Britain's killer daughter-in-laws: From battering victims to death with a rolling pin to being burnt alive in BED - how blood-thirsty killers murdered their own family

Relations with the in-laws are often a sticking point in any family. Brazilian woman Deise Moura was arrested on suspicion of three murders and three attempted murders after a Christmas cake with traces of arsenic poisoned members of her family Maida da Silva, 58, was one of the victims of the poisoning which shocked Brazil, and the world, over Christmas Neuza Denize Silva dos Anjo, 65, pictured, was rushed to hospital in critical condition before also dying the following day Tatiana Denize Silva dos Anjos, 43, pictured, died following having the Christmas cake on December 23 Deise Moura's mother-in-law Zeli Anjos survived the cake at the family party on December 23 Bludgeoned mother-in-law to death with rolling pin Rajvinder Kaur, 37, inflicted multiple head, neck and body injuries on her mother-in-law Baljit Kaur Buttar in a sustained attack in the family's bathroom with a rolling pin. Rajvinder Kaur, 37, inflicted multiple head, neck and body injuries on her mother-in-law Baljit Kaur Buttar The sustained attack occurred in the bathroom of this home in Southampton At one point she said her mother-in-law had a bath and was putting some oil on when she must have slipped and sustained the injuries, the court was told. Kaur, 37, was sentenced to life imprisonment and told she would serve a minimum term of 11 years for battering her mother-in-law Baljit Kaur Buttar to death with a rolling pin at her home in Southampton last February. Karen Vamplew murdered her mother-in-law by setting her home on fire as she slept in order to gain her inheritance money Vamplew also gained access to Elizabeth Vamplew's bank account and pocketed almost £27,000 from it for herself and her family Jurors heard Vamplew had also been using her mother-in-law's bank account to fund her lifestyle and pocketed almost £27,000 from it.