1. Allograft carotid artery as a systemic-to-pulmonary conduit
Betsy Jane Evans, MD, Stephen Westaby, MD 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 133, Issue 5, Pages (May 2007)
DOI: /j.jtcvs
Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions

2. Figure 1
A, Allograft shunt at 2 years. B, Shunt in which suspected tissue rejection caused decreased flow at 6 months. A second contralateral shunt was implanted. This was the only case in which an inflammatory response or rejection was suspected.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions

3. Figure 2
Histologic section taken from an allograft shunt 18 months after implantation, showing no signs of inflammation or rejection.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions