private Organism getHumanOrganism(DataSet data) throws DataStoreException {
   String human = "H. Sapiens";
   human = human.toLowerCase();
   List<Organism> organisms = data.getMediatorProvider().getOrganismMediator().getAllOrganisms();
   for (Organism organism : organisms) {
     String organismName = organism.getName();
     String organismAlias = organism.getAlias();
     if (organismName.toLowerCase().equals(human) || organismAlias.toLowerCase().equals(human)) {
       return organism;
     }
   }
   return null;
 }