Latest Lynn Zechiedrich Stories
The story begins with a problem - a virulent strain of a drug-resistant bacteria that was imported with the wounded from Afghanistan and spread through the United States.
Minivectorâ„¢ DNA â€“ very small circular therapeutic DNA molecules â€“ survive the stress of aerosolization (being forced into suspension in air) and can carry gene therapy deep into the lungs, said researchers from Baylor College of Medicine and The University of Texas MD Anderson Cancer Center in a report that appears online in the journal Gene Therapy.
A long-standing barrier to successful gene therapy in humans has been the lack of a non-toxic and effective tool or vector to carry the gene into the cell.
Tiny wound-up circular bits of DNA that carry a short "hairpin" of RNA could prove a solution to the quest for a non-toxic, long-lived gene therapy vector designed to silence cancer genes in tumor cells.
An iconic photograph (http://img.timeinc.net/time/80days/images/530228.jpg) of Nobel laureates Drs. Francis Crick and James Watson show the pair discussing with a rigid model of the famous double helix.