Sentences with phrase «cells on the collagen»

After 5 days, microscopic evaluation revealed that colon cells on the collagen membrane were far more viable compared to those grown in the other devices.

Using a 3 1/4 - inch - square piece of skin from an aborted 14 - week - old fetus, researchers nurtured skin cells on a collagen matrix, creating sheets about the size of a 3 - by -5-inch index card.

Methods: The research team grew the tissue cells on collagen - coated microcarrier beads under physiological fluid shear conditions in bioreactors.

Not exact matches

For instance, to make a rod with collagen fibers aligned along its length (like a tendon) they cultured chondrocyte cells in a dog bone - shaped mold with loops on either end.

Normally, the collagen cells that appear green on Catarina's tree (and also a wreath image) would be bluer in colour but, she says, the fat cells would certainly appear red with the lasers used.

Many studies have shown that stiffness of the extracellular matrix, the fibrous network of collagen that surrounds cells, promotes cellular mobility; cells can get a better grip on stiffer surfaces and thus invade neighboring tissue.

The researchers concluded that using collagen - based membranes in organ - on - a-chip devices enhance the growth, viability and barrier function of human colon cells and that the method likely could be extended to cells from other organs.

In a previous related study published in the Journal of Materials Science: Materials in Medicine, the same team of NTU scientists found that fish scale - derived collagen would induce human umbilical vein endothelial cells to express 2.5 times more of a specific type of collagen responsible for blood vessel formation, as compared to endothelial cells cultured on bovine collagen.

In addition, the cells grown on the collagen membrane were more differentiated.

Wei Long Ng explained: «The two - step bioprinting strategy involves the fabrication of hierarchical porous collagen - based structures (that closely resembles the skin's dermal region), and deposition of epidermal cells such as keratinocytes and melanocytes at pre-defined positions on top of the biomimetic dermal skin constructs, to create 3D in - vitro pigmented human skin constructs.

Atala's method involved painting several coats of Kaitlyne's muscle cells on the outer surface of a bladder - shaped mold made of collagen.

Each microsphere is coated with collagen — a natural structural material — to provide a surface on which the stem and blood cells can anchor themselves and proliferate.

Working in mouse models of breast cancer and breast tumor samples from patients, Longmore and his colleagues showed that a protein that sits on the surface of tumor cells, called DDR2, binds to collagen and activates a multistep pathway that encourages tumor cells to spread.

The sponge's cells, its calcium carbonate or glasslike silica spicules, and the mass of collagen that forms its visible body all create a network of tunnels and chambers, with little flailing hairs called cilia on the walls that wave the water through and filter out plankton and waste.

You can say this one makes the cells more 3 - dimensional, or this one makes the cells more like they would develop in collagen, depending on what you want.»

Our laboratory focuses on the molecular basis of cell adhesion to collagen with a focus on the alpha2 beta1 integrin.

Porcine bone marrow stromal cell differentiation on heparin - adsorbed poly (e-caprolactone)- tricalcium phosphate - collagen scaffolds.

Ng explains, «The two - step bioprinting strategy involves the fabrication of hierarchical porous collagen - based structures (that closely resembles the skin's dermal region), and deposition of epidermal cells such as keratinocytes and melanocytes at pre-defined positions on top of the biomimetic dermal skin constructs, to create 3D in - vitro pigmented human skin constructs.

Studies on interactions among tumor cells, fibroblasts and endothelial cells are also done in 3 - D models, in which cells are embedded into collagen to mimic the tumor microenvironment.

«Over the course of time, the cells interact with each other and the collagen to form pieces of artificial heart that beat on their own in a Petri dish,» Elson says.

The researchers found that loss of collagen VII not only affected the composition of the cellular microenvironment but also led to global changes in cell homeostasis on mRNA and on protein level.

By looking for cell populations that would resemble the vertebrate chordamesoderm (a population of mesodermal midline cells that converge medially to give rise to the notochord; red in Fig. 1A), we identified segmental pairs of mesodermal cells on the non — bone morphogenetic protein (BMP) body side (5) that stood out by early and continuous expression of colA1, encoding collagen type A (Fig. 2, A to D).

The researchers then devised an assay that deployed native basement membrane to separate cancer cells on one side and fibroblasts embedded in collagen on the other.

In tests on animals and human cells, the studies» authors found that malic acid may help increase collagen production and reverse sun - induced signs of skin aging.

On top of that, fibroblasts (collagen - making dermal cells) produce 40 % less collagen when exposed to tobacco smoke — the eye area is most affected.

While it is not the ultimate» cure» for cellulite on one's body, avoiding foods which easily contribute to enlargement of fat cells and adding in foods which contribute to development and maintenance of healthy collagen proteins will be very supportive of minimizing any cellulite effects on the outer skin surface.

LaFlore's ingredients allow the skin to breath and function at optimal levels, improving flow and helping your cells turn over on their own, resulting in collagen and elastin synthesis for skin renewal and improved natural barrier functions.

(Source) Another study analyzed the antioxidative and anti-aging effects of strawberry extract on human fibroblasts, cells that are responsible for collagen formation.

Scientists tested cold pressed tamanu oil on human skin cell samples, analysing wound healing factors including collagen synthesis, glycosaminoglycans, and wound closure.

The only effective way of treating cellulite is addressing the above mentioned causes, focusing on strengthening the connective tissue (collagen) and muscles found under the skin, a long - term weight loss (burning fat slowly and systematically), slowing down the ageing process of the skin cells, improving blood circulation and strengthening blood vessel walls, detoxification of the body and liver, and improving overall health.

This means liver cells with more ATP will be able to detoxify your body more efficiently; fibroblasts in your skin will be able to synthesize more collagen fibers and so on, because ATP is crucial for all cellular functions.

When collagen is disrupted in joints, the changes in mechanical forces on the cells can lead to degenerative changes.