Dr Rory Mac Sweeney points to an equilateral triangle ‘hidden in plain sight’ in the Italian’s notes, which lays the foundation of the drawing’s perfect proportionality ... everywhere in the most ...

Download this Penicillin Formula Diagram Chemical Structure Compound Molecular Biology Sketch Vector Scientific Chart vector illustration now. And search more of iStock's library of royalty-free ...

Drawing a line in the gravel - Will anti-drafting rules create structure or friction in Life Time Grand Prix competitions? By Lauren De Crescenzo published 16 April 2025 ...

Reflections On ChemDraw Recalling the origins of the beloved structure-drawing program as its 30th anniversary approaches ...

Like many chemists of a certain age, Derek Lowe remembers the exact moment when he learned about the chemical-structure-drawing program we now call ChemDraw.

THE incidence of cutaneous reactions during penicillin therapy has been substantially reduced since a pure crystalline form of this drug has come into general use.1 In certain patients, however, cr ...

Abstract In Escherichia coli, penicillin-binding protein 3 (PBP3), also known as FtsI, is a central component of the divisome, catalyzing cross-linking of the cell wall peptidoglycan during cell ...

The oldest scaled-down drawings of actual structures go back 9,000 years Rock engravings in the Middle East may be maps or blueprints of massive desert kites ...

The structure of this crucial protein is explored in detail, using a technique known as serial femtosecond X-ray crystallography.