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goverment. (2011, March 28). Fabry Disease. Retrieved March 28, 2011, from Medicine Net.com: http://www.medicinenet.com/fabrys_disease/article.htm
ndustries, S. H. (2011, March 28). Fabry Disease Description. Retrieved March 28, 2011, from bravecommunity .com: http://www.brave community.com/condition/fabry-disease/
History and Cause
GAMMA-LINOLENIC ACID (GLA)
DEFICIENCY
*Mutations in the GLA gene cause
Fabry Disease
Treatment
Experts recommend that enzyme
replacement therapy (ERT) be initiated
as early as possible in all males with
Fabry disease, including children and
those with ESRD undergoing dialysis
and renal transplantation, and in
females with significant disease,
because all are at high risk for cardiac,
cerebrovascular, and neurologic
complications.
Test and Diagnosis
The signs of Fabry disease were first
identified in 1898 by two dermatologists
working independently, Dr William
Anderson in England and Dr Johannes Fabry
in Germany. The disease (disorder) has a
number of names, including angiokeratoma
corporis diffusum, alpha-galactosidase A
deficiency, and was for many years known
as Anderson-Fabry disease, but is now
usually referred to simply as Fabry disease.
Further research established that Fabry
disease results from abnormal deposits of a
fatty substance, known as
globotriaosylceramide.
In males, the most efficient and reliable
method of diagnosing Fabry disease is
the demonstration of deficient αgalactosidase A (α-Gal A) enzyme
activity in plasma, isolated leukocytes,
and/or cultured cells. In females,
measurement of α-Gal A enzyme
activity is unreliable; although
demonstration of decreased α-Gal A
enzyme activity is diagnostic of the
carrier state, many carrier females have
normal α-Gal A enzyme activity.
Miscellaneous
Symptoms
•Burning sensations in the hands that get worse with exercise
and hot weather
•Small, raised reddish purple blemishes on the skin
•Decreased sweating
•Fever
•Gastrointestinal difficulties, particularly after eating
•Some boys will also have eye manifestations, especially
cloudiness of the cornea
In normal cell function Gb3 is broken down and removed from
the cells or recycled. However, without the enzyme, Gb3
gradually builds up in the cells and affects their normal
function. It's a bit like in a household when the trash bags
containing the trash produced by the family are filled up and
taken outside to the bin. If the bin is not put out for collection
the trash will gradually build-up over time. Eventually they
will take up all the space, leaving no room to do anything and
causing lots of problems.
The GLA gene provides instructions for
making an enzyme called alphagalactosidase A. This enzyme is active in
lysosomes, which are structures that
serve as recycling centers within cells.
Alpha-galactosidase A normally breaks
down a fatty substance called
globotriaosylceramide. Mutations in the
GLA gene alter the structure and
function of the enzyme, preventing it
from breaking down this substance
effectively.
References
Government. (2011, March 28). Fabry Disease. Retrieved March 28, 2011, from
Medicine Net.com: http://www.medicinenet.com/fabrys_disease/article.htm
Industries, S. H. (2011, March 28). Fabry Disease Description. Retrieved March 28, 2011,
from bravecommunity .com:
http://www.brave community.com/condition/fabry-disease/
Thomas, R. (2011, March 28). A Quantum Leap inHolistic Nutrition with Bio- Algae
Concentrates. Gamma linolenic acid (GLA) in BAC stimulates master hormones , pp. 25-30.