TASK DEFINITION: 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.
PROBLEM:  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 .

SOLUTION: mutant pex5delta

PROBLEM:  Tumor necrosis factor levels were measured by enzyme - linked immunoabsorbent assay in plasma samples obtained from the hyperthermic isolated limb perfusion circuit and systemic circulation .

SOLUTION: Tumor necrosis factor

PROBLEM:  The non - major histocompatibility complex ( MHC ) - encoded CD1 family has recently emerged as a new antigen - presenting system that is distinct from either MHC class I or class II molecules .

SOLUTION:
CD1 family