She tells BBC News she regrets not leaving the SNP sooner and repeats her claims of a "toxic" culture.

Former SNP MP Lisa Cameron who defected to the Conservatives has rejected holding a by-election in her seat.

Former SNP MP Dr Lisa Cameron says she has received threatening messages since switching party.

Lisa Cameron MP defected from the SNP to the Conservatives amid claims of toxicity in the party.

MP Lisa Cameron MP has quit the SNP to join the Conservative party, claiming it is due to a "toxic" culture.

The East Kilbride, Strathaven and Lesmahagow representative is being urged to quit to allow a by-election.

Internal party contests ahead of the next general election have highlighted divisions within the party.

Lisa Cameron fell out with the party leadership over its handling of an MP in a sexual harassment case.