ultrastructure

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ul·tra·struc·ture

 (ŭl′trə-strŭk′chər)
n.
The detailed structure of a biological specimen, such as a cell, tissue, or organ, that can be observed only by electron microscopy. Also called fine structure.

ultrastructure

(ˈʌltrəˌstrʌktʃə)
n
(Biology) the minute structure of a tissue or cell, as revealed by microscopy, esp electron microscopy
ˌultraˈstructural adj

ul•tra•struc•ture

(ˈʌl trəˌstrʌk tʃər)

n.
the aggregate of structures within a cell that are revealed by electron microscopy.
[1935–40]
ul`tra•struc′tur•al, adj.

ultrastructure

the submicroscopic, elemental structure of protoplasm. — ultrastructural, adj.
See also: Biology
Translations
Ultrastruktur
초미세구조

ul·tra·struc·ture

n. ultraestructura, estructura diminuta que solamente puede distinguirse bajo un microscopio electrónico.
References in periodicals archive ?
Drosophila is a successfully used model for neuronal cell biology and degeneration, Which reduces use of regulated vertebrates; My sponsor has developed tools to detect impaired neuronal er organisation in drosophila; And emerging microscopy techniques allow ultrastructural analysis and 3d reconstruction of the er network.
Researchers from Purdue University and Brookhaven National Laboratory were also coauthors on the paper titled "Ecologically Driven Ultrastructural and Hydrodynamic Designs in Stomatopod Cuticles.
According to the 2010 WHO classification of digestive system tumors, esophageal low-grade intraepithelial neoplasia (LGIEN) is associated with ultrastructural and cytological abnormalities confined to the lower half of the epithelium, and squamous cell carcinoma (SCC) is defined as tumor invasion of the lamina propria or penetration into deeper tissue layers.
The ultrastructural appearances are similar to those in human tuberculoid leprosy.
In this study we have evaluated the pro-apoptotic effect of ceranib-2, a human ceramidase inhibitor and of a short-chain C2 ceramide on human lung adenocarcinoma cells, A549 by determining cytotoxicity of these agents by trypan blue assay, apoptosis inducing ability by annexin V and JC-1 staining and ultrastructural alterations by transmission electron microscopy.
Parallel immunohistochemical, molecular and ultrastructural characteristics of SSCC and squamous cell carcinoma support this theory.
Ultrastructural evidence for synaptic contacts of these cells onto adjacent neurites and gland cells indicates that the cells are sensory receptors (11, 12).
Lesions observed under light microscopy also endorsed the findings of ultrastructural observations both under laboratory and field conditions.
In such cases, anatomical pathologists confirm the tumor using immune-histochemical, ultrastructural, and local rare chemical properties of the tumors in these patients.
The ultrastructural features of the gill epithelium of adult Daphnia magna are consistent with their dual function of ion transport from the surrounding medium to the hemolymph and transport of macromolecules from the hemolymph towards the cuticle.
7,8) Future studies into novel markers of bladder injury, such as ultrastructural changes of the detrusor muscle, may help guide the decision to proceed with surgical intervention.
However, it has been shown that vitrification is often associated with ultrastructural damage of follicular cells and oocytes (7-11).