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 (sĕf′ə-lĭn) also keph·a·lin (kĕf′-)
Any of a group of phospholipids found especially in the white matter of the brain and spinal cord.


(ˈsɛfəlɪn; ˈkɛf-) or


(Biochemistry) a phospholipid, similar to lecithin, that occurs in the nerve tissue and brain. Systematic name: phosphatidylethanolamine


(ˈsɛf ə lɪn)

a phospholipid of the cell membrane, abundant esp. in the brain.
References in periodicals archive ?
Methods of characterizing the overall activity of the blood coagulation: a method of recording the whole blood coagulation on coagulation analyzer - H-334; whole blood clotting time in a siliconized and non-siliconized dish; plasma coagulability time; kaolin time plasma; kaolin cephalin clotting time; plasma tolerance to heparin (PTH); anticoagulation test (ACT).
Methods to assess thrombin generation from its precursor prothrombin were developed in the early 1950s, when McFarlane and Biggs triggered coagulation in whole blood or plasma by adding calcium chloride with or without tissue factor or cephalin (3).
In mammalian and non mammalian spermatozoa, there are natural fatty acids, cholesterol, phospholipids (mainly lecithin, cephalin and sphingomielin) and glycolipids.