Sentences with phrase «epithelium lining»

Ependymomas originate from the epithelium lining the ventricles and central canal of the spinal cord.

This, in turn, damages the membranes of the epithelium lining, alters the composition of intestinal flora, and potentially initiates an autoimmune response.

The colonic mucus barrier is produced by specialized cells in our gut epithelium lining that secrete mucin.

The human olfactory epithelium lines the roof of the nasal cavity, part of the nasal septum and the superior turbinates and may extend to the middle turbinates.

Not exact matches

For instance, people with interstitial cystitis may also have a defect in the protective lining (epithelium) of the bladder.

The mucous membranes (or mucosae; singular: mucosa) are linings of ectodermic origin, covered in epithelium, and are involved in absorption and secretion.

It is more profound in cancers that arise in tissues with a high turnover rate, such as the skin and the epithelium, the thin layer of cells that line many organs.

It first targets a protective lining called the retinal pigment epithelium (RPE), which shuttles nutrients to the photoreceptor cells and is vital for their survival.

There, the invaders will release enzymes to penetrate a thick mucous layer that lines the epithelium.

The nose is lined with sensory tissue, the olfactory epithelium, that contains various types of cells, all of which arise from olfactory stem cells (green).

The current study just looked at cells of the epithelium, the layer of cells lining the gut, but there would be other cells responding to these microbial signals as well.

The epithelium is the mucus - lined cellular covering of internal and external surfaces of the body, including the intestinal tract.

This photo shows bacteria that are present deeper in the mucus layer that lines the intestine and closer to the epithelium than they should be.

A research team from the University of Minnesota and the Mayo Clinic took cells from the lining (epithelium) of human airways and exposed them to Alternaria.

These stem cells live in the lining of the intestine, known as the epithelium, and generate all of the different cell types that make up the epithelium.

The lining or epithelium of the gut is one of the body's most diverse and dynamic tissues, an ecosystem of cells that acts as one of the body's main interfaces with the outside world.

The team then selected cells from these organoids and placed them inside the Intestine - Chips, which are about the size of AA batteries and re-create the natural microenvironment of the human intestine, including the intestinal epithelium — the layer of cells that forms the lining of both the small and large intestines.

Type I mucosal surfaces line the upper rectum and consist of a single layer of tightly joined, simple columnar epithelium, while type II mucosal surfaces line the lower rectum and anus and consist of multiple layers of stratified squamous epithelium.

In the Intestine Chip, the epithelium forms villi - like projections lined by polarized epithelial cells that undergo multi-lineage differentiation similar to that of intestinal organoids, however, these cells expose their apical surfaces to an open lumen and interface with endothelium.

Most HNSCCA begins in the layer of flat cells (the epithelium) which line the structures of the upper aerodigestive tract, including the mouth (oral cavity), throat (pharynx), and voice box (larynx).

contain immunoprotective respiratory epithelium, the tissue lining the respiratory tract, which moistens and protects the airway and functions as a barrier to potential pathogens and foreign particles;

Important features of XMRV biology include (1) tropism for a variety of cell lines, including prostate cancer DU145 and LNCaP cells [27], [43], [48], and human neural cell types [57], (2) adaptations that promote growth in prostate epithelium and human - derived prostate cancer cell lines including an androgen response element in the promoter region [58] and downregulation of APOBEC3G [59], and (3) cellular effects with potential oncogenic properties including increased tumor aggressiveness mediated by downregulation of p27 [60] and differential regulation of several microRNAs [61].

So maintaining our first line of digestion and defense by nourishing rather than degrading our epithelium is key to robust health thus robust performance.

Changes such as subpleural cysts lined by keratinizing squamous epithelium and extensive infectious sequelae are frequent in the lungs and are occasionally noted in the conjunctiva and salivary glands.

Secondary bacterial agents, most commonly Salmonella, E. coli and Clostridium perfringens, can cause generalized illness by infecting damaged epithelium (lining) in the small intestine.

During proestrus — which lasts one week, on average — estrogen becomes the dominant hormone, the uterine lining begins to proliferate, and the vaginal epithelium starts to cornify.