Identification of Oxalic Acid and Tartaric Acid as Major Persistent Pain-inducing Toxins in the Stinging Hairs of the Nettle, Urtica thunbergiana
Author(s) -
HAN YI FU,
Shiang Jiuun Chen,
RueiFeng Chen,
Ding Wang,
LING LONG KUO-HUANG,
Rong Huang
Publication year - 2006
Publication title -
annals of botany
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.567
H-Index - 176
eISSN - 1095-8290
pISSN - 0305-7364
DOI - 10.1093/aob/mcl089
Subject(s) - tartaric acid , histamine , oxalic acid , formic acid , biology , high performance liquid chromatography , serotonin , chromatography , botany , biochemistry , chemistry , citric acid , pharmacology , receptor
Once human skin contacts stinging hairs of Urtica spp. (stinging nettles), the irritant is released and produces pain, wheals or a stinging sensation which may last for >12 h. However, the existence of pain-inducing toxins in the stinging hairs of Urtica thunbergiana has never been systematically demonstrated. Experiments were therefore conducted to identify the persistent pain-inducing agents in the stinging hairs of U. thunbergiana.
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