I engineered HeLa cells to produce copious amounts of these fusion proteins, and watched where they went. Most migrated to the nucleolus, as expected, but one protein steadfastly refused. Instead, it ...

Media can be supplemented with serum, antibiotics, and other additives depending on the specific cell type and application ... contributing to our understanding of basic biological mechanisms. Cell ...

Within multicellular organisms, tissues are organized communities of cells that work together to carry out a specific function. The exact role of a tissue in an organism depends on what types of ...

Examples of multicellular organisms include animals and most species of plants. The following diagram shows the variety of human cell types.

These solitary and apparently nonfunctional cilia are far more widespread than the motile type. For example, in humans, only a few cell types have motile cilia, namely sperm, epithelia cells in ...