char = I;code = 73 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = -;code = 45 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = x;code = 120 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = u;code = 117 char = r;code = 114 char = c;code = 99 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = e;code = 101 char = a;code = 97 char = r;code = 114 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = o;code = 111 char = p;code = 112 char = i;code = 105 char = n;code = 110 char = g;code = 103 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 = i;code = 105 char = d;code = 100 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = s;code = 115 char = .;code = 46 result sql = Iron-chelator complexes as iron sources for early developing human erythroid precursors.
Iron-chelator complexes as iron sources for early developing human erythroid precursors.char = D;code = 68 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = o;code = 111 char = p;code = 112 char = i;code = 105 char = n;code = 110 char = g;code = 103 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 = i;code = 105 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = p;code = 112 char = e;code = 101 char = n;code = 110 char = d;code = 100 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = n;code = 110 char = s;code = 115 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = (;code = 40 char = T;code = 84 char = f;code = 102 char = );code = 41 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = a;code = 97 char = c;code = 99 char = q;code = 113 char = u;code = 117 char = i;code = 105 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = m;code = 109 char = o;code = 111 char = u;code = 117 char = n;code = 110 char = t;code = 116 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 = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = o;code = 111 char = g;code = 103 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = i;code = 105 char = n;code = 110 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 = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = .;code = 46 char = ;code = 32 char = P;code = 80 char = r;code = 114 char = e;code = 101 char = v;code = 118 char = i;code = 105 char = o;code = 111 char = u;code = 117 char = s;code = 115 char = l;code = 108 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = w;code = 119 char = e;code = 101 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 = a;code = 97 char = l;code = 108 char = t;code = 116 char = h;code = 104 char = o;code = 111 char = u;code = 117 char = g;code = 103 char = h;code = 104 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 = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = c;code = 99 char = a;code = 97 char = n;code = 110 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = w;code = 119 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = u;code = 117 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = b;code = 98 char = s;code = 115 char = e;code = 101 char = n;code = 110 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = ,;code = 44 char = ;code = 32 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = r;code = 114 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = (;code = 40 char = F;code = 70 char = t;code = 116 char = );code = 41 char = ;code = 32 char = c;code = 99 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = b;code = 98 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = t;code = 116 char = u;code = 117 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = m;code = 109 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = t;code = 116 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 = p;code = 112 char = p;code = 112 char = o;code = 111 char = r;code = 114 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = o;code = 111 char = p;code = 112 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = o;code = 111 char = g;code = 103 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = i;code = 105 char = n;code = 110 char = -;code = 45 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = a;code = 97 char = i;code = 105 char = n;code = 110 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = I;code = 73 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = r;code = 114 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = u;code = 117 char = d;code = 100 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = w;code = 119 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 = a;code = 97 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = i;code = 105 char = t;code = 116 char = y;code = 121 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = r;code = 114 char = i;code = 105 char = o;code = 111 char = u;code = 117 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = u;code = 117 char = r;code = 114 char = c;code = 99 char = e;code = 101 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 = p;code = 112 char = l;code = 108 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = u;code = 117 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = l;code = 108 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 = i;code = 105 char = d;code = 100 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 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 = w;code = 119 char = h;code = 104 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = F;code = 70 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = p;code = 112 char = p;code = 112 char = o;code = 111 char = r;code = 114 char = t;code = 116 char = e;code = 101 char = d;code = 100 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 = i;code = 105 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 = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = l;code = 108 char = i;code = 105 char = f;code = 102 char = e;code = 101 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 = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = o;code = 111 char = g;code = 103 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = i;code = 105 char = n;code = 110 char = i;code = 105 char = z;code = 122 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = -;code = 45 char = f;code = 102 char = r;code = 114 char = e;code = 101 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = u;code = 117 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = m;code = 109 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = t;code = 116 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ,;code = 44 char = ;code = 32 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = r;code = 114 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = m;code = 109 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = u;code = 117 char = m;code = 109 char = ;code = 32 char = c;code = 99 char = i;code = 105 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = x;code = 120 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 = s;code = 115 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = r;code = 114 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = s;code = 115 char = ;code = 32 char = h;code = 104 char = a;code = 97 char = d;code = 100 char = ;code = 32 char = l;code = 108 char = i;code = 105 char = t;code = 116 char = t;code = 116 char = l;code = 108 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = ;code = 32 char = e;code = 101 char = f;code = 102 char = f;code = 102 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = .;code = 46 char = ;code = 32 char = A;code = 65 char = l;code = 108 char = t;code = 116 char = h;code = 104 char = o;code = 111 char = u;code = 117 char = g;code = 103 char = h;code = 104 char = ;code = 32 char = s;code = 115 char = a;code = 97 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = y;code = 121 char = l;code = 108 char = a;code = 97 char = l;code = 108 char = d;code = 100 char = e;code = 101 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = e;code = 101 char = -;code = 45 char = i;code = 105 char = s;code = 115 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = c;code = 99 char = o;code = 111 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = o;code = 111 char = y;code = 121 char = l;code = 108 char = -;code = 45 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = a;code = 97 char = z;code = 122 char = o;code = 111 char = n;code = 110 char = e;code = 101 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 = a;code = 97 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = i;code = 105 char = d;code = 100 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = l;code = 108 char = i;code = 105 char = p;code = 112 char = i;code = 105 char = d;code = 100 char = -;code = 45 char = s;code = 115 char = o;code = 111 char = l;code = 108 char = u;code = 117 char = b;code = 98 char = l;code = 108 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = ,;code = 44 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = x;code = 120 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 = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = c;code = 99 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = o;code = 111 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = c;code = 99 char = y;code = 121 char = t;code = 116 char = o;code = 111 char = s;code = 115 char = o;code = 111 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = m;code = 109 char = i;code = 105 char = t;code = 116 char = o;code = 111 char = c;code = 99 char = h;code = 104 char = o;code = 111 char = n;code = 110 char = d;code = 100 char = r;code = 114 char = i;code = 105 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = l;code = 108 char = a;code = 97 char = b;code = 98 char = i;code = 105 char = l;code = 108 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = p;code = 112 char = o;code = 111 char = o;code = 111 char = l;code = 108 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = i;code = 105 char = t;code = 116 char = ;code = 32 char = f;code = 102 char = a;code = 97 char = i;code = 105 char = l;code = 108 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = p;code = 112 char = p;code = 112 char = o;code = 111 char = r;code = 114 char = t;code = 116 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 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 = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = d;code = 100 char = i;code = 105 char = d;code = 100 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = c;code = 99 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = r;code = 114 char = f;code = 102 char = a;code = 97 char = c;code = 99 char = e;code = 101 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = e;code = 101 char = p;code = 112 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = g;code = 103 char = g;code = 103 char = e;code = 101 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = g;code = 103 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 = t;code = 116 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = o;code = 111 char = g;code = 103 char = n;code = 110 char = i;code = 105 char = z;code = 122 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = M;code = 77 char = o;code = 111 char = r;code = 114 char = e;code = 101 char = o;code = 111 char = v;code = 118 char = e;code = 101 char = r;code = 114 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = -;code = 45 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = x;code = 120 char = ;code = 32 char = d;code = 100 char = i;code = 105 char = d;code = 100 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = p;code = 112 char = p;code = 112 char = o;code = 111 char = r;code = 114 char = t;code = 116 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 = i;code = 105 char = d;code = 100 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = l;code = 108 char = i;code = 105 char = f;code = 102 char = e;code = 101 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 = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = o;code = 111 char = g;code = 103 char = l;code = 108 char = o;code = 111 char = b;code = 98 char = i;code = 105 char = n;code = 110 char = i;code = 105 char = z;code = 122 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = u;code = 117 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = t;code = 116 char = h;code = 104 char = o;code = 111 char = u;code = 117 char = g;code = 103 char = h;code = 104 char = ;code = 32 char = u;code = 117 char = n;code = 110 char = d;code = 100 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = d;code = 100 char = i;code = 105 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 = T;code = 84 char = f;code = 102 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 = ;code = 32 char = m;code = 109 char = a;code = 97 char = j;code = 106 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = u;code = 117 char = p;code = 112 char = t;code = 116 char = a;code = 97 char = k;code = 107 char = e;code = 101 char = ,;code = 44 char = ;code = 32 char = F;code = 70 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = ,;code = 44 char = ;code = 32 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = -;code = 45 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = l;code = 108 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = x;code = 120 char = e;code = 101 char = s;code = 115 char = ,;code = 44 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = s;code = 115 char = e;code = 101 char = r;code = 114 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = i;code = 105 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = s;code = 115 char = o;code = 111 char = u;code = 117 char = r;code = 114 char = c;code = 99 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = u;code = 117 char = n;code = 110 char = d;code = 100 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = T;code = 84 char = f;code = 102 char = -;code = 45 char = p;code = 112 char = o;code = 111 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = d;code = 100 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = .;code = 46 result sql = Developing erythroid cells are dependent on transferrin (Tf) to acquire iron in amounts sufficient for hemoglobin production. Previously, we showed that although these cells cannot grow in culture in the absence of Tf, ferritin (Ft) can substitute Tf to some extent and support the development of hemoglobin-containing cells. In the current study, we investigated the ability of various iron sources to replace Tf in cultures of normal human erythroid precursors. The results showed that whereas Ft and hemin supported erythroid cell proliferation and hemoglobinization in Tf-free cultures to some extent, ferric amonium citrate and iron complexed with several chelators had little or no effect. Although salicylaldehyde-isonicotinoyl-hydrazone, which is a tridentate lipid-soluble chelator, complexed with iron increased both cytosolic and mitochondrial labile iron pools, it failed to support heme synthesis and did not decrease the surface Tf receptors, suggesting that its iron is not recognized by the cells. Moreover, this iron-chelator complex did not support erythroid precursor proliferation and hemoglobinization. Thus, although under normal conditions, Tf is the major route of iron uptake, Ft and hemin, but not iron-chelator complexes, may serve as alternative iron sources under Tf-poor conditions.
Publication: Transl Res 2008 Feb ;151(2)::88-96.
Publication Date: 2008 Feb
Study Author(s): Leimberg, Joseph M;Prus, Eugenia;Link, Gabriela;Fibach, Eitan;Konijn, Abraham M;
Institution: Department of Human Nutrition and Metabolism, Faculty of Medicine, The Hebrew University, Jerusalem, Israel.
Shortcut link to this study:
Developing erythroid cells are dependent on transferrin (Tf) to acquire iron in amounts sufficient for hemoglobin production. Previously, we showed that although these cells cannot grow in culture in the absence of Tf, ferritin (Ft) can substitute Tf to some extent and support the development of hemoglobin-containing cells. In the current study, we investigated the ability of various iron sources to replace Tf in cultures of normal human erythroid precursors. The results showed that whereas Ft and hemin supported erythroid cell proliferation and hemoglobinization in Tf-free cultures to some extent, ferric amonium citrate and iron complexed with several chelators had little or no effect. Although salicylaldehyde-isonicotinoyl-hydrazone, which is a tridentate lipid-soluble chelator, complexed with iron increased both cytosolic and mitochondrial labile iron pools, it failed to support heme synthesis and did not decrease the surface Tf receptors, suggesting that its iron is not recognized by the cells. Moreover, this iron-chelator complex did not support erythroid precursor proliferation and hemoglobinization. Thus, although under normal conditions, Tf is the major route of iron uptake, Ft and hemin, but not iron-chelator complexes, may serve as alternative iron sources under Tf-poor conditions.
PMID: 18201676