What's the difference between endothelial and epithelial?

Endothelial


Definition:

  • (a.) Of, or relating to, endothelium.

Example Sentences:

  • (1) The binding properties of formalin-fixed amelanotic melanoma cells were not identical to those of endothelial or unfixed target cells.
  • (2) In concert with TF expressed by monocytes and macrophages this endothelial cell procoagulant activity may play a role in the pathogenesis of thrombotic disease.
  • (3) During capillary growth when endothelial cells (EC) undergo extensive proliferation and migration and pericytes are scarce, hyaluronic acid (HA) levels are elevated.
  • (4) Chromatographic separation revealed that the bulk (85%) of the mitogenic activity in SSV-transformed NRK cells was not due to p28v-sis but rather two distinct endothelial cell growth factors that eluted off heparin-Sepharose between 1 and 2 M NaCl.
  • (5) It is suggested that intra-endothelial conduction of electrical signals from capillaries to the resistance vessels may be involved in the local regulation of blood flow in the intact heart.
  • (6) Immunoreactions of LTR which were seen in specific granules of neutrophils and monocytes attached to the endothelial cell surface may indicate the onset of endothelial cell damage.
  • (7) To find out whether the deeper inhibition of replicative activity in ventricular myocytes influences fibroblasts and endothelial cells from ventricles, the proliferative activity of non-muscle cells was studied.
  • (8) Factor X activation by factor VIIa and tissue factor expressed by endothelial cells is 10 times greater in the presence of factors IX and VIII than in their absence.
  • (9) Neutrophil binding was not significantly stimulated by beta-VLDL treatment of endothelial cells, while endotoxin (LPS) treatment of endothelial cells stimulated both neutrophil and monocyte binding.
  • (10) Endothelial release of the arachidonate derivative PGI2 may be increased in response to cyclic lung stretching.
  • (11) Confluent monolayers of capillary endothelial cells derived from Mongolian gerbil brain were irradiated with a single exposure of x-rays, and their radiosensitivity and sequential changes in morphology, staining intensity for factor VIII-related antigen (F VIII RAg), and capacity to produce prostacyclin (PGI2) were examined.
  • (12) In contrast to the intact endothelial monolayers, in homogenates additional kininase activity was found which was not affected by either ACE and NEP inhibitors nor by amastatin and MGTA.
  • (13) In chronic active hepatitis and liver cirrhosis, both carbohydrate antigen 19-9 positive biliary ductular cells and factor VIII-related antigen positive endothelial cells were not only observed in the enlarged portal area but also extended into the parenchyma.
  • (14) Thrombin-stimulated secretion of endothelin-1 (ET-1) from porcine aortic endothelial cells was inhibited in the presence of 3,4,5-trimethoxybenzoic acid 8-(diethylamino)octyl ester (TMB-8), trifluoperazine and N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide (W-7).
  • (15) Hydrostatic occlusion of arteries with 12 kPa (90 mmHg) for 30 sec did not affect endothelial morphology and fibrinolytic activity, but after occlusion for 5 or 20 min the endothelium in both arteries and veins was severely damaged.
  • (16) Endocytosis was studied as a clearance pathway for cell-bound Factor Xa by activating Factor X with Factors IXa and VIII on the endothelial cell surface.
  • (17) Many protozoa were in renal tubule cells, endothelial cells and brain.
  • (18) Serum-free conditioned medium (CM) from thyroid follicles in suspension culture contains a dose-related mitogenic activity which stimulates endothelial cell growth up to 197%.
  • (19) Tumor necrosis factor (TNF) has demonstrated antitumor activity against a variety of tumors and is particularly cytotoxic to capillary endothelial cells, which are the presumed cell of origin of Kaposi's sarcoma.
  • (20) Evidence is presented that suggests that a major active component of human uterine angiogenesis factor is an activator of latent matrix metalloproteinases, of low M(r), called endothelial-cell-stimulating angiogenesis factor and that this factor is present in substantial quantities in a number of embryonic tissues.

Epithelial


Definition:

  • (a.) Of or pertaining to epithelium; as, epithelial cells; epithelial cancer.

Example Sentences:

  • (1) In the surface epithelial cells, the basolateral cell surface showed moderate enzymatic activity.
  • (2) Thus, human bronchial epithelial cells can express the IL-8 gene, with expression in response to the inflammatory mediator TNF regulated mainly at the transcriptional level, and with elements within the 5'-flanking region of the gene that are directly or indirectly modulated by the TNF signal.
  • (3) Escherichia enterotoxigenic strains, Yersinia enterocolitica and Salmonella typhimurium virulent strains, Campylobacter jejuni clinical isolates possess more pronounced capacity for adhesion to enteric cells of Peyer's plaques than to other types of epithelial cells, which may be of importance in the pathogenesis of these infections.
  • (4) Autoradiographic studies with tritiated thymidine showed that both epithelial and mesenchymal tumor cells were labeled.
  • (5) The growth of transitional epithelial cells with different growth media and growth supports was examined.
  • (6) The vulvar white keratotic lesions which have been subjected to histological examination in Himeji National Hospital (1973-1987) included 13 cases in benign dermatoses, 4 cases in vulvar epithelial hyperplasia, 3 cases in lichen sclerosus, and 3 cases in lichen sclerosus with foci of epithelial hyperplasia.
  • (7) These four cytokeratins were also found in the epithelial and biphasic mesotheliomas, most of which, however, also expressed, additional cytokeratins, such as the basic Polypeptide 5 and, in some cases, Cytokeratins 4, 6, 14, and 17.
  • (8) The epithelial changes occur during the same time period that interstitial cells with ultrastructural and histochemical properties of steroid-secreting tissue appear in the ovarian stroma.
  • (9) In the kidneys the index of incorporation inthe epithelial cells of the renal cortex was 7.5-fold and in the brain cortex epithelium 15-fold as increased, respectively.
  • (10) Benign and malignant epithelial and soft tissue tumors of the skin were usually negatively stained with MoAb HMSA-2.
  • (11) Uptake studies with 22Na were performed in cultured bovine pigmented ciliary epithelial cells, in order to characterize mechanisms of Na+ transport.
  • (12) These studies indicate that at each site of induction during feather morphogenesis, a general pattern is repeated in which an epithelial structure linked by L-CAM is confronted with periodically propagating condensations of cells linked by N-CAM.
  • (13) Elevated, but variable levels of this protein were observed in proliferating normal fibroblasts and transformed cells of fibroblast, epithelial and lymphoid origin.
  • (14) The correlation with the level of epithelial differentiation may be due to different homing conditions.
  • (15) Urinalysis revealed a low pH, increased ketones and bilirubin excretion, dark yellowish change in color, the appearance of "leaflet-shaped" crystals and increased red blood cells and epithelial cells in the urinary sediment, increased water intake, decreased specific gravity and decreased sodium, potassium and chloride in the urine.
  • (16) Ovarian clear cell adenocarcinoma has distinctly different clinical behavior compared to serous carcinoma and should be regarded as an aggressive epithelial histologic type.
  • (17) Endometriotic implants with good response to Duphaston therapy demonstrated an enhanced autophagic activity within many epithelial cells.
  • (18) Although no anatomical 'barrier' has been described, it has been suggested that the gel mucus and epithelial phospholipids are constituents.
  • (19) The interaction of heparin (HP) with the cell-surface components of a human uterine epithelial carcinoma cell line (RL95) was studied.
  • (20) In the area of the porta hepatis, there were many epithelial luminal structures in fibrous tissue with inflammatory infiltrates.

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