Fig. 2From: Chronic cranial window for photoacoustic imaging: a mini reviewAbsorption spectra of endogenous tissue chromophores [54]. Oxyhemoglobin: red line; Deoxyhemoglobin: blue line; Water: black line; Lipid a: brown line; Lipid b: pink line; Melanin: black dotted line; Collagen: green line; Elastin: yellow lineBack to article page