Structural identification of platelet activating factor in psoriatic scale.

Abstract:

:Platelet activating factor was isolated from the lesional scale of psoriatic patients using the method described by Bligh and Dyer (8). The extract was subjected to thin layer chromatography, and the region of the plate co-migrating with platelet activating factor removed. A portion of each sample was assayed for aggregating activity using washed guinea-pig platelets and the remainder treated with phospholipase C, derivatised, and subjected to reversed phase high performance liquid chromatography. Fractions were analysed for platelet activating factor using capillary gas chromatography-mass spectrometry. Nanogram quantities of platelet activating factor were recovered from 100 mg scale and both the C16 and C18 alkyl substituents were present in the ratio 3:1, C16:C18.

authors

Mallet AI,Cunningham FM

doi

10.1016/0006-291x(85)90590-x

subject

Has Abstract

pub_date

1985-01-16 00:00:00

pages

192-8

issue

1

eissn

0006-291X

issn

1090-2104

pii

0006-291X(85)90590-X

journal_volume

126

pub_type

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