Chorionic Plate
Chorionic Plate - Related Videos
06:27
Chorion and Vitelline Membrane Mechanical Removal: A Method to Prepare Drosophila Oocytes for Direct Observation
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2023
This video describes a method to mechanically remove the chorion and vitelline membranes from previously fixed mature Drosophila oocytes. The featured protocol shows a detailed demonstration of the procedure yielding oocytes compatible with fluorescent in situ hybridization assays.
13:29
Jet Impinging on an Inclined Plate
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2023
Source: Ricardo Mejia-Alvarez and Hussam Hikmat Jabbar, Department of Mechanical Engineering, Michigan State University, East Lansing, MI The goal of this experiment is to demonstrate how a fluid flow exerts forces on structures by conversion of dynamic pressure into static pressure. To this end, we will make a plane jet impinge on a flat plate and will measure the resulting pressure distribution along the plate. The resultant force will be estimated by integrating the product between the...
10:53
Serial Dilutions and Plating: Microbial Enumeration
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2023
Source: Jonathan F. Blaize1, Elizabeth Suter1, and Christopher P. Corbo1 1 Department of Biological Sciences, Wagner College, 1 Campus Road, Staten Island NY, 10301 Quantitative assessment of prokaryotes can be onerous given their abundance, propensity for exponential proliferation, species diversity within a population, and specific physiological needs. Compounding this challenge, is the four-phase nature in which bacteria replicate (lag, log, stationary and death). The ability to accurately...
18:00
Aseptic Laboratory Techniques: Plating Methods
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Cited by 438 •
2012
When working with media and reagents used to culture microorganisms, aseptic technique must be practiced to ensure contamination is minimized. A variety of plating methods are routinely used to isolate, propagate, or enumerate bacteria and phage, all of which incorporate procedures that maintain the sterility of experimental materials.
03:38
Preparation of a Microfluidic Plate with Bacterial Cells
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2025
Source: Sutlief, A. L., et al. Live Cell Analysis of Shear Stress on Pseudomonas aeruginosa Using an Automated Higher-Throughput Microfluidic System. J. Vis. Exp. (2019).This video demonstrates the preparation of a microfluidic plate for shear stress studies in bacterial cultures. After priming the channels with media, bacterial cells are introduced into the experimental channel and incubated for attachment. Residual media and culture are removed to prepare the system for subsequent shear...
FAQs
Its origin from extraembryonic mesoderm places connective tissue beneath the chorionic trophoblast and amnion, creating a structural layer on the fetal side of the placenta. This arrangement provides a foundation from which chorionic villi branch and gives fetal vessels a pathway toward the villous tree, linking placental structure with organized maternal–fetal exchange.
Fetal vessels within the chorionic plate extend into the branching villous tree and connect with the umbilical vessels. This continuity allows the fetal circulation to reach exchange regions throughout the placenta. Because maternal and fetal blood do not directly mix, the vascular arrangement supports transfer across the exchange interface while maintaining separate circulatory systems.
The organization of the chorionic plate affects how effectively fetal vessels are distributed through the villous tree. A well-organized vascular framework supports the placental exchange needed for oxygen and nutrient delivery and waste removal. Consequently, structural or vascular abnormalities may provide biological context for altered fetal growth or pregnancy-related disorders.
Assessment can focus on the plate’s structural organization and the condition of its fetal vascular network. Investigators can relate these features to the branching arrangement of chorionic villi and the continuity of vessels with the umbilical circulation. Together, these observations help connect placental architecture with developmental progress and exchange capacity.
It is especially relevant when researchers examine placental development, fetal growth, or pregnancy-related disorders. Its architecture provides information about how the villous tree is organized, while its vascular condition reflects the support available to fetal circulation within the placenta. These relationships make the plate an informative component for interpreting placental function and abnormal development.
Studying the plate shows how fetal vessels are routed from the umbilical circulation into the villous tree, where exchange with maternal blood can occur without direct circulatory mixing. This perspective links visible placental structure to physiological exchange: vessel distribution determines access to villous regions, while the separate circulations preserve distinct maternal and fetal blood pathways.