Cardiology and Cardiovascular Medicine

Toward an international consensus - integrating lipoprotein apheresis and new lipid-lowering drugs

BACKGROUND: Despite advances in pharmacotherapy of lipid disorders, many dyslipidemic patients do not attain sufficient lipid lowering to mitigate risk of atherosclerotic cardiovascular disease. Several classes of novel lipid-lowering agents are being evaluated to reduce atherosclerotic cardiovascular disease risk.

Vena cava anomalies in thoracic surgery

Background: Vena cava anomalies are a rare group of anatomical variations due to an incorrect development of the
superior or inferior vena cava during fetal life. They generally show no clinical relevance and the diagnosis is done due
to the association with congenital heart diseases in most of cases. However, preoperative identification of these anomalies
is mandatory for surgeons to proper surgical planning. If not recognized, lethal complications may occur, as already reported
in literature.

Aortic bifurcation morphology alone is not able to predict outcome in patients submitted to elective endovascular abdominal aortic aneurysm repair

PURPOSE:
The aim of the present study was to evaluate the impact of the aortic bifurcation (AB) morphological characteristics, analyzed on computed tomography angiography (CTA), on outcomes of patients with abdominal aortic aneurysms (AAAs), treated by endovascular aneurysm repair (EVAR) in a single-center experience.

α1-Antitrypsin Polymerizes in Alveolar Macrophages of Smokers With and Without α1-Antitrypsin Deficiency

Background: The deficiency of α1-antitrypsin (AAT) is secondary to misfolding and polymerization of the abnormal Z-AAT in liver cells and is associated with lung emphysema. Alveolar macrophages (AMs) produce AAT; however, it is not known whether Z-AAT can polymerize in AMs, further decreasing lung AAT and promoting lung inflammation. Our intention was to investigate whether AAT polymerizes in human AMs and to study the possible relation between polymerization and degree of lung inflammation.

Heart, Spleen, Brain

Evolutionary pressure produced 2 master regulators of physiological homeostasis: the nervous system and the immune system. The nervous system evolved to integrate physiological functions and control changes in homeostasis. Neural signals establish reflex responses, perceive disturbances in the environment (internal or external), and elicit activation of the afferent arc (ie, the neural circuit that transfers information from the periphery to the brain).

Loss of EMILIN-1 Enhances Arteriolar Myogenic Tone Through TGF-? (Transforming Growth Factor-?)-Dependent Transactivation of EGFR (Epidermal Growth Factor Receptor) and Is Relevant for Hypertension in Mice and Humans

Objective- EMILIN-1 (elastin microfibrils interface located protein-1) protein inhibits pro-TGF-? (transforming growth factor-?) proteolysis and limits TGF-? bioavailability in vascular extracellular matrix. Emilin1-/- null mice display increased vascular TGF-? signaling and are hypertensive. Because EMILIN-1 is expressed in vessels from embryonic life to adulthood, we aimed at unravelling whether the hypertensive phenotype of Emilin1-/- null mice results from a developmental defect or lack of homeostatic role in the adult.

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