Villus Height Measurement
Villus Height Measurement - Related Videos
10:18
Multi-step Variable Height Photolithography for Valved Multilayer Microfluidic Devices
0 Views •
Cited by 24 •
2017
Multilayer microfluidic devices often involve the fabrication of master molds with complex geometries for functionality. This article presents a complete protocol for multi-step photolithography with valves and variable height features tunable to any application. As a demonstration, we fabricate a microfluidic droplet generator capable of producing hydrogel beads.
06:46
Mouse Fetal Whole Intestine Culture System for Ex Vivo Manipulation of Signaling Pathways and Three-dimensional Live Imaging of Villus Development
0 Views •
Cited by 13 •
2014
Improved imaging technology is allowing three-dimensional imaging of organs during development. Here we describe a whole organ culture system that allows live imaging of the developing villi in the fetal mouse intestine.
08:24
Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb
0 Views •
Cited by 5 •
2016
Here, we present a novel protocol to measure positional stability at key events during the sit-to-stand-to-walk using the center-of-pressure to the whole-body-center-of-mass distance. This was derived from the force platform and three-dimensional motion-capture technology. The paradigm is reliable and can be utilized for the assessment of neurologically compromised individuals.
02:34
Histological and Hematological Analyses to Evaluate the Effects of Bacillus subtilis in Heat-Stressed Rats
0 Views •
2025
Source: Sorokulova, I., et al. Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain. J. Vis. Exp. (2016)This video presents histological and blood microscopy analyses used to evaluate the protective effects of Bacillus subtilis in rats exposed to heat stress.
07:22
Standardized Method for Measuring Collection Efficiency from Wipe-sampling of Trace Explosives
0 Views •
Cited by 7 •
2017
Optimized sampling protocols and the development of new wipe materials can be facilitated by standardized measurements of collection efficiency from wipe-sampling. Our approach for sampling trace explosives uses an automated device to control speed, force, and distance during wipe-sampling followed by extraction of collected explosives.
FAQs
Villus height serves as a structural indicator linked to mucosal development and absorptive capacity. Longer or better-preserved projections can support interpretation of how the intestinal lining may accommodate nutrient absorption, whereas reduced height can signal altered epithelial integrity or intestinal injury. Researchers therefore use the measurement alongside experimental conditions to assess changes in gastrointestinal health.
The measurement should extend from the base of the villus at the crypt-villus junction to its tip. Using these consistent landmarks helps distinguish villus length from nearby mucosal features and makes measurements comparable across tissue sections. Applying the same anatomical boundaries to every evaluated villus is especially important when comparing experimental groups.
Differences in measured height can indicate that an experimental condition has affected mucosal structure. Because villus height reflects aspects of epithelial integrity and intestinal development, changes may support evaluation of injury associated with infection, inflammation, toxic exposure, or other interventions. The measurements are most informative when interpreted as group-level structural outcomes rather than isolated observations.
This analysis can support comparisons involving diet, infection, inflammation, toxic exposure, and treatments aimed at gastrointestinal health. Researchers may examine whether these conditions are associated with altered mucosal development, epithelial integrity, or absorptive capacity. Such comparisons connect microscopic structural findings with the biological effects of an experimental intervention or disease-related condition.
Researchers examine stained intestinal tissue sections under a microscope, identify suitable villi, and measure each projection from the crypt-villus junction to its tip. Calibrated imaging software can assist with the measurements and improve consistency. Multiple representative fields are then evaluated so the resulting values reflect the examined tissue rather than a single selected location.
Representative fields help capture variation across the intestinal tissue and reduce reliance on an unusually tall, short, or damaged villus. Measuring across selected fields provides a broader basis for comparing experimental groups. This sampling approach strengthens interpretation of changes in mucosal structure, particularly when assessing treatment effects or intestinal injury.
Calibrated imaging software allows the observer to quantify the distance between the crypt-villus junction and the villus tip within a microscope image. Calibration connects image measurements to the tissue’s actual dimensions, while repeated measurements across representative fields generate comparable data. The resulting values can then support structural comparisons between experimental groups.
The measurements provide quantitative evidence about intestinal mucosal development and epithelial integrity, with implications for absorptive capacity. Researchers can use the values to evaluate whether diet, infection, inflammation, toxic exposure, or treatment is associated with structural improvement or damage. These outcomes help connect histological observations with broader assessments of gastrointestinal health in biology studies.