Dhaka, March 25 -- British MPs believe they may have been targeted by a "disinformation" campaign aimed at discrediting the man leading efforts to trace funds allegedly laundered from Bangladesh into the UK.

MPs raised the alarm after receiving emails about Ahsan Mansur, who was installed as the central bank governor of Bangladesh last year, after a student-led revolution swept away the autocratic government of Sheikh Hasina.

Mansur has been in London seeking help from the government and private companies to track down billions of dollars in assets allegedly stolen by allies of the Hasina regime, some of which he believes may have been used to buy UK property.

His visit has already been overshadowed by an escalating row involving Hasin...