rosette


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Related to rosette: Rosette Test

rosette

 [ro-zet´]
1. any structure or formation resembling a rose.
2. the clusters of polymorphonuclear leukocytes around a globule of lipid nuclear material, as observed in the test for disseminated lupus erythematosus.
3. a figure formed by the chromosomes in an early stage of mitosis.

ro·sette

(rō-zet'),
1. The quartan malarial parasite Plasmodium malariae in its segmented or mature phase.
2. A grouping of cells characteristic of neoplasms of neuroblastic, neuroectodermal, or ependymal origin; nuclei form a ring from which neurofibrils, which can be demonstrated by silver impregnation, extend to interlace in the center (Homer-Wright rosette); arrangement of ependymal cells around a vessel (perivascular pseudorosette) or around a space or channel (transependymal rosette).
3. Roselike coiling of the uterus among certain pseudophyllidean tapeworms, such as Diphyllobothrium latum.
4. Cells of one type surrounding a cell of another type.
[Fr. a little rose]

rosette

/ro·sette/ (ro-zet´) [Fr.] any structure or formation resembling a rose, such as (a) the clusters of polymorphonuclear leukocytes around a globule of lipid nuclear material, as observed in the test for disseminated lupus erythematosus, or (b) a figure formed by the chromosomes in an early stage of mitosis.
Flexner-Wintersteiner rosette  a spoke- and wheel-shaped cell formation seen in retinoblastoma and certain other ophthalmic tumors.
Homer Wright rosette  a circular or spherical grouping of dark tumor cells around a pale, eosinophilic, central area that contains neurofibrils but lacks a lumen; seen in some medulloblastomas, neuroblastomas, and retinoblastomas or other ophthalmic tumors.

rosette

[rōzet′]
1 any structure resembling a rose.
2 a sporulating body of a malarial parasite.
A term for a garland-like arrangement of structures, cells or bodies around a central point or blood vessel, usually seen by light microscopy

ro·sette

(rō-zet')
1. The quartan malarial parasite Plasmodium malariae in its segmented or mature phase.
2. A grouping of cells characteristic of neoplasms of neuroblastic or neuroectodermal origin; a number of nuclei form a ring from which neurofibrils, which can be demonstrated by silver impregnation, extend to interlace in the center.
3. Roselike coiling of the uterus among certain pseudophyllidean tapeworms, such as Diphyllobothrium latum.
[Fr. a little rose]

rosette

  1. any rose-shaped structure, for example a circle of leaves growing from a central point.
  2. a deficiency disease in plants caused by lack of boron or zinc.

rosette

any structure or formation resembling a rose, such as (1) the clusters of polymorphonuclear leukocytes around a globule of lipid nuclear material, as observed in the test for disseminated lupus erythematosus, or (2) a figure formed by the chromosomes in an early stage of mitosis.

rosette of Furstenberg
the white ridges of mucous membrane that radiate from the internal orifice of the teat of ruminants.
rosette inhibition test
used to detect the presence of 'early pregnancy factor' but has problems of application and limited usefulness.
References in periodicals archive ?
In an interview, Beith - now Sir Alan - recalled meeting then Conservative leader Edward Heath in London during the 1960s wearing a red rosette who told him he was on his way to the North East to campaign.
Guests can order and customize Baskin-Robbins' Rosette Cake and new Teal Rosette Cake either in-store or through the brand's online cake ordering site (www.
The team at Hampton Manor celebrate Peel's Restaurant being awarded a third AA rosette |
Rosette is managing director at the Songa Africa tourism company.
This method is preferred by some craftsmen, but can result in awkward "gaps" in the design since the beads are sewn down along radials which do not remain the same distance apart as the rosette grows.
The Lawns Restaurant was Merseyside's first hotel restaurant to be awarded the exclusive three AA Rosette status.
This is a significant event in Rosette Group, where it has gained access to international standards of quality, techniques and experience which leads Rosette Group to more success in different professional fields.
Hai's experiments, nicotine appeared to drive the formation of a kind of cellular drill called podosome rosettes, which are members of the invadosome family, consisting of invadopodia, podosomes and podosome rosettes.
Les autorites ont confirme commencer la restauration du mur de Rosette, pour le renforcer et ameliorer son efficacite, afin d'encourager la poursuite des investissements et effectuer un developpement economique.
Teasel exists as a basal rosette for at least two years (Werner 1975) that reaches a diameter of approximately 30 cm which is effective in shading nearby growth.
Release the coil holding the top and bottom of the rosette by your thumb and fingers.
Michael Jeha, managing director of Christie's Middle East and specialist in charge of the sale, said: "Pecheurs a Rosette is one of very few Said's masterpieces left in private hands and we are honoured to have been entrusted with it along with El Zar as the highlights of our October sale.