Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Here , we demonstrate that engineered down - regulation of HIF - 1alpha by intratumoral gene transfer of an antisense HIF - 1alpha plasmid leads to the down - regulation of VEGF , and decreased tumor microvessel density .
Student:
HIF - 1alpha