Cancer cell membrane phospholipid

Cancer cell membrane phospholipid" refers to the class of **phospholipids** that comprise the lipid bilayer of cancer cell plasma membranes. Phospholipids, such as phosphatidylcholine, phosphatidylethanolamine, phosphatidylserine, and sphingomyelin, are amphipathic molecules with hydrophilic head groups and hydrophobic tails, essential for membrane integrity and dynamics[1][3]. In cancer cells, the composition and distribution of membrane phospholipids are *altered* compared to normal cells: there is often increased externalization of phosphatidylserine, altered ratios of different phospholipids, and changes in saturation of fatty acid tails[2]. This altered lipid environment influences key biological processes, including signal transduction, immune evasion, sensitivity to apoptosis, and chemotherapy resistance[2]. Aberrant membrane phospholipids can be targeted pharmacologically to disrupt cancer cell viability, modulate membrane-dependent signaling, or sensitize cells to chemotherapeutics. Notably, as a broad class and not a single molecular entity or classical receptor, "cancer cell membrane phospholipid" is an ambiguous target: it encompasses multiple lipid species and is not unique to cancer, though its altered features in malignancy are clinically relevant[2][3]. **Additional clarification:** - The query "Cancer cell membrane phospholipid" is an imprecise and overly broad target, as it refers to a class of molecules rather than a single, druggable target; therefore, **is_incorrect: true**. "Cancer cell membrane phospholipid" is not a unique protein, enzyme, or receptor, but rather a heterogeneous group of structural membrane components altered in cancer[2][3]. - A more precise target might be "Phosphatidylserine (PS, externalized)", "Phosphatidylcholine-specific phospholipase D", or other specific lipid species/enzymes that are differentially expressed in the cancer cell membrane. - The above list aggregates information on the relevance and roles of phospholipids in cancer cell membranes without attributing a single molecular entity as the canonical target.

Other names

Cell membrane phospholipidPlasma membrane phospholipidTumor cell membrane phospholipid

Disruption of phospholipid biosynthesis, Induction of apoptosis by altering membrane composition, Modulation of lipid-dependent signaling pathways