Labour MP Lloyd Russell-Moyle has stepped down from his role as a shadow environment minister, blaming a “campaign by the right-wing media”.
The Brighton Kemptown MP said this had “unleashed a torrent of online hate” and daily abusive calls to his staff.
He said he would need “a few weeks” to recover from stress and support his team.
Mr Russell-Moyle has recently apologised for comments he made about Harry Potter author JK Rowling.
In an article, he suggested the writer had used her experience of sexual assault as “justification” for discriminating against transgender people.
The MP said he had informed Labour leader Sir Keir Starmer of his decision to quit his post after speaking to him on the phone on Thursday.
In a statement on Twitter, he