Hemoglobin-derived porphyrins preserved in a Middle Eocene blood-engorged mosquito.
Proc Natl Acad Sci U S A. 2013 Nov 12;110(46):18496-500. doi: 10.1073/pnas.1310885110. Epub 2013 Oct 14.
Proc Natl Acad Sci U S A. 2013.
PMID: 24127577
Free PMC article.