1. Effect of Cardiopulmonary Bypass Perfusion Protocols on Gut Tissue Oxygenation and Blood Flow 
Sunil K. Ohri, Christopher W. Bowles, Robert T. Mathie, David R. Lawrence, Bruce E. Keogh, Kenneth M. Taylor 
The Annals of Thoracic Surgery 
Volume 64, Issue 1, Pages (July 1997)
DOI: /S (97)

2. Fig. 1
(A) Gastric wall laser Doppler flow and (B) cardiac index. (CPB = cardiopulmonary bypass; NP = nonpulsatile; P = pulsatile; X-CLAMP = cross-clamp.)
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

3. Fig. 2
(A) Total-body oxygen consumption (VO2). (B) Total-body oxygen delivery (O2 Del). (C) Total-body oxygen extraction (O2 EXT). Other abbreviations are the same as in Fig. 1.
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

4. Fig. 3
Gastric mucosal oxygenation. (pHi = intramucosal pH; other abbreviations are the same as in Fig. 1.)
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

5. Fig. 4
Relationship between gastric perfusion and mucosal oxygenation. (LDF = laser Doppler flow measurements; pHi = intramucosal pH; other abbreviations are the same as in Fig. 1.)
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

6. Fig. 5
(A) Correlation between intramucosal gastric pHi (pHi) and total-body oxygen consumption. (B) Correlation between gastric pHi and mixed venous oxygen saturation. (C) Correlation between gastric pHi and arterial or venous blood pH. (D) Correlation between gastric pHi and arterial bicarbonate concentration.
The Annals of Thoracic Surgery  , DOI: ( /S (97) )