A useful technique for narrowing down the location of a gene involves comparing the chromosomes of affected siblings. Two sisters with Rett syndrome allow researchers an opportunity to map the most likely location of the gene by excluding areas of the chromosome that are not alike.
Dr. Lander explores human genetic variation and how it may affect individual susceptibility to certain diseases.
Interactively explore topics in biology with the Click and Learn app. Now available from the Apple App Store,...
Dr. Eric Lander takes us on a tour of this remarkable genetic century, describing the rapid advances in DNA sequencing technologies and information science.