Wiktionary
lysophosphatidylserine
n. (context organic chemistry English) Any derivative of phosphatidylserine in which one or both acyl derivatives have been removed by hydrolysis
Wikipedia
Lysophosphatidylserine
Lysophosphatidylserine is a lysophospholipid which triggers TLR 2.
A recent study showed that it does not stimulate normal leukocytes. It also enhances glucose transport, lowering blood glucose levels while leaving secretion of insulin unaffected.