Biomedical Engineering Reference
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Figure 16.4 Collagen in stroma imaged by both polarized picrosirius and SHG images all taken at 40× mag-
niication from Col1a1 tm1Jae /+ PyVT (+/+) palpable mammary mouse tissue. (a) H/E, (b) polarized picrosirius red,
(c) multiphoton and second harmonic composite, (d) second harmonic. Zoomed in (150%) regions demonstrate
differences in collagen fiber detection between techniques. Scale bars = 10 μm.
Figure 16.5 Collagen in early dysplasia imaged by both polarized picrosirius and SHG images all taken at 40×
magnification from Col1a1 tm1Jae /+ PyVT (+/+) palpable mammary mouse tissue. (a) H/E, (b) polarized picrosirius
red, (c) multiphoton and second-harmonic composite, (d) second harmonic. Zoomed in (150%) regions demon-
strate differences in collagen fiber detection between techniques. Scale bars = 10 μm.
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