How do tennis rankings work? Tennis world rankings are calculated by the ATP, who award points based on a player's performance at particular tournaments. The further a player progresses in a ...

Exocytosis, the fusion of secretory vesicles with the plasma membrane to allow release of the contents of the vesicles into the extracellular environment, and endocytosis, the internalization of ...

Our understanding of the relationship between the atheroprotective activities of HDL and heterogeneity of HDL particles has advanced greatly. HDL particles are highly heterogeneous in structure ...

Antibiotics that inhibit protein synthesis are known to have some degree of antivirulence effects. Macrolides bind reversibly to 23S ribosomal RNA (rRNA) of the 50S subunit of bacterial ribosome ...

Hydrolases are enzymes that catalyze the cleavage of a covalent bond using water. Types of hydrolase include esterases, such as phosphatases, that act on ester bonds, and proteases or peptidases ...