char = M;code = 77 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = n;code = 110 char = e;code = 101 char = w;code = 119 char = b;code = 98 char = o;code = 111 char = r;code = 114 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = e;code = 101 char = i;code = 105 char = p;code = 112 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = l;code = 108 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 = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 char = .;code = 46 result sql = Mercury levels in newborns and infants after receipt of thimerosal-containing vaccines.
Mercury levels in newborns and infants after receipt of thimerosal-containing vaccines.char = <;code = 60 char = b;code = 98 char = >;code = 62 char = O;code = 79 char = B;code = 66 char = J;code = 74 char = E;code = 69 char = C;code = 67 char = T;code = 84 char = I;code = 73 char = V;code = 86 char = E;code = 69 char = S;code = 83 char = ;code = 32 char = :;code = 58 char = ;code = 32 char = <;code = 60 char = /;code = 47 char = b;code = 98 char = >;code = 62 char = T;code = 84 char = h;code = 104 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = i;code = 105 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = e;code = 101 char = r;code = 114 char = v;code = 118 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = v;code = 118 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 = w;code = 119 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = d;code = 100 char = e;code = 101 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = u;code = 117 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = m;code = 109 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = i;code = 105 char = d;code = 100 char = o;code = 111 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = v;code = 118 char = i;code = 105 char = a;code = 97 char = l;code = 108 char = s;code = 115 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 = U;code = 85 char = n;code = 110 char = i;code = 105 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = S;code = 83 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = E;code = 69 char = u;code = 117 char = r;code = 114 char = o;code = 111 char = p;code = 112 char = e;code = 101 char = ;code = 32 char = u;code = 117 char = n;code = 110 char = t;code = 116 char = i;code = 105 char = l;code = 108 char = ;code = 32 char = 2;code = 50 char = 0;code = 48 char = 0;code = 48 char = 1;code = 49 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = u;code = 117 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = ;code = 32 char = u;code = 117 char = s;code = 115 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = n;code = 110 char = y;code = 121 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = u;code = 117 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = i;code = 105 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = g;code = 103 char = h;code = 104 char = o;code = 111 char = u;code = 117 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = w;code = 119 char = o;code = 111 char = r;code = 114 char = l;code = 108 char = d;code = 100 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 = d;code = 100 char = u;code = 117 char = c;code = 99 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = c;code = 99 char = o;code = 111 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = t;code = 116 char = i;code = 105 char = c;code = 99 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 = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = s;code = 115 char = e;code = 101 char = s;code = 115 char = s;code = 115 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 = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = e;code = 101 char = l;code = 108 char = i;code = 105 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = a;code = 97 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 = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 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 = i;code = 105 char = n;code = 110 char = f;code = 102 char = a;code = 97 char = n;code = 110 char = t;code = 116 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 = t;code = 116 char = h;code = 104 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = l;code = 108 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 = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 char = .;code = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = >;code = 62 char = M;code = 77 char = E;code = 69 char = T;code = 84 char = H;code = 72 char = O;code = 79 char = D;code = 68 char = S;code = 83 char = ;code = 32 char = :;code = 58 char = ;code = 32 char = <;code = 60 char = /;code = 47 char = b;code = 98 char = >;code = 62 char = B;code = 66 char = l;code = 108 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ,;code = 44 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = o;code = 111 char = o;code = 111 char = l;code = 108 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = u;code = 117 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = a;code = 97 char = m;code = 109 char = p;code = 112 char = l;code = 108 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 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 = b;code = 98 char = e;code = 101 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 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 = 1;code = 49 char = 2;code = 50 char = ;code = 32 char = h;code = 104 char = o;code = 111 char = u;code = 117 char = r;code = 114 char = s;code = 115 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = 3;code = 51 char = 0;code = 48 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = y;code = 121 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = f;code = 102 char = r;code = 114 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = 2;code = 50 char = 1;code = 49 char = 6;code = 54 char = ;code = 32 char = h;code = 104 char = e;code = 101 char = a;code = 97 char = l;code = 108 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = i;code = 105 char = l;code = 108 char = d;code = 100 char = r;code = 114 char = e;code = 101 char = n;code = 110 char = :;code = 58 char = ;code = 32 char = 7;code = 55 char = 2;code = 50 char = ;code = 32 char = n;code = 110 char = e;code = 101 char = w;code = 119 char = b;code = 98 char = o;code = 111 char = r;code = 114 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = (;code = 40 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = ;code = 32 char = 1;code = 49 char = );code = 41 char = ,;code = 44 char = ;code = 32 char = 7;code = 55 char = 2;code = 50 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = g;code = 103 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = 2;code = 50 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = s;code = 115 char = ;code = 32 char = (;code = 40 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = ;code = 32 char = 2;code = 50 char = );code = 41 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = 7;code = 55 char = 2;code = 50 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = g;code = 103 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = 6;code = 54 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = h;code = 104 char = s;code = 115 char = ;code = 32 char = (;code = 40 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = ;code = 32 char = 3;code = 51 char = );code = 41 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = o;code = 111 char = t;code = 116 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = a;code = 97 char = s;code = 115 char = u;code = 117 char = r;code = 114 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = b;code = 98 char = s;code = 115 char = o;code = 111 char = r;code = 114 char = p;code = 112 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = .;code = 46 char = ;code = 32 char = B;code = 66 char = l;code = 108 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = c;code = 99 char = o;code = 111 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = c;code = 99 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 = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = p;code = 112 char = o;code = 111 char = o;code = 111 char = l;code = 108 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = t;code = 116 char = a;code = 97 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 = ;code = 32 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 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 = a;code = 97 char = ;code = 32 char = 1;code = 49 char = -;code = 45 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = a;code = 97 char = r;code = 114 char = t;code = 116 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = f;code = 102 char = i;code = 105 char = r;code = 114 char = s;code = 115 char = t;code = 116 char = -;code = 45 char = o;code = 111 char = r;code = 114 char = d;code = 100 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = c;code = 99 char = o;code = 111 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = s;code = 115 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 = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = >;code = 62 char = R;code = 82 char = E;code = 69 char = S;code = 83 char = U;code = 85 char = L;code = 76 char = T;code = 84 char = S;code = 83 char = ;code = 32 char = :;code = 58 char = ;code = 32 char = <;code = 60 char = /;code = 47 char = b;code = 98 char = >;code = 62 char = F;code = 70 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = s;code = 115 char = ;code = 32 char = 1;code = 49 char = ,;code = 44 char = ;code = 32 char = 2;code = 50 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = 3;code = 51 char = ,;code = 44 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = p;code = 112 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = (;code = 40 char = 1;code = 49 char = );code = 41 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = S;code = 83 char = D;code = 68 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = i;code = 105 char = g;code = 103 char = h;code = 104 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = 3;code = 51 char = .;code = 46 char = 4;code = 52 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 4;code = 52 char = ,;code = 44 char = ;code = 32 char = 5;code = 53 char = .;code = 46 char = 1;code = 49 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 6;code = 54 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = 7;code = 55 char = .;code = 46 char = 7;code = 55 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 1;code = 49 char = .;code = 46 char = 1;code = 49 char = ;code = 32 char = k;code = 107 char = g;code = 103 char = ;;code = 59 char = ;code = 32 char = (;code = 40 char = 2;code = 50 char = );code = 41 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 = m;code = 109 char = e;code = 101 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = S;code = 83 char = D;code = 68 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 = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = 5;code = 53 char = .;code = 46 char = 0;code = 48 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 1;code = 49 char = .;code = 46 char = 3;code = 51 char = ,;code = 44 char = ;code = 32 char = 3;code = 51 char = .;code = 46 char = 6;code = 54 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 1;code = 49 char = .;code = 46 char = 5;code = 53 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = 2;code = 50 char = .;code = 46 char = 8;code = 56 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 9;code = 57 char = ;code = 32 char = n;code = 110 char = g;code = 103 char = /;code = 47 char = m;code = 109 char = L;code = 76 char = ;code = 32 char = o;code = 111 char = c;code = 99 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = 0;code = 48 char = .;code = 46 char = 5;code = 53 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = 1;code = 49 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;;code = 59 char = ;code = 32 char = (;code = 40 char = 3;code = 51 char = );code = 41 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 = m;code = 109 char = e;code = 101 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = S;code = 83 char = D;code = 68 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = o;code = 111 char = o;code = 111 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = 1;code = 49 char = 9;code = 57 char = .;code = 46 char = 1;code = 49 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 1;code = 49 char = 1;code = 49 char = .;code = 46 char = 8;code = 56 char = ,;code = 44 char = ;code = 32 char = 3;code = 51 char = 7;code = 55 char = .;code = 46 char = 0;code = 48 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 2;code = 50 char = 7;code = 55 char = .;code = 46 char = 4;code = 52 char = ,;code = 44 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = 4;code = 52 char = 4;code = 52 char = .;code = 46 char = 3;code = 51 char = ;code = 32 char = +;code = 43 char = /;code = 47 char = -;code = 45 char = ;code = 32 char = 2;code = 50 char = 3;code = 51 char = .;code = 46 char = 9;code = 57 char = ;code = 32 char = n;code = 110 char = g;code = 103 char = /;code = 47 char = g;code = 103 char = ;code = 32 char = o;code = 111 char = c;code = 99 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = 5;code = 53 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = ;code = 32 char = g;code = 103 char = r;code = 114 char = o;code = 111 char = u;code = 117 char = p;code = 112 char = s;code = 115 char = ;;code = 59 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = (;code = 40 char = 4;code = 52 char = );code = 41 char = ;code = 32 char = u;code = 117 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = s;code = 115 char = t;code = 116 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = n;code = 110 char = d;code = 100 char = e;code = 101 char = t;code = 116 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = a;code = 97 char = b;code = 98 char = l;code = 108 char = e;code = 101 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 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 = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = h;code = 104 char = a;code = 97 char = l;code = 108 char = f;code = 102 char = -;code = 45 char = l;code = 108 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = ;code = 32 char = w;code = 119 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = c;code = 99 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 = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = ;code = 32 char = 3;code = 51 char = .;code = 46 char = 7;code = 55 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = y;code = 121 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = t;code = 116 char = u;code = 117 char = r;code = 114 char = n;code = 110 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = d;code = 100 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = 3;code = 51 char = 0;code = 48 char = .;code = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 char = <;code = 60 char = b;code = 98 char = >;code = 62 char = C;code = 67 char = O;code = 79 char = N;code = 78 char = C;code = 67 char = L;code = 76 char = U;code = 85 char = S;code = 83 char = I;code = 73 char = O;code = 79 char = N;code = 78 char = S;code = 83 char = ;code = 32 char = :;code = 58 char = ;code = 32 char = <;code = 60 char = /;code = 47 char = b;code = 98 char = >;code = 62 char = T;code = 84 char = h;code = 104 char = e;code = 101 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 = h;code = 104 char = a;code = 97 char = l;code = 108 char = f;code = 102 char = -;code = 45 char = l;code = 108 char = i;code = 105 char = f;code = 102 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = m;code = 109 char = u;code = 117 char = s;code = 115 char = c;code = 99 char = u;code = 117 char = l;code = 108 char = a;code = 97 char = r;code = 114 char = ;code = 32 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = f;code = 102 char = r;code = 114 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = f;code = 102 char = a;code = 97 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = u;code = 117 char = b;code = 98 char = s;code = 115 char = t;code = 116 char = a;code = 97 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 = s;code = 115 char = h;code = 104 char = o;code = 111 char = r;code = 114 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = n;code = 110 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 = ;code = 32 char = o;code = 111 char = r;code = 114 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = d;code = 100 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = I;code = 73 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 = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = t;code = 116 char = e;code = 101 char = c;code = 99 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 = s;code = 115 char = t;code = 116 char = o;code = 111 char = o;code = 111 char = l;code = 108 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = f;code = 102 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 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 = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = g;code = 103 char = a;code = 97 char = s;code = 115 char = t;code = 116 char = r;code = 114 char = o;code = 111 char = i;code = 105 char = n;code = 110 char = t;code = 116 char = e;code = 101 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = v;code = 118 char = o;code = 111 char = l;code = 108 char = v;code = 118 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = e;code = 101 char = l;code = 108 char = i;code = 105 char = m;code = 109 char = i;code = 105 char = n;code = 110 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 = B;code = 66 char = e;code = 101 char = c;code = 99 char = a;code = 97 char = u;code = 117 char = s;code = 115 char = e;code = 101 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 = d;code = 100 char = i;code = 105 char = f;code = 102 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = i;code = 105 char = n;code = 110 char = g;code = 103 char = ;code = 32 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = r;code = 114 char = m;code = 109 char = a;code = 97 char = c;code = 99 char = o;code = 111 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ,;code = 44 char = ;code = 32 char = e;code = 101 char = x;code = 120 char = p;code = 112 char = o;code = 111 char = s;code = 115 char = u;code = 117 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = g;code = 103 char = u;code = 117 char = i;code = 105 char = d;code = 100 char = e;code = 101 char = l;code = 108 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 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 = o;code = 111 char = r;code = 114 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = d;code = 100 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = m;code = 109 char = a;code = 97 char = y;code = 121 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = r;code = 114 char = i;code = 105 char = s;code = 115 char = k;code = 107 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = s;code = 115 char = e;code = 101 char = s;code = 115 char = s;code = 115 char = m;code = 109 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = i;code = 105 char = l;code = 108 char = d;code = 100 char = r;code = 114 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = w;code = 119 char = h;code = 104 char = o;code = 111 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = c;code = 99 char = e;code = 101 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = m;code = 109 char = e;code = 101 char = r;code = 114 char = o;code = 111 char = s;code = 115 char = a;code = 97 char = l;code = 108 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 = v;code = 118 char = a;code = 97 char = c;code = 99 char = c;code = 99 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 char = .;code = 46 result sql = OBJECTIVES : Thimerosal is a mercurial preservative that was widely used in multidose vaccine vials in the United States and Europe until 2001 and continues to be used in many countries throughout the world. We conducted a pharmacokinetic study to assess blood levels and elimination of ethyl mercury after vaccination of infants with thimerosal-containing vaccines.METHODS : Blood, stool, and urine samples were obtained before vaccination and 12 hours to 30 days after vaccination from 216 healthy children: 72 newborns (group 1), 72 infants aged 2 months (group 2), and 72 infants aged 6 months (group 3). Total mercury levels were measured by atomic absorption. Blood mercury pharmacokinetics were calculated by pooling the data on the group and were based on a 1-compartment first-order pharmacokinetics model.RESULTS : For groups 1, 2, and 3, respectively, (1) mean +/- SD weights were 3.4 +/- 0.4, 5.1 +/- 0.6, and 7.7 +/- 1.1 kg; (2) maximal mean +/- SD blood mercury levels were 5.0 +/- 1.3, 3.6 +/- 1.5, and 2.8 +/- 0.9 ng/mL occurring at 0.5 to 1 day after vaccination; (3) maximal mean +/- SD stool mercury levels were 19.1 +/- 11.8, 37.0 +/- 27.4, and 44.3 +/- 23.9 ng/g occurring on day 5 after vaccination for all groups; and (4) urine mercury levels were mostly nondetectable. The blood mercury half-life was calculated to be 3.7 days and returned to prevaccination levels by day 30.CONCLUSIONS : The blood half-life of intramuscular ethyl mercury from thimerosal in vaccines in infants is substantially shorter than that of oral methyl mercury in adults. Increased mercury levels were detected in stools after vaccination, suggesting that the gastrointestinal tract is involved in ethyl mercury elimination. Because of the differing pharmacokinetics of ethyl and methyl mercury, exposure guidelines based on oral methyl mercury in adults may not be accurate for risk assessments in children who receive thimerosal-containing vaccines.
Publication: Pediatrics 2008 Feb ;121(2)::e208-14. :doi: 10.1542/peds.2006-3363.
Publication Date: 2008 Feb
Study Author(s): Pichichero, Michael E;Gentile, Angela;Giglio, Norberto;Umido, Veronica;Clarkson, Thomas;Cernichiari, Elsa;Zareba, Grazyna;Gotelli, Carlos;Gotelli, Mariano;Yan, Lihan;Treanor, John;
Institution: Department of Microbiology/Immunology, Pediatrics, and Medicine, University of Rochester, Rochester, New York 14642, USA.
[email protected]
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OBJECTIVES : Thimerosal is a mercurial preservative that was widely used in multidose vaccine vials in the United States and Europe until 2001 and continues to be used in many countries throughout the world. We conducted a pharmacokinetic study to assess blood levels and elimination of ethyl mercury after vaccination of infants with thimerosal-containing vaccines.METHODS : Blood, stool, and urine samples were obtained before vaccination and 12 hours to 30 days after vaccination from 216 healthy children: 72 newborns (group 1), 72 infants aged 2 months (group 2), and 72 infants aged 6 months (group 3). Total mercury levels were measured by atomic absorption. Blood mercury pharmacokinetics were calculated by pooling the data on the group and were based on a 1-compartment first-order pharmacokinetics model.RESULTS : For groups 1, 2, and 3, respectively, (1) mean +/- SD weights were 3.4 +/- 0.4, 5.1 +/- 0.6, and 7.7 +/- 1.1 kg; (2) maximal mean +/- SD blood mercury levels were 5.0 +/- 1.3, 3.6 +/- 1.5, and 2.8 +/- 0.9 ng/mL occurring at 0.5 to 1 day after vaccination; (3) maximal mean +/- SD stool mercury levels were 19.1 +/- 11.8, 37.0 +/- 27.4, and 44.3 +/- 23.9 ng/g occurring on day 5 after vaccination for all groups; and (4) urine mercury levels were mostly nondetectable. The blood mercury half-life was calculated to be 3.7 days and returned to prevaccination levels by day 30.CONCLUSIONS : The blood half-life of intramuscular ethyl mercury from thimerosal in vaccines in infants is substantially shorter than that of oral methyl mercury in adults. Increased mercury levels were detected in stools after vaccination, suggesting that the gastrointestinal tract is involved in ethyl mercury elimination. Because of the differing pharmacokinetics of ethyl and methyl mercury, exposure guidelines based on oral methyl mercury in adults may not be accurate for risk assessments in children who receive thimerosal-containing vaccines.
PMID: 18245396