Bologna, Lazio and Eintracht Frankfurt have all expressed an interest in 23-year-old Rangers midfielder Connor Barron.
Scotland centre-half John Souttar and striker Danilo have been left out of the Rangers squad travelling to Spain for a pre-season training camp and are expected to leave Ibrox this summer.
Celtic are interested in making a move for 22-year-old Manchester United goalkeeper Radek Vitek this summer.
Reims are open to selling Mory Gbane amid concrete interest in the 27-year-old midfielder from Celtic, Trabzonspor and West Ham United.
Celtic’s chances of signing 24-year-old Egypt forward Haissem Hassan are improving as Real Oviedo prepare to accept a lower offer for his services.
Celtic face competition from Argentine club Students of La Plata to land 28-year-old left-back Marcelo Saracchi, who has been placed on the transfer list by Boca Juniors after his loan spell with the Scottish champions.
Fulham have agreed to sign 16-year-old Celtic winger Erskine Rennie, with the Scottish academy product set to cost £100,000 in compensation.
