How To Use Epithelial cell In A Sentence
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These compounds are absorbed into the epithelial cells surrounding the central lumen containing the colloid.
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There are some potential disadvantages of using biopsy specimens as opposed to epithelial cell preparations for metabolic studies.
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In addition to the tubules, the epithelial cells may also form nests, cords, single cells, micropapillae, and keratinous cysts.
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She isolated potentially cancerous cells, known as epithelial cells.
Breast milk cells may someday predict cancer
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Na+-K+ ATPase at the basolateral membrane maintains a low concentration of sodium cations within the epithelial cells, thus establishing the concentration gradient for sodium ions necessary for the functioning of the cotransport system.
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(SCC9) and immortalized prostate basaloid epithelial cells (iPrEC) were utilized to investigate the molecular pathways that mediate p63 function in epithelial cells.
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Thromboxane is regulated by prostacyclin released from injured epithelial cells through negative feedback.
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The apical membrane of epithelial cells in the thick segment of the ascending limb contains a Na+ / K+-2Cl - cotransport system, which involves the transport of sodium, potassium and chloride ions across the membrane in a 1: 1: 2 molar ratio.
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There are some potential disadvantages of using biopsy specimens as opposed to epithelial cell preparations for metabolic studies.
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There are three important disaccharidase enzymes: maltase maltose → glucose sucrase sucrose → glucose + fructose lactase lactose → glucose + galactose The disaccharidase enzymes are unusual in that they are located in the membrane of the ileum epithelial cells.
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When oestrogen levels are high the epithelial cells become keratinized or cornified, an effect reversed by progesterone.
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Each lobule consists of a number of acini, lined by columnar epithelial cells, opening into one duct, which joins with the ducts of other lobules outside the gland to form the single excretory duct.
XI. Splanchnology. 3c. 7. The Bulbourethral Glands
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Some bipolar naked nuclei and rare single intact epithelial cells were seen.
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This is in addition to host-derived proteins, such its pancreatic and intestinal enzymes, mucins, glycoproteins, and sloughed epithelial cells.
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Rich Vitamin A may maintain the skin elasticity, prevents epithelial cell's atrophy keratinization.
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Objective To observe the ultrastructural variation of epithelial cell in the development of the rat corpuscle.
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Part of the tumor was composed of ductal and anastomosing tubular structures made up of luminal cells and myoepithelial cells.
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These cells form a well ordered, isolatable BB that is morphologically and compositionally comparable to those from the proximal tubule epithelial cell.
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This preparation has been shown not to affect epithelial cell proliferation.
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After nasal epithelial cells, the lung is the second organ in contact with cadmium chloride.
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The dissociated epithelial cells were cultured in a serum-free hormone supplement medium according to a technique described previously.
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These cells are sparse but are easily distinguished from other epithelial cells by the presence of a tuft of blunt, squat microvilli on the cell surface.
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When hair is produced by the reproduction of the epithelial cells comprising the follicle, newly produced melanin accumulates in the cells and colours the hair itself as it emerges from the follicle.
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At the same time the enterotoxin also promotes a net secretion of chloride ions into the gut lumen from the epithelial cells.
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The apical ectodermal ridge consists of closely packed columnar epithelial cells, which are linked by extensive gap junctions.
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It consists of the following structures: next the areolar or submucous coat is a double layer of unstriped muscular fibers, outer longitudinal and inner circular, the muscularis mucosæ internal to this is a quantity of retiform tissue, enclosing in its meshes lymph corpuscles, and in this the bloodvessels and nerves ramify; lastly, a basement membrane, supporting a single layer of epithelial cells, which throughout the intestine are columnar in character.
XI. Splanchnology. 2g. The Small Intestine
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The resultant morphologie appearance was identical to that of epithelial cells of the gastric pyloric antrum.
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Safety was evaluated by measuring the effect on the viability of vaginal flora, PBMCs, epithelial cells, and ectocervical and colorectal explant tissues.
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The angiogenic factor midkine is regulated by dexamethasone and retinoic acid during alveolarization and in alveolar epithelial cells.
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The possibility that intestinal epithelial cells may produce platelet activating factor has been suggested by Kald etal.
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Most studies entailing isolation of intestinal epithelial cells invitro and subsequent grafting invivo have used intact undifferentiated fetal endoderm.
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Only with time does it hydrolyze inside the epithelial cells of your lung tissue, causing increasing and irreversible damage.
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For example, bronchial epithelial cells exposed to a compressive stress in vitro elicit a profibrotic response in unstressed fibroblasts.
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These compounds are absorbed into the epithelial cells surrounding the central lumen containing the colloid.
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Notice the mauve to pink homogenous intranuclear inclusions in the epithelial cells of the epidermis.
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There's been a controversy for many years about whether the virus infects healthy epithelial cells or just cancerous and precancerous cells.
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These studies show that mucosal metabolism can be assessed effectively using biopsy specimens without the need for epithelial cell purification.
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Our current study uncovers both a proliferative and novel antiapoptotic role for MLK3 in the acquisition of a malignant phenotype in mammary epithelial cells.
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However, overlying epithelial cell foot processes are effaced ( giving the appearance of fusion ) and run together.
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The follicle, in the shape of a sphere, is lined with a single layer of epithelial cells.
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In vitro studies demonstrate probiotic agents inhibit adherence of dysbiotic organisms to intestinal epithelial cells.
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Our findings suggest new hypotheses and, at the same time, support the simplest picture for a transporter whose job is to remove a wide range of amphipathic xenobiotic compounds from epithelial cells as rapidly as possible.
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We got the result: Bufo Raddei Strauch Tadpole (1) Bufo Raddei Strauch Tadpole was capable of lens regeneration, which originated from the epithelial cells at iris dorsal margin by dipigmentation.
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Exocrine cells are highly ordered epithelial cells which exhibit functional and morphological polarity.
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In this study, we demonstrated by parabiosis that type I alveolar epithelial cells and lung fibroblasts as well as interstitial monocytes/macrophages could be derived from circulating slem/progenitor cells.
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The premature growth arrest of breast and skin epithelial cells grown on plastic substrates may be due to an inadequate culture environment.
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Alternatively, indirect effects involving the regulation of epithelial cell function by mesenchyme are also possible.
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These essentially tubular structures are constructed from an epithelial cell monolayer.
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In the sea-urchin embryo, for instance, the primary mesenchyme originates from epithelial cells of the blastula by their losing cadherins and producing enzymes that allow them to invade the basal lamina.
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From light microscopic study, in immediate group, after being infiltrated for 20S and 30S, the epithelial cells remained intact and lined up tightly .
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In addition to the alveolar epithelial cells, host immune cells located outside the lung, such as splenic and thymic cells, undergo apoptosis during influenza infections.
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Evidence is accumulating to show that gut epithelial cells interact closely with adjacent mononuclear cells.
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Differential cell counts were made by examining 500 nucleated cells, excluding squamous and bronchial epithelial cells.
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TrkA immunofluorescence was detected both in desquamated epithelial cells and inflammatory cells recovered from RSV-infected airways.
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This study reports a reliable and reproducible method of harvesting and culturing gall bladder epithelial cells.
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The objectives of Dr. Kang´s current research are to determine the long-term phenotypic and genetic effects of anti-retroviral drugs on human oral epithelial cells in patients with the human immunodeficiency virus (HIV).
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In the Diff-Quik-stained smear, it became apparent that the cellular fragments were indeed anucleate when compared with nearby nucleated respiratory epithelial cells.
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To test the penetration depth of the contrast agents across multiple layers of epithelial cells, multilayer tissue constructs that have been shown to mimic the optical properties of the epithelial layer in vivo were used.
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These studies show that mucosal metabolism can be assessed effectively using biopsy specimens without the need for epithelial cell purification.
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The UK researchers found that omega-3 fatty acids inhibit proliferation of prostate cancer cells whereas omega-6 poly-unsaturated fatty acid, known as arachidonic acid, promotes the proliferation of malignant prostate epithelial cells.
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The process called epithelial-mesenchymal transdifferientiation (EMT) has been known to play a role in releasing cells (epithelial cells) on the surface of the solid tumor and transforming them into transient mesenchymal cell: cells with the ability to start to grow a new tumor.
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Using the milk samples, Dr. Arcaro and her team of researchers isolated what are known as epithelial cells and then looked at the DNA inside them.
In Breast Milk, Clues to Risk of Breast Cancer
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Most of the epithelial cells are ciliated, with microscopic ‘hairs’ that continuously sweep any surface material towards the larynx.
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They found two genes switched on in the amniotic epithelial cells that heretofore were believed to only be expressed in embryonic stem cells.
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Wounding of epithelial cells was dependent on the amplitude of stretch and on the rate of stretch.
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Evidence is accumulating to show that gut epithelial cells interact closely with adjacent mononuclear cells.
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In other research, scientists will test the theory that there are natural antibodies in epithelial cells lining the mouth that protect against dental caries.
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4 Department of Bioengineering and Therapeutic Sciences, University of California San Francisco, San Francisco, California, United States of America Primary human alveolar type II (AT II) epithelial cells maintained in Matrigel cultures form alveolar-like cysts (ALCs) using a cytogenesis mechanism that is different from that of other studied epithelial cell types: neither proliferation nor death is involved.
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The study will involve injecting 50,000 to 200,000 cells known as retinal pigment epithelial cells in the hopes that they will replace those ravaged by the disease.
Supplements or flu shots; and stem cell research for Stargardt's macular dystrophy
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Most studies entailing isolation of intestinal epithelial cells invitro and subsequent grafting invivo have used intact undifferentiated fetal endoderm.
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Our findings confirm the great potential for intestinal epithelial cells to differentiate along different histogenetic lines during tumor progression.
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A layer of cells in the retina called the epithelial cells become highly neuro-active when exposed to ultraviolet radiation, without in any way affecting vision.
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Interest in retinoic acid as a chemopreventive agent stems from laboratory research that indicates retinoids are potent modulators of epithelial cell growth and differentiation.
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When the expelled tubules elongate, the inner epithelium is disrupted and the contents of the epithelial cell spherules are released.
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The epithelial cells are polyhedral in shape and possess rounded nuclei; many of the cells contain coarse granules, others lipoid globules.
XI. Splanchnology. 1F. The Chromaphil and Cortical Systems
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Additionally, there are no central epithelial cells resembling stellate reticulum.
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LCT treatment caused significant dose-related increases in the MN formation in bone marrow and colonic crypt epithelial cells.
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The luminal surface of the epithelial cells contained few irregular cytoplasmic projections, but cilia or microvilli were absent.
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This is termed the subepithelial plexus, and from it fibrils are given off which ramify between the epithelial cells, forming an intraepithelial plexus.
X. The Organs of the Senses and the Common Integument. 1c. 1. The Tunics of the Eye
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The two extremes of the spectrum, canalicular adenoma and myoepithelioma, are represented by exclusive luminal cell and myoepithelial cell differentiation, respectively.
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There was a mild patchy proliferation of duct epithelial cells, but no dysplasia.
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The possibility that intestinal epithelial cells may produce platelet activating factor has been suggested by Kald etal.
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All normal and benign biopsy specimens, with the exception of the 2 lactational adenomas, showed varying numbers of positive epithelial cells and lymphocytes.
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A competent arthropod vector is one in which the ingested virus is able to infect the mesenteronal epithelial cells, disseminate from the mesenteron and replicate in the salivary glands, and be ejected with the salivary secretion during a blood meal.
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While HIV is good at adding genes to cells' genomes, it does not target lung epithelial cells.
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The researchers were looking for interacting partners for p120-catenin, a protein that participates in formation of the zonula adherens (ZA) - bands of AJs that encircle epithelial cells, reinforcing their shape and linking them tightly into two-dimensional sheets.
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The possibility that intestinal epithelial cells may produce platelet activating factor has been suggested by Kald etal.
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Testes from 18-day-old embryonic chickens were used to isolate seminiferous epithelial cells by sequential two-step enzyme digestion with collagenase and trypsin.
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The transcription factors that promote epithelial cells are repressed in order to produce mesenchymal cells.
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The medical technologist prepared a wet mount of the specimen to determine if an adequate number of columnar epithelial cells were present.
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And according to the results of their studies, these so-called amniotic epithelial cells could in fact be directed to form liver, pancreas, heart and nerve cells under the right laboratory conditions.
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Vitamin A has been shown to help strengthen the epithelial cells that are the first point of contact with inhaled smoke inside the lungs.
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We reasoned that if dopamine is also produced by the alveolar epithelial cells, then it may act as a paracrine or autocrine substance thus contributing to the regulation of lung liquid clearance.
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Epithelial cell reticulum expansion, reduced microvilli, chromosome concentration, increased lysosome.
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These connections occur through apertures in the basal laminae of both endothelial and epithelial cells.
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M. Kawauchi M. Fururse A. Takizawa H. Role of costimulatory molecules on airway epithelial cells acting as alloantigen-presenting cells.
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The cell growth in question is effected in the ovaries; the final stage of the process, the rupture of the containing cell or ovisac, and escape of the ovule, is attended by a concentration of nervous activity in the ganglionic masses sending nerves to those organs -- analogous to that which occurs in the solar plexus at periods of digestion; the fall of the ovule is itself analogous to the shedding of epithelial cells in the gastric follicles; the afflux of blood to the utero-ovarian veins, analogous to the periodical congestion of the gastro-splenic vascular apparatus.
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B. Cold-knife conization is the best method for diagnosis of AIS. Adenocarcinoma in situ (AIS) of the cervix is characterized by endocervical glands lined by atypical columnar epithelial cells.
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Apoptosis in colonic crypt epithelial cells was measured by observing the frequency of karyorrhexis and karyolysis in 1000 cells.
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Fresh lamellar cornea contains health corneal limbus stem cells and epithelial cells, it can repair the trauma corneal surface soon.
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The professor recently led a study in which she compared the amounts of zinc taken up by the prostate's epithelial cells.
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Only with time does it hydrolyze inside the epithelial cells of your lung tissue, causing increasing and irreversible damage.
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Invitro, high extracellular calcium concentrations inhibit the proliferation of human colonic epithelial cells and several colonic cancer cell lines.
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Slide 11: ENZYMES THAT REFLECT CHOLESTASIS • Alkaline phosphatase and 5 'nuleotidase: found near the bile canalicular membrane of hepatocytes • Gamma Glutamyl Transpeptidase: Endoplamic reticulum and in bile duct epithelial cells lacks specificity
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The germinal epithelium is composed of epithelial cells that become prefollicle cells when associated with oogonia, as in Fundulus grandis.
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A characteristic feature of colonization with B. pilosicoli is the intimate end-on or "polar" attachment of spirochete cells to the luminal surface of colonic and rectal epithelial cells, in a condition called "intestinal spirochetosis" or
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There are three important disaccharidase enzymes: maltase maltose → glucose sucrase sucrose → glucose + fructose lactase lactose → glucose + galactose The disaccharidase enzymes are unusual in that they are located in the membrane of the ileum epithelial cells.
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A few tubular epithelial cells were necrotized or lost.
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Defects are observed inside the melanosomes distributed on the skin, peritoneum and choroid membrane, but melanosomes in the pigment epithelial cells are terminally differentiated.
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They favored a myoepithelial origin, hypothesizing that the myoepithelial cells enlarge and merge together to form a syncytium.
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Calcium may protect against colorectal cancer by reducing epithelial cell turnover.
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The follicle, in the shape of a sphere, is lined with a single layer of epithelial cells.
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The researchers said that process -- called epithelial-mesenchymal transdifferientiation -- has been known to play a role in releasing epithelial cells on the surface of the solid tumor and transforming them into cells having the ability to grow a new tumor.
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We biopsied him: not only did he have the classic pathologic findings of HIV nephropathy, but when we looked for the virus, we found it there in a great amount and also in his epithelial cells, which was quite unusual.
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Most studies entailing isolation of intestinal epithelial cells invitro and subsequent grafting invivo have used intact undifferentiated fetal endoderm.
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The neoplastic epithelial cells were cuboidal and had round or oval nuclei and inconspicuous nucleoli.