Talking to hosts Ben Shephard and Ranvir Singh, Hilary revealed blood kind is potential issue as early analysis signifies these with blood kind A are more likely to undergo badly with the virus.
Forty-two p.c of individuals have blood kind A, and Hilary defined they’re extra more likely to want the assistance of a ventilator or oxygen.
However, he added, extra analysis is required and we might want a management group to show that is the case.
“That is actually fascinating, I’ve been asking lots of my medical colleagues what’s the genetic predisposition some folks must growing extreme signs and a few folks dying,” he mentioned.
“We’ve been taking a look at genetics to see what makes folks extra inclined, why are BAME folks extra inclined, is it extra publicity or are they genetically predisposed?
“This concept that if you’re blood group A you usually tend to want oxygen and air flow and have extra extreme signs is fascinating.
“And if you’re blood kind O you’re extra protected, that’s 44% of the inhabitants.
“We don’t know if it’s true as a result of we haven’t had a cohort of individuals to review who have gotten much less extreme signs to match to the group that had extra extreme signs, so we have to try this.
“However we don’t know whether or not it’s the biology of the blood itself that’s the underlying issue, or whether or not it’s the genes that decide your blood group that produce other results on the physique.
“Scientists have been placing their cash on chromosome six, the place lots of immunity is linked to, to counsel that may be the hyperlink, however that hasn’t turned out to be the case.
“Additionally they appeared on the AC2 receptors on the cells via which the virus enters the physique, and that doesn’t appear to be an element both.
“So we’re none the wiser, however quite a lot of work is being achieved,” he concluded.
* Good Morning Britain airs on weekdays on ITV at 6am