However, it remains open whether (i) PS exposure is mandatory for invasion of host cells and (ii) exposure of other lipids may facilitate infectivity as well.
For example, how the signal should be separated into basic atoms e i remains an open question, even though a satisfactory result can be obtained in separating the signal using the simplest method, as demonstrated in Eq. (3) by this work.
Throughout this analysis it is assumed that the crack is shallow and always remains open, i.e., crack closure and the associated impact conditions are not considered.
"Even if I don't go to medical school," she says, noting that the option remains open, "I will still have that holistic approach to health, just from a different angle".
I admit the question remains open.
Kulka asks: "Will others be able to enter through the gate that I opened here, that remains open for me?
He said: "Our door remains open and I hope that you will continue to reflect on the value of further discussions".
However, as far as I know, the following question remains open to this day.
And I am hopeful that he remains open, curious and adventurous in a world that too often squashes these qualities under the weight of artificial expectations.
