Moreover, when Tomasina died, she took with her the unique proteins and small molecules that were trilobite molecular species.
Scientists have spotted a unique protein produced by all cancerous cells.
Each gene is a set of chemical instructions that tells a cell how to make one of the many unique proteins in the body.
ApoB 48 is a unique protein to chylomicrons from the small intestine.
In microsporidia this is mediated by a unique and highly specialised protein: the polar tube.
It is now thought that it is a special protein unique to tooth enamel.
American and British study reports that the 1918 flu virus may have had a unique bird-like protein.
Biologists like to identify cells through unique proteins on their surfaces, known as markers.
He was able to conclude that the blood of different species of animals contained unique proteins.
So I hunted for a unique protein that might be common to all patients.