Results 21 to 30 of about 42,616 (247)

Structural characterization and conformational dynamics of alpha-1 antitrypsin pathogenic variants causing alpha-1-antitrypsin deficiency

open access: yesFrontiers in Molecular Biosciences, 2022
Background: Alpha-1 antitrypsin deficiency (A1ATD) is a progressive lung disease caused by inherited pathogenic variants in the SERPINA1 gene. However, their actual role in maintenance of structural and functional characteristics of the corresponding α-1
Noor Ahmad Shaik   +14 more
doaj   +1 more source

Testing for alpha-1 antitrypsin in COPD in outpatient respiratory clinics in Spain: A multilevel, cross-sectional analysis of the EPOCONSUL study [PDF]

open access: yes, 2018
Background Alpha-1 antitrypsin deficiency (AATD) is the most common hereditary disorder in adults, but is under-recognized. In Spain, the number of patients diagnosed with AATD is much lower than expected according to epidemiologic studies.
Alcázar Navarrete, Bernardino   +6 more
core   +1 more source

Does urinary peptide content differ between COPD patients with and without inherited alpha-1 antitrypsin deficiency? [PDF]

open access: yes, 2017
Differentiating between chronic obstructive pulmonary disease (COPD) patients with normal (PiMM) or deficient (PiZZ) genetic variants of alpha-1 antitrypsin (A1AT) is important not only for understanding the pathobiology of disease progression but also ...
Carleo, Alfonso   +7 more
core   +2 more sources

Elucidating the mechanism of action of alpha-1-antitrypsin using retinal pigment epithelium cells exposed to high glucose. Potential use in diabetic retinopathy.

open access: yesPLoS ONE, 2020
BACKGROUND:Alpha-1-antitrypsin is a protein involved in avoidance of different processes that are seen in diabetic retinopathy pathogenesis. These processes include apoptosis, extracellular matrix remodeling and damage of vessel walls and capillaries ...
María Constanza Potilinski   +6 more
doaj   +1 more source

Delving into Vertebrate Serpins for Understanding their Evolution [PDF]

open access: yes, 2009
The superfamily of serine proteinase inhibitors (serpins) is involved in an array of fundamental biological processes such as blood coagulation, cell differentiation, cell migration, complement activation, embryo implantation, fibrinolysis, angiogenesis,
Abhishek Kumar
core   +2 more sources

ALPHA-1-ANTITRYPSIN DEFICIENCY IN CHILDREN

open access: yesМедицинский совет, 2017
Hereditary deficiency of the alpha-1-antitrypsin occupies a leading position among the causes of chronic nonspecific lung diseases with emphysema formation.
S. I. MELNIK   +5 more
doaj   +1 more source

Augmentation therapy with human alpha-1-proteinase inhibitor reduces exacerbations in patient with bronchiectasis and alpha-1-antitrypsin deficiency

open access: yesRespiratory Medicine Case Reports, 2022
Alpha-1-antitrypsin deficiency (AATD) is a rare cause of noncystic fibrosis (CF) bronchiectasis. The benefits of augmentation therapy in patients with chronic obstructive pulmonary disease (COPD) and pulmonary emphysema are well established.
Emanuel Buck   +6 more
doaj   +1 more source

An antibody that prevents serpin polymerisation acts by inducing a novel allosteric behavior [PDF]

open access: yes, 2016
Serpins are important regulators of proteolytic pathways with an antiprotease activity that involves a conformational transition from a metastable to a hyperstable state. Certain mutations permit the transition to occur in the absence of a protease; when
Faull, Sarah V.   +14 more
core   +1 more source

The skeletal phenotype of chondroadherin deficient mice [PDF]

open access: yes, 2013
Chondroadherin, a leucine rich repeat extracellular matrix protein with functions in cell to matrix interactions, binds cells via their a2b1 integrin as well as via cell surface proteoglycans, providing for different sets of signals to the cell ...
A Franzen   +44 more
core   +8 more sources

Clinical features in patients with severe Alpha-1 antitrypsin deficiency due to rare genotypes

open access: yesPulmonology
Alpha-1 Antitrypsin Deficiency (AATD) is a co-dominant condition associated with an increased risk of lung and liver disease. Since it is commonly thought that 95% of severe cases of AATD have PI*ZZ genotype, most studies about AATD have been focused on ...
Ilaria Ferrarotti   +18 more
doaj   +1 more source

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