EMBO/SourceData huggingface dataset:
figf5(a-c) Hematoxylin and eosin staining of the dentate gyrus and dentate gyrus (DG) of P28mice (a). Arrows mark cells in the SVZ. Mean ± s.e.m. of the SVZ cellularity (b) and DG area (c) per section are shown. Dotted lines indicate the boundaries of the SVZ and DG (a,i,j,p) or granular zone (GZ; d,e,p). E, ependymal cells; LV, lateral ventricle; ML, molecular layer; ST, striatum. NS, not significant; *P 0.05; **P 0.01; ***P 0.001(d-m) Immunofluorescence of the DG (d-h) of P28mice (d,e,i,j). Boxed areas are shown in more detail in insets (e,j) and/or panels below (i,j). Arrows mark GFAP+nestin+ and GFAP+SOX2+ NSCs with radial glial morphology (d,e), and arrowheads mark GFAP+nestin− and GFAP+SOX2− astrocytes. Mean ± s.e.m. of the number of GFAP+nestin+ and GFAP+SOX2+ radial glia (f,h), and NSCs (k,m), and GFAP+nestin− astrocytes (g,l) per section are shown. Dotted lines indicate the boundaries of the SVZ and DG (a,i,j,p) or granular zone (GZ; d,e,p). E, ependymal cells; LV, lateral ventricle; ML, molecular layer; ST, striatum. NS, not significant; *P 0.05; **P 0.01; ***P 0.001(d-m) Immunofluorescence of the SVZ (i-m) of P28mice (d,e,i,j). Boxed areas are shown in more detail in insets (e,j) and/or panels below (i,j). Arrows mark GFAP+nestin+ and GFAP+SOX2+ NSCs with radial glial morphology (d,e), and arrowheads mark GFAP+nestin− and GFAP+SOX2− astrocytes. Mean ± s.e.m. of the number of GFAP+nestin+ and GFAP+SOX2+ radial glia (f,h), and NSCs (k,m), and GFAP+nestin− astrocytes (g,l) per section are shown. Dotted lines indicate the boundaries of the SVZ and DG (a,i,j,p) or granular zone (GZ; d,e,p). E, ependymal cells; LV, lateral ventricle; ML, molecular layer; ST, striatum. NS, not significant; *P 0.05; **P 0.01; ***P 0.001(n,o) Mean ± s.e.m. of the number of TUNEL+ cells per 100 SVZ cells (n) or per 1 mm2 DG area (o) of P28 mice.(p-r) BrdU retention in the SVZ and DG of P31mice. BrdU+ cells are marked by arrows (p). Mean ± s.e.m. of the number of BrdU+ cells per section are shown (q,r). Dotted lines indicate the boundaries of the SVZ and DG (a,i,j,p) or granular zone (GZ; d,e,p). E, ependymal cells; LV, lateral ventricle; ML, molecular layer; ST, striatum. NS, not significant; *P 0.05; **P 0.01; ***P 0.001(s,t) Mean ± s.e.m. of percentage of GFAP+nestin+BrdU+ cells of total BrdU retained cells in the SVZ (s) and SGZ (t) of P31mouse. n = 5 mice, ≥4 sections per mouse, >500 cells counted per mouse in n, >20 BrdU+ cells counted per mouse.
figf6(a-f) Immunofluorescence for PSA-NCAM (a-c) or NeuN (d-f) in the dentate gyrus (DG), SVZ, RMS and olfactory bulb (OB) of P28mice. Lines indicate boundaries of the DG (a,d), SVZ (a), and layers of the OB (d). Boxed areas in a indicate the RMS. Arrows mark PSA-NCAM+ cells. Mean ± s.e.m. of the number of PSA-NCAM+ cells (b,c) or NeuN+ cells (e,f) per section are shown. LV, lateral ventricle; ML, molecular layer; IGL, internal granular layer; MCL, mitral cell layer; EPL, external plexiform layer; GL, glomerular layer. NS, not significant; *P 0.05.(g-i) Immunofluorescence of BrdU retention cells in the DG and OB of P31 mice. Boxed areas in left column of g are shown in more detail in right column. Dotted lines indicate the boundaries of the DG (left) and GZ (right). Arrows mark NeuN+BrdU+ cells and arrowheads mark NeuN−BrdU+ cells in the DG. Mean ± s.e.m. of the percentage of NeuN+BrdU+ cells of total BrdU retained cells in the DG (h) and OB (i) are shown. (j,k) Mean ± s.e.m. of percentage of GFAP+nestin−BrdU+ cells among total BrdU+ retained cells in the SVZ (j) and SGZ (k).(l,m) DHE and DAPI fluorescence at P28 in the DG (l) and SVZ (m) from FIP200GFAP cKO mice with or without NAC treatment, 2cKO mice and Trp53GFAP cKO mice. Dotted lines indicate the boundaries of the granular zone (GZ) (l) and SVZ (m). Arrows mark cells in the SGZ (l) and SVZ (m) and arrowheads mark cells in surrounding regions (the GZ in l and the striatum (ST) in m). n = 5 mice, ≥4 sections per mouse, >20 (h,j,k) or >200 (i) BrdU+ cells counted per mouse. cKO(n), NAC non-responder cKO mice; LV, lateral ventricle; ML, molecular layer; IGL, internal granular layer; MCL, mitral cell layer; EPL, external plexiform layer; GL, glomerular layer. NS, not significant; *P 0.05.
figf7(a-c) Hematoxylin and eosin staining (a) of the SVZ and dentate gyrus (DG) of P28mice treated by NAC or vehicle (Veh) control. Dotted lines indicate boundaries for the SVZ and DG. Arrows mark cells in the SVZ.(a-c) Hematoxylin and eosin staining (a) of the SVZ and dentate gyrus (DG) of P28 mice treated by NAC or vehicle (Veh) control. Dotted lines indicate boundaries for the SVZ and DG. Arrows mark cells in the SVZ. Mean ± s.e.m. of the SVZ cellularity (b) and DG area (c) per section are shown.(d-m) Immunofluorescence of the DG (d-h) and SVZ (i-m) of P28 mice treated by NAC or vehicle control. Representative images are shown in d,g (DG) and k,m (SVZ). Dotted lines indicate boundaries of the granular zone (GZ) (d,g) and SVZ (k,m). Boxed areas in g,k,m are shown in more detail in insets (g,m) and/or panels below (k,m). Lines indicate boundaries of the GZ (d,g) and SVZ (k,m). Arrows mark GFAP+nestin+ and GFAP+SOX2+ NSCs with radial glial morphology (d,g), and arrowheads mark GFAP+nestin− and GFAP+SOX2− astrocytes. Mean ± s.e.m. of the number of GFAP+nestin+ and GFAP+SOX2+ radial glia (e,h), and NSCs (i,l), and GFAP+nestin− astrocytes (f,j) per section are shown. (n,o) Mean ± s.e.m. of the number of TUNEL+ cells per 100 SVZ cells (n) or per 1 mm2 DG area (o) of P28mice treated by NAC or vehicle control. n = 5 mice, ≥4 sections per mouse, >500 cells counted per NAC in n. cKO(n), NAC non-responder cKO mice; E, ependymal cells; LV, lateral ventricle; ML, molecular layer; ST, striatum. **P 0.01.
figf8(a-f) Immunofluorescence for PSA-NCAM (a-c) or NeuN (d-f) in the dentate gyrus (DG), SVZ, RMS and olfactory bulb (OB) of P28 mice treated with NAC or vehicle (Veh) control. Representative images are shown for PSA-NCAM (a) and NeuN (d). Dotted lines indicate boundaries of the DG (a,d), SVZ (a) and layers of the OB (d). Arrows mark PSA-NCAM+ cells in a. Mean ± s.e.m. of the number of PSA-NCAM+ cells in SVZ (b) and DG (normalized to 1 mm2 area) (c), and the number of NeuN+ cells in DG (e) and IGL of OB (per mm2) (f) per section are shown (n = 5 mice for each; ≥4 sections for each mouse). cKO(n), NAC non-responder cKO mice; GZ, granular zone; LV, lateral ventricle; ML, molecular layer; ST, striatum; IGL, internal granular layer; MCL, mitral cell layer; EPL, external plexiform layer; GL, glomerular layer. **P 0.01.
Figure 1A Lysates of HeLa cells stably expressing GFP alone or GFP-FXR1 were subjected to immunoprecipitation using GFP-Trap beads (GFP-IP), analysed by Western blot and quantified (shown a mean value, *P < 0.05, **P < 0.01; N = 3).B Lysates of HeLa cells stably expressing GFP alone or 3xGFP-Nup85 were immunoprecipitated using GFP-Trap beads (GFP-IP), analysed by Western blot and quantified (SE, short exposure, LE, long exposure) (shown a mean value, *P < 0.05; N = 3).C Immunoprecipitation from HEK293T cell lysates using FXR1 antibody or IgG analysed by Western blot. The arrow points to the heavy chain of IgG (IgG HC) (shown a mean value, *P < 0.05; N = 3).D HeLa cells were treated with indicated siRNAs, synchronized by double thymidine block, and released for 12 hours and analysed by immunofluorescence microscopy for the lamin B receptor (LBR) to label the NE, and FXR1.E HeLa cells stably expressing GFP-FXR1 were analysed by immunofluorescence microscopy for GFP and mAb414, which labels FG-Nups. The magnified framed regions are shown in the corresponding numbered panels. The arrowheads indicate NE and cytoplasmic localization of GFP-FXR1.F HeLa cells stably expressing GFP-Nup107 were synchronized by double thymidine block and released for 12 hours, permeabilized with Triton/SDS or digitonin for antibodies to access the nuclear and cytoplasmic or cytoplamsic side of the nucleus, respectively, and analysed by immunofluorescence microscopy.
Figure 2A HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block and release for 12 hours and analysed by immunofluorescence microscopy. The magnified framed regions are shown in the corresponding numbered panels.B HeLa cells stably expressing GFP, GFP-FXR1 wild type (WT) and GFP-FXR1 mutated in the sequence recognized by FXR1 siRNA-1 (GFP-FXR1-MUT-siRNA1) were treated with the indicated siRNAs, synchronized by double thymidine block, released for 24 hours and then analysed by immunofluorescence microscopy. The percentage of cells with cytoplasmic nucleoporin granules was quantified, 1000 cells were analysed for each graph (mean ±SD, **P < 0.01; ***P < 0.001, N = 3).HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. Nups present in different NPC subcomplexes are depicted in the color code corresponding to the NPC scheme shown on the right. Additional or complementary representative images and channels of cells depicted in (C)HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. Nuclear intensity of FG-Nups labelled by mAb414 (D), RanBP2 (E) and GFP-Nup107 (F) was quantified. 1800 cells were analysed for each graph (mean ±SD, *P < 0.05; **P < 0.01; N = 3).G, H Asynchronously proliferating U2OS cells were treated with the indicated siRNAs and analysed by immunofluorescence microscopy. The percentage of cells with cytoplasmic nucleoporin granules (G) was quantified and nuclear intensity of FG-Nups labelled by mAb414 (H) was quantified. 1600 cells were analysed in (G) and 2100 cells were analysed in (H) (mean ±SD, *P < 0.05; *** P<0.001; N = 3).
Figure 3A HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block, released for 24 hours and analysed by immunofluorescence microscopy. The magnified framed regions are shown in the corresponding numbered panels. Arrowheads point to nuclear blebs observed in FXR1-deficient cells.B, HeLa cells stably expressing GFP, GFP-FXR1 wild type (WT) and GFP-FXR1 mutated in the sequence recognized by FXR1 siRNA-1 (GFP-FXR1-MUT-siRNA1) were treated with the indicated siRNAs, synchronized by double thymidine block, released for 24 hours and analysed by Western blot (B)C HeLa cells stably expressing GFP, GFP-FXR1 wild type (WT) and GFP-FXR1 mutated in the sequence recognized by FXR1 siRNA-1 (GFP-FXR1-MUT-siRNA1) were treated with the indicated siRNAs, synchronized by double thymidine block, released for 24 hours and analysed by immunofluorescence microscopy (C). The percentage of cells with irregular nuclei was quantified, 1000 cells were analysed (mean ±SD, **P < 0.01, ***P < 0.001; N = 3).HeLa cells stably expressing the chromatin marker histone H2B labelled with mCherry were treated with indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. Time from prophase till anaphase (D), from prophase till metaphase (E), from metaphase till anaphase (F) and from anaphase till chromatin decondensation (G) was quantified.HeLa cells stably expressing the chromatin marker histone H2B labelled with mCherry were treated with indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. The selected frames of the movies are depicted and time is shown in minutes (H). Arrowheads point to nuclear blebs appearing during nuclear expansion of FXR1-deficient cells.HeLa cells stably expressing the chromatin marker histone H2B labelled with mCherry were treated with indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. Percentage of daughter cells with irregular nuclei was quantified in (I)HeLa cells stably expressing the chromatin marker histone H2B labelled with mCherry were treated with indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. time from anaphase till nuclear blebs was quantified in (J).
Figure 4A-D HeLa cells stably expressing GFP-Nup107 were treated with indicated siRNAs, synchronized by double thymidine block, released and analysed by live video spinning disk confocal microscopy (A). The selected frames of the movies are depicted and time is shown in minutes. The onset of anaphase is indicated. The magnified framed regions with time indicated in minutes are shown in (B). White arrowheads point to the cytoplasmic GFP-NUP107 granules appearing during nuclear expansion of control and FXR1-deficient cells, yellow arrowheads point to the fussion events of GFP-NUP107 granules with NE in control cells. The percentage of cells with cytoplasmic GFP-Nup107 granules was quantified in (C). Time from anaphase till GFP-Nup107 cytoplasmic granule formation was quantified in (D). 57 cells were analysed (mean ±SD, *P < 0.05; ns = non-significant; N = 3).
Figure 5A HeLa cells stably expressing GFP-Nup133 were synchronized by double thymidine block, released for 12 hours, treated or not with NaAsO2 to induce stress granule formation and with 1,6 Hexanediol, and analysed by immunofluorescence microscopy. The magnified framed regions are shown in the corresponding numbered panels.B, C HeLa cells stably expressing GFP-Nup133 were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours, treated with or without 1,6 Hexanediol and analysed by immunofluorescence microscopy. The magnified framed regions are shown in the corresponding numbered panels. The percentage of cells with cytoplasmic GFP-Nup133 granules was quantified in (C), 3100 cells were analysed (mean ±SD, **P < 0.01; ***P < 0.001; ****P < 0.0001; N = 3).
Figure 6A HeLa cells stably expressing GFP alone or GFP-FXR1 were immunoprecipitated using GFP-Trap beads (GFP-IP), analysed by Western blot and quantified (mean, *P < 0.05; N = 3).B, C HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. Arrowheads indicate blebbed regions of nuclei. The percentage of interphasic cells with Nup granules was quantified (C), 900 cells were analysed (mean ±SD, ***P < 0.001; N = 3).D Lysates of HeLa cells stably expressing GFP alone or GFP-FXR1 were subjected to immunoprecipitation using GFP-Trap beads (GFP-IP), analysed by Western blot and quantified (mean, *P < 0.05; **P < 0.01; N = 3).E, F HeLa cells were treated with the indicated siRNAs, synchronized by double thymidine block and released for 12 hours and analysed by immunofluorescence microscopy for FXR1 and mAb414. The magnified framed regions are shown in the corresponding numbered panels in (E). The percentage of cells with cytoplasmic Nup granules was quantified in (F), 2700 cells were analysed (mean ±SD, ***P < 0.001; N = 3).
Figure 7A, B HeLa cells stably expressing GFP-Nup133 were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours, treated with nocodazole to induce granule formation and washed-out as indicated and analysed by immunofluorescence microscopy. The percentage of cells with cytoplasmic GFP-Nup133 granules was quantified in (B), 5200 cells were analysed (mean ±SD, **P < 0.01; ***P < 0.001; N = 3).C-E HeLa cells stably expressing GFP-Nup107 were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours, treated with nocodazole to induce granule formation and washed-out as in (A) and analysed by live video spinning disk confocal microscopy. The selected frames of the movies are depicted and time is shown in minutes. The magnified framed regions are depicted in the lower rows. White arrowheads point to individual GFP-Nup107-positive granules. Yellow arrowheads point to the granules undergoing fusion events. The percentage of cells with fusion/fission events of GFP-Nup107 granules was quantified in (D), 815 cells were analysed (mean ±SD, **P < 0.01; N = 3). The number of fusion/fission events per cell was quantified in (E), 815 cells were analysed (mean ±SD; N = 3).
Figure 8Human FXS-patient derived fibroblasts (FXS-1, FXS-2) and control human fibroblasts were synchronized in early G1 by Monastrol release and analysed by Western blot (A)Human FXS-patient derived fibroblasts (FXS-1, FXS-2) and control human fibroblasts were synchronized in early G1 by Monastrol release and analysed by immunofluorescence microscopy Examples of Nup localization defects are shown in (B)Human FXS-patient derived fibroblasts (FXS-1, FXS-2) and control human fibroblasts were synchronized in early G1 by Monastrol release and analysed by immunofluorescence microscopy The percentage of cells with cytoplasmic Nup granules was quantified in (C), 283 cells were analysed (mean ±SD, ***P < 0.001; N = 3).Human FXS-patient derived fibroblasts (FXS-1, FXS-2) and control human fibroblasts were synchronized in early G1 by Monastrol release and analysed by immunofluorescence microscopy examples of nuclear architecture defects are shown in (D).Human induced pluripotent stem cells (iPSCs) derived from a FXS patient (FXS-iPSC) and the isogenic rescue cells (C1_2-iPSC) were analysed by immunofluorescence microscopyHuman induced pluripotent stem cells (iPSCs) derived from a FXS patient (FXS-iPSC) and the isogenic rescue cells (C1_2-iPSC) were analysed by immunofluorescence microscopy The percentage of cells with cytoplasmic Nup133 granules was quantified in (F), 5500 cells were analysed (mean ±SD, **P < 0.01; N = 3).Human induced pluripotent stem cells (iPSCs) derived from a FXS patient (FXS-iPSC) and the isogenic rescue cells (C1_2-iPSC) were analysed by immunofluorescence microscopy Examples of co-localization events of re-expressed FMRP and Nup133 are shown in (G).H, I Mouse Embryonic Fibroblasts (MEFs) derived from the Fmr1 knock-out (KO) mice and wild type controls were synchronized in early G1 by Monastrol release and analysed by immunofluorescence microscopy (H). The percentage of cells with cytoplasmic nucleoporin granules was quantified in (I), 2400 cells were analysed (mean ±SD, *P < 0.05; N = 3).
Figure 9A HeLa cells were transfected with the import/export reporter plasmid XRGG-GFP, treated with the indicated siRNAs and synchronized in early G1 phase by Monastrol release. Dexamethasone was added for 3 hours to induce XRGG-GFP nuclear import. Following wash-out the nuclear export of XRGG-GFP was analysed by live video spinning disk confocal microscopy. The selected frames of the movies are depicted in Figure EV5C. The percentage of cytoplasmic XRGG-GFP over time was quantified in Figure EV5D and quantifications of individual cells from the 20 and 30 minutes time points are depicted in (A), 199 cells were analysed (mean ±SD, *P < 0.05; **P < 0.01; N = 3).B HeLa cells stably expressing GFP-Nup133 were treated with the indicated siRNAs, synchronized by double thymidine block, released for 12 hours and analysed by immunofluorescence microscopy. The magnified framed regions are shown in the corresponding numbered panels.C, D Asynchronously proliferating HeLa cells were treated with indicated siRNAs and analysed by immunofluorescence microscopy (C). The percentage of p-Rb positive cells was quantified in (D), 2800 cells were analysed (mean ±SD, **P < 0.01; N = 3).Asynchronously proliferating HeLa cells were treated with indicated siRNAs, incubated with EdU during 30min and analysed by immunofluorescence microscopy. The percentage of p-Rb and/or EdU positive cells was quantified in (E), 2100 cells were analysed (mean ±SD, *P < 0.05; **P < 0.01; N = 3)F Asynchronously proliferating HeLa cells were treated with indicated siRNAs, incubated with EdU during 30min and analysed by immunofluorescence microscopy. the percentage of p-Rb and/or cyclin B positive cells was quantified in (
Figure 1A B16F10 melanoma cells with either mTRF2 overexpression or knockdown were inoculated into the backs of immunocompetent mice. The percentages of intratumoral CD11bHi GR1Hi MDSCs (n = 10 mice), CD25+ Foxp3+ regulatory T cells (Tregs), or CD25+ Foxp3− activated T cells (n = 5 mice per group) among CD45+ cells were analyzed by fluorescence-activated cell sorting (FACS) and represented as box plots Data information: data are presented by Box plots Min to Max showing all points with median. *p < 0.05, **p < 0.01, ***p < 0.001 and ****p < 0.0001; Mann-Whitney test.TRF2-overexpressing or -knockdown BJcl2 cells were inoculated into the backs of immunodeficient mice in the presence of Matrigel. Five days later, the percentage of immune cells infiltrating the Matrigel plugs of CD11bHi GR1Hi MDSCs (C) were determined by FACS (n = 5 mice per group).TRF2-overexpressing or -knockdown BJcl2 cells were inoculated into the backs of immunodeficient mice in the presence of Matrigel. Five days later , the intranuclear staining of pSTAT3 (D) were determined by FACS (n = 5 mice per group).TRF2-overexpressing or -knockdown BJcl2 cells were inoculated into the backs of immunodeficient mice in the presence of Matrigel. Five days later, CD3− NKp46+ and IFN-γ+ among CD3− NKp46+ NK cells (E) were determined by FACS (n = 5 mice per group).Linear correlation plot of the percentage of IFN- γ + NK cells, the mean of fluorescence intensity (MFI) of pSTAT3 for MDSCs, and the expression of TRF2 (r2= 0,5177; Pearson's correlation, p = 0.003) (F) Data information: data are presented by Box plots Min to Max showing all points with median. *p < 0.05, **p < 0.01, ***p < 0.001 and ****p < 0.0001; Mann-Whitney test. Pearson correlation and p values are indicated.the mRNA expression level in the matrigel plugs of arg1, pSTAT3 MFI and TRF2 expression (r2= 0,7077; Pearson's correlation, p < 0.0001) (G); the mRNA expression level in the matrigel plugs of tgfβ, pSTAT3 MFI and TRF2 expression (r2= 0,3669; Pearson's correlation, p = 0.0046) (H) and the mRNA expression level in the matrigel plugs of il-10, pSTAT3 MFI and TRF2 expression (r2= 0,7418; Pearson's correlation, p < 0.0001) (I). Data information: data are presented by Box plots Min to Max showing all points with median. *p < 0.05, **p < 0.01, ***p < 0.001 and ****p < 0.0001; Mann-Whitney test. Pearson correlation and p values are indicated.
Figure 3Analysis of STAT3 phosphorylation by MSC2 cells after 18 hours' co-culture with BJcl2 overexpressing or compromised for TRF2 Histograms of the pSTAT3 mean fluorescence intensity (MFI) (B).+/- inhibitors: anti-MyD88 peptide inhibitor, anti-mouse TLR2 antibody, or lipopolysaccharide (LPS)-RS, an antagonist of TLR4 in (D)+/- inhibitors: anti-mouse IL-6 or JAK1/2 inhibitor (Ruxolitinib) in (E).TRF2-overexpressing or -knockdown BJcl2 cells were co-cultured with MSC2 cells for 18h +/- mouse IL6 blocking antibody or Ruxolitinib. After FACS sorting, MSC2 cells were co-cultured for 18h with primed and purified NK cells before a 4h challenge with YAK-1. NK cell degranulation and IFN-γ production were analyzed by FACS (G). Data information: Panels show all points with mean ± SEM corresponding to the percentages of each cell population among NK cells (G) (n = 3 independent experiments; *p < 0.05, **p < 0.01, and ***p < 0.001; Student's t-test).TRF2-overexpressing or -knockdown BJcl2 cells were co-cultured with MSC2 cells for 18h +/- mouse IL6 blocking antibody or Ruxolitinib. Alternatively, a 4h challenge with NIH3T3 cells was performed and the ability of NK cells to kill NIH3T3 cells were determined by colorimetric analysis (AlamarBlue) (H). Data information: Panels show all points with mean ± SEM corresponding to the percentage of specific target lysis (H) (n = 3 independent experiments; *p < 0.05, **p < 0.01, and ***p < 0.001; Student's t-test).