Genetic Testing

Article

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Understanding Blood Types
Trying to figure out the genetics of human blood types can be confusing. Check out Dr. Greene’s Guide To Understanding... »

A-Z Guide

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Colorblindness
Colorblindness is almost always a hereditary condition. Red-green colorblindness is a recessive condition passed on the... »
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Cystic Fibrosis
Cystic fibrosis is an inherited condition where important membrane linings do not function properly. Thickened, rubbery... »
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Down Syndrome
Down syndrome is often diagnosed before birth by checking the baby's chromosomes, either by amniocentesis or by... »
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Sickle Cell Anemia
Sickle cell disease is caused by a genetic variation of hemoglobin, the molecule that carries oxygen in the red blood... »
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Spina Bifida
Spina bifida refers to the failure of the spinal bones to close properly in the area of the sac. This also happens... »
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Tay-Sachs Disease
Tay-Sachs disease is a fatal genetic disease. A fatty substance called GM2 ganglioside gradually accumulates in the... »

Blog entry

Amnio, Down's, Miscarriage, & Money
Amniocentesis to detect Down Syndrome is cost effective for pregnant women at any age according to a study in the... »
Mapping The Human Genetic Code
Mapping the 3 billion molecules of the human genetic code is a stunning, unprecedented breakthrough. We can expect a... »

Q&A

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Are they really my parents?
This is a question many kids can’t help but wonder – if only in those moments when their parents make unpopular... »