Any of a class of organic heterocyclic base containing fused pyrimidine and imidazole rings; they are components of nucleic acids (noun)
Examples of word purine
They form phosphorus-containing organic substances which, together with a form of phosphoric acid, usually contain purine bodies, pyrimidine bodies and a form of sugar or related substance.
I started reading about Alzheimer's and tried to familiarize myself with the research, and at the same time when I was in the -- I was reading in the medical library one day, and I read this article about something called purine derivatives.
Uric acid levels are elevated when injesting too much purine, which is found in red meats, legumes, beer, and vegetables such as asparagus and
Furthermore, although Powner and colleagues 'synthetic sequence yields the pyrimidine ribonucleotides, it cannot explain how purine ribonucleotides (which incorporate guanine and adenine) might have formed.
In 1902 Emil Fischer, then in Berlin, was given the prize for "his work on sugar and purine syntheses".