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. Author manuscript; available in PMC: 2011 Dec 15.
Published in final edited form as: Eur J Pharmacol. 2010 Sep 19;649(1-3):150–153. doi: 10.1016/j.ejphar.2010.09.021

Fig 2.

Fig 2

Representative photographs of paroxysms displayed when planarians were tested in L-glutamate. The behavior consisted of spasmodic twisting and contracture in-place, with loss of forward movement.