Dorothy Hodgkin: crystallography and the structures of biological molecules
Dorothy Hodgkin used X-ray crystallography to determine structures of biologically important molecules and received the 1964 Chemistry Nobel.
Dorothy Hodgkin used X-ray crystallography to determine structures of biologically important molecules and received the 1964 Chemistry Nobel.
A research method and its questions
The Royal Society describes Hodgkin’s chemistry studies at Somerville College, Oxford, beginning in 1928, and subsequent doctoral work in J. D. Bernal’s Cambridge laboratory. She returned to Oxford in 1934.
Her research focused on molecular structures. The account identifies her determination of penicillin’s structure in 1945 and later work involving vitamin B12. These contributions concern how atoms are arranged, rather than the invention of every substance studied.
Keep the insulin milestone separate
Hodgkin was elected a Fellow of the Royal Society in 1947 and received the Nobel Prize in Chemistry in 1964. The Society’s detailed chronology places the completed insulin structure in 1969.
Those dates matter. The later insulin milestone should not be moved backwards to make it part of an already completed 1964 result. A concise biography can preserve the sequence without reproducing every laboratory detail.
Reading structural biology clearly
Use a note with four entries: person, molecule, method and date. Do not treat a molecule’s name as a description of the technique. X-ray crystallography is the method, while penicillin or insulin is an object being investigated. This original framework makes scientific profiles easier to compare.
A useful follow-up question is what a structure can help explain and what further experiments remain necessary. An arrangement of atoms supplies evidence about a molecule, but does not itself establish a treatment recommendation for an individual. This article provides historical scientific context, not medical guidance.
When a short source introduction and its detailed timeline appear to compress events differently, preserve the explicit dated milestones. Readers can use the linked institutional account to explore the longer career rather than relying on a single award-year label.
Publication disclosure
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Frequently asked questions
When was the insulin structure completed?
The Royal Society chronology gives 1969.
What technique is central to Hodgkin’s work?
X-ray crystallography.