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Article
Open AccessGDF9His209GlnfsTer6/S428T and GDF9Q321X/S428T bi-allelic variants caused female subfertility with defective follicle enlargement
Antral follicles consist of an oocyte cumulus complex surrounding by somatic cells, including mural granulosa cells as the inner layer and theca cells as the outsider layer. The communications between oocytes ...
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Article
Effects of different oocyte cytoplasmic granulation patterns on embryo development and euploidy: a sibling oocyte control study
This study evaluated the relationship between cytoplasmic granulation patterns and the developmental potential of mature sibling oocytes.
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Open AccessClinical application of next generation sequencing-based haplotype linkage analysis in the preimplantation genetic testing for germline mosaicisms
Preimplantation genetic testing (PGT) for monogenic disorders (PGT-M) for germline mosaicism was previously highly dependent on polymerase chain reaction (PCR)-based directed mutation detection combined with l...
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Article
Evaluating the application value of NGS-based PGT-A by screening cryopreserved MDA products of embryos from PGT-M cycles with known transfer outcomes
To determine the application value of next-generation sequencing (NGS)-based preimplantation genetic testing for aneuploidies (PGT-A).
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Article
Preparation and application of granular bentonite-eggshell composites for heavy metal removal
To develop an efficient, low-cost and green adsorbent for removing heavy metals from acid mine drainage (AMD), bentonite and eggshell were used to prepare a novel granular composite (BEP) adsorbent. Upon coupl...
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Open AccessDevelopmental mRNA m5C landscape and regulatory innovations of massive m5C modification of maternal mRNAs in animals
m5C is one of the longest-known RNA modifications, however, its developmental dynamics, functions, and evolution in mRNAs remain largely unknown. Here, we generate quantitative mRNA m5C maps at different stages o...
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Open AccessThe inconsistency between two major aneuploidy-screening platforms—single-nucleotide polymorphism array and next-generation sequencing—in the detection of embryo mosaicism
In preimplantation genetic testing for aneuploidy (PGT-A), appropriate evaluation of mosaic embryos is important because of the adverse implications of transferring embryos with high-level mosaicism or discard...
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Next-Generation Sequencing-Based Preimplantation Genetic Testing for De Novo NF1 Mutations
Neurofibroma type 1 (NFI) is an autosomal dominant genetic disease associated with cancer and cognitive dysfunction. The 50% de novo mutation rate and numerous mutation types of the NF1 gene pose challenges to pr...
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Article
Open AccessMultiplex precise base editing in cynomolgus monkeys
Common polygenic diseases result from compounded risk contributed by multiple genetic variants, meaning that simultaneous correction or introduction of single nucleotide variants is required for disease modeli...
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Article
Eleven healthy live births: a result of simultaneous preimplantation genetic testing of α- and β-double thalassemia and aneuploidy screening
To evaluate the efficacy of preimplantation genetic testing (PGT) for α- and β-double thalassemia combined with aneuploidy screening using next-generation sequencing (NGS).
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Open AccessHBB-deficient Macaca fascicularis monkey presents with human β-thalassemia
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Open AccessEffect of intrauterine injection of human chorionic gonadotropin before fresh embryo transfer on IVF and ICSI outcomes: a meta-analysis
This analysis was performed to evaluate the effects of intrauterine injection of human chorionic gonadotropin (hCG) before fresh embryo transfer (ET) on the outcomes of in vitro fertilization and intracytoplas...
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Article
Open AccessParental genetic material and oxygen concentration affect hatch dynamics of mouse embryo in vitro
Hatching is crucial for mammalian embryo implantation, since difficulties during this process can lead to implantation failure, ectopic pregnancy and consequent infertility. Despite years of intensive research...
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Preliminary analysis of numerical chromosome abnormalities in reciprocal and Robertsonian translocation preimplantation genetic diagnosis cases with 24-chromosomal analysis with an aCGH/SNP microarray
The aim of this study was to determine whether an interchromosomal effect (ICE) occurred in embryos obtained from reciprocal translocation (rcp) and Robertsonian translocation (RT) carriers who were following ...
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Open AccessCorrection of β-thalassemia mutant by base editor in human embryos
β-Thalassemia is a global health issue, caused by mutations in the HBB gene. Among these mutations, HBB −28 (A>G) mutations is one of the three most common mutations in China and Southeast Asia patients with β-th...
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Article
Open AccessGlycerol kinase-like proteins cooperate with Pld6 in regulating sperm mitochondrial sheath formation and male fertility
Spermatids undergo the final steps of maturation during spermiogenesis, a process that necessitates extensive rearrangement of organelles such as the mitochondria. Male infertility has been linked to mitochond...
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Open AccessEffective gene editing by high-fidelity base editor 2 in mouse zygotes
Targeted point mutagenesis through homologous recombination has been widely used in genetic studies and holds considerable promise for repairing disease-causing mutations in patients. However, problems such as...
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Open AccessThe effects of embryo culture media on the birthweight of singletons via fresh or frozen-thawed embryo transfer: a large-scale retrospective study
Embryo culture media used for IVF treatment might affect fetal growth and thus birthweight of the newborns.
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Article
Open AccessEfficient Production of Gene-Modified Mice using Staphylococcus aureus Cas9
The CRISPR/Cas system is an efficient genome-editing tool to modify genes in mouse zygotes. However, only the Streptococcus pyogenes Cas9 (SpCas9) has been systematically tested for generating gene-modified mice....
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Open AccessComparison of a xeno-free and serum-free culture system for human embryonic stem cells with conventional culture systems
Elimination of all animal components during derivation and long-term culture of human embryonic stem cells (hESCs) is necessary for future applications of hESCs in clinical cell therapy.