Question regarding J&J

No.13459004 ViewReplyOriginalReport
So with the mrna vaccines the body stops making spike proteins when the mrna is broken down.
When does the body stop making spike proteins after J&J?
Also am I at risk because of adenovirus vector see
https://en.wikipedia.org/wiki/Jesse_Gelsinger

Not an antivaxxer just scared shitless and want some answers