Columnist Jennifer Lynne is returning to her original diagnosis of "factor IX deficiency" to avoid the assumption that she has hemophilia A.

Five-year clinical study results show this revolutionary one-time treatment allowed 94% of patients to stop routine factor IX prophylaxis DETROIT, March 23, 2026 /PRNewswire/ -- The Barbara Ann ...

Gene therapy for hemophilia B allowed almost three-fourths of patients to discontinue prophylactic factor IX therapy with no increase in bleeding, results of the pivotal BENEGENE-2 trial showed. The ...

At a median 13 years after a single infusion of AAV-mediated gene therapy, factor IX expression remained stable in 10 patients with severe hemophilia B. The median annualized bleeding rate decreased ...

Different types of assays led to different results in measures of factor IX variant FIX-R338L, the authors found. A new field study could help clinicians better interpret laboratory measurements of ...

A long-acting coagulation factor treatment of patients with hemophilia B is safe and effective for preventing bleeding events, according to an article published online December 4 and in the December ...

Prophylactic treatment for hemophilia B necessitates lifelong, regular intravenous factor IX infusions. Gene therapy offers the possibility of a single-dose treatment that produces durable endogenous ...

Treatment with fidanacogene elaparvovec, a recombinant adeno-associated virus (AAV) vector developed for the treatment of hemophilia B, led to sustained expression of the high-activity factor IX ...

Hemophilia B, also called factor IX (FIX) deficiency, is an inherited condition that prevents blood from clotting normally. This means that if you experience a cut, scrape, or injury, the bleeding ...

After blood vessel damage, effective blood clotting is essential to halt bleeding. However, this process is inefficient in some individuals due to hereditary factors. Hemophilia B, for example, ...

Idelvion (coagulation factor IX [recombinant], albumin fusion protein) is a prescription drug used to treat and help prevent bleeding episodes in people with hemophilia B. Idelvion is given as an ...