char = R;code = 82 char = o;code = 111 char = l;code = 108 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = h;code = 104 char = u;code = 117 char = m;code = 109 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = e;code = 101 char = r;code = 114 char = y;code = 121 char = t;code = 116 char = h;code = 104 char = r;code = 114 char = o;code = 111 char = c;code = 99 char = y;code = 121 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = .;code = 46 result sql = Role of N-acetylcysteine and cystine in glutathione synthesis in human erythrocytes.
Role of N-acetylcysteine and cystine in glutathione synthesis in human erythrocytes.char = G;code = 71 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = u;code = 117 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = d;code = 100 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = p;code = 112 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = o;code = 111 char = l;code = 108 char = o;code = 111 char = g;code = 103 char = i;code = 105 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = h;code = 104 char = i;code = 105 char = g;code = 103 char = h;code = 104 char = ;code = 32 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = d;code = 100 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = l;code = 108 char = o;code = 111 char = a;code = 97 char = d;code = 100 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = W;code = 87 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = v;code = 118 char = e;code = 101 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = g;code = 103 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = v;code = 118 char = i;code = 105 char = s;code = 115 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = h;code = 104 char = u;code = 117 char = m;code = 109 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = e;code = 101 char = r;code = 114 char = y;code = 121 char = t;code = 116 char = h;code = 104 char = r;code = 114 char = o;code = 111 char = c;code = 99 char = y;code = 121 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = (;code = 40 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = l;code = 108 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = ;;code = 59 char = ;code = 32 char = R;code = 82 char = B;code = 66 char = C;code = 67 char = );code = 41 char = .;code = 46 char = ;code = 32 char = A;code = 65 char = l;code = 108 char = m;code = 109 char = o;code = 111 char = s;code = 115 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = i;code = 105 char = s;code = 115 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = i;code = 105 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = d;code = 100 char = i;code = 105 char = z;code = 122 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = m;code = 109 char = .;code = 46 char = ;code = 32 char = I;code = 73 char = n;code = 110 char = ;code = 32 char = v;code = 118 char = i;code = 105 char = t;code = 116 char = r;code = 114 char = o;code = 111 char = ,;code = 44 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = u;code = 117 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = 1;code = 49 char = .;code = 46 char = 0;code = 48 char = ;code = 32 char = m;code = 109 char = M;code = 77 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = s;code = 115 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = -;code = 45 char = d;code = 100 char = e;code = 101 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = R;code = 82 char = B;code = 66 char = C;code = 67 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 2;code = 50 char = 0;code = 48 char = 6;code = 54 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 0;code = 48 char = 3;code = 51 char = 6;code = 54 char = ;code = 32 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = r;code = 114 char = o;code = 111 char = m;code = 109 char = o;code = 111 char = l;code = 108 char = ;code = 32 char = (;code = 40 char = L;code = 76 char = ;code = 32 char = R;code = 82 char = B;code = 66 char = C;code = 67 char = );code = 41 char = (;code = 40 char = -;code = 45 char = 1;code = 49 char = );code = 41 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = (;code = 40 char = -;code = 45 char = 1;code = 49 char = );code = 41 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = 2;code = 50 char = 0;code = 48 char = %;code = 37 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = x;code = 120 char = i;code = 105 char = m;code = 109 char = u;code = 117 char = m;code = 109 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = b;code = 98 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = .;code = 46 char = ;code = 32 char = I;code = 73 char = n;code = 110 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = -;code = 45 char = f;code = 102 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = v;code = 118 char = i;code = 105 char = d;code = 100 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = u;code = 117 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = a;code = 97 char = c;code = 99 char = h;code = 104 char = i;code = 105 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = x;code = 120 char = i;code = 105 char = m;code = 109 char = u;code = 117 char = m;code = 109 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = c;code = 99 char = e;code = 101 char = s;code = 115 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = v;code = 118 char = i;code = 105 char = v;code = 118 char = o;code = 111 char = ,;code = 44 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = c;code = 99 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = o;code = 111 char = u;code = 117 char = l;code = 108 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = a;code = 97 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = c;code = 99 char = e;code = 101 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = 1;code = 49 char = .;code = 46 char = 0;code = 48 char = ;code = 32 char = m;code = 109 char = M;code = 77 char = ,;code = 44 char = ;code = 32 char = w;code = 119 char = h;code = 104 char = i;code = 105 char = c;code = 99 char = h;code = 104 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = r;code = 114 char = a;code = 97 char = p;code = 112 char = e;code = 101 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = u;code = 117 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = b;code = 98 char = l;code = 108 char = e;code = 101 char = .;code = 46 char = ;code = 32 char = (;code = 40 char = 1;code = 49 char = );code = 41 char = H;code = 72 char = -;code = 45 char = N;code = 78 char = M;code = 77 char = R;code = 82 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = p;code = 112 char = e;code = 101 char = r;code = 114 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = m;code = 109 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = o;code = 111 char = x;code = 120 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = c;code = 99 char = h;code = 104 char = a;code = 97 char = n;code = 110 char = g;code = 103 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = t;code = 116 char = w;code = 119 char = e;code = 101 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = N;code = 78 char = A;code = 65 char = C;code = 67 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = d;code = 100 char = u;code = 117 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = N;code = 78 char = A;code = 65 char = C;code = 67 char = -;code = 45 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = N;code = 78 char = A;code = 65 char = C;code = 67 char = -;code = 45 char = N;code = 78 char = A;code = 65 char = C;code = 67 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = .;code = 46 char = ;code = 32 char = C;code = 67 char = a;code = 97 char = l;code = 108 char = c;code = 99 char = u;code = 117 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = u;code = 117 char = s;code = 115 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = d;code = 100 char = e;code = 101 char = l;code = 108 char = ;code = 32 char = b;code = 98 char = a;code = 97 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = h;code = 104 char = o;code = 111 char = w;code = 119 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = c;code = 99 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = l;code = 108 char = o;code = 111 char = w;code = 119 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = 1;code = 49 char = 0;code = 48 char = 0;code = 48 char = ;code = 32 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = r;code = 114 char = o;code = 111 char = M;code = 77 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = b;code = 98 char = l;code = 108 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = r;code = 114 char = a;code = 97 char = p;code = 112 char = e;code = 101 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = u;code = 117 char = l;code = 108 char = d;code = 100 char = ;code = 32 char = p;code = 112 char = o;code = 111 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = i;code = 105 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = d;code = 100 char = u;code = 117 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = p;code = 112 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = 5;code = 53 char = 0;code = 48 char = ;code = 32 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = r;code = 114 char = o;code = 111 char = M;code = 77 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = f;code = 102 char = f;code = 102 char = i;code = 105 char = c;code = 99 char = i;code = 105 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = d;code = 100 char = u;code = 117 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = x;code = 120 char = i;code = 105 char = m;code = 109 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = W;code = 87 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = c;code = 99 char = l;code = 108 char = u;code = 117 char = d;code = 100 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = c;code = 99 char = h;code = 104 char = a;code = 97 char = n;code = 110 char = i;code = 105 char = s;code = 115 char = m;code = 109 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = r;code = 114 char = a;code = 97 char = p;code = 112 char = e;code = 101 char = u;code = 117 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = d;code = 100 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = i;code = 105 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = N;code = 78 char = -;code = 45 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = t;code = 116 char = y;code = 121 char = l;code = 108 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = u;code = 117 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = l;code = 108 char = a;code = 97 char = s;code = 115 char = m;code = 109 char = a;code = 97 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = s;code = 115 char = t;code = 116 char = e;code = 101 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = R;code = 82 char = B;code = 66 char = C;code = 67 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = s;code = 115 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = g;code = 103 char = l;code = 108 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = y;code = 121 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = i;code = 105 char = s;code = 115 char = .;code = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 result sql = Glutathione is an intracellular antioxidant that often becomes depleted in pathologies with high oxidative loads. We investigated the provision of cysteine for glutathione synthesis to the human erythrocyte (red blood cell; RBC). Almost all plasma cysteine exists as cystine, its oxidized form. In vitro, extracellular cystine at 1.0 mM sustained glutathione synthesis in glutathione-depleted RBCs, at a rate of 0.206 +/- 0.036 micromol (L RBC)(-1)min(-1) only 20% of the maximum rate obtained with cysteine or N-acetylcysteine. In plasma-free solutions, N-acetylcysteine provides cysteine by intracellular deacetylation but to achieve maximum rates of glutathione synthesis by this process in vivo, plasma N-acetylcysteine concentrations would have to exceed 1.0 mM, which is therapeutically unattainable. (1)H-NMR experiments demonstrated that redox exchange reactions between NAC and cystine produce NAC-cysteine, NAC-NAC and cysteine. Calculations using a mathematical model based on these results showed that plasma concentrations of N-acetylcysteine as low as 100 microM, that are attainable therapeutically, could potentially react with plasma cystine to produce approximately 50 microM cysteine, that is sufficient to produce maximal rates of glutathione synthesis. We conclude that the mechanism of action of therapeutically administered N-acetylcysteine is to reduce plasma cystine to cysteine that then enters the RBC and sustains glutathione synthesis.
Publication: Redox Rep. 2009 ;14(3)::115-24. :doi: 10.1179/135100009X392539.
Publication Date: 2009
Study Author(s): Whillier, Stephney;Raftos, Julia E;Chapman, Bogdan;Kuchel, Philip W;
Institution: Department of Biological Sciences, Macquarie University, Sydney, New South Wales, Australia.
Shortcut link to this study:
Glutathione is an intracellular antioxidant that often becomes depleted in pathologies with high oxidative loads. We investigated the provision of cysteine for glutathione synthesis to the human erythrocyte (red blood cell; RBC). Almost all plasma cysteine exists as cystine, its oxidized form. In vitro, extracellular cystine at 1.0 mM sustained glutathione synthesis in glutathione-depleted RBCs, at a rate of 0.206 +/- 0.036 micromol (L RBC)(-1)min(-1) only 20% of the maximum rate obtained with cysteine or N-acetylcysteine. In plasma-free solutions, N-acetylcysteine provides cysteine by intracellular deacetylation but to achieve maximum rates of glutathione synthesis by this process in vivo, plasma N-acetylcysteine concentrations would have to exceed 1.0 mM, which is therapeutically unattainable. (1)H-NMR experiments demonstrated that redox exchange reactions between NAC and cystine produce NAC-cysteine, NAC-NAC and cysteine. Calculations using a mathematical model based on these results showed that plasma concentrations of N-acetylcysteine as low as 100 microM, that are attainable therapeutically, could potentially react with plasma cystine to produce approximately 50 microM cysteine, that is sufficient to produce maximal rates of glutathione synthesis. We conclude that the mechanism of action of therapeutically administered N-acetylcysteine is to reduce plasma cystine to cysteine that then enters the RBC and sustains glutathione synthesis.
PMID: 19490753