LONDON — European markets climbed on Tuesday after the previous session’s sell-off, with concerns over the omicron Covid-19 variant still hanging over global stocks.

Pan-European Stoxx 600The gains were a reversal of most Monday’s losses. The basic resources sector saw 2.3% growth, with all other sectors and major bourses trading in positive territory.

European shares appear set to claim the baton of their counterparts counterparts in Asia-PacificA rebound in Japanese markets has led to broad regional gains over the past night.

Stateside, stock futuresThese indicators also point to an increase in open following Monday’s sale-off. Omicron spreads and the potential for further containment measures dented risk assets.

After a long cabinet meeting, Boris Johnson, the U.K. Prime minister, decided not to impose more severe social restrictions during the Christmas period. However, he refused to exclude the possibility of new measures in the future.

ModernaMonday’s announcement by Covid-19 that the booster dose had been shown to be safe against the Omicron variant of the disease in laboratory tests.

In the meantime, the European Union approves the use NovavaxThe fifth available shot in the bloc is the’s vaccine for people over 18 years old.

Central bank policymakers continue to evaluate the inflation outlook. Luis de Guindos (Vice President European Central Bank) admitted Monday that spikes in inflation will not be temporary, as was initially anticipated by the ECB.

A flash Euro zone consumer confidence reading is expected for December at 3:00 PM London time.

Register to CNBC PROFor exclusive insights, analysis, and live broadcasts of business day programs from all over the globe.