Figure 1From: Effects of maleimide-polyethylene glycol-modified human hemoglobin (MP4) on tissue necrosis in SKH1-hr hairless mice Tissue ischemia was induced by severing four fifths of the ear at its caudal base, leaving a single pedicle for its nourishment. The snout is lying in an acryl glass tube for general anesthesia performed by spontaneous inhalation of Isoflurane-N2O.Back to article page