Assertion: hemophilia's factor | /r/HasProperty | ix gene
Facets:
Source sentences:
text: The factor IX protein is usually defective or missing because of a defective factor IX gene.
text: Men have an X and a Y chromosome, so they only have one copy of the factor IX gene.
text: Women have two X chromosomes, which each has a copy of the factor IX gene.
text: Therefore, even if a woman has a defective factor IX gene on one X chromosome, she usually has a normal factor IX gene on the other X chromosome.
text: Therefore, even if a woman has a defective factor IX gene on one X chromosome, she usually has a normal factor IX gene on the other X chromosome.
text: One good factor IX gene is usually enough; even normal males only have one factor IX gene.
text: One good factor IX gene is usually enough; even normal males only have one factor IX gene.
text: If the factor IX gene is missing on a boy's X chromosome, he will have Hemophilia B.
text: If a woman has a defective factor IX gene, she is considered a carrier.
text: Scientists packaged a normal factor IX gene into a modified adeno-associated virus that targets liver cells.
text: Genetic testing is also available for the factor VIII gene and the factor IX gene.
text: Hemophilia B is caused by a defective factor IX gene on the X chromosome.
text: Hemophilia A is caused by an inherited or acquired a genetic mutation that results in dysfunction or deficiency of factor VIII, or by an acquired inhibitor that binds factor VIII; Hemophilia B is an X-linked recessive disease caused by an inherited or acquired mutation in the factor IX gene or by an acquired factor IX inhibitor.
text: The gene responsible for Christmas Disease or Hemophilia B is the factor IX gene and is located in the X chromosome.