measurements of blood acid-base balance were correlated with changes in the concentrations of adenine nucleotides , creatine , phosphocreatine , and glycogen in brain , and of glucose , pyruvate , and lactate in brain , blood , and cerebrospinal fluid during 1 ) exposure ( 20-40 min ) to 100 % nitrogen at 37 degrees c , and 2 ) subsequent recovery in air .
C0086045
concentrations
C0006104
brain