Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to stromal: stromal breakdown, Gastrointestinal stromal tumor


n. pl. stro·ma·ta (-mə-tə)
1. The connective tissue framework of an organ, gland, or other structure, as distinguished from the tissues performing the special function of the organ or part.
2. The spongy, colorless framework of a red blood cell or other cell.
3. The colorless semiliquid material inside a chloroplast, in which the thylakoid membranes are embedded and where the dark reactions of photosynthesis occur.
4. A dense mass of fungal hyphae on or in which reproductive structures develop.

[Late Latin strōma, mattress, covering, from Greek, bed; see ster- in Indo-European roots.]

stro′mal adj.
stro·mat′ic (-măt′ĭk) adj.


(Biology) of or relating to stroma
References in periodicals archive ?
Growing evidence that lymph node (LN) stromal cells control the motility, activation and survival of lymphocytes has reinforced this view.
Mixed epithelial and stromal tumors (MEST) are rare, recently recognized benign renal neoplasms (1).
Constanze Buhrmann and associates cultured human colon cancer cells with human stromal fibroblast cells for three days.
28, 2015 /PRNewswire/ -- Garnet BioTherapeutics, a regenerative medicine company developing off-the-shelf allogeneic stromal cell products for tendon repair, filed a friend of the court (amicus) brief last Wednesday to support its victory in a patent interference provoked by Athersys.
Like most breast tumours including breast cancers, fibroadenomas consist of a mixed population of different cell types, called epithelial cells and stromal cells.
GCTs are rare sex cord stromal tumours of the ovary, made up of granulosa cells (sex cord) and stromal cells (thecal cells or fibroblasts).
Microscopic findings indicated variable cellular spindle stroma with a high mitotic rate and epithelial components, which projected leaf-like stromal proliferations lined by epithelial cells.
Sex cord stromal testicular tumors: a clinical series of uniformly stage I disease.
Initial impressions included adenocarcinoma, gastrointestinal stromal tumour, and gastric lymphoma.
Gastrointestinal stromal tumors (GISTs) are relatively rare primary tumors of the stomach and small intestine.
Tumors are a complex mix of neoplastic cancer cells and normal cells- inflammatory and immune cells, endothelial cells, fibroblasts, pericytes, and others, collectively known as stromal cells.
The ease and security of automation is coming to bone marrow stromal cell expansion in a new machine in the National Institutes of Health Clinical Center's Department of Transfusion Medicine.