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A new drug target is identified to treat abdominal aortic aneurysm

The abdominal aortic aneurysm is a continual degenerative illness, life threatening, through which the diameter of the aorta artery within the stomach space tends to increase progressively, which will increase the danger of its rupture. Its prevalence can attain up to 8% of males over 65 years of age.

Within the seek for new remedies for the illness, a analysis crew has identified the tyrosine hydroxylase (TH), as a possible drug target.

Abdominal aortic aneurysm is a life-threatening degenerative coronary heart illness, the prevalence of which might attain up to 8% in males over 65 years of age

It is a elementary enzyme for the synthesis of catecholamines, neurotransmitters and hormones, which play a elementary position within the management of cardiovascular perform.

The examine, revealed within the journal Hypertension, has been developed by the Biomedical Analysis Institute of Barcelona (IIBB-CSIC), in collaboration with the Analysis Institute of the Hospital de la Santa Creu i Sant Pau (IIB Sant Pau) and the Centro Nationwide Cardiovascular Analysis (CNIC).

Surgical restore, at present the one remedy

Regardless of the excessive morbidity and mortality of this pathology, thus far no drug has been in a position to restrict the expansion or threat of aneurysm rupture, so monitoring its evolution and surgical restore of these with excessive threat of rupture are the one approaches to its remedy at current.

The new analysis focuses on discovering new pharmacological methods that allow efficient remedy, since little or no is identified in regards to the origin and evolution of this pathology.

Pharmacological inhibition of tyrosine hydroxylase is able to limiting the event of aneurysms in animal fashions

Cristina Rodríguez Sinovas (CIBERCV)

“Now we have detected the elevated expression of this enzyme and of different genes of the catecholamine synthesis pathway, each within the human aneurysm and in two animal fashions with abdominal aortic aneurysm, characterizing their expression profile within the vascular wall ”, he explains Cristina Rodriguez Sinovas, researcher on the Heart for Biomedical Analysis on the Cardiovascular Illnesses Community (CIBERCV).

For the professional, “probably the most fascinating factor is that the drug inhibition of the enzyme is able to restrict improvement of aneurysms in these two animal fashions, preserving the integrity of the elastic sheets, decreasing oxidative stress and vascular irritation ”.

“It is essential to advance within the improvement of new pharmacological methods directed towards this enzyme within the remedy of affected sufferers,” he says. Jose Martinez Gonzalez, group chief of the CIBERCV within the IIBB-CSIC and final signatory of the work.


Martínez-González et al “Concentrating on Tyrosine Hydroxylase for Abdominal Aortic Aneurysm Affect on Irritation, Oxidative Stress, and Vascular Reworking”. Hypertension, 2021


Galicia Supercomputing Heart (CESGA)

Rights: Inventive Commons.

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