Read by QxMD icon Read


Peter Riško, Jan Pláteník, Richard Buchal, Jana Potočková, Pavel J Kraml
BACKGROUND AND AIMS: The increased iron level and the labile iron pool (LIP) in circulating monocytes are connected to a higher frequency of cardiovascular events. METHODS: The study investigates the relationship between LIP in circulating monocytes and markers of iron metabolism and atherosclerosis (inflammation, oxidative stress, endothelial dysfunction and arterial elasticity) in long-term blood donors and non-donor volunteers. RESULTS: We found that donors had significantly higher LIP values than the control group (1...
March 3, 2018: Atherosclerosis
Robert D Johnson, Patrizia Camelliti
The heart is a complex organ composed of multiple cell types, including cardiomyocytes and different non-myocyte populations, all working closely together to determine the hearts properties and maintain normal cardiac function. Connexins are abundantly expressed proteins that form plasma membrane hemichannels and gap junctions between cells. Gap junctions are intracellular channels that allow for communication between cells, and in the heart they play a crucial role in cardiac conduction by coupling adjacent cardiomyocytes...
March 15, 2018: International Journal of Molecular Sciences
Corinna Schmitz, Heidi Noels, Omar El Bounkari, Eva Straussfeld, Remco T A Megens, Marieke Sternkopf, Setareh Alampour-Rajabi, Christine Krammer, Pathricia V Tilstam, Norbert Gerdes, Christina Bürger, Aphrodite Kapurniotu, Richard Bucala, Joachim Jankowski, Christian Weber, Jürgen Bernhagen
The inflammatory cytokine macrophage migration-inhibitory factor (MIF) promotes atherosclerosis via lesional monocyte and T-cell recruitment. B cells have emerged as important components in atherogenesis, but the interaction between MIF and B cells in atherogenesis is unknown. Here, we investigated the atherosclerotic phenotype of Mif-gene deletion in Apoe-/- mice. Apoe-/- Mif-/- mice on a Western-diet exhibited strongly reduced atherosclerotic lesions in brachiocephalic artery (BC) and abdominal aorta compared with controls...
March 15, 2018: FASEB Journal: Official Publication of the Federation of American Societies for Experimental Biology
Hui Zhu, Zhixing Li, Jinglei Lv, Renliang Zhao
OBJECTIVE: Cerebral small vessel disease (CSVD) describes a syndrome of neuroimaging, pathological, and associated clinical features caused by small intracranial vascular lesions, which commonly coexists with large artery atherosclerosis (LAA) and has been identified as a major cause of motor impairment over time. In this review, we aim to summarize the relationship between CSVD and LAA, and discuss the effects of CSVD on the clinical outcome of patients with ischemic stroke caused by LAA...
March 15, 2018: Neurological Research
Wengao Jiang, Qiang Tang, Lei Zhang, Yinxue Chao, Bing Hong
OBJECTIVE: Recent studies have indicated the implication of C1q tumour necrosis factor-related protein 9 in vascular pathology of atherosclerosis. This study first investigated the association of C1q tumour necrosis factor-related protein 9 and the severity of lower extremity peripheral arterial disease in type 2 diabetes mellitus patients. METHODS: A total of 200 patients with type 2 diabetes mellitus had ankle-brachial index examined in this cross-sectional study, 60 patients with ankle-brachial index of ⩽0...
March 1, 2018: Diabetes & Vascular Disease Research
Alessandra Nerviani, Daniele Mauro
Systemic lupus erythematosus (SLE) is characterised by increased mortality secondary to cardiovascular diseases (CVD). Despite being common in SLE, traditional cardiovascular risk factors cannot entirely justify such increase in CVD-associated mortality. The endothelium is a key regulator of the vascular homeostasis; lupus-associated persistent systemic inflammation may impair endothelium functionality, thus initiating a cascade of events that, in concert with traditional CVD-risk factors, leads to atherosclerosis development and progression...
March 13, 2018: Reviews on Recent Clinical Trials
Francesco Caso, Marco Tasso, Pasquale Ambrosino, Matteo Nicola, Dario Di Minno, Roberta Lupoli, Livio Criscuolo, Paolo Caso, Francesco Ursini, Antonio Del Puente, Raffaele Scarpa, Luisa Costa, Rosario Peluso
BACKGROUND: Psoriatic arthritis is a chronic inflammatory arthropathy that affects 14%-30% of patients with skin and/or nail psoriasis and leading to severe physical limitations and disability. It has been included in the group of spondyloarthropathy with which it shares clinical, radiologic, and serologic features in addition to familial and genetic relationship. Beyond skin and joint involvement, psoriatic arthritis is characterized by a high prevalence of extra-articular manifestation and comorbidities, such as autoimmune, infectious and neoplastic diseases...
March 13, 2018: Reviews on Recent Clinical Trials
Asim Badar, Zarina Arif, Khursheed Alam
Carbamylation (or carbamoylation) is a non-enzymatic modification of biomolecules mediated by cyanate, a dissociation product of urea. Proteins are more sensitive to carbamylation. Two major sites of carbamylation reaction are: Nα -amino moiety of a protein N-terminus and the Nɛ -amino moiety of proteins' lysine residues. In kidney diseases, urea accumulates and the burden of carbamylation increases. This may lead to alteration in the structure and function of many important proteins relevant in maintenance of homeostasis...
March 15, 2018: IUBMB Life
Fernando Pedro de Souza-Neto, Melissa Carvalho Santuchi, Mario de Morais E Silva, Maria José Campagnole-Santos, Rafaela Fernandes da Silva
PURPOSE OF REVIEW: The purpose of this review was to summarize the current knowledge on the role of angiotensin-(1-7) [Ang-(1-7)] and alamandine in experimental hypertension and atherosclerosis. RECENT FINDINGS: The renin-angiotensin system (RAS) is a very complex system, composed of a cascade of enzymes, peptides, and receptors, known to be involved in the pathogenesis of hypertension and atherosclerosis. Ang-(1-7), identified and characterized in 1987, and alamandine, discovered 16 years after, are the newest two main effector molecules from the RAS, protecting the vascular system against hypertension and atherosclerosis...
March 14, 2018: Current Hypertension Reports
Laura Lopez-Sanz, Susana Bernal, Carlota Recio, Iolanda Lazaro, Ainhoa Oguiza, Ana Melgar, Luna Jimenez-Castilla, Jesus Egido, Carmen Gomez-Guerrero
Oxidative stress resulting from excessive production of reactive oxygen species (ROS) or impaired antioxidant defenses is closely related to the development of diabetic vascular complications, including nephropathy and atherosclerosis. Chronic activation of Janus kinase/Signal transducer and activator of transcription (JAK/STAT) signaling pathway contributes to diabetic complications by inducing expression of genes involved in cell proliferation, fibrosis, inflammation, and oxidative stress. Suppressors of cytokine signaling (SOCS) family of endogenous JAK/STAT regulators is an attractive target for therapeutic intervention...
March 14, 2018: Laboratory Investigation; a Journal of Technical Methods and Pathology
Antoine Abou Jaoude, Lise Badiqué, Mohamed Mlih, Sara Awan, Sunning Guo, Alexandre Lemle, Clauda Abboud, Sophie Foppolo, Lionel Host, Jérôme Terrand, Hélène Justiniano, Joachim Herz, Rachel L Matz, Philippe Boucher
ShcA is an adaptor protein that binds to the cytoplasmic tail of receptor tyrosine kinases and of the Low Density Lipoprotein-related receptor 1 (LRP1), a trans-membrane receptor that protects against atherosclerosis. Here, we examined the role of endothelial ShcA in atherosclerotic lesion formation. We found that atherosclerosis progression was markedly attenuated in mice deleted for ShcA in endothelial cells, that macrophage content was reduced at the sites of lesions, and that adhesion molecules such as the intercellular adhesion molecule-1 (ICAM-1) were severely reduced...
March 14, 2018: Scientific Reports
Stefan Roth, Vikramjeet Singh, Steffen Tiedt, Lisa Schindler, Georg Huber, Arie Geerlof, Daniel J Antoine, Antoine Anfray, Cyrille Orset, Maxime Gauberti, Antoine Fournier, Lesca M Holdt, Helena Erlandsson Harris, Britta Engelhardt, Marco E Bianchi, Denis Vivien, Christof Haffner, Jürgen Bernhagen, Martin Dichgans, Arthur Liesz
Stroke induces a multiphasic systemic immune response, but the consequences of this response on atherosclerosis-a major source of recurrent vascular events-have not been thoroughly investigated. We show that stroke exacerbates atheroprogression via alarmin-mediated propagation of vascular inflammation. The prototypic brain-released alarmin high-mobility group box 1 protein induced monocyte and endothelial activation via the receptor for advanced glycation end products (RAGE)-signaling cascade and increased plaque load and vulnerability...
March 14, 2018: Science Translational Medicine
Sarah A Aroner, Manja Koch, Kenneth J Mukamal, Jeremy D Furtado, James H Stein, Matthew C Tattersall, Robyn L McClelland, Majken K Jensen
BACKGROUND: Apolipoprotein C-III (apoC-III), a small proinflammatory protein present on 6% to 7% of high-density lipoprotein (HDL) particles, defines a subspecies of HDL adversely associated with coronary heart disease in primarily white cohorts. In a multi-ethnic population free of clinical cardiovascular disease, we evaluated the relationship between apoC-III-defined HDL subspecies and subclinical markers of atherosclerotic pathology. METHODS AND RESULTS: We investigated cross-sectional associations between apolipoprotein A-I concentrations of apoC-III-defined HDL subspecies, measured via ELISA and imaging measures of subclinical atherosclerosis, among 4659 participants in the MESA (The Multi-Ethnic Study of Atherosclerosis) at baseline (2000-2002)...
March 14, 2018: Journal of the American Heart Association
Kayo Kurotani, Palitha Karunapema, Kapila Jayaratne, Masao Sato, Takuya Hayashi, Hiroshi Kajio, Shoji Fukuda, Hisao Hara, Osamu Okazaki, Achala Upendra Jayatilleke, Daisuke Nonaka, Mitsuhiko Noda, Tetsuya Mizoue
The differences in the morbidity and mortality of cardiovascular diseases between Sri Lankan and Japanese populations might be explained by the differences in their diet, especially fat. To test the hypothesis that the fatty acid (FA) compositions differ between Sri Lankan and Japanese populations and that high concentrations of n-3 polyunsaturated FAs and linoleic acid are associated with a low level of arteriosclerosis, the authors compared the circulating FA compositions between Sri Lankan and Japanese populations and examined the association of the circulating FA composition with arterial stiffness in each population...
February 2018: Nutrition Research
Fred Stephen Sarfo, Osei Sarfo-Kantanka, Sheila Adamu, Vida Obese, Jennifer Voeks, Raelle Tagge, Vipin Sethi, Bruce Ovbiagele
BACKGROUND: There is an unprecedented rise in the prevalence of stroke in sub-Saharan Africa (SSA). Secondary prevention guidelines recommend that antihypertensive, statin and antiplatelet therapy be initiated promptly after ischemic stroke and adhered to in a persistent fashion to achieve optimal vascular-risk reduction. However, these goals are seldom realized in routine clinical care settings in SSA due to logistical challenges. We seek to assess whether a polypill containing fixed doses of three antihypertensive agents, a statin and antiplatelet therapy taken once daily per os for 12 months among recent stroke survivors would result in carotid intimal thickness regression compared with usual care (UC)...
March 14, 2018: Trials
Marta Scatena, Melissa F Jackson, Mei Y Speer, Elizabeth M Leaf, Mary C Wallingford, Cecilia M Giachelli
OBJECTIVE: Calcific aortic valve disease (CAVD) is a major cause of aortic stenosis (AS) and cardiac insufficiency. Patients with type II diabetes mellitus (T2DM) are at heightened risk for CAVD, and their valves have greater calcification than nondiabetic valves. No drugs to prevent or treat CAVD exist, and animal models that might help identify therapeutic targets are sorely lacking. To develop an animal model mimicking the structural and functional features of CAVD in people with T2DM, we tested a diabetogenic, procalcific diet and its effect on the incidence and severity of CAVD and AS in the, LDLr-/- ApoB100/100 mouse model...
February 15, 2018: Cardiovascular Pathology: the Official Journal of the Society for Cardiovascular Pathology
Antonio Micari, Roberto Nerla, Alberto Cremonesi
No abstract text is available yet for this article.
February 2018: Journal of Cardiovascular Medicine
Paolo Gresele
No abstract text is available yet for this article.
February 2018: Journal of Cardiovascular Medicine
Kavitha Gopalan, Surjit Singh, Pandiarajan Vignesh, Anju Gupta, Manojkumar Rohit, Savita Verma Attri
BACKGROUND: Kawasaki disease (KD) has a predilection to involve coronary arteries, leading to several long-term cardiovascular sequelae. Apart from coronary artery abnormalities, children with KD are also prone to develop premature atherosclerosis, endothelial dysfunction, and lipid abnormalities. Some of these complications may occur even in children who have received appropriate treatment with intravenous immunoglobulin in the acute phase. METHODS: In 2009, we had studied carotid intima-media thickness (cIMT) and lipid profile in 27 children with KD at least 1 year after the acute episode...
March 13, 2018: Journal of Clinical Rheumatology: Practical Reports on Rheumatic & Musculoskeletal Diseases
Pasquale Pignatelli, Danilo Menichelli, Daniele Pastori, Francesco Violi
The role of oxidative stress in the onset and progression of atherosclerosis and its impact on the development of cardiovascular events has been widely described. Thus, an increased oxidative stress has been described in several atherosclerotic risk factors, such as hypertension, dyslipidaemia, peripheral artery disease, metabolic syndrome, diabetes and obesity. Among others, specific oxidative pathways involving both pro-oxidant and antioxidant enzymes seem to play a major role in the production of reactive oxidant species (ROS), such as NADPH oxidase, myeloperoxidase, superoxide dismutase, glutathione peroxidase...
March 14, 2018: Kardiologia Polska
Fetch more papers »
Fetching more papers... Fetching...
Read by QxMD. Sign in or create an account to discover new knowledge that matter to you.
Remove bar
Read by QxMD icon Read

Search Tips

Use Boolean operators: AND/OR

diabetic AND foot
diabetes OR diabetic

Exclude a word using the 'minus' sign

Virchow -triad

Use Parentheses

water AND (cup OR glass)

Add an asterisk (*) at end of a word to include word stems

Neuro* will search for Neurology, Neuroscientist, Neurological, and so on

Use quotes to search for an exact phrase

"primary prevention of cancer"
(heart or cardiac or cardio*) AND arrest -"American Heart Association"