PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20113193-4 2010 In contrast, numbers of neurons that expressed the calcium-binding protein parvalbumin, which is a marker interneurons that express the inhibitory neurotransmitter gamma-aminobutyric acid (GABAergic neurons) were decreased for wild-type (Wt) rats on the VA-deficient diet and for Wt rats treated with morphine. gamma-Aminobutyric Acid 164-187 parvalbumin Rattus norvegicus 75-86