Journal: Amino Acids

Article Title: Arginine deprivation affects glioblastoma cell adhesion, invasiveness and actin cytoskeleton organization by impairment of β-actin arginylation

doi: 10.1007/s00726-014-1857-1

Figure Lengend Snippet: Effect of arginine deprivation on glioblastoma cells. a Cell growth of U251 ( upper panel ) and U87 ( lower panel ) cells cultivated in control, -Arg, -Lys and conditions. b U251 cell viability assessed under deprivation and re-supplementation conditions, as indicated. Upper and lower panels , arginine and lysine re-supplementation, respectively. 100 %, the number of the viable cells at time 0. Data in a and b are means ± SD; *** and *Statistical relevance p < 0.001 and p < 0.05, respectively

Article Snippet: Human glioblastoma U251 MG (U251) and U87 MG (U87) cell lines were purchased from CLS Cell Lines Service (Germany) and monitored for correct genetic profile via microsatellite analyses according to a protocol described earlier (Peickert et al. ).

Techniques:

Journal: Amino Acids

Article Title: Arginine deprivation affects glioblastoma cell adhesion, invasiveness and actin cytoskeleton organization by impairment of β-actin arginylation

doi: 10.1007/s00726-014-1857-1

Figure Lengend Snippet: Arginine deprivation affects morphology of glioblastoma but not glia cells. a , b , d Rat glia, U251 and U87 cells stained with Alexa 488-phalloidin, respectively. c Micrographs of U251 cells attained with scanning electron microscope. Insets in a , b and d ~2–3× magnification of the marked areas . Bars , in a , b and d 50 μm, and in c 10 μm. e U251 cells stained with Alexa 488-phalloidin before and after re-supplementation with Arg or Lys up to 0.4 and 0.8 mM concentration, respectively. Arrows point to lamellipodia, arrowheads point to elongated cells

Article Snippet: Human glioblastoma U251 MG (U251) and U87 MG (U87) cell lines were purchased from CLS Cell Lines Service (Germany) and monitored for correct genetic profile via microsatellite analyses according to a protocol described earlier (Peickert et al. ).

Techniques: Staining, Microscopy, Concentration Assay

Journal: Amino Acids

Article Title: Arginine deprivation affects glioblastoma cell adhesion, invasiveness and actin cytoskeleton organization by impairment of β-actin arginylation

doi: 10.1007/s00726-014-1857-1

Figure Lengend Snippet: Arginine deprivation impairs cell motility. a , b Migration tracks of U251 and U87 cells, respectively. Upper panels in a and b tracks of 10 randomly chosen cells; center panels images of migrating cells, and lower panels values of migration rate and mean distance based on tracks shown in upper panels . Values are means ± SD. ***Statistical relevance p < 0.001

Article Snippet: Human glioblastoma U251 MG (U251) and U87 MG (U87) cell lines were purchased from CLS Cell Lines Service (Germany) and monitored for correct genetic profile via microsatellite analyses according to a protocol described earlier (Peickert et al. ).

Techniques: Migration

Journal: Amino Acids

Article Title: Arginine deprivation affects glioblastoma cell adhesion, invasiveness and actin cytoskeleton organization by impairment of β-actin arginylation

doi: 10.1007/s00726-014-1857-1

Figure Lengend Snippet: Arginine deprivation impairs cell migration and invasiveness. Transwell filters not covered ( a ), and covered with Matrigel ( b , c) were used for analyses. Upper and lower panels in a and b images of U251 and U87 stained cells, respectively, taken on the filter trans side. c Images of LN-229 cells, analyzed as in b . Analyses were performed for three independent experiments run in duplicates. d Images of GFP-expressing U251 cells found within the E13 organotypic brain slice. The images represent the confocal 12.3-μm z -section of the planar center of brain slices. Right panel the quantification of GFP-expressing U251 cells within the confocal center of the slice per view area. The quantitative data in a – d are presented as % of control. Values are means ± SD. ***Statistical relevance p < 0.001

Article Snippet: Human glioblastoma U251 MG (U251) and U87 MG (U87) cell lines were purchased from CLS Cell Lines Service (Germany) and monitored for correct genetic profile via microsatellite analyses according to a protocol described earlier (Peickert et al. ).

Techniques: Migration, Staining, Expressing, Slice Preparation

Journal: BMC Cancer

Article Title: Production and purification of methionine gamma-lyase from Iranian soil mulds: investigation of physicochemical properties and anticancer effects

doi: 10.1186/s12885-025-14754-0

Figure Lengend Snippet: Cell viability of transformed cell lines after 24 h treatment with purified MGL from P.falvigenom ; ( A ) MCF-7; ( B ) Hep G-2;( C ) U87MG and ( D )MOLT-4;( E ) Cytotoxicity of L-methioninase from P.falvigenom on the regular cell (HFB4)

Article Snippet: A variety of cell lines, including MCF7 (breast cancer), MOLT-4 (leukemia), Hep G2 (liver cancer), U87MG (human glioblastoma), and a regular human melanocyte cell line (HFB4), were obtained from the Pasteur Institute in Iran.

Techniques: Transformation Assay, Purification

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Evaluation of GS Rg1 Effect on the Viability and Proliferation of Human Glioblastoma U87-MG and U251-MG Cells using MTT and BrdU assays, Respectively. U87-MG(A and B) and U251-MG (C and D) cells were treated with 0, 5, 10 and 20 μM of GS Rg1 for 48 h, respectively. The viabilities were determined as percent compared to the controls. GS Rg1 inhibits proliferative properties of U87-MG and U251-MG cells in a concentration-dependent manner. The results are presented as mean ± SD from three independent experiments. (∗: p < 0.05, ∗∗: p < 0.01,and ∗∗∗: p < 0.001).

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Concentration Assay

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Inhibition of MMP-2 and MMP-9 mRNA expression and activity of Extracellular Cathepsin B by GS Rg1 in U87-MG and U251-MG Cells. MMP2 (A and D) and MMP9 (B and E) expression levels were evaluated by reverse transcription-quantitative PCR. GS Rg1 at concentrations 5, 10 and 20 μM inhibited mRNA expression of MMP-2 and MMP-9, respectively. (C and F) Evaluation of GS Rg1 effect on proteolytic activity of extracellular Cathepsin B secreted from U87-MG and U251-MG cell line. GS Rg1 at concentrations 5, 10 and 20 μM inhibited activity of cathepsin, respectively. The values are given as mean ± SD compared with the control (∗: p < 0.05, ∗∗: p < 0.01, ∗∗∗: p < 0.001 and ∗∗∗∗: p < 0.0001).

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Inhibition, Expressing, Activity Assay, Reverse Transcription, Real-time Polymerase Chain Reaction, Control

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Stimulation of Caspase-3 and Caspase-9 activity by GS Rg1 in U87-MG and U251-MG cells. (A and C) GS Rg1 increased activity of Caspase-3 in a concentration-dependent manner. (B and D) GS Rg1 increased activity of Caspase-9 in a concentration-dependent manner. The values are given as mean ± SD compared with the control (∗: p < 0.05, ∗∗: p < 0.01, and ∗∗∗: p < 0.001).

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Activity Assay, Concentration Assay, Control

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Effect of GS Rg1 on transcriptional expression of proteins involved in Survival of Glioblastoma Cells. Transcriptional expression of IKK2(A and G), survivin (B and H), c-Myc (C and I), hTERT (D and J), NEMO (NF-κB regulators) (E and K), STAT3(F and L) in U87-MG and U251-MG cell line, after treatment with GS Rg1 for 48 h. Data are shown as fold change in relative expression compared with HPRT1 on the basis of comparative Ct (2-ΔΔCt) method. Values are shown as mean ± SD. Statistically different values of ∗: p < 0.05, ∗∗: p < 0.01, ∗∗∗: p < 0.001 and ∗∗∗∗: p < 0.0001 are determined compared with the control.

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Expressing, Control

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Effect of GS Rg1 on transcriptional expression of proteins involved in apoptosis of Glioblastoma Cells. Transcriptional expression of Bax (A and I), Caspase-3 (B and J), Caspase-9 (C and K), Bcl-2 (D and L), Bax/Bcl-2 (E and M), Blf-1(F and N), Bcl-xl (G and O) and p21(H and P) in U87-MG and U251-MG cell line, after treatment with GS Rg1 for 48 h. Data are shown as fold change in relative expression compared with HPRT1 on the basis of comparative Ct (2-ΔΔCt) method. Values are shown as mean ± SD. Statistically different values of ∗: p < 0.05, ∗∗: p < 0.01, ∗∗∗: p < 0.001 and ∗∗∗∗: p < 0.0001 are determined compared with the control.

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Expressing, Control

Journal: Biochemistry and Biophysics Reports

Article Title: NF-κB signaling pathway mediates the anti-tumor effect of Ginsenoside Rg1 in glioblastoma

doi: 10.1016/j.bbrep.2026.102548

Figure Lengend Snippet: Effect of GS Rg1 on transcriptional expression of proteins involved in invasion and media pH change of Glioblastoma Cells. Transcriptional expression of MMP14 (A and G), Cathepsin B (B and H), uPA (C and I), uPAR (D and J), CA9 (E and K) and NHE1(F and L) in U87-MG and U251-MG cell line, after treatment with GS Rg1 for 48 h. Data are shown as fold change in relative expression compared with HPRT1 on the basis of comparative Ct (2-ΔΔCt) method. Values are shown as mean ± SD. Statistically different values of ∗: p < 0.05, ∗∗: p < 0.01, ∗∗∗: p < 0.001 and ∗∗∗∗: p < 0.0001 are determined compared with the control.

Article Snippet: The human glioma cell line U87-MG (U87 Malignant Glioma, #CL-0238; Wuhan, China) and U251-MG(U251 Malignant Glioma, #CL-0237; Wuhan, China) were obtained from Procell and cultured in Dulbecco's Modified Eagle's Medium (DMEM; Gibco, Grand Island, NY, USA) supplemented with 10% fetal bovine serum (Zhejiang Tianhang Biotechnology, Huzhou, China) and 1% antibiotics (Gibco), at 37 °C in a 5% CO 2 atmosphere.

Techniques: Expressing, Control

Journal: Animal Cells and Systems

Article Title: Combined inhibition of STAT and Notch signalling effectively suppresses tumourigenesis by inducing apoptosis and inhibiting proliferation, migration and invasion in glioblastoma cells

doi: 10.1080/19768354.2021.1942983

Figure Lengend Snippet: Activation of Jagged/Notch and STATs in different glioblastoma cell lines and expression correlation of different STATs with Jagged1 in glioblastoma patients. (A) Expression correlation of STAT3, STAT5A and STAT5B with Jagged1 was performed using a TCGA dataset pool of 530 GBM patients. STAT3 ( R = 0.348, P < 0.001), STAT5A ( R = 0.187, P < 0.001) and STAT5B ( R = 0.347, P < 0.001) expression levels significantly correlated with those of Jagged1 in human glioblastoma patients. (B) Western blot analysis of Jagged1, NICD, p-STAT3 and p-STAT5 protein levels in a panel of human glioblastoma cell lines. An astrocyte cell line was used as a normal cell control and GAPDH was used as the loading control.

Article Snippet: Human glioblastoma cell lines (LN18, A172, LN229, and U87MG) and the astrocyte cell line were purchased from the American Type Culture Collection (ATCC).

Techniques: Activation Assay, Expressing, Western Blot, Control

Journal: Animal Cells and Systems

Article Title: Combined inhibition of STAT and Notch signalling effectively suppresses tumourigenesis by inducing apoptosis and inhibiting proliferation, migration and invasion in glioblastoma cells

doi: 10.1080/19768354.2021.1942983

Figure Lengend Snippet: STAT inhibitors induce Notch signalling in glioblastoma cells. A panel of glioblastoma cell lines (LN18, LN18-EGFRvIII, LN229, A172, U87MG-EGFRvIII) were checked for their Jagged1 and NICDs levels by Western blotting 24 h post-treatment in (A) with PMZ (15 µM) and (C) with S3I-201 (100–300 µM). Vehicle only (DMSO) was used as control. GAPDH served as a loading control. Relative cellular mRNA levels for Jagged1, Notch1 and Notch target genes (Hes1, Hey1, Hey2, Hrt2) were quantified by RT-qPCR in LN18 and LN18-EGFRvIII cells treated in (B) with PMZ (15 µM) and (D) with S3I-201 (300 µM) 24 h post-treatment. DMSO only treatment was used as control, with relative expression defined as 1.0. Individual samples in the graphical data are shown with mean ± SEM. * P < 0.05, ** P < 0.01, *** P < 0.001, using the Student’s unpaired t -test.

Article Snippet: Human glioblastoma cell lines (LN18, A172, LN229, and U87MG) and the astrocyte cell line were purchased from the American Type Culture Collection (ATCC).

Techniques: Western Blot, Control, Quantitative RT-PCR, Expressing