There is however one historical case, which health authorities believe provides the missing link between the infected Princess Alexandra doctor and the recent spate of cases in the community.
"That's fantastic news", the premier told reporters.
There are now 82 active cases in Queensland, with 35,357 COVID-19 tests conducted in the past 24-hours. That is truly incredible.
"This is yet another nurse who has unfortunately - through doing nothing wrong - has contracted the infection, from a gentleman who is clearly a super spreader", Queensland Chief Health Officer Dr Jeanette Young said.
'We managed to pick her up through being a contact of course, and we have done the testing and that's come back positive, ' Dr Young said.
The nurse, who didn't have any symptoms and was not yet vaccinated, then spread it to her partner and it spread "throughout their network".
'So then it spread within that network'.
"So it's clear that's how she got it and she transmitted it to her partner and it moved into that circle of friends and colleagues", Dr Young said.
It comes nearly 24 hours after Greater Brisbane and surrounding areas released from a snap three-day lockdown which originally threatened to be extended over the Easter long weekend.
Masks will be mandatory in public spaces while restrictions on gatherings and dancing will also remain in place.
Queensland Chief Health Officer Dr Jeanette Young this morning.
However, it excluded primary close contacts linked to NSW and Queensland exposure sites, who must continue their self-isolation for 14 days since their exposure.
People from Greater Brisbane will again be able to travel to the ACT without filling out a declaration or receiving an exemption.
People quarantining in the ACT were being advised directly by ACT Health about what to do next.
Tasmania is maintaining its travel restrictions with Greater Brisbane and will reassess over the weekend.
Just one new case was detected in Brisbane on Thursday, taking the number of cases to 14, allowing restrictions to be eased.
More than 100,000 cheap tickets have already been booked on the first day of a federal scheme covering 15 locations over the next three months.
But it is one of the few wealthy nations to have an extremely limited vaccination rollout, with the roughly 700,000 doses administered to date falling far short of an initial plan to jab four million people by the end of March.