In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

 Although mutant pex5delta cells expressing a yeast / tobacco Pex5p chimaera failed to import a GFP - Eci1p reporter protein , they were able to grow on oleic acid .
mutant pex5delta

 Twelve patients of leprosy with arthritis and 161 patients without arthritis were studied for immunological parameters like immunoglobulins ( IgG , IgM , IgA ) , C - reactive proteins and rheumatoid factor .
rheumatoid factor

 Iomazenil - SPECT revealed a highly significant increase in the benzodiazepine receptor uptake in all studied cortical regions except temporal cortices .

benzodiazepine receptor