In a study that may guide drug design, researchers find organelles encounter varying levels of resistance, depending on their size and speed, as they move through a cell's cytoplasm. Under a ...

ULTRACENTRIFUGAL analysis has shown that one of the main ribonucleoprotein components of bacterial cytoplasm is sensitive to alterations in the concentrations of certain salts present in the growth ...

Many enzymes that are active in the cytoplasm generate force, as is the case with molecular motors that transport cargo. Enzymes acting in concert can drive whole-cell processes such as migration. The ...

Cells are the smallest unit of life and the building blocks for all organisms. Each component of a cell has its own function. Animal and plant cells differ and they have similarities. Nucleus, cell ...

CAMBRIDGE, Mass. -- Under a microscope, a cell's cytoplasm can resemble a tiny underwater version of New York's Times Square: Thousands of proteins swarm through a cytoplasm's watery environment, ...