Experienced duo Dan Biggar and Liam Williams are on course to be fit for Wales' showdown with England at Twickenham.
Initially ruled out of the Wales Six Nations game for "medical reasons", England confirmed Mako Vunipola is in self-isolation.
England will not have Mako Vunipola back to face Wales, with the prop ruled out for the Six Nations encounter at Twickenham.
Aside from what could maybe be excused as an injury-induced hiccup against the Hurricanes, the Sharks were brilliant on tour, winning 3/4, and promised a lot...
Ireland's clash with Italy in Dublin is the only Six Nations match to be postponed due to the coronavirus.
Nemani Nadolo will be in Leicester Tigers colours next season after the Premiership club lured the former Fiji powerhouse from Montpellier.
England prop Mako Vunipola features in their 34-man squad ahead of the game with Wales, with Jack Maunder called up.
Chris Ashton is on the market after Premiership contenders Sale Sharks reached an agreement with the wing to terminate his contract early.
Fly-half Finn Russell will play no part in the Six Nations, but could make his Scotland return later this year.
Ben Botica scored two second-half penalties to help Bordeaux Begles to a 26-24 victory in a tightly contested match against Castres.