Results 71 to 80 of about 25,568 (180)

Phospholipase C Produced by Clostridium botulinum Types C and D:Comparison of Gene, Enzymatic, and Biological Activities with Those of Clostridium perfringens Alpha-toxin [PDF]

open access: yes, 2013
Clostridium botulinum type C and D strains recently have been found to produce PLC on egg yolk agar plates. To characterize the gene, enzymatic and biological activities of C.
Fatmawati, Ni Nengah Dwi   +8 more
core   +1 more source

Immunomodulatory effects of photodynamic therapy for skin cancer: Potential strategies to improve treatment efficacy and tolerability

open access: yesPhotochemistry and Photobiology, EarlyView.
Photodynamic therapy (PDT) is a nonscarring treatment modality that is widely used for skin cancers and early squamous precursor lesions. PDT was previously thought to work primarily by killing cancer cells directly (via apoptosis or necrosis). However, more recent work indicates that a significant mechanism for PDT is the stimulation of anti‐cancer ...
Mark P. Ortenzio   +4 more
wiley   +1 more source

Sphingolipids in Major Depression

open access: yesNeurosignals, 2015
Major depression is one of the most common and severe diseases affecting the world's population. However, the pathogenesis of the disease remains inadequately defined.
Peter L. Jernigan   +6 more
doaj   +1 more source

Lack of Acid Sphingomyelinase Induces Age-Related Retinal Degeneration. [PDF]

open access: yesPLoS ONE, 2015
Mutations of acid sphingomyelinase (ASMase) cause Niemann-Pick diseases type A and B, which are fatal inherited lipid lysosomal storage diseases, characterized with visceral organ abnormalities and neurodegeneration.
Bill X Wu   +6 more
doaj   +1 more source

On the role of bioactive sphingolipids and their metabolizing enzymes in cancer [PDF]

open access: yes, 2017
Ceramide is a family of closely related molecules, which are presumed to be in the center of sphingolipid metabolism. Among sphingolipid metabolites, several ceramide subspecies and sphingosine induce apoptosis, cell cycle arrest and death, whereas ...
Ahmed, Dilruba
core   +1 more source

Possible involvement of keratinocyte‐derived microvesicle particles in human photosensitivity disorders

open access: yesPhotochemistry and Photobiology, EarlyView.
In this model, ROS generated by UVB result in PAFR agonists acting upon the PAFR resulting in MVP generation release via the enzyme aSMase. In photosensitivity, there are increased ROS, resulting in augmented PAF agonists and increased MVP release. This process can be blocked by aSMase inhibitors.
Risha Annamraju   +13 more
wiley   +1 more source

Inflammation Combined with Ischemia Produces Myelin Injury and Plaque-Like Aggregates of Myelin, Amyloid-β and AβPP in Adult Rat Brain. [PDF]

open access: yes, 2015
BackgroundIschemia, white matter injury, and Alzheimer's disease (AD) pathologies often co-exist in aging brain. How one condition predisposes to, interacts with, or perhaps causes the others remains unclear.ObjectivesTo better understand the link ...
Ander, Bradley P   +7 more
core  

TRPV1 channels are critical brain inflammation detectors and neuropathic pain biomarkers in mice [PDF]

open access: yes, 2017
The capsaicin receptor TRPV1 has been widely characterized in the sensory system as a key component of pain and inflammation. A large amount of evidence shows that TRPV1 is also functional in the brain although its role is still debated.
Chiurchiù, Valerio   +16 more
core   +3 more sources

Inhibition of PLA2G15 Alleviates Palmitic Acid‐Induced Lysosomal Membrane Permeabilization in Human Nucleus Pulposus Cells During Intervertebral Disc Degeneration

open access: yesJOR SPINE, Volume 9, Issue 2, June 2026.
LMP is responsible for lysosomal dysfunction in IDD. The lipid composition changes in the lysosomal membrane, mediated by PLA2G15, are the cause of LMP. The C/EBPα significantly promotes PLA2G15 expression under PA overload stress. Inhibition of PLA2G15 alleviates PA‐induced LMP by inhibiting the hydrolysis of lysosomal membrane phospholipids. ABSTRACT
Liqun Duan   +7 more
wiley   +1 more source

The role of membrane lipids in the induction of macrophage apoptosis by microparticles [PDF]

open access: yes, 2018
Microparticles are membrane-derived vesicles that are released from cells during activation or cell death. These particles can serve as mediators of intercellular cross-talk and induce a variety of cellular responses.
Distler, Jörg   +8 more
core  

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