Results 51 to 60 of about 1,523,943 (289)

Modern views on the molecular and vascular mechanisms of preeclampsia

open access: yesUkrainian Scientific Medical Youth Journal, 2022
the article summarizes the arguments and counterarguments in the scientific discussion on the mechanisms of preeclampsia. The main purpose of this study is to summarize information about the molecular and vascular mechanisms of preeclampsia.
Tetiana Shumilina, Yaroslava Slyvka
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Pulmonary vasoconstrictor reactivity following intermittent hypoxia [PDF]

open access: yes, 2009
Sleep apnea (SA) affects as many as 20% of the adult population in the United States. It elicits intermittent hypoxia (IH) and causes pulmonary hypertension (PH), however the mechanisms of this PH have not been well studied.
Snow, Jessica
core   +1 more source

Vasoplegia treatments: the past, the present, and the future

open access: yesCritical Care, 2018
Vasoplegia is a ubiquitous phenomenon in all advanced shock states, including septic, cardiogenic, hemorrhagic, and anaphylactic shock. Its pathophysiology is complex, involving various mechanisms in vascular smooth muscle cells such as G protein-coupled
Bruno Levy   +5 more
doaj   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Terlipressin-related Ischaemic Necrosis of the Skin: A Rare Complication

open access: yesEuropean Journal of Case Reports in Internal Medicine, 2019
Terlipressin is used for the treatment of bleeding oesophageal varices and hepatorenal syndrome in patients with cirrhosis. Adverse effects are usually minimal.
Sara Simões Macedo   +4 more
doaj   +1 more source

Beyond autonomy : the self and life of social agents

open access: yes, 2019
Agents have gained popularity nowadays as virtual assistants and companions of their human users supporting daily activities in many aspects of personal life.
Tan, Ah-Hwee, Subagdja, Budhitama
core   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

The efficacy of hyperbaric oxygen therapy for skin perfusion following peripheral tissue injury due to usage of inotropes and vasopressors: a case report [PDF]

open access: yesClinical and Experimental Emergency Medicine
Hyperbaric oxygen therapy (HBOT) has garnered significant attention as a therapeutic modality with potential benefits across a variety of medical conditions, ranging from wound healing and ischemic conditions to neurologic disorders and radiation-induced
Nien Hsiu Suen   +4 more
doaj   +1 more source

Responsiveness to Vasoconstrictor and Dilator Agents of Senescent Beagle Cerebral Arteries

open access: yesJapanese Journal of Pharmacology, 1986
With advancing age from 2 to 12 years, contractions of isolated beagle cerebral arteries mediated by histamine H1 and serotonin receptors increased, whereas those induced by noradrenaline and angiotensin II did not differ. Relaxations by vasodilator substances, such as prostaglandin (PG) I2, isoproterenol, adenosine and K+ (5 mM), and by stimulation of
SHIMIZU, Ikuko   +2 more
openaire   +3 more sources

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