Syal, Megan Bruck
Schultz, Peter H.
Riner, Miriam A.
Article History
Received: 7 October 2014
Accepted: 23 February 2015
First Online: 30 March 2015
Change Date: 16 April 2015
Change Type: Erratum
Change Details: In the version of this Letter originally published online, the caption of Fig. 2 should have read 'Agglutinates generated in the presence of complex organics (right column) are visually darker than organics-free agglutinates (left column)'. This error has been corrected in all versions of the Letter.
Competing interests
: The authors declare no competing financial interests.