Labour leader Sir Keir Starmer is to speak to MPs concerned about the sacking of former shadow education secretary Rebecca Long-Bailey.
Mrs Long-Bailey was asked to stand down on Thursday after retweeting an article which Sir Keir said contained an anti-Semitic conspiracy theory.
She later said she had not meant to endorse all aspects of the article.
Jewish groups and some MPs welcomed the decision but her allies on the party’s left said it was an overreaction.
The row began when the Salford and Eccles MP tweeted “Maxine Peake is an absolute diamond” with a link to an interview with the actor and Labour supporter on the Independent website.
In the article, Ms Peake discussed the police killing of George Floyd in Minneapolis, saying: “The tactics used by the