Results 1 to 10 of about 41,280 (164)

Antileukemic Activity of hsa-miR-203a-5p by Limiting Glutathione Metabolism in Imatinib-Resistant K562 Cells [PDF]

open access: yesCurrent Issues in Molecular Biology, 2022
Imatinib has been the first and most successful tyrosine kinase inhibitor (TKI) for chronic myeloid leukemia (CML), but many patients develop resistance to it after a satisfactory response. Glutathione (GSH) metabolism is thought to be one of the factors
Priyanka Singh   +3 more
doaj   +2 more sources

Acylphosphatase is involved in differentiation of K562 cells [PDF]

open access: yesCell Death and Differentiation, 1997
The level of both isoforms of acylphosphatase was evaluated in the human erythroleukemia K562 cell line during differentiation. K562 cells were treated with PMA, which induces megakaryocytic differentiation, and with aphidicolin or hemin, which stimulate erythrocytic differentiation. While the MT isoform showed an average 10-fold increase independently
Paola Chiarugi   +2 more
exaly   +4 more sources

Effects of P-Glycoprotein and Its Inhibitors on Apoptosis in K562 Cells

open access: yesMolecules, 2014
P-glycoprotein (P-gp) is a major factor in multidrug resistance (MDR) which is a serious obstacle in chemotherapy. P-gp has also been implicated in causing apoptosis of tumor cells, which was shown to be another important mechanism of MDR recently.
Yaqiong Zu   +4 more
doaj   +3 more sources

CD52 is a novel target for the treatment of FLT3-ITD-mutated myeloid leukemia

open access: yesCell Death Discovery, 2021
Internal tandem duplication (ITD) of FMS-like tyrosine kinase 3 (FLT3) confers poor prognosis and is found in approximately 25% of cases of acute myeloid leukemia (AML).
Sivasundaram Karnan   +20 more
doaj   +1 more source

X-ray-irradiated K562 feeder cells for expansion of functional CAR-T cells

open access: yesBiochemistry and Biophysics Reports, 2023
Immunotherapy, particularly CAR-T therapy has recently emerged as an innovator for cancer treatment. Gamma-irradiated K562 cells is a common and effective method to stimulated CAR-T cells prior to treatment.
Khac Cuong Bui   +12 more
doaj   +1 more source

Modulation of p-glycoprotein-mediated efflux pirarubicin in living multidrug-resistant K562/Dox cell lines by 4-hydroxybenzoic acid and 4-hydroxy-3-methoxybenzoic acid via impairment of the cellular energetic state

open access: yesToxicology Reports, 2022
The objective was to investigate the effect of 4-hydroxybenzoic acid (4-HBA) and 4-hydroxy-3-methoxybenzoic acid (Vanillic acid, VA) on p-glycoprotein (P-gp) activity in multidrug-resistant K562/Dox cancer cells.
Ohnmar Myint   +5 more
doaj   +1 more source

Two lymphoid cell lines potently silence unintegrated HIV-1 DNAs

open access: yesRetrovirology, 2022
Mammalian cells mount a variety of defense mechanisms against invading viruses to prevent or reduce infection. One such defense is the transcriptional silencing of incoming viral DNA, including the silencing of unintegrated retroviral DNA in most cells ...
Franziska K. Geis   +2 more
doaj   +1 more source

Iterative endocytosis of transferrin by K562 cells [PDF]

open access: yesBiochemical Journal, 1994
The effect of iron on the exocytosis of transferrin by K562 cells was studied by first allowing the cells to endocytose apotransferrin or diferric transferrin. Subsequent release of the apotransferrin was very rapid with a t 1/2 of 3.01 min, compared with 5.5 min for diferric transferrin.
S P, Young, A, Bomford
openaire   +2 more sources

Proteomic Analysis of Quercetin-Treated K562 Cells [PDF]

open access: yesInternational Journal of Molecular Sciences, 2019
Among natural products under investigation for their additive potential in cancer prevention and treatment, the flavonoid quercetin has received attention for its effects on the cell cycle arrest and apoptosis. In the past, we addressed this issue in K562 cells, a cellular model of the human chronic myeloid leukemia.
Brisdelli F.   +7 more
openaire   +2 more sources

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