![]() ‘I think that it could be argued that her work was as a sine qua non – without which would not be possible the DNA structure,’ says Alex MacKenzie, a professor of paediatrics at the University of Ottawa in Canada who first met Lindsey at a family birthday party and wrote an article about her in 2018. Her meticulous descriptions of the molecules’ bond length, angles, tautomerism – and especially hydrogen bonds – played a crucial part in one of the biggest scientific discoveries of the 20th century: the structure of DNA. During that time, she had solved the structures of adenine and guanine – two of the four DNA nucleobases. ![]() It had been seven decades since Lindsey completed her doctoral research at the University of Cambridge in the UK. ![]() ![]() ‘I’m just surprised by people showing any interest in me whatsoever,’ 97-year-old June Lindsey said in a 2019 interview with filmmaker Amanda Raymond. ![]()
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