Genetics Overview

Watch for Future Progress
Scientists are working hard to narrow down the regions on chromosomes 7 and 15 to identify the specific gene(s) related to autism on these chromosomes. They are also expanding their searches to investigate other chromosomes for which there is preliminary suggestive evidence. We look forward to updating you as researchers continue to piece together the complicated autism puzzle.

Practical Considerations for Evaluating Research Findings
While this is an exciting and important time in autistic disorder research, it is important to remember that all research findings must be confirmed. In scientific research, this means other scientists must repeat the experiments and have the same or similar findings. Replicating research findings is the standard in science for confirming their accuracy; in general, each additional confirmation of a specific finding makes the finding increasingly more "likely".

Over the next few years, there will be many research reports about the genetics of autistic disorder. Some of these research findings may not be confirmed (duplicated) right away, if ever. Therefore, when a research finding is announced, it is important to wait for confirmation before fully accepting the results.

 

 

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WHAT IS A GENE?
Genes are very small structures inside almost every cell of the body. They are the instructions, or blueprints, that tell our body how to grow and develop, build necessary proteins, and thus determine an individual's characteristics, such as eye color and blood type. More ...

HOW GENES ARE NAMED
You may wonder how genes are named. As you may have guessed, some names are abbreviations for the full gene names. Other genes are named after similar genes in other organisms. More ...

WHAT IS A CHROMOSOME?
Chromosomes are structures that contain genes. Chromosomes are visible with a microscope and are located in the nucleus of a cell. Almost every human chromosome contains thousands of individuals genes. More ...

HOW CHROMOSOME ABNORMALITIES HELP US FIND GENES
Genetic researchers use many different tools and strategies to look at the genetic material (DNA) inside our cells to find the exact gene(s) that cause a genetic disorder such as autism. More ...

HOW GENOME SCREENS HELP US FIND GENES
In order to determine the genes that may be involved, scientists also perform what are referred to as "genome screens." To do this they use maps of the chromosomes in order to look for genes. More ...

 
   

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