EMBO/SourceData huggingface dataset:
Figure 2A) Telomere interactors were identified and plotted as a volcano plot as in Figure 1 A, B and using tlc1 protein extracts. Interactors were identified using untreated protein extracts from tlc1 cells (left panel) or digested with RNase A and RNase H (right panel).B) Npl3 associates to TERRA. Cross-linked samples from the indicated strains were subjected to Npl3-TAP RIP. Enrichment of the indicated RNAs was determined by quantitative PCR on pulled-down reverse-transcribed RNA. Data represents mean % input +/- SEM n=3 (unpaired t-test two tailed *p<0.05, **p<0.01).Npl3 associates strongly to telomeres in the absence of Rat1. C) The Rat1-AID tagged protein is strongly degraded following 1h of 1mM IAA treatment. Protein levels are determined using anti-FLAG (Rat1-AID) and anti-actin antibodies. Abbreviations: IAA: indole-3-acetic acid, AID: Auxin inducible degron.Npl3 associates strongly to telomeres in the absence of Rat1. D) TERRA levels increase in cells expressing the Rat1-AID variant after 1h treatment with 1mM IAA. TERRA levels were determined by quantitative PCR on reverse-transcribed RNAs after phenol-chloroform extraction. RNA levels are normalized to 7S ncRNA levels. Data represents fold increase to corresponding -IAA samples n=2. Abbreviations: IAA: indole-3-acetic acid, AID: Auxin inducible degron.Npl3 associates strongly to telomeres in the absence of Rat1. E) Npl3-TAP associates strongly to telomeres after 1mM IAA treatment in cells with Rat1-AID. Cross-linked samples from indicated strains were used in a TAP-ChIP. Enrichment at telomeres was determined by quantitative PCR on indicated telomeres. Data represents mean % input +/- SEM n=3 (paired t-test one tailed *p<0.05, **p<0.01). Abbreviations: IAA: indole-3-acetic acid, AID: Auxin inducible degron.F-G) Npl3 associates to telomeres in an R-loop dependent manner. E) RNH1 was overexpressed from a galactose-inducible promoter. Protein levels are determined using anti-HA and anti-actin antibodies. F) Npl3-TAP associates to telomeres in an R-loop-dependent manner. Cross-linked samples from indicated strains were used in a TAP-ChIP. Enrichment at telomeres was determined by quantitative PCR on indicated telomeres. Data represents mean % input +/- SEM n=3 (paired t-test one tailed *p<0.05, **p<0.01). Abbreviations: eV: empty vector control, oE: overexpression
Figure 3A-B) Npl3 associates to telomeres in early S. A) Cell cycle profiles of indicated strains. Cells were synchronized in G1 with alpha-factor for 2.5h and released into the cell cycle at 30°C in pre-warmed medium supplemented with the indicated HU concentrations. B) Npl3-TAP associates strongly to telomeres in early S (250 mM HU). Cross-linked samples from indicated strains were used in a TAP-ChIP. Enrichment at telomeres was determined by quantitative PCR on indicated telomeres. Data represents mean % input +/- SEM relative to cells arrested in alpha factor n=3 (paired t-test two tailed *p<0.05, **p<0.01 Abbreviations: ns: not significant HU: hydroxyurea. *p<0.05, **p<0.01C) NPL3 over expression stabilizes telomeric R-loops. The indicated strains were grown on 1% raffinose 2% galactose to induce NPL3 over expression. Cross-linked samples were subjected to DRIP. DNA-RNA hybrids were immunoprecipitated using the S9.6 antibody. R-loop levels were determined by quantitative PCR on indicated telomeres. Data represents mean % input +/- SEM relative to 250 mM HU eV n=3 (paired t-test two tailed *p<0.05, **p<0.01). Abbreviations eV: empty vector control, oE: over expression HU: hydroxyurea. *p<0.05, **p<0.01D) Deletion of NPL3 decreases telomeric R-loops. The indicated strains were crosslinked and subjected to DRIP. DNA-RNA hybrids were immunoprecipitated using the S9.6 antibody. R-loop levels were determined by quantitative PCR on indicated telomeres. Data represents mean % input +/- SEM n=3. Specificity of S9.6 antibody was determined treating a fraction of the samples with RNase H.E-G) NPL3 stabilizes R-loops. E) R-loop dot blot. The indicated strains were grown on 1% raffinose 2% galactose for 72h and subsequently released into 1% raffinose 2% galactose or 2% glucose medium for 6 PDs. R-loop levels and dsDNA levels were determined using the S9.6 antibody and anti-dsDNA antibodies. Specificity of the S9.6 antibody was confirmed by treatment with RNase H. Loaded genomic DNA content is indicated at the bottom of the figure. F) R-loop dot blot quantification. Data represents R-loop signal as the S9.6 antibody signal relative to corresponding dsDNA signal n=3 (unpaired t-test two tailed *p<0.05). G) Serial dilutions of indicated strains were assayed on 1% raffinose 2% galactose media. Plates were imaged after 72h incubation at indicated temperatures. Abbreviations: V: empty vector control, oE: over expression, ds: double-strand,
Figure 4A) Serial dilutions of indicated strains were assayed on YPD media. Cells were plated after 30-50 generations propagated on YPD agar media. Two consecutive passages from one representative biological replicate are shown. Plates were imaged after 72h growth at 30°C.B) Serial dilutions of indicated strains were assayed on YPD media. Cells were plated after 30-50 generations propagated on YPD agar media. Two consecutive passages from one representative biological replicate are shown. Plates were imaged after 48h growth at 30°C.C) Serial dilutions of indicated strains were assayed on SC-His media. Cells were plated after 30-50 generations propagated on SC-His agar media. Two consecutive passages from one representative biological replicate are shown. Plates were imaged after 72h growth at 30°C.
Figure 1Representative images of colon tumors were shown. Scale bars, 10 mm. Tumor number, tumor size and tumor load in each mouse was measured.Histological analysis of colon tumors was shown by hematoxylin and eosin (HE) staining. Tumors were microscopically analyzed and classified as low or high grade. Histological score was assessed by a pathologist. Scale bars, 25 µm.Tumor tissues were stained for Ki67 and p-STAT3. The percentage of Ki67-positive and p-STAT3-positive cells was quantified. Scale bars, 25 µm.Proportion of CD11b+F4/80+ and RORγt+/CD45+lin- cells was analyzed in colonic LP cells and mLNs among tumor-bearing WT and Dectin-3-/- mice by flow cytometry.Relative expression of Il-6, Il-22, Cxcl1 and Il-17a in LP cells from tumor-bearing WT and Dectin-3-/- mice were detected using qPCR.
Figure 2Tumor number, tumor size, and tumor load in colons were measured.Tumors were microscopically analyzed and classified as low or high grade. Histological score was assessed by a pathologist. Tumor tissues were stained for Ki67. The percentages of Ki67-positive tumor cells were quantified. Scale bars, 25 µm.Mice were treated as described in Fig 1A and Fig 2A. Feces were collected from colons in each mouse. Total fungal burden in feces were quantified using qPCR.Mice were treated as described in Fig 1A. Fungal ITS2 rDNA gene sequence was performed in each group. Fungal-taxon-based analysis at the phylum level in feces of mice. Color from blue to red indicates enrichment of fungus.Specific fungal burden of C.albicans in the feces were quantified using qPCR.GF mice were orally gavaged with C.albicans (twice a week, 1×107) during administration with AOM-DSS (n=8, each group). Mice were euthanized on Day 100, tumor load in each mouse were measured.ELISA results for binding assays of Dectin-3 with C. albicans. Plates were coated with C.albicans and then were added with 100 ml/well recombinant Dectin-3 at indicated concentrations.GFP-C. albicans (5×106) were added onto 1×106 BMDMs, and incubated at 37°C for 1h. Wells were washed and fresh media containing fluconazole (300 μg/ml) was added. At 6 hours and 18 hours, C. albicans CFU inside BMDMs were photographed and calculated by plating on YPD agar. Scale bars, 25 µm.
Figure 3Mice were treated as described in Fig.2A. LP cells were isolated from each mouse and were culture for 48h. Cytokine and chemokine production of LP cells were detected using multiplex cytokine assay. Color from blue to red indicates enrichment of gene expression.mRNA expressions of IL-22, β-defensin, Reg3g, and Cxcl1 in LP cells were detected by qPCR.LP cells and mLNs were isolated from each mouse and were culture for 48h. Production of IL-22 in LP cells and mLNs were detected by ELISA. LP cells were isolated from each mouse and were culture for 48h. Expression of Il-17 in LP cells were detected by qPCR. Production of IL-17 in LP cells were detected by ELISA.Protein level of p-STAT3 and STAT3 in colonic epithelial cells was detected by using Western Blot (one mouse per lane). The relative expression of p-STAT3 was calculated.WT and Dectin-3-/- mice were intraperitoneally treated with anti-IL22 antibody or anti-IgG antibody as control during AOM-DSS administration (n=5, each group). Mice were euthanized on Day 100, tumor number, tumor size, and tumor load in colons were measured.
Figure 4Mice were treated as described in Fig.1A. LP cells were isolated from each mouse. The proportions of IL-22+ cells in CD3-RORγt+, CD3-RORγt-, CD3+RORγt- and CD3+RORγt+ were determined by flow cytometry.Mice were treated as described in Fig.1A. LP cells were isolated from each mouse. The proportions of IL-22+ cells in NKp46-RORγt+, NKp46+RORγt- and NKp46+RORγt+ were determined by flow cytometry.WT and Dectin-3-/- mice were intraperitoneally treated with anti-CD90 antibody or anti-IgG antibody during AOM-DSS administration (n=5, each group). Mice were euthanized on Day 100, feces were collected in colon from each mouse. Total fungal burden in feces were quantified using 18S rDNA qPCR.Mice were treated as described in Fig.4E and colonic LP cells were isolated. Numbers of IL-22+ cells in LP cells were determined by flow cytometry.Mice were treated as described in Fig.4E. Tumor number, tumor size, tumor load and histological score in colons were measured.
Figure 5Mice were treated as described in Fig.2A and Fig.2I. Colonic LP cells were isolated. Proportion and absolute number of IL-22+ cells in LP cells were detected by flow cytometry.Primary macrophages were isolated from LP cells in WT and Dectin-3-/- tumor-bearing mice. mRNA expression of glycolysis-relative genes detected by using qPCR.BMDM cells were stimulated with C.albicans (5×106), Curdlan, and α-mannan for 24h. Glucose uptake, pyruvate level, lactate production, and ATP level were determined using assay kit.BMDM cells were stimulated with C.albicans (5×106) for 24h, and ECAR and OCR were examined.BMDMs acquired from WT and Dectin-3-/- mice were stimulated with C.albicans for 24h. Cytokine and chemokine production of BMDMs were detected using multiplex cytokine assay.WT-derived BMDMs were stimulated with C.albicans, curldan, or α-mannan in combination with or without 2-DG (2.5mM) for 24h. mRNA expression of Il-7 were detected by using qPCR. BMDMs were acquired from WT and HIF-1-/- mice and were stimulated with C.albicans, curldan, or α-mannan for 24h. mRNA expression of Il-7 were detected by using qPCR.
Figure 6Primary ILC3 cells were sorted from colonic LP cells and were stimulated with indicated cytokines. Productions of IL-22 were detected by ELISA. mRNA expressions of Il-22 were detected by qPCR.BMDMs were stimulated with C.albicans for 24h and the supernatant was isolated and added to primary ILC3 cells. (1) Supernatant from BMDMs without stimulation. (2) Supernatant from BMDMs with stimulation of C.albicans. (3) Supernatant from BMDMs with stimulation of C.albicans and IL-7 antibody. Productions of IL-22 by ILC3 cells were detected by ELISA. mRNA expressions of Il-22 in ILC3 cells were detected by qPCR.Primary ILC3 cells were sorted from LPs and were stimulated with (IL-7 group) or without IL-7 (None group). mRNA expressions of relative genes were detected by qPCR.Primary ILC3 cells were sorted in LPs from STAT3fl/fl and STAT3fl/fl VillinCre mice and were stimulated with IL-7. Productions of IL-22 were detected by ELISA. mRNA expressions of Il-22 in ILC3 cells were detected by qPCR.Primary ILC3 cells were sorted from LPs and were stimulated with IL-7 in combined with FIZC and AhR Inh. Cells without stimulation were used as control (None). Production of IL-22 was detected by ELISA.HEK293T cells were transiently transfected with the indicated expression constructs (Ctl or AhR) and were stimulated with (IL-7 group) or without IL-7 (none group). ChIP analysis of the interaction of AhR and STAT3 to binding sites in the il22 promoter with or without IL-7, respectively.HEK293T cells were transiently transfected with the indicated expression constructs. Whole cell extracts were subjected to anti-HA immunoprecipitation, and were then immunoblotted with HA antibody and anti-STAT3 antibody.EL4 cells were transduced with retroviruses encoding AhR and STAT3. IL-22 mRNA expression was analyzed by qPCR.
Figure 7Patients with colon cancer were divided into four groups based on tumor stage. mRNA expressions of Dectin-3 in tumor tissues were detected by qPCR. The box represents the 25th to 75th percentile, and the whisker plots represent the minimum and maximum percentiles. Patients with colon cancer were divided into two groups based on fungal burden in the feces. mRNA expressions of Dectin-3 was compared between these two groups.Overall survival rate was shown by K-M survival curve.Tumor tissues were stained for IL-22 and p-STAT3. The percentages of IL-22-positive and p-STAT3-positive cells were quantified. mRNA expressions of IL22 and STAT3 were detected by qPCR. Scale bars, 25 µm.
Figure 2B. Blood stage growth rate of mutated parasite lines. A single parasite was injected i.v. into a mouse and the growth rate was calculated from parasitemia at day 6-9 for each mouse (black dots). Bars represent the mean of 4-7 mice. Significance for (B) determined by One-way analysis of variance with Tukeys Multiple Comparison test.C. Infected midgut showing oocysts stained with mercurochrome; scale bar, 100 μm. The graph shows oocyst numbers per infected mosquito. Numbers of mosquitoes that were analyzed are indicated above the graph. Data derived from at least two independent cage feeds originating from independently infected mice. Box‐and‐whisker plots depict the 25% quantile, median, 75% quantile, and nearest observations within 1.5 times the interquartile range (whiskers). Significance for (C) determined by Kruskal-Wallis test with Bonferroni's Multiple Comparison test.D. Ratio of salivary gland to midgut sporozoites of the indicated parasite lines. Black dots: individual experiments with 10-20 mosquitoes. Bars: mean. Significance for , (D) determined by One-way analysis of variance with Tukeys Multiple Comparison test.E. Hemolymph sporozoites were isolated and observed on glass slides by live cell imaging. Arrow indicates direction of a motile sporozoite. The graph shows the fraction of motile hemolymph sporozoites. Black dots: individual experiments with 10-20 mosquitoes. Bars: mean. Significance for (E) determined by One-way analysis of variance with Tukeys Multiple Comparison test.F. qRT-PCR analysis of schizonts and oocysts of the PbMyoA 3'dhfs parasite line. Individual data points correspond to the mean of three technical replicates.
Figure 3C. Blood stage growth rate of clonal parasite lines. A single parasite or 100 iRBCs were injected i.v. into a mouse and the growth rate was calculated from parasitemia at day 6-9. Black dots: individual mice; bars: mean. Statistical analysis: (C) One-way analysis of variance with Tukeys multiple comparison test.D. Proportion of motile ookinetes. Black dots: Individual movie; bars: mean. Data pooled from three independent biological replicates with 1 - 3 movies taken per experiment. Statistical analysis: (D) Kruskal-Wallis test with (D) Dunn's multiple comparisons testE. Speed of ookinetes of the different lines. Numbers of analysed parasites are shown above the graph. Data pooled from three independent experiments (biological replicates). Violin plots show median (line) and quartiles (dashed lines).F. Number of oocysts per infected mosquito. Numbers of analyzed mosquitoes are shown above the graph. Data pooled from at least three independent cage feeds originating from independently infected mice. Box‐and‐whisker plots depict the 25% quantile, median, 75% quantile, and nearest observations within 1.5 times the interquartile range (whiskers). Statistical analysis: (F) Kruskal-Wallis test with (F) Bonferroni's Multiple Comparison test.
Figure 4A. Ratio of hemolymph to midgut sporozoites. Black dots: individual experiments with 10-20 mosquitoes. Bars: mean. B. Ratio of salivary gland to midgut sporozoites. Black dots: individual experiments with 10-20 mosquitoes. Bars: mean. Statistical analysis: (A) and (B) One-way analysis of variance with Tukeys Multiple Comparison test.C. Blood stage infection of mice after transmission by mosquito bite. Shown is the mean ± standard deviation. D. Blood stage infection of mice after i.v. injection of 1000 sporozoites.
Figure 5AFraction (left) and speed (right) of motile hemolymph sporozoites on glass . Dots correspond to individual experiments and bars indicate the mean. Box‐and‐whisker plots depict the 25% quantile, median, 75% quantile, and nearest observations within 1.5 times the interquartile range (whiskers). Significance for (A left) and (B left) determined by One-way analysis of variance with Tukeys Multiple Comparison test. Significance for (A right) and (B right) determined by Kruskal-Wallis test with Bonferroni's Multiple Comparison test.C. Selected trajectories of 20 manually tracked sporozoites isolated from hemolymph and moving over a period of 3 min. Scale bar, 10 μm. D. Selected trajectories of 20 manually tracked sporozoites isolated from salivary glands and moving over a period of 3 min. Scale bar, 10 μm.
Figure 6A. Scheme depicting the setup of optical tweezers for measuring the forces that a sporozoite can generate to pull a bead out of an optical trap. The bead is placed at the apical end of the sporozoite. The graph shows the fraction of sporozoites that pulled the bead out of the optical trap. Black dots: individual experiments. Bars: mean. 73-131 sporozoites were probed for each line. Significance determined by One-way analysis of variance with Tukeys Multiple Comparison test.B. Scheme showing a sporozoite moving through a polymeric network in 3D. The graph shows sporozoite speeds as measured by manual tracking from imaging of sporozoites in a 3D hydrogel. Box‐and‐whisker plots depict the 25% quantile, median, 75% quantile, and nearest observations within 1.5 times the interquartile range (whiskers). Significance determined by Kruskal-Wallis test with Bonferroni's Multiple Comparison test.C. Selected trajectories of 20 moving sporozoites observed over a period of 3 min. Scale bar, 10 μm.
Figure 1A Representative pictures of embryos at 18.5 days postcoitum (E18.5) and hematoxylin and eosin staining of whole-mount embryo sections from PR-SET7loxp/Alfp-Cre (PR-SET7ΔHepE) mice and control littermates (WT).B Hematoxylin and eosin staining of liver sections.C Immunohistochemical staining of liver sections with albumin antibody.D qPCR analysis of Albumin,Afp and HNF4 mRNA levels. Bars represent mean values of mRNA levels normalized to glyceraldehyde-3-phosphate dehydrogenase (GAPDH) mRNA and SEM from samples of four individual mice. *P-value < 0.01.E Immunohistochemical staining of liver sections with cyclin B1 antibody.F Immunohistochemical staining of liver sections with γH2AX antibody.
Figure 2A Macroscopic appearance of livers in 120-day-old (P120) wild-type (WT) and PR-SET7loxp/Alb-Cre (KO) mice. Note, small adenomatous foci in KO livers.B Representative hematoxylin and eosin staining of liver sections from P120 wild-type (WT) and PR-SET7loxp/Alb-Cre (PR-SET7ΔHepA) mice. Arrows show three areas containing morphologically different hepatocytes. Right panels: zoom-in to Area-A-'normal zone', to Area-B-'necrotic zone' and to Area-C-'regenerative zone'.C Immunohistological staining of liver sections from P120 PR-SET7ΔHepA mice and control littermates (WT) with HNF4 antibody.D TUNEL staining of liver sections from P120 PR-SET7ΔHepA mice and control littermates (WT). Note that cells containing enlarged nuclei (white arrows) are TUNEL negative.E Immunohistological staining with γH2AX and albumin (Alb) antibodies.
Figure 3A Electronmicroscopic images of cells containing enlarged nuclei in P120 PR-SET7ΔHepA livers and normal hepatocytes in control littermates (WT). White arrows indicate: (Nuc) nuclei; (ER) endoplasmic reticulum; (Mit) mitochondrium; (PM) plasma membrane; (a) swollen mitochondria; (b) swollen endoplasmic reticulum; (c) disorganized endoplasmic reticulum; (d) disrupted plasma membrane; and (e) disorganized pieces of endoplasmic reticulum encircling mitochondria to form autophagosomes.B Immunohistological staining of liver sections from P120 PR-SET7ΔHepA mice and control littermates (WT) with H4K20Me1 and H4K20Me3 antibodies. Normal (Area-A), Necrotic (Area-B) and Regenerative (Area-C) hepatocyte-containing areas are indicated. Arrows show the loss of H4K20Me1 signal from the large necrotic nuclei.C-F Partial (2/3rd) hepatectomy was performed in 45-day-old PR-SET7ΔHepA mice and control littermates (WT). Two weeks later, at postnatal day 60 (P60) liver sections were stained with hematoxylin and eosin (C) or γH2AX (D) or H4K20Me1 (E) or HNF4 and F4/80 (F) antibodies.
Figure 4A, B Immunohistological staining of liver sections from P120 PR-SET7ΔHepA mice and control littermates (WT) with Ki67, albumin (Alb) and A6 or HNF4 antibodies as indicated. Arrows depict the different areas in the sections as indicated above (Fig.1B). Asterisks (*) indicate Ki67+ hepatocytes. Small arrows (>) indicate Ki67+ non-hepatic cells. Note the lack of co-staining of cells with HNF4 and A6 antibodies.C Immunohistological staining of liver sections from P120 PR-SET7ΔHepA mice and control littermates (WT) with FGF7 and A6 antibodies.D Relative mRNA levels of FGF7. Bars represent mean FGF7 mRNA levels normalized to GAPDH mRNA and SEM from samples of 5 individual 45 days or 120-day-old mice. The data are presented as fold over values obtained with wild-type P45 samples. *P-value < 0.01.
Figure 5A Analysis of reactive oxygen species (ROS) accumulation in frozen liver sections from 120-day-old (P120) and 240-day-old (P240) PR-SET7ΔHepA mice and control littermates (WT).B Immunohistological staining of liver sections from P240 animals with phospho-STAT3 antibody.C Western blot analysis of liver extracts from P45, P120 and P240 mice with STAT3 and phospho-STAT3 antibodies.D Macroscopic appearance of livers in P240 PR-SET7ΔHepA mice and control littermates (WT).E Serum alanine aminotransferase (ALT) levels in P45, P120 and P240 mice. Bars represent mean values of ALT levels and SEM from liver extracts of five individual mice. *P-value < 0.01.F Representative hematoxylin and eosin staining of liver sections from P240 PR-SET7ΔHepA mice and control littermates (WT). Two different magnifications are shown.G Relative mRNA levels of selected oncofetal genes. Bars represent mean Afp, H19, GPC-3 and CTGF mRNA levels normalized to GAPDH mRNA and SEM from samples of 5 individual 240-day-old mice. The data are presented as fold over values obtained with wild-type samples. *P-value < 0.01.
Figure 6A, B Immunohistological staining of liver sections from P240 PR-SET7ΔHepA mice and control littermates (WT) with Afp and HNF4 (A) or Ki-67 and albumin (Alb) (B) antibodies.C-E Double staining of liver sections with A6 and HNF4 (C) or Sox9 and Alb (D) or CD133 and HNF4 (E) antibodies. Right panels show larger magnifications of stainings performed in PR-SET7ΔHepA liver sections.