How To Use Keratin In A Sentence

To characterize the effect of the sample preparation procedure on the keratin structure, WAXS patterns were recorded for three groups of four horsehair fibers.
In addition to the tubules, the epithelial cells may also form nests, cords, single cells, micropapillae, and keratinous cysts.
The invention also relates to a cosmetic care or make-up process for a keratinous material.
Zinc is required for the incorporation of cystine into keratin.
Keratin expression is typical of epithelial differentiation in carcinomas and some sarcomas.

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And I, helplessly impaled upon it's keratinous trident! Grade A Twats
In half the specimens studied these lesions were found only after careful examination of numerous sections and staining with an anti-cytokeratin antibody.
They are unable to grow in living tissues but instead can multiply in structures containing keratin.
Spadefoots are so-named for the large, keratinous metatarsal tubercles that are internally supported by a well-ossified prehallux, located on the outside edges of their feet.
These fibres are surrounded by a matrix of disorderly keratin-like proteins cross-linked by sulphur atoms, like steel cables embedded in concrete.
When oestrogen levels are high the epithelial cells become keratinized or cornified, an effect reversed by progesterone.
The two studies showing that kinetin affects cell differentiation in keratinocytes and fibroblasts were done in vitro. Simple Skin Beauty
The stratum corneum, the top layer, is composed of dead keratinized cells.
Chidenga, the Zimbabwe wildlife chief, said world efforts to "demystify" the medicinal affects of rhino horn - consisting of keratin, the main component of human fingernails and hair - failed to yield results in Asia. Kansas City Star: Front Page
[1] As the cells in the three regions begin to keratinize and harden, they are integrated into the dead (keratinized) portion of the hair fiber; new hair cells in the hair bulb region push the dead shaft upwards towards the skin's surface. CreationWiki - Recent changes [en]
Actin and keratin both share with byssal threads a tendency to recover initial modulus and stress upon relaxation.
Androgens are also responsible for the increased growth in body hair and an increased shedding of keratin, a protein that can block pores and the flow of sebum.
Rich Vitamin A may maintain the skin elasticity, prevents epithelial cell's atrophy keratinization.
The plate of the nail is composed of a substance called keratin, which is produced by amino acids. CreationWiki - Recent changes [en]
Unlike most turtles, the carapace of a softshell is covered with leathery skin instead of keratinized plates. Reptile families
A recent study looking at sensitivity of the penis in the circumcised and uncircumcised male found that the five most sensitive areas on the penis are removed at circumcision, and that the keratinized glans on the circumcised penis is less sensitive than the foreskin-protected, mucosa-lined glans on the uncircumcised penis. Ali A. Rizvi: Male Circumcision and the HIV/AIDS Myth
Their skin is covered with non-overlapping scales composed of the protein keratin and often studded with bony plates called scutes.
Such inhibition is mediated by a molecule called staphylococcal lipoteichoic acid (LTA) which acts on keratinocytes - the primary cell types found on the epidermis. Health News from Medical News Today
There are a number of hair-straightening salon treatments besides Brazilian Blowout on the market, some of which are called "keratin treatments" and "Brazilian treatments. Calls for FDA to Regulate Hair Straighteners
Explanations for the cytokeratin immunoreactivity include locally entrapped mediastinal pleura or pulmonary epithelium.
Keratin is an extremely tough protein material that comprises the bulk of hair, nails and horny tissue.
Such materials are known to be harder than noncomposites, such as the nonmelanic [beta] keratin that forms the cortex of white feathers.
Objective To immunologically characterize the binding activity of a genetic engineering human antibody against keratin.
While the bony core is unforked, its keratinous covering is forked ScienceBlogs Channel : Life Science
Mammalian hair, made of a protein called keratin, serves at least four functions.
Enhanced transcription of Nrf2 was reported to contribute to an increase in Nrf2 protein when murine keratinocytic cells were challenged with anticarcinogen D3T PLoS ONE Alerts: New Articles
Fish scales are formed in the mesoderm from bone, covered in a dentine-like substance called cosmine, and finally surfaced with keratin. Scientific Blogging
The nail consists of a particular hard, horny tissue composed largely of keratin.
A striking increase in cell invasiveness was observed once the cells were treated with the bioactive lipid sphingosylphosphorylcholine (SPC) that leads to a reorganization of the cell's keratin network, an enhancement of the cell's deformability, and also an increase in the cell's migration speed on flat surfaces. Elites TV
Some of what we call horns and antlers are made of keratin, and some are made of calcium.
The most widespread type of melanin is responsible for skin colour; the melanocytes, deep in the epidermis, make it, and transfer it into the keratin cell layer of the skin.
This interfered with the normal process of desquamation, resulting in a build-up of keratin (retention hyperkeratosis).
This paper deals with the preparation and characterization of keratin/cellulose films prepared by coagulating polymers blends from cuprammonium solution.
Keratin does not dissolve in cold or hot water and does not easily undergo proteolysis.
Objective To establish the technique of Culture of normal human melanocyte , keratinocyte and fibroblast isolated from the same donor.
In skin of external auditory canal , there are multilayer applanation - keratinocyte, epidermis, collagen fibrils, collagenoblast and leukomonocyte.
Expression of Cre and hence targeting of the floxed gene can be restricted to e.g. T cells (lck promoter), cardiac muscle (cardiac myosin promoter), neurons (enolase promoter) or epithelia (cytokeratin promoter). The 2007 Nobel Prize in Physiology or Medicine - Advanced Information
Earliest changes in the hair follicle occur when the follicular canal becomes blocked with abnormally keratinized desquamating cells.
They also contain enzymes, hormones and minerals of vital importance to male potency, including collagen, keratin, lysine, arginine, androsterone, calcium and many others. The Tao of Health, Sex and Longevity
From page 141 on: It turns out that human horns, anomalous growths consisting entirely of concentric layers of keratinized epidermal cells with a tendency to originate on the sites of sebaceous cysts, warts, or scars, are 'far more frequent than ordinarily supposed,' according to Drs. George Gould and Walter Pyle (Anomalies and Curiosities of Medicine; New York, Julian Press, 1956, p. 222). Human horns
Our results strongly support the hypothesis of a refolding of the unraveled keratin molecules.
Over the anterior metatarsal region, all the feather- and scale-type beta-keratins are expressed in the embryonic layers.
Fungal infections usually affect the skin because they live off keratin, a protein that makes up skin, hair and nails.
They connect with the developing keratinocytes through intercellular connections, or desmosomal junctions.
Dermatophytes are fungi that can cause infections of the skin, hair and nails because of their ability to feed on keratin.
And, in fact, they aren't exactly horns: they share the keratinized gloss and surface of standard animal horns, but they lack the bony core. Human horns
Chemical constituents include keratin and eukeratin as well as other proteins, peptides and free amino acids.
A punch biopsy of an alopecic patch on his scalp showed pigment casts with keratinous debris in the follicles, distortion of the hair shafts, and an increased number of catagen hairs.
Results Ameloblastoma, keratinous cyst and dentigerous cyst were the most commonly seen, accounting for 70% cases.
Immunohistochemistry showed that the tumor cells were diffusely reactive to alphafetoprotein, alpha 1, antitrypsin, and cytokeratin.
Ingredient: Shea butter, polyclonal keratin and compound vitamin etc.
The melanin is eventually discharged from melanocytes and taken up by keratinocytes. Real Sun Tan Without the Danger | Impact Lab
The tip was still there, but the hard keratin around the outer curve was a mess of splinters and fragments. THE CRASH OF HENNINGTON
Amphibian skin thus appears to have limited options for waterproofing, because it is thin, poorly keratinized, and therefore supple.
Carotenoids are taken up from blood circulation by rhamphothecal keratinocytes in the bill, accumulated in lipoid droplets, and distributed diffusely through the horny, keratinized beak tissue.
Baleen is made of keratin, the same protein that makes up hair and fingernails, and is strong, yet elastic.
In dermatosis neglecta, a progressive accumulation of sebum, sweat, keratin and other dirt and debris, occurs due to inadequate local hygiene resulting in a localized hyperpigmented patch or a verrucous plaque. BioMed Central - Latest articles
Wool has also experimented with building hurricane-resistant houses out of … well, if not exactly out of chicken feathers, at least out of materials based on keratin fibers derived from chicken feathers. Chicken feathers no longer for the birds
Hair is composed of non-living tissue, mostly of a fibrous protein known as keratin and is devoid of nerves.
Over the next few years, they retrieved more of the now nearly complete skull along with skin plates, rib fragments, a vertebra and a possible limb bone from the dinosaur species. plant-eating dinosaurs that resembled nature's armored tanks as they walked about on four limbs and their bodies were covered with bony armor that may have been covered with a colorful keratinous sheathing (same as the stuff in bird beaks and turtle shells). Livescience.com
In a section on tumor markers in breast neoplasms, there is a comprehensive discussion of cytokeratins, lactalbumin, pregnancy-specific lactoprotein, lactoferrin, milk fat globule membrane antigen, T antigen, tissue polypeptide antigen, actin, GCDFP - 15, polymorphic epithelial mucins, CEA, S - 100 protein, PSA, and a listing of serum diagnostic markers.
Function: Anti - inflammation , bloodshot removal, detumescence, smoothing and repairing the sensitive skin and promoting healthy keratin.
Their skin is covered with non-overlapping scales composed of the protein keratin and often studded with bony plates called scutes.
Animal hair fibers consist of a protein known as keratin.
Parsons also illustrated the dermal armour of this new species based on the theory by Museum of the R.ckies paleontologist John R. Horner that there was an outer keratinous sheathing on it as found in modern turtle shells and bird beaks. PhysOrg.com - latest science and technology news stories
Gecko spatulae are made of keratin, the protein in human hair.
Their skin is covered with non-overlapping scales composed of the protein keratin and often studded with bony plates called scutes.
This is when the buds of the tongue kick into overproduction of a substance called keratin, which causes the buds to grow longer than normal. Dr. Harold Katz: Bad Breath and Your Tongue
Of note, FASN expression was more intense in the non-keratinizing poorly differentiated tumors with basaloid morphology, where p63 was found to be positive in almost 100% of tumor cells ( PLoS ONE Alerts: New Articles
The finding indicates that the skull had an external covering, most likely of hard keratin, similar to the bills of modern birds.
The slightly flattened spikes were covered with keratin, the same protein found in horns, fingernails, and claws.
By the fall, the keratin layer of skin has become thicker and more calloused in response to the skin's over-exposure to harmful ultra-violet rays from the hot sun of summer.
We measure no contribution from the cytokeratin network to viscoelasticity.
Hair is made up mostly of a protein called keratin, which is the same material that makes up hooves, claws and fingernails. Archive 2006-10-01
One species of whales developed baleen, rows of keratin plates similar to hair that filter out food from the sea.
To assess the possible involvement of a paracrine mechanism, normal human keratinocytes were exposed to SSR and culture medium was collected 24 h later.
Objective To immunologically characterize the binding activity of a genetic engineering human antibody against keratin.
The lunula is overlapped by the cuticle, which protects those keratin cells. CNN Transcript Sep 21, 2006
The chemicals in relaxer break bonds that hold the keratin together. The Sun
Excess keratin should be pared away with a scalpel blade to expose the floor of the ulcer and allow efficient drainage of the lesion.
One bony claw of Hagryphus preserves the impression of the keratinous fingernail-like that would have covered the claw in life. Boing Boing: April 2, 2006 - April 8, 2006 Archives
It's common to see bite marks on their shells which are made out of Keratin, like your fingernail.
The fungus seems to do no harm until the tadpoles start to metamorphose and develop the keratin-rich skin of the adult stage.
The effect occurs because of a molecule called staphylococcal lipoteichoic acid that acts on keratinocytes, the primary cell type found in the epidermis. Yahoo! News: Latest news headlines News Headlines | Top Stories
The top of the head is always covered by a shield of keratin-covered scutes, and the tail is covered by bony rings.
The structures had probably been covered with keratin, the same protein found in fingernails, horns, and claws.
The tip was still there, but the hard keratin around the outer curve was a mess of splinters and fragments. THE CRASH OF HENNINGTON
Sometimes you might get whiteheads tiny white cysts containing lamellated keratin that a dermatologist or esthetician can take out with a tiny needle around your eye area or on your cheeks. Best in Beauty
Molecular chromophores besides melanin abound in the skin and include keratin, collagen, elastin, proteins, lipids, steroids and urocanic acid to name a few.
Though not all Paini have muscular forearms combined with keratinous spines, like coarse sandpaper, on their chests and forearms, those who live in fast-flowing streams do, evidently to prevent the slimy female from being whisked away during the sometimes hours-long amplexus required for the female to ovulate. PhysOrg.com - latest science and technology news stories
Cells are laced with a network of fibres more rigid than the rope-like structural proteins collagen and keratin.
Microwave antigen retrieval was used with cytokeratin and Bcl - 2 oncoprotein.
What we see and brush as hair is actually the hair shaft, which is the keratinized, hardened tissue that grows from this follicle. Wil's Ebay E-Store
Efficient in vivo targeting of epidermal stem cells by early gestational intraamniotic injection of lentiviral vector driven by the keratin 5 promoter. CHOP stem cells publications
Now called Tatankacephalus cooneyorum, the beast is a type of ankylosaur, or a group of plant-eating dinosaurs that resembled nature's armored tanks as they walked about on four limbs and their bodies were covered with bony armor that may have been covered with a colorful keratinous sheathing (same as the stuff in bird beaks and turtle shells). AOL News
By the fall, the keratin layer of skin has become thicker and more calloused in response to the skin's over-exposure to harmful ultra-violet rays from the hot sun of summer.
Most leukoplakias are caused by hyperkeratosis or a thickening of the outer keratin layer.
The first tier of the brick wall of the squamous cells is called the granular layer, where the soft keratin of the skin is made as opposed to the hard keratin of nails and hair. Simple Skin Beauty
A US research team examined the possibility that normal human oral keratinocytes might be directly infected by HIV or might convey infectious HIV virions to adjacent leucocytes.
This dissolves hair by breaking the sulphur bonds of the keratin, the protein from which hair is made.
Results All patients were healed at first stage except 1 relapsed with vocal cord keratinization.
FASN expression levels appeared to be highest in non-keratinizing poorly differentiated tumors with basaloid morphology that also expressed very high p63 levels. PLoS ONE Alerts: New Articles
Your fingernails and toenails also are made of the protein keratin.
Most leukoplakias are caused by hyperkeratosis or a thickening of the outer keratin layer.
Tumors that arise distally below the dentate line are typically keratinizing squamous cell cancers.
These cytokeratins usually retain their tissue specificity in their neoplastic counterparts.
“A nude human female with golden-colored, dead keratinized cells surrounding its skull and groin,” PLOF-873 offered. 365 tomorrows » 2007 » October : A New Free Flash Fiction SciFi Story Every Day
That is, the cartilaginous radials extend to margins of pectoral fin, functionally and physically displacing the keratinous ceratotrichia.
Each hair is made of tough and stretchable protein called keratin, manufactured by the hair follicle.
Chidenga, the Zimbabwe wildlife chief, said world efforts to "demystify" the medicinal affects of rhino horn – consisting of keratin, the main component of human fingernails and hair – failed to yield results in Asia. Endangered Rino Poaching Spikes In Zimbabwe
The nail plate, which is dead, compacted and hardened keratin, is the visible part of the nail that you polish, and the nail bed is the skin beneath it.
Keratin is an extremely tough protein material that comprises the bulk of hair, nails and horny tissue.
In case 4, the carcinomas in the submandibular gland and ipsilateral tonsil, the latter including an in situ component, were histologically similar keratinizing squamous tumors.
In particular, we have focused our attention on microtubules, actin microfilaments and intermediate filaments of keratin.
But it is, in fact, a form of protein called keratin, similar in composition to our finger and toenails.
This is called the ungual crest and helps anchor the keratinous covering of the claw onto the ungual: it's present in some sloths and anteaters too, and outside of xenarthrans is seen in cats. ScienceBlogs Channel : Life Science
Efficient in vivo targeting of epidermal stem cells by early gestational intraamniotic injection of lentiviral vector driven by the keratin 5 promoter. CHOP stem cells publications
Amino acids are absorbed by the body to help build keratin, the main protein in hair.
The fibrous protein is produced by keratinocytes found in the body in two forms, hard and soft.
Acne has a complex aetiology, involving abnormal keratinisation, hormonal function, bacterial growth, and immune hypersensitivity.
Stratified squamous keratinized / cornified Ex. Epidermis of skin 2. Recently Uploaded Slideshows
Strictly, the exoskeleton is restricted to keratinous elements such as horns, nails, claws, hairs, feathers, etc.
The mature nail is a plate of the protein keratin which is also present in hair and skin.
Cat claws are made of keratin, a protein also found in human nails.
In these animals, lipids are deposited into spaces between cells, where they become organized into distinct sandwiched layers within the epidermis's corneous tissues (consisting primarily of fibrous keratin proteins).
It may also be possible to extend the diagnostic discrimination using cytokeratin subtype classification, neuroendocrine status, or serological antibody titres.
Human hair keratins provide a structural diversity ideal for biomaterials and are highly tolerated as implantable materials.
Ingredient: Shea butter, polyclonal keratin and amino acid etc.
On a receiver operating characteristic curve, the best discriminator was the highest value of keratinocyte growth factor within 5 days after birth.
In both skin and hair care products, the liberated carbon dioxide also functions to facilitate the delivery of active or functional substances to keratinous substrates, such as skin and hair.
Expression of Cre and hence targeting of the floxed gene can be restricted to e.g. T cells (lck promoter), cardiac muscle (cardiac myosin promoter), neurons (enolase promoter) or epithelia (cytokeratin promoter). The 2007 Nobel Prize in Physiology or Medicine - Advanced Information
each hair consists of layers of dead keratinized cells
In mammals, alpha-keratin is found in hair, bristles, hooves, nails, and claws as well as in soft skin.
In mammals, alpha-keratin is found in hair, bristles, hooves, nails, and claws as well as in soft skin.
Your fingernails are composed of layers of keratin, a protein also found in hair and skin.
For example, Justin R. Barone, a research scientist at the U.S. Department of Agriculture’s Environmental Quality Laboratory in Beltsville, MD, and colleagues have found that chicken-feather keratin is ideal for strengthening composites. Chicken feathers no longer for the birds
The wing spurs are keratinous structures that grow anteriorly from the carpal-metacarpal joints.
Although baleen is commonly called whalebone, it is not bone but keratin, the same material as your nails and hair.
And it will include research into additional medical uses for sheep products such as lanolin and keratin.
It may also be possible to extend the diagnostic discrimination using cytokeratin subtype classification, neuroendocrine status, or serological antibody titres.

How To Use Keratin In A Sentence

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