Bicker G, Schäfer S, Ottersen OP, Storm - Mathisen J (1988) Glutamate - like immunoreactivity in identified neuronal populations of insect nervous systems J Neurosci, 8 (6), 2108 - 22 PubMed 2898517 (cmbn.no)
Catecholaminergic neurons containing GABA - like and / or glutamic acid decarboxylase - like immunoreactivities in various brain regions of the rat (cmbn.no)
Both liver failure and pancreatitis may cause vomiting and diarrhoea; if the blood work came back normal, liver failure could be ruled out but pancreatitis needs a separate diagnostic test called pancreatic lipase immunoreactivity test which together with clinical signs are a strong indicator for pancreatitis. (wagwalking.com)