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. Author manuscript; available in PMC: 2011 Jan 1.
Published in final edited form as: ACS Nano. 2009 Jul 2;3(7):1906–1912. doi: 10.1021/nn9005494

Figure 1.

Figure 1

A) Schematic representation of anti E. coli antibody-conjugated nanorods based sensing of E. coli bacteria. B) TEM image of anti E. coli antibody-conjugated nanorods before addition of E. coli bacteria, C) Photograph showing colorimetric change upon addition of of E. coli bacteria (104 Colony Forming Units (cfu) /mL) and D) TEM image demonstrating aggregation of gold nanorods after the addition of E. coli Bacteria (103 cfu/mL)