Here is the list of tissues for which the variants exist. In order to avoid possible double counting, the number of variants is estimated by the number of different gene-tissue pairs. Tissue # of variants # of variants by normalized EST count Normalized EST count blood 2 0 12445 0 eye 23 9 171958 79794 breast 4 4 118252 21791 brain 81 39 359489 177668 pancreas 21 5 185558 12648 white blood cells 30 15 255381 114322 lung 9 5 275104 135440 development 4 0 12616 0 uterus 4 3 218445 30445 artery 1 0 16314 0 fibroblast 1 1 14004 12393 testis 100 72 106562 61837 stomach 19 0 115672 0 muscle 8 0 71895 2634 skin 6 0 177156 0 nervous 1 0 117669 31143 pineal gland 1 0 6222 0 tonsil 7 0 18576 1324 adrenal gland 5 0 13819 0 pituitary gland 1 0 8812 0 kidney 11 8 137449 72555 ovar 1 0 93270 10918 placenta 52 38 211830 107714 prostate 14 13 120406 33429 marrow 1 0 35408 0 spleen 2 0 16014 0 heart 4 4 56901 36609 liver 34 0 137349 0 Total 447 216 3084576 896645 Common Total 354 216 2231339 896645