Results 41 to 50 of about 228,991 (253)

Complement C3a and C5a receptor blockade modulates regulatory T cell conversion in head and neck cancer

open access: yesJournal for ImmunoTherapy of Cancer, 2021
Background Resistance to therapy is a major problem in treating head and neck squamous cell carcinomas (HNSCC). Complement system inhibition has been shown to reduce tumor growth, metastasis, and therapeutic resistance in other tumor models, but has yet ...
Emily K Kleczko   +2 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

An Excretory Protein of Echinococcus multilocularis Inhibits Complement Classical Pathway Activation

open access: yesInfection and Drug Resistance, 2022
Yiwen Qiu, Shu Shen, Yi Yang, Wentao Wang Department of Liver Surgery and Liver Transplantation Center, West China Hospital of Sichuan University, Chengdu, People’s Republic of ChinaCorrespondence: Wentao Wang, Department of Liver Surgery and Liver ...
Qiu Y, Shen S, Yang Y, Wang W
doaj  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Oversulfated chondroitin sulfate inhibits the complement classical pathway by potentiating C1 inhibitor. [PDF]

open access: yesPLoS ONE, 2012
Oversulfated chondroitin sulfate (OSCS) has become the subject of multidisciplinary investigation as a non-traditional contaminant in the heparin therapeutic preparations that were linked to severe adverse events.
Zhao-Hua Zhou   +4 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Inhibition of Complement by Heterologous Hemoglobin

open access: yesExperimental Biology and Medicine, 1962
Summary and conclusionsMeasurements of relative hemolytic activity of varying mixtures of complement, red cells, and hemolysin with added heterologous protein reveal inhibition or apparent partial complement fixation in the absence of known previous immunization. The added protein in these studies is either hemoglobin or human gamma globulin.
openaire   +2 more sources

Inhibition of human complement by β‐glycyrrhetinic acid [PDF]

open access: yesImmunology, 1997
Licorice, the root extract of Glycyrrhiza glabra L., is used as a medicine for various diseases. Anti‐inflammatory as well as anti‐allergic activities have been attributed to one of its main constituents, glycyrrhizin. These activities are mainly ascribed to the action of the aglycone, β‐glycyrrhetinic acid.
Kroes, B. H.   +5 more
openaire   +5 more sources

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