Mr Morrison's spokesman said such claims were "shocking and offensive and the minister rejects these categorically", adding that the government was committed to ensuring children were protected from exploitation and abuse.
But he added: "Categorically, they are not on the payroll".
The deputy prime minister added: "Chris Rennard categorically denied that he had behaved inappropriately and he continues to do so".
Asked by Marr in his eve-of-party-conference interview whether he took "painkillers" or pills to help him get through, Brown categorically denied it, adding that this was "the sort of questioning which is all too often entering the lexicon of British politics".
A spokesman for Clegg added: "This is categorically untrue.
A spokesman added: "It's categorically not true to say that work has stopped on Universal Credit.
Ms. Chira said The Times does not comment on its sources but added, "We can categorically deny that Mr. Zhao has provided state secrets to our newspaper".
"I can see that externally this may look abrupt," Mr. Dworkin said, but added, "I can categorically tell you that Mike was not pushed out the door and the decision to retire was entirely his".
Asked if he would phone individual Republicans who were undecided, Mr. Bush first said he doubted it, then added, "I shouldn't say categorically no".
He added: "I wish to state categorically for the record now that I personally have not taken a single penny out of Rangers since I became chairman and have paid all my expenses from my own funds".
