There have been many attempts to classify proteins into groups of related molecules in terms of their primary, secondary and tertiary structure. An overview of these classification schemes is ...

Writers, over the last decade, have been waxing lyrical about the rise of the present tense in English fiction. But this morning I read something entirely new – for me, at least. I read a manuscript ...

Tumor classification systems provide the language that allows teams of physicians and health care workers to communicate clearly about neoplasms, their natural histories, and their likely responses to ...