Sentence examples for not invariably essential from inspiring English sources

Since CD28 costimulation is not invariably essential to evoke T-lymphocyte responses, the absence of this molecule on CD4 T-cells of patients with immunologic diseases [19] [34] is perhaps most immediately significant in providing a facile marker to identify the daughter progeny of repeated, antigen-driven proliferation cycles.

The application of INI1 genomic DNA as an essential diagnostic tool is therefore not invariably suitable, at least in Taiwanese cases.

But opinions do not invariably follow popularity.

And, often although not invariably, bigger brains.

Yet big does not invariably mean bad.

The Rachmaninoff score is not invariably supportive.

Cuts are not invariably catastrophic.

Their welcome was not invariably warm.

A committee's recommendation is usually but not invariably followed.

Besides, like most people, he was not invariably interesting.

Raves have not invariably been showered upon him.