Histology Mold
Histology Mold - Related Videos
10:43
Rapid and Low-cost Prototyping of Medical Devices Using 3D Printed Molds for Liquid Injection Molding
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Cited by 34 •
2014
We have devised a method for low-cost and rapid prototyping of liquid elastomer rubber injection molded devices by using fused deposition modeling 3D printers for mold design and a modified desiccator as a liquid injection system.
09:50
Production and Use of Customizable Agarose Molds for Scaffold-Free Mouse Ovarian Follicle Culture
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Cited by 2 •
2025
We describe methods to culture ovarian follicles in a novel scaffold-free agarose mold that complement in vitro gametogenesis.
10:45
Histological Analyses of Acute Alcoholic Liver Injury in Zebrafish
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Cited by 27 •
2017
This protocol describes histological analyses of the livers from zebrafish larvae that have been treated with 2% ethanol for 24 h. Such acute ethanol treatment results in hepatic steatosis and swelling of the hepatic vasculature.
07:29
Undecalcified Bone Preparation for Histology, Histomorphometry and Fluorochrome Analysis
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Cited by 32 •
2010
Undecalcified bone histology provides important information for a variety of clinical and research applications. It is technically challenging, particularly with large size specimens. This video illustrates the process of producing good quality sections and demonstrates the technical difficulties and methods with which to overcome them.
08:55
Histological Staining of Neural Tissue
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2023
In order to examine the cellular, structural and molecular layout of tissues and organs, researchers use a method known as histological staining. In this technique, a tissue of interest is preserved using chemical fixatives and sectioned, or cut into very thin slices. A variety of staining techniques are then applied to provide contrast to the visually uniform sections. In the study of neuroanatomy, histological techniques are frequently applied to visualize and study nervous system tissue.
FAQs
Orientation determines which tissue relationships remain visible after the specimen is surrounded by paraffin and sectioned. Correct placement helps preserve the spatial arrangement of malignant cells, stroma, and adjacent tissue rather than presenting those components in an uninformative plane. This matters because microscopic interpretation depends on cellular organization and comparisons among structurally related regions.
Molten paraffin first surrounds the processed specimen, then cooling converts the embedding medium into a firm support. That support allows the finished block to be trimmed and cut with a microtome, producing sections suitable for microscopic examination. Without sufficient hardening, the specimen would not have the stable form needed for consistent section preparation.
Consistency in embedding helps make tissue blocks comparable across samples. When specimens are formed and supported in a reproducible way, researchers can evaluate tumor morphology without confusing preparation-related differences with biological variation. In cancer studies, this supports more reliable assessment of cellular organization and strengthens comparisons of malignant tissue, stroma, and surrounding structures.
After processing, the specimen is placed in the mold with its intended orientation. Molten paraffin is added to surround the tissue, and the assembly is cooled until the medium hardens. The resulting block is then trimmed and sectioned with a microtome. These steps convert the prepared specimen into material suitable for microscopic staining and examination.
Blocks prepared with a Histology Mold can support several downstream analyses, including hematoxylin and eosin staining and immunohistochemistry. The embedding stage preserves the tissue arrangement needed to relate stained cellular features to tumor structure. This makes the blocks useful for examining morphology and evaluating tissue patterns across cancer specimens with complementary microscopic methods.
Comparable blocks allow investigators to examine tumor morphology across samples under more consistent preparation conditions. They can compare the organization of malignant cells with associated stroma and surrounding tissue, then use staining results to evaluate corresponding microscopic patterns. In cancer research, this supports comparative analysis rather than limiting interpretation to an isolated specimen or single tissue feature.