Fingernail absolves lead poisoning in death of Arctic explorer

  title={Fingernail absolves lead poisoning in death of Arctic explorer},
  author={Alexandra Witze},
  • A. Witze
  • Published 2016
  • Environmental Science
  • Nature
Analysis of nail points to zinc deficiency as culprit in 170-year-old mystery. 
Death by food
  • R. Byard
  • Medicine
  • Forensic Science, Medicine and Pathology
  • 2017
Food-related deaths are important in terms of global mortality, and thus autopsies need to be comprehensive with full ancillary testing and Medicolegal matters may involve issues concerning likely exposure to infectious agents, possible foods ingested, the declared content and possible components of food, the significance of toxicological analyses, and aspects of duty of care in cases of café coronary syndrome and gastroenteritis while in care. Expand


A re-analysis of the supposed role of lead poisoning in Sir John Franklin's last expedition, 1845–1848
ABSTRACT The ‘Franklin expedition’ of 1845 set out to establish a ‘northwest passage’ between the Atlantic and Pacific oceans but ended with the deaths of all 129 crewmen in the grimmest ofExpand
Hartnell's time machine: 170-year-old nails reveal severe zinc deficiency played a greater role than lead in the demise of the Franklin Expedition
Abstract The Franklin Expedition (1845–1848) left in search of the Northwest Passage and ended tragically with the loss of all crew members. Mystery surrounds their ultimate fate, with particularExpand
Grizzly bear hair reveals toxic exposure to mercury through salmon consumption.
It is shown, for the first time, that 70% of the coastal grizzly bears sampled had Hg levels exceeding the neurochemical effect level proposed for polar bears. Expand
Pb distribution in bones from the Franklin expedition: synchrotron X-ray fluorescence and laser ablation/mass spectroscopy
Synchrotron micro-X-ray Fluorescence has been used to map the metal distribution in selected bone fragments representative of remains associated with the Franklin expedition. In addition, laserExpand