cer ▁Gen om ics , ▁or ▁“ onc ogen om ics ”. ▁High - through put ▁sequ encing ▁methods ▁are ▁used ▁to ▁character ize ▁gen es ▁associated ▁with ▁cancer ▁to ▁better ▁understand ▁disease ▁path ology ▁and ▁improve ▁drug ▁development . ▁On c ogen om ics ▁is ▁one ▁of ▁the ▁most ▁prom ising ▁branches ▁of ▁genom ics , ▁particularly ▁because ▁of ▁its ▁imp lications ▁in ▁drug ▁ther apy . ▁Ex amples ▁of ▁this ▁include : ▁▁ ▁Tr ast uz um ab ▁( tra de ▁names ▁Her cl on , ▁Her cept in ) ▁is ▁a ▁mon oc l onal ▁ant ib ody ▁drug ▁that ▁inter fer es ▁with ▁the ▁H ER 2 / ne u ▁re ceptor . ▁Its ▁main ▁use ▁is ▁to ▁treat ▁certain ▁breast ▁can cers . ▁ ▁This ▁drug ▁is ▁only ▁used ▁if ▁a ▁patient ' s ▁cancer ▁is ▁tested ▁for ▁over - expression ▁of ▁the ▁H ER 2 / ne u ▁re ceptor . ▁Two ▁t issue - ty ping ▁tests ▁are ▁used ▁to ▁screen ▁patients ▁for ▁possible ▁benefit ▁from ▁Her cept in ▁treatment . ▁The ▁t issue ▁tests ▁are ▁imm un oh ist och em istry ( I HC ) ▁and ▁Fl u ores c ence ▁In ▁Situ ▁Hy brid ization ( F IS H ) ▁Only ▁Her 2 + ▁patients ▁will ▁be ▁treated ▁with ▁Her cept in ▁ther apy ▁( tr ast uz um ab ) ▁Ty ros ine ▁kin ase ▁in hib itors ▁such ▁as ▁im atin ib ▁( market ed ▁as ▁G lee vec ) ▁have