Results 81 to 90 of about 101,846 (359)

Photosensitive neurons in mollusks [PDF]

open access: yesArchives of Biological Sciences, 2005
In addition to regular photoreceptors, some invertebrates possess simple extra ocular photoreceptors. For ex­ample, the central ganglia of mollusks contain photosensitive neurons.
Kartelija Gordana   +2 more
doaj   +1 more source

New approaches to treating chronic obstructive pulmonary disease with Colla corii asini

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Colla corii asini improves chronic obstructive pulmonary disease (COPD) treatment through anti‐inflammatory, antioxidant, immune‐modulatory, and lung‐nourishing effects, addressing current therapeutic challenges via multitarget mechanisms. Abstract Chronic obstructive pulmonary disease (COPD) is one of the leading causes of death and disability ...
Wenchao Zhang   +5 more
wiley   +1 more source

Peptide/Antibody–Drug Conjugates for Therapeutic Applications in Inflammatory Disease

open access: yesAdvanced NanoBiomed Research, EarlyView.
Peptide/antibody–drug conjugates (PADCs) combine ligand specificity and cleavable linkers to deliver drugs precisely to disease sites with minimal toxicity. While current approvals focus on oncology, this review examines their untapped potential in inflammatory diseases, detailing mechanisms of targeted delivery and highlighting advances that position ...
Yeongji Jang   +5 more
wiley   +1 more source

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

Anti‐platelet therapy: phosphodiesterase inhibitors [PDF]

open access: yesBritish Journal of Clinical Pharmacology, 2011
Inhibition of platelet aggregation can be achieved either by the blockade of membrane receptors or by interaction with intracellular signalling pathways. Cyclic adenosine 3′,5′‐monophosphate (cAMP) and cyclic guanosine 3′,5′‐monophosphate (cGMP) are two critical intracellular second messengers provided with strong inhibitory activity on fundamental ...
GRESELE, Paolo   +2 more
openaire   +4 more sources

Activin A–Activated ALK4 Induces Pathogenic Th17‐Involved Endothelial–Mesenchymal Transition in Systemic Lupus Erythematosus–Associated Pulmonary Arterial Hypertension

open access: yesArthritis &Rheumatology, EarlyView.
Objective Autoimmune diseases, such as systemic lupus erythematosus (SLE), are associated with pulmonary arterial hypertension (PAH), a condition that can lead to heart failure. However, whether T cells also contribute to the occurrence of PAH in SLE has not been clarified.
Shuliang Jing   +9 more
wiley   +1 more source

Phosphodiesterase inhibitors as adjunctive therapies for tuberculosis

open access: yesEBioMedicine, 2016
Mycobacterium tuberculosis (Mtb) is one of the most successful human pathogens, and a key mechanism in its virulence arsenal is its ability to influence host immune responses to its advantage. In recent years it has become clear that one such mechanism pivots on bacterial-derived, secreted small molecules that are released from the intracellular ...
William R. Bishai, Bintou Ahmadou Ahidjo
openaire   +4 more sources

Development and Validation of a High‐Throughput Screening Assay for the Legionella ADP‐Ribosyl Transferase SdeA

open access: yesChemBioChem, EarlyView.
We show the optimization and application of a fluorogenic assay to monitor Legionella SdeA activity in a High‐Throughput‐Screening campaign. Ubiquitination of proteins is one of the most crucial post‐translational modifications in eukaryotic cells, typically involving conjugation of ubiquitin to a lysine residue in a substrate using a three‐enzyme ...
Halana C. Vlaming   +6 more
wiley   +1 more source

Nitric Oxide Signaling in Heart Failure With Preserved Ejection Fraction

open access: yesJACC: Basic to Translational Science, 2017
Summary: There has been considerable focus on the potential role of nitric oxide (NO) and phosphodiesterase (PDE)-5 inhibition in treating heart failure with preserved ejection fraction (HFpEF). However, the results from studies have been conflicting. In
Lucas Cruz, MD, John J. Ryan, MD
doaj   +1 more source

PHARMACOLOGY OF PHOSPHODIESTERASE‐5 INHIBITORS

open access: yesInternational Journal of Clinical Practice, 2002
SUMMARYThe clinical properties (efficacy and safety profile) of a medicine are related not only to its mode of action, but also to its selectivity for its target (usually a receptor or enzyme) and are also influenced by its pharmacokinetic properties (absorption, distribution, metabolism and elimination).
J D, Corbin, S H, Francis
openaire   +2 more sources

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