Head coach Leo Cullen revealed that Hugo Keenan sustained a calf injury in training this week, joining Tadhg Furlong, Garry Ringrose, and Josh van der Flier in missing out.
There is no suggestion that any of the Lions will miss the tour at this stage, but Andy Farrell will be monitoring the situation ahead of assembling his squad in Portugal next week.The Leinster players will not be part of that group if they overcome Glasgow who are also missing Lions in Huw Jones and Zander Fagerson.
Leinster: J O’Brien; T O’Brien; J Osborne, J Barrett; J Lowe; S Prendergast, J Gibson-Park; A Porter, D Sheehan, T Clarkson; J McCarthy, J Ryan; R Baird, S Penny, J Conan (Capt.)
Replacements: R Kelleher, J Boyle, R Slimani, RG Snyman, M Deegan, L McGrath, R Byrne, C Frawley
Glasgow Warriors: Josh McKay; Kyle Steyn (capt), Sione Tuipulotu, Tom Jordan, Kyle Rowe; Adam Hastings, George Horne; Jamie Bhatti, Gregor Hiddleston, Fin Richardson; Alex Samuel, Scott Cummings; Euan Ferrie, Rory Darge, Henco Venter.
Replacements: Johnny Matthews, Rory Sutherland, Sam Talakai, Max Williamson, Jack Mann, Macenzzie Duncan, Stafford McDowall, Jamie Dobie.