Related by context. Frequent words. (Click for all words.) 64 cryopreserved 59 oocytes 58 ovulated 58 IVF embryos 58 imprinted genes 58 mouse embryos 58 germ cells 57 ovarian stimulation 57 embryos 57 chromosomal abnormalities 57 preimplantation genetic diagnosis 56 embryo 56 blastocysts 56 teratoma 56 pluripotent cells 55 blastocyst stage 55 somatic cells 55 undifferentiated cells 55 genetic abnormalities 55 vitro 55 hematopoietic cells 55 Xenopus 54 cultured cells 54 gamete 54 pancreatic tissue 54 tissue biopsies 54 Embryos 54 HLA genes 53 blastocyst 53 zygotes 53 oocyte 53 somatic cell 53 unfertilized eggs 53 Artificial insemination 53 unfertilized 53 embryo transfers 53 prepubertal 53 immunohistochemical 53 haploid 52 IVF cycles 52 cloned embryos 52 gametes 52 chromosome abnormalities 52 congenital anomalies 52 diploid 52 myoblasts 52 unfertilized human 52 fertilized eggs 52 follicle stimulating hormone 52 zebrafish embryos 52 genetic defects 52 transplanted tissue 51 cloned embryo 51 gene expression profiles 51 ovarian function 51 neural cells 51 lactobacilli 51 ovarian tissue 51 granulocytes 51 fibroblast cells 51 Thoroughly cooking 51 premature ovarian 51 ovaries 51 unexplained infertility 51 pancreases 51 genotoxicity 51 gene expression patterns 51 vaginal secretions 51 neural tube defect 51 hepatocytes 51 undergoing IVF 51 stem cells harvested 51 genomic sequence 51 reproduce asexually 51 Mitochondrial DNA 51 IgG antibodies 51 methylation patterns 51 lobules 51 microRNA expression 51 iron supplementation 51 sperms 51 oviduct 51 rhesus 50 stem cells 50 CMV infection 50 chorionic villus sampling 50 follicle stimulating hormone FSH 50 donor sperm 50 aneuploidy 50 Salmonella enteritidis 50 ovarian 50 RNA sequences 50 Neu5Gc 50 BRCA2 gene 50 antithrombin 50 mesenchymal cells 50 hESC lines 50 spermatozoa 50 hES cells 50 spermatogenesis 50 Vitro Fertilization