Liver Proportion Analysis
Liver Proportion Analysis - Related Videos
01:20
Sample Proportion and Population Proportion
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Collecting samples or responses from an entire population takes significant time and effort, so a researcher collects responses from only a sample of that population. Suppose a study needs to collect information about a specific mobile application. After sample collection, the researcher analyzes the data and discovers that most individuals in the sample use that specific mobile application. The sample proportion measures the number of individuals in a sample who either use or don't use the...
09:27
Analysis of Liver Microenvironment During Early Progression of Non-Alcoholic Fatty Liver Disease-Associated Hepatocellular Carcinoma in Zebrafish
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Here, we present how to generate a non-alcoholic fatty liver disease (NAFLD)-associated Hepatocellular Carcinoma (HCC) zebrafish model to study the impact of cholesterol surplus on liver microenvironment and immune cell landscape.
12:35
In vivo Liver Endocytosis Followed by Purification of Liver Cells by Liver Perfusion
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The study of liver sinusoidal endothelial cells (SECs) must be performed with primary cells obtained from the animal as no cell lines exist. This method relies on liver digestion and differential centrifugation for SEC purification for subsequent culturing and experimentation.
12:13
Ex Situ Normothermic Machine Perfusion of Donor Livers
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Here we present a protocol describing oxygenated ex situ machine perfusion of donor liver grafts. This article contains a step by step protocol to procure and prepare the liver graft for machine perfusion, prepare the perfusion fluid, prime the perfusion machine and perform oxygenated normothermic machine perfusion of the liver graft.
08:38
A Standardized Method for the Analysis of Liver Sinusoidal Endothelial Cells and Their Fenestrations by Scanning Electron Microscopy
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Cited by 41 •
2015
The fenestrated liver sinusoidal endothelial cell is a biologically important filter system that is highly influenced by various diseases, toxins, and physiological states. These changes significantly impact on liver function. We describe methods for the standardisation of the measurement of the size and number of fenestrations in these cells.
FAQs
Normalization places liver measurements in relation to total body size or a selected anatomical reference. This reduces the influence of differences in overall size, allowing researchers to compare individuals or experimental groups more meaningfully. The resulting proportion can reveal patterns in relative liver development that may be obscured when liver mass or volume is considered without a size-based reference.
Liver mass and liver volume are examples of morphometric measurements that can support the analysis. The selected measurement should be applied consistently across the individuals or groups being compared, together with the same body-size or anatomical reference. Consistency helps ensure that observed differences reflect biological variation or environmental conditions rather than changes in measurement practice.
Relative liver size can vary among individuals even when they are not experiencing the same environmental conditions. Statistical analysis helps account for this biological variation when comparing specimens or experimental groups. Interpreting group patterns rather than isolated measurements supports more cautious conclusions about differences in liver development and reduces the risk of attributing normal variation to environmental effects.
A typical workflow begins by obtaining a liver measurement, such as mass or volume, and a total body-size measurement or another anatomical reference. The liver value is then normalized to that reference, followed by statistical analysis of the resulting proportions across individuals or groups. Applying the same workflow throughout an experiment improves consistency and comparison.
Researchers can compare relative liver size among organisms exposed to different environmental conditions or represented in different experimental groups. Such comparisons may indicate changes in liver development or organ proportion associated with those conditions. The results can contribute to evaluations of ecological health and potential exposure-related effects, while requiring interpretation alongside biological variation and study design.
The approach is useful when individuals, specimens, or experimental groups differ in overall body size and direct liver measurements would be difficult to compare. Standardized normalization and consistent morphometric measurement improve comparability across experiments and species. This supports broader evaluations of growth, liver development, and environmental responses without treating raw organ size as the sole outcome.