Results 91 to 100 of about 471,706 (342)

Methylprednisolone inhibits the alternative and amplification pathways of complement [PDF]

open access: yesInfection and Immunity, 1982
Methylprednisolone sodium succinate limited the ability of zymosan or lipopolysaccharide to activate complement in normal serum by the alternative amplification pathways. Methylprednisolone limited B consumption in a reaction mixture which contained purified C3b, D, and B, indicating that soluble steroid directly inhibited the amplification pathway ...
J M Weiler, B D Packard
openaire   +3 more sources

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

Mutations in the alternative complement pathway in multiple myeloma patients with carfilzomib-induced thrombotic microangiopathy

open access: yesBlood Cancer Journal, 2023
Thrombotic microangiopathy (TMA) has been reported to occur in multiple myeloma (MM) patients in association with treatment with carfilzomib, an irreversible proteasome inhibitor (PI).
Maria Moscvin   +16 more
doaj   +1 more source

Self-Damage Caused by Dysregulation of the Complement Alternative Pathway: Relevance of the Factor H Protein Family

open access: yesFrontiers in Immunology, 2018
The alternative pathway is a continuously active surveillance arm of the complement system, and it can also enhance complement activation initiated by the classical and the lectin pathways.
P. Sánchez-Corral   +3 more
semanticscholar   +1 more source

Activation of the Alternative Complement Pathway by Fungal Melanins [PDF]

open access: yesClinical and Vaccine Immunology, 2002
ABSTRACTMelanins are complex biological pigments formed by the oxidative polymerization of phenolic and/or indolic compounds. These pigments have been implicated in the pathogenesis of some microbial infections, malignancies, degenerative disorders, and autoimmune diseases.
Ángel L. Rosas   +6 more
openaire   +3 more sources

Ischemia and reperfusion injury in kidney transplantation : relevant mechanisms in injury and repair [PDF]

open access: yes, 2020
Ischemia and reperfusion injury (IRI) is a complex pathophysiological phenomenon, inevitable in kidney transplantation and one of the most important mechanisms for non- or delayed function immediately after transplantation.
Berger, Stefan P.   +7 more
core   +2 more sources

Evaluation of KRAS and NRAS mutations in metastatic colorectal cancer: an 8‐year study of 10 754 patients in Turkey

open access: yesMolecular Oncology, EarlyView.
This nationwide study evaluated KRAS and NRAS mutations in 10 754 Turkish patients with metastatic colorectal cancer. The results revealed a mutation frequency of 51.1%, with 46.6% having KRAS mutations, 4.5% having NRAS mutations, and 48.5% being wild‐type for both.
Gozde Kavgaci   +6 more
wiley   +1 more source

The role of the alternative pathway of complement activation in glomerular diseases

open access: yesClinical and Experimental Medicine (Testo stampato), 2018
The complement system (CS) has recently been recognized as a bridge between innate and adaptive immunity that constitutes a very complex mechanism controlling the clearance of pathogens, cellular debris, and immune complexes.
Emilia Łukawska   +2 more
semanticscholar   +1 more source

Activation of the alternative complement pathway by Sporothrix schenckii [PDF]

open access: yesInfection and Immunity, 1986
We studied the activation of complement by Sporothrix schenckii yeast cells. Total complement activity, and the effect of various activators on this activity, were assayed on aliquots of fresh nonimmune human serum with and without prior treatment with chelators.
H G Muchmore, E N Scott, D P Fine
openaire   +3 more sources

Loss of proton‐sensing GPR4 reduces tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
G protein‐coupled receptor 4 (GPR4) is a pH‐sensing receptor activated by acidic pH. GPR4 expression is increased in patients with inflammatory bowel disease who are at high risk of developing colorectal cancer. In mouse models, loss of GPR4 attenuated tumor progression. This correlated with increased IL2 and natural killer cell activity.
Leonie Perren   +16 more
wiley   +1 more source

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