Let's be accurate: This research wasn't "banned." NIH paused granting new funding pending a review [1]. After the review, it was determined that the benefits outweigh the risks and was resumed [2].
[1] - https://www.nih.gov/about-nih/who-we-are/nih-director/statem...
[2] - https://www.nih.gov/about-nih/who-we-are/nih-director/statem...