speckled pattern

speckled pattern

an immunofluorescence pattern produced when serum from a patient with a particular connective tissue disease is placed in contact with human epithelial cells and stained with fluorochrome-labeled animal antisera. Fine, coarse, or large speckles are observed in disorders such as lupus erythematosus and rheumatoid arthritis.
Imaging Image texture The background ‘canvas’ on which different echoes in an ultrasonogram are painted
Rheumatology An immunofluorescence pattern that may be seen when the human epithelial cell line, HEp-2, is stained with serum from patients with connective tissue diseases, especially SLE, but also mixed connective tissue disease (MCTD), sicca syndrome, Sjögren syndrome, polymyositis, rheumatoid arthritis, and drug-induced immune reactions
References in periodicals archive ?
A fine speckled pattern was observed at serum dilutions of 1:80, 1:160, and 1:320, which pointed to the prozone (hook) effect as the cause of the false-negative result.
7) Wang, et al, however, found that only five of 10 patients with lupus serositis has a homogenous staining pattern, and the other five had a speckled pattern.
The speckled pattern on a moth's wings can help it hide on a flower
In HEp-2 cells, most of these antibodies produce a speckled or atypical speckled pattern.
030[inches] Semi-Rigid Wall Covering features a speckled pattern throughout the entire depth of the material and is easy to install.
Also new for office laminates are playful patterns, with a matrix or speckled pattern especially popular, says Jones of Kern Brothers.
Those experiments would have to be analyzed carefully, he notes, because an embryo may show only a speckled pattern of cells expressing a particular receptor, much as only a small number of people in a specific area code would have the same last four digits in their phone number.
The G-SHOCK Heathered series consist of a seven colorways designed in a vibrant array of colorful hues melded with a heather fabric print that results in an interwoven speckled pattern.
The presence in serum of autoantibodies to SSA typically leads to a distinctive bright speckled pattern with prominent staining of the nucleoli in the interphase nuclei of these transfected cells.
On the other hand, the speckled pattern is the most nonspecific.