Results 31 to 40 of about 2,980,721 (284)

All About (NK Cell-Mediated) Death in Two Acts and an Unexpected Encore: Initiation, Execution and Activation of Adaptive Immunity

open access: yesFrontiers in Immunology, 2022
NK cells are key mediators of immune cell-mediated cytotoxicity toward infected and transformed cells, being one of the main executors of cell death in the immune system.
Ariel Ramírez-Labrada   +24 more
doaj   +1 more source

Death receptor signals to the mitochondria [PDF]

open access: yesCancer Biology & Therapy, 2004
Apoptosis is the best-characterized form of programmed cell death (PCD) and is of fundamental importance in tissue homeostasis. In mammalian systems, there are two major pathways that are involved in the initiation of apoptosis: the "extrinsic" death receptor pathway and the "intrinsic" mitochondrial pathway.
Khosravi-Far, Roya, Esposti, Mauro Degli
openaire   +2 more sources

Volatile oil of Teucrium alopecurus sensitizes colon cancer cells to TRAIL-induced cell death

open access: yesFrontiers in Bioscience-Scholar, 2021
TNF-related apoptosis-inducing ligand (TRAIL/Apo2L), a member of cytokine family, is known to selectively induce apoptosis in cancer cells. However, developing resistance to TRAIL is a major obstacle in cancer therapy.
Fatma Guesmi   +7 more
doaj   +1 more source

Oxaliplatin resistance in colorectal cancer enhances TRAIL sensitivity via death receptor 4 upregulation and lipid raft localization

open access: yeseLife, 2021
Colorectal cancer (CRC) remains a leading cause of cancer death, and its mortality is associated with metastasis and chemoresistance. We demonstrate that oxaliplatin-resistant CRC cells are sensitized to TRAIL-mediated apoptosis.
Joshua D Greenlee   +6 more
doaj   +1 more source

Contribution of receptors to 'Neisseria meningitidis' interactions with human macrophages [PDF]

open access: yes, 2004
N. meningitidis is a gram-negative human pathogen that invades human cells, evades immune responses and goes on to cause meningococcal disease, sepsis and death.
Abdillahi, Fatumo Abdi
core   +3 more sources

TRAF2 Controls Death Receptor-Induced Caspase-8 Processing and Facilitates Proinflammatory Signaling

open access: yesFrontiers in Immunology, 2019
Tumor necrosis factor (TNF) receptor associated factor-2 (TRAF2) knockout (KO) cells were generated to investigate the role of TRAF2 in signaling by TNFR1 and the CD95-type death receptors (DRs) TRAILR1/2 and CD95.
Jennifer Kreckel   +4 more
doaj   +1 more source

Life and death by death receptors

open access: yesThe FASEB Journal, 2009
ABSTRACT Death receptors are members of the tumor necrosis factor receptor superfamily characterized by a cytoplasmic region known as the “death domain” that enables the receptors to initiate cytotoxic signals when engaged by cognate ligands. Binding to the ligand results in receptor aggregation and recruitment of
Maria Eugenia, Guicciardi   +1 more
openaire   +3 more sources

Differential activation of JNK1 isoforms by TRAIL receptors modulate apoptosis of colon cancer cell lines [PDF]

open access: yes, 2009
Tumour necrosis factor-related apoptosis-inducing ligand (TRAIL) induces apoptosis on binding to its receptors, death receptor 4 and 5 (DR4, DR5).
M Keane   +11 more
core   +1 more source

Microsatellite instability, KRAS mutations and cellular distribution of TRAIL-receptors in early stage colorectal cancer. [PDF]

open access: yes, 2012
Thus, we evaluated the immunofluorescence pattern of TRAIL-receptors and E-cadherin to assess the fraction of membrane-bound TRAIL-receptors in 231 selected patients with early-stage CRC undergoing surgical treatment only.
Göke, Burkhard   +32 more
core   +2 more sources

Targeting the Interaction of GABAB Receptors With CHOP After an Ischemic Insult Restores Receptor Expression and Inhibits Progressive Neuronal Death

open access: yesFrontiers in Pharmacology, 2022
GABAB receptors control neuronal excitability via slow and prolonged inhibition in the central nervous system. One important function of GABAB receptors under physiological condition is to prevent neurons from shifting into an overexcitation state which ...
Musadiq A. Bhat   +6 more
doaj   +1 more source

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