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. Author manuscript; available in PMC: 2012 Jul 25.
Published in final edited form as: J Biophotonics. 2011 Nov 28;5(1):25–32. doi: 10.1002/jbio.201100102

Figure 4.

Figure 4

(online color at: www.biophotonics-journal.org) Bond-selective VPA imaging to differentiate lipid and protein. (A) VPA spectra of butter fat and rat tail tendon. (B–C) B-scan VPA imaging of butter fat – tendon phantom using 1640 nm (B) and 1730 nm (C) excitation. (D–E) VPA images at selected x-z plane under 1640 nm (D) and 1730 nm (E) excitation. (F) Merged image. (G–H) VPA images at selected x-y plane in adventitia under 1640 nm (G) and 1730 nm (H) excitation. (I) Merged image. Scale bars: 1 mm.