GSTM1/GSTT1 gene variations and semen quality, as well as the impact of GSTs gene variations on the connection between sperm mtDNAcn and semen quality.

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Article Synopsis
  • Severe fever with thrombocytopenia syndrome (SFTS) is a serious infectious disease linked to a novel bunyavirus, and this study focuses on understanding how lipid metabolism changes during early SFTSV infection.
  • The researchers collected blood samples from patients with severe and mild SFTS, as well as healthy controls, to analyze lipid differences and correlations with clinical outcomes.
  • The results show significant dysregulation of lipids in SFTS patients, with notable increases and decreases in specific lipids compared to healthy individuals, shedding light on potential mechanisms and paving the way for improved diagnosis and treatment options.
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Article Synopsis
  • High maternal estradiol (E2) levels during early pregnancy may negatively affect glucose metabolism in children conceived through in vitro fertilization (IVF).* -
  • A study involving 500 children examined the impact of E2 levels on fasting glucose, insulin, and lipid levels, revealing that those born after fresh embryo transfer (ET) had worse metabolic outcomes compared to natural conception (NC) counterparts.* -
  • Mouse models showed that high E2 exposure during pregnancy leads to impaired glucose/insulin tolerance, indicating a potential link between elevated E2 levels and increased metabolic risks in IVF offspring.*
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Advanced paternal age exacerbates neuroinflammation in offspring via m6A modification-mediated intergenerational inheritance.

J Neuroinflammation

October 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, 200011, China.

Background: The trend of postponing childbearing age is prevalent worldwide. Advanced paternal age (APA) is associated with adverse pregnancy outcomes and offspring health. However, the underlying mechanism by which paternal aging affects the risk of offspring neuropsychiatric disorders is unclear.

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Article Synopsis
  • PCOS is a common endocrine disorder in women of reproductive age and our study investigates the pregnancy outcomes of embryo transfers in women with this condition, particularly focusing on the impact of high androgen levels on endometrial receptivity.
  • A retrospective study involving 2714 infertile women and 452 women with PCOS found that pregnancy outcomes, including implantation and live birth rates, were significantly lower in women with PCOS after fresh embryo transfers, despite pretreatment.
  • The research indicates that higher testosterone levels on the day of embryo transfer negatively affect pregnancy rates and the expression of important endometrial markers, suggesting that even with treatment, endometrial receptivity remains impaired in women with PCOS.
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Association of mixed exposure to microplastics with sperm dysfunction: a multi-site study in China.

EBioMedicine

October 2024

Institute of Reproduction and Development, Obstetrics and Gynecology Hospital of Fudan University, Shanghai 200032, China; Key Laboratory of Reproductive Genetics (Ministry of Education), Department of Reproductive Endocrinology, Institute of Medical Genetics and Development, Women's Hospital, Zhejiang University School of Medicine, Hangzhou 310006, China. Electronic address:

Background: Microplastics are environmental pollutants detected in various human organs and tissues. These particles originate from multiple sources including the degradation of larger plastic items and the intentional inclusion in consumer goods. Potential risks for human health resulting from microplastics exposure have also been reported.

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TRIM56 Modulates YBX1 Degradation to Ameliorate ZBP1-Mediated Neuronal PANoptosis in Spinal Cord Injury.

Adv Sci (Weinh)

November 2024

Department of Orthopedic Surgery, The First Affiliated Hospital, Zhejiang University School of Medicine, No. 79 Qingchun Road, Hangzhou, 310003, China.

Spinal cord injury (SCI) is a severe injury to the central nervous system, and its treatment is always a major medical challenge. Proinflammatory cell death is considered an important factor affecting neuroinflammation and the prognosis after injury. PANoptosis, a newly discovered type of proinflammatory cell death, regulates the activation of executioner molecules of apoptosis, pyroptosis and necroptosis through the PANoptosome, providing a new target for therapeutic intervention after SCI.

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Supervised Chromatin Loop Detection Using Peakachu Version 2.

Methods Mol Biol

September 2024

Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China.

Peakachu is a supervised-learning-based approach that identifies chromatin loops from chromatin contact data. Here, we present Peakachu version 2, an updated version that significantly improves extensibility, usability, and computational efficiency compared to its predecessor. It features pretrained models tailored for a wide range of experimental platforms, such as Hi-C, Micro-C, ChIA-PET, HiChIP, HiCAR, and TrAC-loop.

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Background: Marfan syndrome (MFS) is a complex genetic systemic connective tissue disorder. It is well known that genetic factors play a critical role in the progression of MFS, with nearly all cases attributed to variants in the FBN1 gene.

Methods: We investigated a Chinese family with MFS spanning two generations.

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Association of maternal mild hypothyroidism in the first and third trimesters with obstetric and perinatal outcomes: a prospective cohort study.

Am J Obstet Gynecol

August 2024

International Peace Maternity and Child Health Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China; Department of Obstetrics and Gynecology, Center for Reproductive Medicine, The Fourth Affiliated Hospital of School of Medicine, International School of Medicine, International Institutes of Medicine, Zhejiang University, Yiwu, China; Key Laboratory of Reproductive Genetics (Ministry of Education), Department of Reproductive Endocrinology, Women's Hospital, Zhejiang University School of Medicine, Hangzhou, China; Obstetrics and Gynecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China; Shanghai Key Laboratory of Reproduction and Development, Shanghai, China; Research Units of Embryo Original Diseases, Chinese Academy of Medical Sciences (No. 2019RU056), Shanghai, China. Electronic address:

Background: Mild hypothyroidism, including subclinical hypothyroidism and isolated maternal hypothyroxinemia, is fairly common in pregnant women, but its impact on pregnancy outcomes is less clear, especially mild hypothyroidism in late pregnancy.

Objective: To evaluate the impact of subclinical hypothyroidism and isolated maternal hypothyroxinemia in the first and third trimesters, respectively, on obstetric and perinatal outcomes.

Study Design: This large prospective study was conducted at the International Peace Maternity and Child Health Hospital in Shanghai; 52,027 pregnant women who underwent the first-trimester antenatal screening at International Peace Maternity and Child Health Hospital were consecutively enrolled from January 2013 to December 2016.

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Association between frozen embryo transfer and childhood allergy: a retrospective cohort study.

Reprod Biomed Online

November 2024

Key Laboratory of Reproductive Genetics (Ministry of Education), Department of Reproductive Endocrinology, Women's Hospital, Zhejiang University School of Medicine, Hangzhou, China; Obstetrics and Gynaecology Hospital, Institute of Reproduction and Development, Fudan University, Shanghai, China; Research Units of Embryo Original Diseases, Chinese Academy of Medical Sciences (No. 2019RU056), Shanghai, China; Shanghai Key Laboratory of Reproduction and Development, Shanghai, China. Electronic address:

Research Question: Does frozen embryo transfer (FET) increase the risk of allergic diseases in offspring?

Design: This study followed up 653 singleton children: 166 born through FET and 487 born through natural conception. Demographic characteristics, perinatal information and allergic diseases of children and their parents were collected through clinical medical systems and questionnaires. Among these 653 children, allergen-specific immunoglobulin E (IgE) testing was performed using peripheral blood samples collected from 207 children: 145 in the FET group and 62 in the natural conception group.

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