A 25th-minute goal from the Middlesbrough striker means Boro have now won their first home game in five Championship matches.
Two first-half goals from the 23-year-old striker allowed Middlesbrough to jump back into contention for the Championship play-off places.
Middlesbrough manager Tony Pulis has also urged his player to pick themselves up after seeing his team slip to 6th defeat in as many games on Saturday.
Rumours further state that the Middlesbrough target, who has also been linked with fellow Championship side Leeds United, is going to sign for Arsenal.
Boro were cruising in the game until a 2nd half red card to defender Daniel Ayala tilted the match in favour of Preston North End.
Despite taking a 6th-minute lead courtesy an Ashley Fletcher strike, two late goals from Brentford means Boro are now 12 points adrift of the top two teams in the Championship.
Boro are looking to sign winger from Hull City, whilst the Tigers are plotting a move for Boro striker.
Boro's club-record signing has been linked with a move away from the Riverside Stadium in the final days of the January transfer window.
John Obi Mikel is expected to complete his move to Boro, paving the way for a Boro outgoing.
Reports coming from various media outlets have claimed that Middlesbrough FC look set to bolster their attacking options by going for the Portuguese international.
The 25-year-old goalkeeper, who was on loan at Accrington Stanley prior to his move, made a permanent move to Preston last week.
The Middlesbrough skipper, who hasn’t been able to feature regularly this season, isn’t looking to go anywhere in the January transfer window.
The Middlesbrough manager was speaking to the media after Boro's 5-0 win over Peterborough United in the FA Cup.
Boro are part of a contingent of clubs keeping a close eye on the contract situation of 20-year-old Sunderland striker.
23-year-old Boro striker is on the verge leaving the club, having made 11 appearances this season.
Ipswich Town, who currently sit bottom of the Championship, are looking to bolster their attack in January.
Middlesbrough FC manager Tony Pulis blasted the officials for “getting it wrong” for dismissing midfielder Mo Besic as Boro drew 1-1 at home to Blackburn on Saturday.
Boro look set to turn the loan deal for Jordan Hugill into a permanent one in January, if reports are to be believed.