Search results
Results from the WOW.Com Content Network
The cells are characterized by expressing the cell surface markers CD33, CD34 and HLA-DR. [6] These surface markers are proteins on the surface that are unique to specific cells and certain maturation periods, allowing researchers to differentiate between two different cells as well as what stage the cell is found in its developmental progression.
These two cell populations are kept separate by a mechanism of cell segregation linked to the heritable expression of a selector gene. [7] A selector gene is one that is expressed in one group of cells but not the other, [5] giving the founder cells and their descendants different instructions. [12]
A heterokaryon is the melding of two or more cells into one and it may reproduce itself for several generations. [4] If two of the same type of cells fuse but their nuclei do not fuse, then the resulting cell is called a syncytium. [5] Heterotypic cell fusion occurs between cells of different types.
The researchers discovered that mucus-producing cells in the intestines took in the highest amount of microplastics, with contaminants even entering the nucleus of the cell, which holds genetic ...
Legally required minimums only cover damage you cause. Even with comprehensive and collision, you're financially vulnerable. Learn top situations your standard car insurance won’t cover — and ...
South Florida commonly attracts homeowners who want glorious beach views and warm weather. But new state laws require condos to have sufficient cash reserves to cover any major repairs and conduct ...
Electron microscopy technologies such as staining, [5] metal shadowing, [6] and ultra-thin cell sections were the original methods to determine polysome structure. The development of cryo-electron microscopy techniques has allowed for increased resolution of the image, leading to a more precise method to determine structure.
One of the most common types of shuttle vectors is the yeast shuttle vector. [2] Almost all commonly used S. cerevisiae vectors are shuttle vectors. Yeast shuttle vectors have components that allow for replication and selection in both E. coli cells and yeast cells.