Sentence examples for a layer of cells from inspiring English sources

That work involved in effect turning the clock back in a layer of cells on the outside of the heart, called the epicardium, making adult cells think they were embryos again and thereby restarting their ability to repair.

In humans and many other animal species, brachyury is essential for embryos to develop, marking a layer of cells that will become the skeleton and muscles.

The outer surface of each ovary is covered by a layer of cells (germinal epithelium); these surround the immature egg cells, which are present in the ovaries from the time of birth.

Within an inch or two of shoot tips, some flowering plants have a starch sheath (a layer of cells with much stored starch) in the same position as an endodermis.

But even if the medium is frequently replaced, when the bottom of the culture dish becomes densely packed with a layer of cells, the growth rate drops a phenomenon called contact inhibition of growth.

The key to the technique is a culture medium that stimulates cells to produce their own glue, in the form of collagen and other binding proteins.After the steel rod is removed, the artery is completed by seeding its inner walls with a layer of cells that form the lining of blood vessels (these are harvested from a patient's own blood or veins).

The condition has puzzled scientists because the malarial parasite shouldn't be able to cross the so-called blood-brain barrier--a layer of cells lining the brain's surface that guard against any harmful molecules the blood might be harboring.

Tubules were positioned onto a glass microscope slide covered with a layer of Cell-Tak® adhesive (Becton Dickinson, Bedford, MA).

20– 22 Then, the metabolic network may be only a layer of cell physiology, whose description may be refined by more model types, as signaling networks and transcription regulation.

Inside the phloem is a layer of undifferentiated cells one cell thick called the vascular cambium layer.

Surrounding the mammary epithelial cells is a layer of myoepithelial cells that help to squeeze the milk down the duct.