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Cells of the epithelium are bound basally to a laminal matrix and apically to an extraembryonic matrix.
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Cells and epithelium
Cells that synthesize melanins are called melanocytes, and also the retinal pigment epithelium cells, whereas cells that have merely engulfed the melanosomes are called melanophages.
Cells and are
Cells that lack F plasmids are called F-negative or F-minus ( F < sup >-</ sup >) and as such can function as recipient cells.
# Ex vivo, which means " outside the body " – Cells from the patient's blood or bone marrow are removed and grown in the laboratory.
Cells interact though plasmodesma ( ta ), which are inter-connecting channels of cytoplasm that connect to the protoplasts of adjacent cells across the cell wall.
Cells that have temporarily or reversibly stopped dividing are said to have entered a state of quiescence called G < sub > 0 </ sub > phase.
Cells using water-based electrolytes are usually limited to cell potentials less than about 2. 5 volts, because the very powerful oxidizing and reducing agents which would be required to produce a higher cell potential tend to react with the water.
Cells found in a ganglion are called ganglion cells, though this term is also sometimes used to refer specifically to retinal ganglion cells.
Cells may be exposed to UV radiation or mutagenic chemicals, and mutants with desired characteristic are then selected.
** John McCarthy is kidnapped in Beirut ( released in August 1991 ) – 3 others are found dead ; Revolutionary Cells ( RZ ) claims responsibility in retaliation for the U. S. bombing of Libya.
Cells are classified into two categories: simple, non-nucleated prokaryotic cells, and complex, nucleated eukaryotic cells.
Cells are able to survive outside the body for a limited amount of time, which makes them ideal indicator organisms to test environmental samples for fecal contamination.
Cells are solitary or united into colonies of various kinds, which may be linked by siliceous structures ; mucilage pads, or stalks ; mucilage tubes ; amorphous masses of mucilage and threads of polysaccharide ( chitin ), which are secreted through strutted processes.
Cells showing linear spatial summation are termed X cells ( also called parvocellular, P, or midget ganglion cells ), and those showing non-linear summation are Y cells ( also called magnocellular, M, or parasol retinal ganglion cells ), although the correspondence between X and Y cells ( in the cat retina ) and P and M cells ( in the primate retina ) is not as simple as it once seemed.
Cells and matrix
Cells in the epidermis contain a structural matrix of keratin, which makes this outermost layer of the skin almost waterproof, and along with collagen and elastin, gives skin its strength.
Cells called fibroblasts are widely dispersed in this tissue ; they are irregular branching cells that secrete strong fibrous proteins and proteoglycans as an extracellular matrix.
Cells and .
Cells of the reproductive stalk, as well as the spores formed at the apex, possess a cellulose wall.
Cells damaged to the point of inactivity can be repaired because of the ability of molecular machines to build cells from scratch.
The incorporation of smaller cells within larger ones resulted in the development of yet more complex cells called eukaryotes .< ref > Cells within colonies became increasingly specialized, resulting in true multicellular organisms.
In recent research done in mice, it was found that the cleavage of PrP proteins in peripheral nerves causes the activation of myelin repair in Schwann Cells and that the lack of PrP proteins caused demyelination in those cells.
Although better-known, the RAF conducted fewer attacks than the Revolutionary Cells ( German: Revolutionäre Zellen, RZ ), which is held responsible for 296 bomb attacks, arson and other attacks between 1973 and 1995.
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