Glasgow 17 - 22 Ulster
Les Kiss' Ulster maintained their unbeaten 2016-17 Pro12 season with a narrow 17-22 win against Glasgow at the Scotstoun Stadium on Friday.
Paddy Jackson was the star for the visitors as the fly-half scored a try apart from kicking a penalty and a couple of conversions for the Irish side.
Centre Darren Cave (15) was the other try scorer for Ulster as the match referee awarded them a penalty try on the 37th minute.
Prop Gordon Reid (18) and wing Tommy Seymour (56) scored tries for the hosts, while comeback man Finn Russell successfully converted both tries in addition to scoring a penalty on 47th minute.
Both teams lost a player to the sin-bin as Ulster's Iain Henderson was booked on the eight minute, while Glasgow's Leonardo Sarto was sin-binned on 37th minute.
Jackson's 62nd minute converted try couldn't have come at a better interval for the visitors as it erased the two-point deficit to earn his team a crucial five-point match-winning lead.
While Ulster maintained their perfect record and number one position, despite the loss the Glasgow Warriors will stay put on the fifth position in the points tally after gathering 12 points from four matches.