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Mostrando 41 - 60 Resultados de 822 Para Buscar 'Pellucidar~', tiempo de consulta: 4.82s Limitar resultados
  1. 41
    “…The mechanisms by which the eggs of the Antarctic notothenioid fishes avoid freezing are not fully understood. Zona pellucida proteins (ZPs) are constituents of the chorion which forms a protective matrix surrounding the egg. …”
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    Neofunctionalization of zona pellucida proteins enhances freeze-prevention in the eggs of Antarctic notothenioids
  2. 42
    “…Zona pellucida (ZP), the extracellular matrix sheltering mammalian oocytes and embryos, is composed by 3 to 4 proteins. …”
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    ZP4 confers structural properties to the zona pellucida essential for embryo development
  3. 43
    “…Mammalian eggs are surrounded by an extracellular matrix called the zona pellucida (ZP). This envelope participates in processes such as acrosome reaction induction, sperm binding, protection of the oviductal embryo, and may be involved in speciation. …”
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    ZP4 Is Present in Murine Zona Pellucida and Is Not Responsible for the Specific Gamete Interaction
  4. 44
    “…After fertilization, the oocyte-specific metalloproteinase ovastacin is released and cleaves the zona pellucida protein 2 (ZP2), making the zona pellucida impermeable to sperm. …”
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    The E-modulus of the oocyte is a non-destructive measure of zona pellucida hardening
  5. 45
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    Corneal biomechanical parameters in pellucid marginal degeneration
  6. 46
    “…Objective  The aim of the present study is to compare the cavum septum pellucidi (CSP) z-score in euploid and aneuploid fetuses and to investigate the performance of the CSP width/length and CSP width/biparietal diameter (BPD) ratios as a diagnostic marker in aneuploidy. …”
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    Comparison of Cavum Septum Pellucidum Size in Euploid and Aneuploid Fetuses
  7. 47
    “…While a cavum septum pellucidum is a relatively uncommon incidental neuroimaging finding, symptomatic cysts of the cavum septum pellucidum are very rare, with only a few cases reported in the literature so far. …”
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    Symptomatic Cavum Septum Pellucidum Cyst: A Rare Presentation
  8. 48
    “…The high anatomical contrast achieved with the newly emerging MRI tractographic technique of super-resolution track density imaging (TDI) encouraged us to search for a new fiber tract in the septum pellucidum. Although this septum pellucidum tract (SPT) has been observed previously, its connections were unclear due to ambiguity and limited resolution of conventional MRI images. …”
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    A Newly Identified Frontal Path from Fornix in Septum Pellucidum with 7.0T MRI Track Density Imaging (TDI) – The Septum Pellucidum Tract (SPT)
  9. 49
    “…In oocyte biology, the zona pellucida has long been known to operate three extracellular functions downstream of the secretory pathway, namely, encasing the oocytes in ovarian follicles, mediating sperm–oocyte interaction, and preventing premature embryo contact with oviductal epithelium. …”
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    Intracellular fraction of zona pellucida protein 3 is required for the oocyte-to-embryo transition in mice
  10. 50
    “…BACKGROUND: Peperomia pellucida is popularly known as coraçãozinho in the Brazilian northeast and is used in the treatment of abscesses, furuncles, and conjunctivitis. …”
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    Seed germination, phenology, and antiedematogenic activity of Peperomia pellucida (L.) H. B. K.
  11. 51
    Publicado 1975
    “…Receptors for Ricinus communis agglutinin I (RCAI), concanavalin A (Con A), and wheat germ agglutinin (WGA) were localized on the zonae pellucidae and plasma membranes of hamster, mouse, and rat eggs with ferritin-lectin conjugates. …”
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    Ultrastructural localization of lectin-binding sites on the zonae pellucidae and plasma membranes of mammalian eggs
  12. 52
    Publicado 1982
    “…Sperm are also able to glycosylate intact zona pellucida with UDP-galactose. Thus, solubilized and intact zona pellucida act as substrates for sperm surface GlcNAc:galactosyltransferases. …”
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    A role for mouse sperm surface galactosyltransferase in sperm binding to the egg zona pellucida
  13. 53
    “…Despite decades of research, the mechanism by which the fertilizing spermatozoon penetrates the mammalian vitelline membrane, the zona pellucida (ZP) remains one of the unexplained fundamental events of human/mammalian development. …”
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    Sperm Proteasomes Degrade Sperm Receptor on the Egg Zona Pellucida during Mammalian Fertilization
  14. 54
    “…The human zona pellucida glycoprotein-3 (hZP3) by virtue of its critical role during fertilization has been proposed as a promising candidate antigen to develop a contraceptive vaccine. …”
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    Mapping of Minimal Motifs of B-Cell Epitopes on Human Zona Pellucida Glycoprotein-3
  15. 55
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    Analysis of correlations between zona pellucida birefringence and molecular markers of oocyte developmental competence
  16. 56
    “…Using 10 polymorphic microsatellite loci, we characterize genetic variation among populations across the range of the Eastern Sand Darter (Ammocrypta pellucida), a small riverine percid that is highly dependent on sandy substrate microhabitats. …”
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    Hierarchical analysis of genetic structure in the habitat-specialist Eastern Sand Darter (Ammocrypta pellucida)
  17. 57
    “…OBJECTIVE: This study was conducted to investigate the effects of hMG on the zona pellucida of oocytes, as well as clinical results in superovulation treatment. …”
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    Effects of human menopausal gonadotropin on zona pellucida and pregnancy outcomes of ovarian stimulation protocols
  18. 58
    “…Here, we show that the C-terminal region of recombinant OVGP1 regulates its binding to the extracellular zona pellucida and affects its activity during fertilization. …”
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    The C-terminal region of OVGP1 remodels the zona pellucida and modifies fertility parameters
  19. 59
    “…BACKGROUND: Peperomia pellucida (L.) HBK is consumed as vegetable and used in Cameroonian traditional medicine for the management of diseases and for fracture healing. …”
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    Aqueous extract of Peperomia pellucida (L.) HBK accelerates fracture healing in Wistar rats
  20. 60
    “…Assembly of extracellular filaments and matrices mediating fundamental biological processes such as morphogenesis, hearing, fertilization, and antibacterial defense is driven by a ubiquitous polymerization module known as zona pellucida (ZP) “domain”. Despite the conservation of this element from hydra to humans, no detailed information is available on the filamentous conformation of any ZP module protein. …”
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    Cryo‐EM structure of native human uromodulin, a zona pellucida module polymer
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