Results 1 to 10 of about 18,696 (115)

Comparison of Angiogenic, Cytoprotective, and Immunosuppressive Properties of Human Amnion- and Chorion-Derived Mesenchymal Stem Cells [PDF]

open access: yesPLoS ONE, 2014
Although mesenchymal stem cells (MSCs) can be obtained from the fetal membrane (FM), little information is available regarding biological differences in MSCs derived from different layers of the FM or their therapeutic potential.
Kenichi Yamahara   +2 more
exaly   +2 more sources

Cross-species insemination reveals mouse sperm ability to enter and cross the fish micropyle [PDF]

open access: yeseLife
Extracellular matrices surrounding eggs in fish (chorion) and mammals (zona pellucida [ZP]) regulate gamete recognition before fertilization, though their mechanisms differ.
Suma Garibova   +9 more
doaj   +2 more sources

Bacteria Localization and Chorion Thinning among Preterm Premature Rupture of Membranes

open access: yesPLoS ONE, 2014
ObjectiveBacterial colonization of the fetal membranes and its role in pathogenesis of membrane rupture is poorly understood. Prior retrospective work revealed chorion layer thinning in preterm premature rupture of membranes (PPROM) subjects.
Kimberly B Fortner   +2 more
exaly   +2 more sources

Standardized reporting of amnion and amnion/chorion allograft data for wound care

open access: yesHealth Science Reports, 2022
Background The favorable biological and mechanical properties of the most common components of the placenta, the amnion and chorion, have been explored for regenerative medical indications. The use of the combination of amnion and chorion has also become
Wendy W Weston
exaly   +2 more sources

Does variation in egg structure among five populations of Atlantic salmon (Salmo salar) influence their survival in low oxygen conditions? [PDF]

open access: yesRoyal Society Open Science, 2019
Oxygen supply to the salmonid egg surface can be limited by external factors such as sedimentation and groundwater upwelling, while the egg membrane itself can impede diffusion from the egg surface to the embryo. Therefore, the structure of egg membranes
Jack Bloomer, David Sear, Paul Kemp
doaj   +1 more source

Chorion Alterations in Eyed-Stage Salmonid Eggs Farmed in La Araucanía, Chile: A Retrospective Study

open access: yesAnimals, 2021
The chorion is the primary envelop that protects the fish embryo against mechanical actions, pathogens, and abrupt changes in physical and chemicals conditions of the incubation medium. During embryo development, chorion alterations are not rare, but the
Iván Valdebenito   +3 more
doaj   +1 more source

Critical Role of the Cortical Alveolus Protease Alveolin in Chorion Hardening In Vivo at Medaka Fertilization

open access: yesBiomolecules, 2023
Alveolin is a cortical alveolus proteinase that is secreted in the perivitelline space (PVS) at fertilization to act on the chorion. Purified alveolin is known to induce chorion hardening in vitro by processing zona pellucida B (ZPB), a major chorion ...
Bo Fu   +5 more
doaj   +1 more source

Identification of chorion genes and RNA interference-mediated functional characterization of chorion-1 in Plutella xylostella

open access: yesJournal of Integrative Agriculture, 2022
Choriogenesis is the last step of insect oogenesis, a process by which the chorion polypeptides are produced by the follicular cells and deposited on the surface of oocytes in order to provide a highly specialized protective barrier to the embryo.
Shi-jie DONG   +9 more
doaj   +1 more source

Amnion and Chorion Allografts in Combination with Coronally Advanced Flap in the Treatment of Gingival Recession: A Clinical Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Background: Guided tissue regeneration (GTR) based root coverage using different allograft membranes has been utilized to correct gingival recession defects with promising results.
Sonali Chakraborthy   +3 more
doaj   +1 more source

Ingrown chorionic villi of the first trimester as a result of a non-developing pregnancy in the post-cesarean scar, associated with the development of arteriovenous malformation: а clinical case

open access: yesAlʹmanah Kliničeskoj Mediciny, 2023
Background: Identification of residual chorionic tissue and ingrowing chorionic villi after uterine cavity curettage due to non-developing pregnancy, spontaneous abortions, and medical abortions has been a poorly studied problem.
Polina V. Kulabukhova   +3 more
doaj   +1 more source

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