In delaying the decision , who appears to have allowed politics to trump science , says virologist albert osterhaus of erasmus medical center in rotterdam .
Two separate teams , led by yoshihiro kawaoka at the university of wisconsin-madison , and ron fouchier at erasmus medical centre in rotterdam , have tinkered with h5n1 , otherwise known as bird flu .
Two separate teams , led by yoshihiro kawaoka at the university of wisconsin , madison , and ron fouchier at erasmus medical centre in rotterdam have tinkered with h5n1 , otherwise known as bird flu . The resulting strains are dramatically more dangerous .
