EMBO/SourceData huggingface dataset:
Figure 5(B) Representative western blot of DLL4 expression in TREx cells 0 and 24 hours post induction. GAPDH was used a loading control (n=3). Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.(D) Representative western blot of DLL4 levels in scr and circHIPK3 stable TREx cells at 0 and 24 hours post induction with GAPDH as a loading control. Densitometry analysis of n=3. Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.(F) Representative western blot of DLL4 levels in scr or miR-30c transfected TREx cells at 0, 24 and 48 hours post induction with GAPDH as a loading control. Densitometry analysis of n=3 Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.(J) Representative western blot of DLL4 levels in scr or miR-30c antagomiR transfected TREx cells at 0, 24 and 48 hours post induction with GAPDH as a loading control. Densitometry analysis of n=3. Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.
Figure 6(B) Representative western blot of DLL4 levels in scr and DLL4 KD TREx cells with GAPDH as a loading control, densitometry analysis is n=3. Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.(C) Representative western blot of ORF65 levels at 0, 24 and 48 hours post induction in scr and DLL4 KD TREx cells, GAPDH was used as a loading control and densitometry analysis performed on n=3. Data information: data are presented as mean ± SD. *P<0.05, **P<0.01, ***P<0.001 (Unpaired Student's t-test). All repeats are biological.
Figure 1B ChIP gel images showing the relative enrichment by H3K4me3 in controls (n=9) and PD patients (n= 18). PCR amplified a 188-bp region of SNCA from intron 1 where H3K4me3 peak was at its optimum. Mouse IgG (mIgG) was used as control and the bands were normalized by unbiased amplification from respective inputs. Data information: Data represent mean ± standard error of the mean.
Figure 2C The normalized levels of α-synuclein in the entire cohort were divided into high (n = 12) and low levels. The cut off value for determining the threshold was set at the median from all the subjects. The high levels of α-synuclein were plotted with corresponding H3K4me3 values of those subjects. The corresponding ID of each sample is shown next to each point in the graph. There was a significant correlation between high levels of α-synuclein and H3K4me3. Data information: Data represent mean ± standard error of the mean. Spearman rank correlation test was performed in (C). Two tailed p value was calculated with Fisher's exact p.
Figure 3D The graph represents the statistically significant difference of relative H3K4me3 enrichment between PD (n=7) and controls (n=6). Neuronal nuclei from PD brain samples show significantly higher enrichment of H3K4me3 at SNCA intron 1 (p=0.01) compared to controls. *P < 0.05. Data were analyzed using non-parametric t-test followed by Mann-Whitney post-hoc corrections. Two-tailed p-values were calculated for all. Data information: Data represent mean ± standard error of the mean.
Figure 5The corresponding α-synuclein levels C) were evaluated in SH-SY5Y cells expressing dCas9-5xGCN4 with (sgA-dCas9) or without scFV-sfGFP-JARID1A (sgA-dCas9-JA). C α-SYN levels in SH-SY5Y cells were also evaluated using western blot. The levels of α-SYN was normalized to β-actin. Significant reduction of α-SYN was observed in cells expressing JARID1A. Three independent repeats were performed. Percentage of reduction is shown in the graph. **P <0.01. Data were analyzed using non-parametric t-test followed by Mann-Whitney post-hoc corrections. Two-tailed p-values were calculated. Data information: All data are presented as mean ± SEM.
Figure 6E ChIP on H3K4me3 at the SNCA promoter between sPD1-1 lines after locus-specific epigenomic modulation. Differentiated cells were transiently transfected with either sgA-dCas9 5xGCN4-scFV-JARID1A or sg A-dCas9 5xGCN4-scFV-empty backbone vectors. A significant reduction in H3K4me3 at the SNCA promoter was observed in cells transfected with JARID1A. Data information: Three independent repeats were performed for both ChIP experiments. *P < 0.05; ****P<0.0001. Data were analyzed using non-parametric t-test followed by Mann-Whitney post-hoc corrections. One-tailed p-values were calculated for ChIP analysisF Western blot analysis of α-synuclein (α-SYN) levels in the cells under the same conditions as analyzed in (E). A significant decrease (56-66%) in α-SYN levels was observed in cells transfected with JARID1A. The normalized and relative expression of α-SYN in JARID1A transfected cells are shown as a percentage of control (transfected by empty backbone vector). Data information: Three independent repeats were performed for western blot experiments. *P < 0.05; ****P<0.0001. Data were analyzed using non-parametric t-test followed by Mann-Whitney post-hoc corrections. two-tailed p-value was calculated for western blot experiments. All data are presented as mean ± SEM.
Figure 2(L-N) B16N parental, O1C44, and O1DN cells were subcutaneously injected in the right flank of syngeneic C57Bl6 mice revealing the presence of O1C44 (but not B16N-WT) cells in abdominal organs and within the peritoneal wall (L). (M) H&E stains of the peritoneal wall revealing the presence of melanoma cells in the peritoneal wall. (N) Quantitative measurement of degree of invasion within and through the peritoneal wall. Data was analyzed using the Kruskal-Wallis Rank Sum test (P < 0.001). Within all panels, differences established through multiple comparisons are labeled as *p<0.05, **p<0.01, ***p<0.001, ****p<0.0001.
Figure 3(D-F) Confluent layers of WM983 cells treated as indicated were 'scratched' followed by a 20 hour incubation at 37°C with 5% CO2. (D) Representative images of cells after being scratched after being incubated for 0, 10 or 20 hours in the absence (-) or presence (+) of 2uM IA65. (E-F) The cell-free area was quantified by ImageJ (N≥8 biological replicates); data displayed are mean±SEM. Data was analyzed by 2-way ANOVA. In the absence of IA65, SOCE suppression effect was p<0.05; effect of time was p < 0.0001; interaction was p<0.05. In the presence of IA65, SOCE suppression effect was p>0.05; effect of time was p < 0.0001; interaction was p>0.05. Within all panels, differences established through multiple comparisons are labeled as *p<0.05, **p<0.01, ***p<0.001, ****p<0.0001.
Figure 4WM983 and UACC257 human melanoma cells were transfected with Perfringolysin O (PFO)-mCherry D4H cholesterol sensor and plated on glass coverslips. Cells were exposed to UV (0 or 175 J/m2) and incubated for 0, 2 or 5 weeks as indicated. (H) Representative cell images. (I) Fluorescence intensity from cells analyzed in (H) was measured and quantified using LASX analysis software (N≥8 biological replicates); data displayed are mean±SEM. Data was analyzed using 1-way ANOVA with multiple comparisons (WM983, p < 0.001; UACC257 p > 0.05). **p<0.01, ***p<0.001, ****p<0.0001.O1C78 WM983 cells expressing the PFO-mCherry D4H cholesterol sensor were examined as in panels H and I (N≥8 biological replicates); data displayed are mean±SEM.
Figure 7Patient surgical explants were received from the biosample repository of FCCC. Cells were isolated from tumors using 50 μM Medicons and the Medimachine system and grown for 3 days before experimentation to eliminate non-melanoma cells. (A-B) Plated control or UV irradiated (175J/m2) cells were then incubated overnight on glass coverslips prior to Fura2 loading and administration of Tg in Ca2+-free media for 15 minutes. (A) Representative examples of SOCE responses in patient samples following the addition of Ca2+ (1 mM). Each trace represents 5 to 10 individual cells; solid line represents the mean and the dotted line represents SEM. (B) Each dot represents SOCE in cells obtained from a different patient sample (n=20; data displayed as mean±SEM). The effect of UV on SOCE was determined by one way ANOVA (p > 0.05). (C) Comparison of SOCE in cells collected from both primary tumors and metastatic lymph nodes from the same patient (from patients analyzed in panels A, B).(D) SOCE in primary patient samples exhibiting NRAS (8 of 27 samples), BRAF (6 of 27 samples), TERT promoter (6 of 27 samples), NF1 (5 of 27 samples), and CDKN2A (5 of 27 samples) alterations were compared to SOCE in samples that expressed WT or the unaltered gene. Data displayed as mean±SEM.(E) Single cells from patient samples were treated with or without the indicated drug in the presence of Tg in nominally Ca2+-free media for 15 minutes prior to the addition of Ca2+ (1 mM). The number on each bar represents the number of patient specimens tested. Data were compared against their matched control analyzed by the unpaired T test (Tak475, p = 0.015; compactin, p = 0.0049; IA65, p = 0.0390).(F) Patient cells were placed in Matrigel transwell inserts in OptiMEM reduced serum media with or without TAK475 (10uM), compactin (2μM), IA65 (2μM) or OSMI1 (40μM); DMEM with 10% FBS was used as a chemoattractant. Crystal violet-stained invaded cells were measured 20 hrs after initiation of assay. Each dot represents 1 patient sample. Data analyzed by 2-way ANOVA (cholesterol inhibition was p < 0.0001; patient samples were p < 0.001; interaction was p < 0.01). For IA65, (inhibition was p < 0.0001; patient samples were p < 0.01; interaction was p < 0.0001). For OSMI1, (inhibition was p < 0.05; patient samples were p > 0.05; interaction was p < 0.05). *p<0.05, **p<0.01, ****p<0.0001.
Figure 1ZO-1 and GAPDH protein levels assessed in Epi cells by Western blot of whole protein extracts.ZO-1 quantification of IF images performed using the Fiji software and bar-plotted as normalized integrated densities per cell (grey dots) with bars corresponding to Mean ± Standard Error of the Mean (SEM) for at least 11 high-field units of at least 100 cells; * P-value < 0.05 (Student's t-test, N=11).
Figure 3LMS (red) and HMS (black) gene expression quantification in Epi cells by random-primed RT-qPCR relative to RPL11 and represented as log2 fold change to CTR. Each dot corresponds to an independent replicate, bars represent Mean ± Standard Deviation values.
Figure 4Metagene profiling within the 10 kb window around TSS of H3K27ac, LSD1 and H3K4me2 over IgG in Epi cells expressing none (CTR) or different HOTAIR variants (HOT, HOTΔP and HOTΔL). bp stands for base pairs.Heatmap of unsupervised hierarchical clustering based on H3K27ac mean values at gene promoters showing separation of two phenotypic groups.
Figure 5Metagene profiling of H3K27ac, LSD1 and H3K4me2 over IgG within the 5 kb window of enhancers in Epi cells expressing none (CTR) or different HOTAIR variants (HOT, HOTΔP and HOTΔL). bp stands for base pairs.
Figure 1J Quantified fluorescence of UbG76V-GFP normalized to mRFP in the hypodermis of animals from the indicated time point (in hours) after the L4 stage. Animals were exposed to the indicated knockdown RNAi bacterial strains or a strain that only contained the empty RNAi vector since hatching. *P<0.001 using ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point, with N=20 animals per genotype and time point. Error bars indicate SEM.L Quantified fluorescence of UbG76V-GFP normalized to mRFP in the hypodermis of animals from the indicated time point (in hours) and the indicated genotypes after the L4 stage, as per (J). *P<0.001 using ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point, with N=20 animals per genotype and time point. Error bars indicate SEM.
Figure 2K,L Quantified fluorescence of UbG76V-GFP normalized to mRFP in the hypodermis of animals of the indicated genotype at L4+48 hours. *P<0.001 using ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point, with N=20 animals per genotype and time point. Data has been normalized to wild type. Error bars indicate SEM.
Figure 3B A separate SDS-PAGE and Western blot of the same lysates from (A), probed with antibodies recognizing ubiquitin or actin as a loading control. The position of molecular weight markers is shown on the left of each blot. The position of UbG76V-GFP protein, as well as UbG76V-GFP with the indicated number of additional ubiquitin moieties, based on molecular weight, is indicated to the right of each blot. Endogenous poly-ubiquitinated proteins are also detected in the 80-200 kDa range, as indicated by the bracket. Twenty animals were loaded per lane for each indicated genotype.
Figure 4 B Heat map of log fold change (logFC, color scale at graph bottom) in the expression of C. elegans CYP genes between the indicated mutant and wild type. Genes whose expression is lower in a mutant relative to wild type are colored blue, whereas genes whose expression is higher in a mutant relative to wild type are colored yellow. Rows are labeled for the different CYP families and subfamilies. Specific genes (rows) are clustered according to sequence alignment (CLUSTAL W) to maintain the relationship of their molecular evolution  D Abundance of the indicated free ω6 PUFA-derived eicosanoid, normalized to total protein, for each indicated genotype. Red, gray, and blue stacked bars indicate hydroxides, epoxide, and epoxide diol forms of eicosanoids, respectively. ****P<0.0001, ***P<0.001, **P<0.01, ANOVA with Dunnett's posthoc comparison to wild type. N=3 trials. Error bars indicate SEM. E Abundance of the indicated free ω3 PUFA-derived eicosanoid, as in (D), normalized to total protein, for each indicated genotype. Red, gray, and blue stacked bars indicate hydroxides, epoxide, and epoxide diol forms of eicosanoids, respectively. ****P<0.0001, ANOVA with Dunnett's posthoc comparison to wild type. N=3 trials. Error bars indicate SEM
Figure 5B Relative abundance of mRNA for the cyp-34A4 gene. Values are based on qRT-PCR analysis, with the relative levels for each gene normalized to the value observed in the wild-type control. ***P<0.001, ANOVA with Dunnett's posthoc comparison to wild type. N=3 trials. Error bars indicate SEM.C Quantified fluorescence of UbG76V-GFP normalized to mRFP in the hypodermis of animals of the indicated genotype at L4+48 hours. ****P<0.001, ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point. N=20 animals per genotype and time point. Error bars indicate SEM.
Figure 6F Quantified fluorescence as in (B) for animals exposed to the indicated RNAi vector or empty vector (EV) control, and in either a wild type (WT) or fat-1(wa9) genetic background. *P<0.001, ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point. N=20 animals per genotype and time point. Error bars indicate SEM.G Quantified fluorescence as in (B) for animals of the indicated genotype at the indicated time point. *P<0.001, ANOVA with Dunnett's posthoc comparison to the wild-type control equivalent time point. N=20 animals per genotype and time point. Error bars indicate SEM.
Figure 1B. Representative immunofluorescence and live-cell images of dynamics MERVL::tdTomato and Gag expression during embryos preimplantation development (left). Quantification of tdTomato and Gag intensity (right). For the live-cell images, average intensity of tdTomato signal intensities relative to 2-cell stage embryos. For the immunofluorescence images, bar graphs showing the relative intensities of Gag/DAPI signal ratio. N, total number of embryos analyzed for each condition. Error bars, s.d., n ≥ 4. **P < 0.01, ***P < 0.001 by two-tailed Student"s  t-test. Scale bar,C. Western blot analysis MERVL::tdTomato levels in MII oocyte and embryos at the indicated stages (upper). GAPDH was used as a loading control. Numbers below the Western blots indicate band intensity (normalized to total GAPDH) measured by using ImageJ software. Quantification of Western blot results (bottom). MII, MII oocyte; M, morula; B, blastocyst. Error bars, s.d., n = 3. **P < 0.01, ***P < 0.001 by two-tailed Student"s  tD. Representative fluorescence image of 2-cell embryos derived from ICSI or SCNT. The SCNT embryos produced by transfer of MERVL::tdTomato cumulus cell into WT enucleated oocytes. ICSI embryos produced by MERVL::tdTomato sperm and MII oocytes from the littermates of transgenic mice. Scale bar, 50 μmE. The summary of tdTomato+ 2-cell embryos derived from ICSI or SCNT. N, total number of embryos analyzed for each condition. Error bars, s.d., n ≥ 3. ***P < 0.001 by two-tailed Student"s  tF. The endogenous MERVL was up-regulated significantly in ICSI embryos compared with SCNT embryos at 2-cell stages, as determined by RT-qPCR. Error bars, s.e.m., n ≥ 3G. RT-qPCR data for select ZGA genes activated following MERVL::tdTomato expression in mouse 2-cell embryos derived from ICSI or SCNT. Results were normalized based on the geometric mean of the expression levels of two reference genes (Ywhaz and Gapdh). Error bars, s.e.m., n = 3. ***P < 0.001 by two-tailed Student"s  tH. Representative images of tdTomato+ and tdTomato- embryos derived from ICSI or SCNT, after 4.5 days of culturing in vitro. Scale bar, 100 μmI. Preimplantation development rates in the tdTomato+ and tdTomato- embryos derived from ICSI or SCNT. The efficiency was calculated based on the number of 2-cell embryo that have been divided into tdTomato+ and tdTomato- groups. Error bars, s.d., n ≥ 3.
Figure 2B. Representative live-cell images of dynamics MERVL::tdTomato expression during SCNT embryos preimplantation development. The selected images from a series acquired every 15 min. The time after starting observation is shown on the upper right corner of each image. Scale bar, 50 μmC. Representative DAPI staining of blastocysts of tdTomato+ and tdTomato- SCNT embryos after 115 hr. of culture in vitro. Scale bar, 50 μm. D. The tdTomato+ and tdTomato- SCNT blastocyst cell numbers were determined by counting the DAPI-stained cells. Three independent experiment replicates were performed. N, total number of embryos analyzed for each condition. Red bars indicated the mean value. E E. Immunofluorescence images of tdTomato+ and tdTomato- blastocysts derived from SCNT. Nanog (ICM) and Cdx2 (TE) were used as lineage markers. Representative images from ≥ 55 embryos analyzed in four independent micromanipulations are shown. Scale bar, 50 μmF. Representative image of tdTomato+ and tdTomato- SCNT embryos retrieved at E6.5. The tdTomato+ SCNT embryo displays normal egg-cylinder morphology. By contrast, the tdTomato- SCNT embryo shows abnormal morphology. Epi, embryonic epiblast; ExEm, extraembryonic ectoderm; EPC, ectoplacental cone. Scale bar, 50 μmG. The bar chart showing the efficiency of attachment to the feeder cells of SCNT blastocysts. The efficiency was calculated based on the total number of blastocysts used for ntES derivation. N, total number of embryos analyzed for each condition. Error bars, s.d., n ≥ 3. **P < 0.01 by two-tailed Student"s  tH. The bar chart shows the efficiency of ntES derivation. The efficiency was calculated based on the total number of attached blastocysts for ntES derivation. N, total number of embryos analyzed for each condition. Error bars, s.d., n ≥ 3. **P < 0.01 by two-tailed Student"s  tI. RT-qPCR analysis for somatic cell genes in SCNT 1-cell embryos, 2-cell tdTomato+, and 2-cell tdTomato- embryos. Results were normalized based on the geometric mean of the expression levels of two reference genes (Ywhaz and Gapdh). Error bars, s.e.m., n = 3. ***P < 0.001 by two-tailed Student"s  t
Figure 3A. Immunofluorescence images of ICSI, SCNT-tdTomato+ and SCNT-tdTomato- embryos. Embryos approximately 26hr after activation were fixed and processed for immunostaining with antibodies to H3K27me3 and Gag protein. ICSI embryos produced by MERVL::tdTomato sperm from the littermates of male mice. The images are representative examples of the quantification shown in Fig 3B. Representative images from ≥ 128 embryos analyzed in five independent micromanipulations are shown. Scale bar, 20 μm. B. Percentage of 2-cell ICSI and SCNT embryos with strong H3K27me3 staining and moderate staining (left). Numbers of the total embryos analyzed from five independent micromanipulations are shown in the bars. Boxplots (right) for relative intensities of H3K27me3 from five independent experiments for each expression as in Fig 3A. Error bars, s.e.m., ***P < 0.001 by two-tailed Student"s  tC. Western blot results showing H3K27me3 levels in SCNT and ICSI embryos. α-Tubulin (TUBB) was blotted as a loading controlD. Representative immunofluorescent staining of H3K27me3 in ICSI embryos at the 1-cell stage. ICSI 1-cell embryos are characterised by the visualisation of two distinct pronuclei (2PN) 6 hours after sperm injection. H3K27me3 enrichment in the female-PN. The identity of the pronuclei was determined by their size and position relative to the polar body. Representative images from ≥ 95 embryos analyzed in four independent micromanipulations are shown SY, syngamy. Scale bar, 20 μmE. Representative immunofluorescent staining of H3K27me3 in SCNT embryos at the 1-cell stage. H3K27me3 enrichment in the SCNT embryos were observed with either 1 pseudo-pronucleus (1PPN), bipseudo-pronucleus (2PPN), or tripseudo-pronucleus (3PPN). BA, before activation; AA, after activation. Representative images from ≥ 55 embryos analyzed in three independent micromanipulations are shown. Scale bar, 20 μmF. Dynamic appearance of H3K27me3 during early preimplantation development. Shown are representative images of embryos stained with DNA and H3K27me3. Negative staining of H3K27me3 could be observed in ICSI and SCNT-tdTomato+ embryo at morula stage. Representative images from ≥ 83 embryos analyzed in four independent micromanipulations are shown. Scale bar, 20 μmG. Representative images of H3K27me3 immunostainings on bovine intraspecies SCNT embryos. IVF-derived bovine embryos were used as a control for comparison. These images are representative examples of the quantification shown in Fig 3H. Representative images from ≥ 100 embryos analyzed in four independent micromanipulations are shown; Scale bar, 20 μm. H. The bar chart shows the percentages of strong and moderate H3K27me3 modifications of bovine embryos. Numbers of the total embryos analyzed from four independent micromanipulations are shown in the bars.