Plasma membrane of microorganism

The **plasma membrane**—also known as the **cell membrane** or, in bacteria, the **cytoplasmic membrane**—is a universal cellular structure found in all microorganisms. It is composed primarily of a phospholipid bilayer with embedded proteins, carbohydrates (as glycoproteins and glycolipids), and cholesterol (mainly in animal cells). The plasma membrane acts as a selectively permeable barrier that regulates the movement of substances into and out of the cell. It provides structural support, protection from external environments, facilitates communication with other cells via surface proteins and carbohydrates, anchors cytoskeletal elements for maintaining shape, and helps maintain internal chemical conditions necessary for cellular function[1][3][4][5]. In microorganisms such as bacteria and fungi—which may also possess an external cell wall—the plasma membrane is essential for nutrient uptake, waste removal, energy generation processes like respiration or photosynthesis (in some prokaryotes), signal transduction pathways related to environmental sensing or stress responses, and interactions with host organisms during infection[2][3]. The fluid mosaic model describes its dynamic nature; both lipids and proteins can move laterally within the layer to adapt to changing conditions[6]. While components within microbial plasma membranes can be targeted by certain antibiotics or antimicrobial agents (e.g., disrupting lipid synthesis), "plasma membrane" itself is not considered a specific therapeutic target like an enzyme or receptor but rather a structural feature common to all living cells. Therefore: - This entry is too broad/vague to be considered a canonical drug target. - If you are seeking structured information on druggable targets associated with microbial membranes (such as specific transporters or receptors embedded within these membranes), those should be specified individually. For these reasons, **"Plasma membrane of microorganisms" is not considered an appropriate canonical therapeutic target name; it refers instead to an essential cellular structure present across diverse species rather than any single molecular entity amenable to direct pharmacological targeting.**

Other names

Plasma membraneCell membraneCytoplasmic membrane (in bacteria)