Genes are Here “ W hich Gene is here ? I only know one Jean , ” he said . “N o not that Jean and not the jeans that you wear. I mean the genes that make up your DNA. ” They are here , I said. In the field of medicine, the 21 st century is going to be gene therapy century. Genomics like other “omics”, is a field that deals with individual genes or the whole genome. Gene therapies are medical treatments that are based on abnormalities in the genes. These genetic defects can be inherited such as sickle cell disease or acquired such as cancer. Today, we are at the cusp of making many of such diseases, a thing of the past. Until the turn of the century, most of the medicines were made by chemists by mixing chemicals. Such a toxic brew of chemicals was first tested on live cells in a petri dish, then on little mice, followed by bigg...
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